Communication sensing method, and electronic apparatus and computer program product

Abstract

Provided in the embodiments of the present disclosure are a communication sensing method, and an electronic apparatus and a computer program product. The method comprises: a first network element of a core network acquiring sensing information of a sensing device; and on the basis of the sensing information, the first network element acquiring a sensing result for a target sensing device.

Description

Communication awareness method, electronic device and computer program product

[0001] Cross-reference to Related Applications

[0002] The present application is based on Chinese Patent Application No. CN202410902077.1, filed on July 5, 2024, entitled “Communication awareness method, electronic device and computer program product”, and claims priority to it, the disclosure of which is incorporated herein by reference in its entirety. TECHNICAL FIELD

[0003] Embodiments of the present disclosure relate to the field of communication, in particular, to a communication awareness method, an electronic device and a computer program product. BACKGROUND

[0004] In the planning of future 6G, a communication awareness integrated system will be an important component of a 6G network. A communication awareness network composed of multiple sensing modes will empower various communication awareness applications. However, sensing devices may be affected by various factors, resulting in biased errors in the sensing results. Such errors are difficult to solve without any prior reference information.

[0005] In related technologies, a communication awareness integrated system is expected to be based on a wireless signal transceiver device of a 3GPP system, and to detect the distance, angle, speed and other sensing-related information of a sensing target relative to a transceiver by receiving a sensing signal reflected by the sensing target. In this process, timing errors between transceivers, Doppler frequency shifts of sensing signals, clock drift effects and other unfavorable factors can affect the accuracy of the sensing results.

[0006] In summary, there is a problem of poor communication awareness accuracy in related technologies. SUMMARY

[0007] According to one embodiment of the present disclosure, a communication awareness method is provided, including: a first network element of a core network acquiring sensing information of a sensing device; and the first network element acquiring a sensing result of a target sensing device according to the sensing information.

[0008] According to another embodiment of the present disclosure, a communication awareness method is provided, including: a first network element of a core network acquiring sensing information of a second sensing device; and the first network element acquiring a sensing result of a target sensing device according to the sensing information.

[0009] According to still another embodiment of the present disclosure, a communication awareness method is provided, including: a first network element of a core network acquiring sensing information of a first sensing device; and the first network element acquiring a sensing result of a target sensing device according to the sensing information.

[0010] According to still another embodiment of the present disclosure, a computer readable storage medium is also provided, in which a computer program is stored, wherein the computer program is configured to perform the steps of any of the above method embodiments when executed.

[0011] According to still another embodiment of the present disclosure, an electronic device is also provided, comprising a memory and a processor, wherein the memory stores a computer program, and the processor is configured to execute the computer program to perform the steps of any of the above method embodiments.

[0012] According to still another embodiment of the present disclosure, a computer program product is also provided, comprising a computer program, wherein the computer program is executed by a processor to implement the steps of any of the above method embodiments. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 is a hardware structure block diagram of a mobile terminal of a communication awareness method according to an embodiment of the present disclosure;

[0014] Fig. 2 is a flowchart one of a communication awareness method according to an embodiment of the present disclosure;

[0015] Fig. 3 is a flowchart two of a communication awareness method according to an embodiment of the present disclosure;

[0016] Fig. 4 is a flowchart three of a communication awareness method according to an embodiment of the present disclosure;

[0017] Fig. 5 is a flowchart four of a communication awareness method according to an embodiment of the present disclosure;

[0018] Fig. 6 is a schematic diagram one of an awareness principle according to an embodiment of the present disclosure;

[0019] Fig. 7 is a schematic diagram of an active SRO initiated active SRO association process according to an embodiment of the present disclosure;

[0020] Fig. 8 is a schematic diagram of an SRU initiated SRU association process according to an embodiment of the present disclosure;

[0021] Fig. 9 is a schematic diagram of a first network element initiated active SRO association process according to an embodiment of the present disclosure;

[0022] Fig. 10 is a schematic diagram of a first network element initiated SRU association process according to an embodiment of the present disclosure;

[0023] Fig. 11 is a schematic diagram of a first network element initiated active SRO disassociation process according to an embodiment of the present disclosure;

[0024] Fig. 12 is a schematic diagram of a first network element initiated SRU disassociation process according to an embodiment of the present disclosure;

[0025] Figure 13 is a flow diagram of active SRO initiated first network element disassociation according to embodiments of the present disclosure;

[0026] Figure 14 is a flow diagram of SRU initiated SRU disassociation according to embodiments of the present disclosure;

[0027] Figure 15 is a flow diagram of first network element initiated coupling according to embodiments of the present disclosure;

[0028] Figure 16 is a flow diagram of SRU & SRO initiated coupling according to embodiments of the present disclosure;

[0029] Figure 17 is a flow diagram of SRU and active SRO based communication awareness according to embodiments of the present disclosure;

[0030] Figure 18 is a flow diagram of SRU \ aware device based communication awareness according to embodiments of the present disclosure;

[0031] Figure 19 is a flow diagram of information transfer between SRO and first network element associated SRO according to embodiments of the present disclosure;

[0032] Figure 20 is a flow diagram of information transfer between SRO and first network element unassociated SRO according to embodiments of the present disclosure;

[0033] Figure 21 is a schematic diagram of active SRO based communication awareness according to embodiments of the present disclosure;

[0034] Figure 22 is a flow diagram of active SRO based communication awareness according to embodiments of the present disclosure;

[0035] Figure 23 is a schematic diagram of SRU and passive SRO based communication awareness according to embodiments of the present disclosure;

[0036] Figure 24 is a flow diagram of SRU and passive SRO based communication awareness according to embodiments of the present disclosure;

[0037] Figure 25 is a schematic diagram of passive SRO assisted SRU, aware device awareness according to embodiments of the present disclosure;

[0038] Figure 26 is a schematic diagram of SRU based communication awareness according to embodiments of the present disclosure;

[0039] Figure 27 is a flow diagram of SRU based communication awareness according to embodiments of the present disclosure;

[0040] Figure 28 is a schematic diagram of passive SRO based communication awareness according to embodiments of the present disclosure;

[0041] Figure 29 is a flow diagram of passive SRO based communication awareness according to embodiments of the present disclosure. DETAILED DESCRIPTION

[0042] The embodiments of the present disclosure will be described in detail below with reference to the drawings and in conjunction with embodiments.

[0043] It should be noted that the terms "first", "second", etc. in the specification and claims of the embodiments of the present disclosure and the above-described drawings are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence.

[0044] The method embodiments provided in the embodiments of the present application can be executed in a mobile terminal, a computer terminal or a similar computing device. Taking the case of running on a mobile terminal, Fig. 1 is a hardware structure block diagram of a mobile terminal of a communication awareness method according to an embodiment of the present disclosure. As shown in Fig. 1, the mobile terminal can include one or more (only one is shown in Fig. 1) processors 102 (the processor 102 can include but is not limited to a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 for storing data, wherein the above-mentioned mobile terminal can further include a transmission device 106 for communication function and an input and output device 108. Those skilled in the art can understand that the structure shown in Fig. 1 is only schematic, which does not limit the structure of the above-mentioned mobile terminal. For example, the mobile terminal can further include more or less components than those shown in Fig. 1, or have a different configuration from that shown in Fig. 1.

[0045] The memory 104 can be used to store computer programs, for example, software programs of application software and modules, such as a computer program corresponding to the communication awareness method in the embodiments of the present disclosure, and the processor 102 executes various functional applications and data processing by running the computer program stored in the memory 104, that is, implements the above-mentioned method. The memory 104 can include a high-speed random access memory, and can further include a non-volatile memory, such as one or more magnetic storage devices, flash memories, or other non-volatile solid-state memories. In some examples, the memory 104 can further include a memory remotely arranged with respect to the processor 102, which can be connected to the mobile terminal through a network. Examples of the above-mentioned network include but are not limited to the Internet, an intranet, a local area network, a mobile communication network, and a combination thereof.

[0046] The transmission device 106 is used to receive or send data via a network. The specific examples of the above-mentioned network can include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a network adapter (Network Interface Controller, NIC), which can be connected to other network devices through a base station so as to communicate with the Internet. In one example, the transmission device 106 can be a radio frequency (Radio Frequency, RF) module, which is used to communicate with the Internet in a wireless manner.

[0047] In the embodiments of the present disclosure, the first network element of the core network is a network element of the core network related to the sensing service. In the embodiments of the present disclosure, the first network element is not limited, and only refers to a network element of the core network related to the sensing service.

[0048] In the embodiments of the present disclosure, the sensing device interacts with the first network element to transmit registration information, sensing related capability, sensing related auxiliary information, sensing measurement result, sensing estimation result and error information, etc.

[0049] In the embodiments of the present disclosure, the first network element can be a network element of the core network related to the sensing service in the 3GPP network.

[0050] In the embodiments of the present disclosure, the first sensing device can also be referred to as a sensing reference unit (SRU). In the embodiments of the present disclosure, the SRU is an active 3GPP device (which can be a UE or a base station) having sensing signal transmission or / and sensing signal reception capability, and can provide sensing measurement result / sensing estimation result to other devices on the 3GPP network (for calibration of the sensing result).

[0051] In the embodiments of the present disclosure, the SRU, the sensing reference unit, is only used to refer to a unit having the described function, and does not specifically refer to or limit any network element.

[0052] In the embodiments of the present disclosure, the second sensing device can also be referred to as a sensing reference object (SRO).

[0053] In the embodiments of the present disclosure, the SRO can be active or passive, and can be some objects or 3GPP devices as sensing targets. The targets themselves carry some prior information about the SRO or the 3GPP system knows in advance, for calibration of the sensing observation result / sensing estimation result related to the SRO itself.

[0054] In the embodiments of the present disclosure, the SRO, the sensing reference, is only used to refer to a unit having the described function, and does not specifically refer to or limit any network element.

[0055] In the embodiments of the present disclosure, a communication sensing method is provided. FIG. 2 is a flowchart of a communication sensing method according to an embodiment of the present disclosure. As shown in FIG. 2, the flow includes the following steps:

[0056] In step S202, the first network element of the core network acquires sensing information of the sensing device.

[0057] In one example embodiment, the sensing device includes a first sensing device and / or a second sensing device.

[0058] In an example embodiment, the first network element further obtains sensing information of the target sensing device; and the first network element obtains a sensing result of the target sensing device according to the sensing information of the sensing device and the sensing information of the target sensing device.

[0059] In an example embodiment, the sensing information comprises sensing measurement information and sensing estimation information.

[0060] In an example embodiment, the sensing measurement information comprises at least one of the following: channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); reference signal received power per resource block (RSRPP).

[0061] In an example embodiment, the sensing estimation information comprises at least one of the following: transmission parameter information of a sensing path of a transmission channel of the sensing information.

[0062] In the embodiments of the present disclosure, the transmission parameter information comprises at least one of the following: energy or combination of energy (normalized or not normalized), distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D), micro-Doppler spectrum, type of detected micro-Doppler pattern, parameters of detected micro-Doppler pattern, of one or more or all sensing paths in a channel corresponding to a sensing signal of the sensing device; and difference values of all the above quantities with respect to respective specified reference values.

[0063] In an example embodiment, the second sensing device is provided with sensing prior information.

[0064] In an example embodiment, the sensing prior information comprises at least one of the following: type information of the second sensing device; physical parameter information of the second sensing device; position information of the second sensing device; relative position information of the second sensing device; radar cross section (RCS) information of the second sensing device.

[0065] In the embodiments of the present disclosure, in the case that the second sensing device is an active second sensing device, the above-mentioned category information is a target category of the sensing device. For example, any category such as a vehicle, a drone, a building, a statue, etc. For the target such as a building or a statue which does not belong to a 3GPP UE device, the target can be a UE device associated with the target, and the UE device is specially responsible for forwarding the information defined herein associated with the target.

[0066] In the embodiments of the present disclosure, the above-mentioned physical parameter information can be a model of the second sensing device itself, a size of the second sensing device itself, a surface material of the second sensing device itself, and a distribution of the material on the surface.

[0067] In the embodiments of the present disclosure, the above-mentioned position information can be a position coordinate (two-dimensional or three-dimensional) in a certain reference system, an attitude angle (azimuth angle, roll angle, pitch angle) of the second sensing device in a certain reference system, a plurality of parameters in a rotation matrix of the second sensing device in a certain reference system, a speed modulus (one-dimensional scalar) of the second sensing device, and a speed vector (two-dimensional or three-dimensional) of the second sensing device.

[0068] In the embodiments of the present disclosure, the above-mentioned relative position information can be a position difference relative to a certain reference point, a distance relative to a certain reference point, a propagation time delay relative to a certain reference point, a TDOA of a time delay difference relative to a plurality of reference points, a pitch angle relative to a certain reference point, an azimuth angle relative to a certain reference point, a beam direction relative to a certain reference point, a speed relative to a certain reference point, a Doppler frequency relative to a certain reference point, a micro-Doppler pattern, and a parameter related to a micro-Doppler pattern / spectrum.

[0069] In the embodiments of the present disclosure, the above-mentioned RCS information can include the following forms: an RCS fixed value related to the second sensing device itself; a random distribution of the RCS related to the second sensing device itself; a deterministic model of the RCS related to the second sensing device itself, in addition to the attribute related to the second sensing device itself, the model can be related to an incident angle (incident azimuth angle, incident pitch angle), an exit angle (exit azimuth angle, exit pitch angle), a distance from the sensing device, and a polarization direction; and a model composed of the deterministic model of the RCS related to the second sensing device itself and the random distribution.

[0070] In one exemplary embodiment, the second sensing device includes an active second sensing device and a passive second sensing device.

[0071] In one exemplary embodiment, before the first network element acquires the sensing information of the sensing device, the method further includes: the first network element sending association request information to the sensing device; and the first network element receiving association feedback information from the sensing device.

[0072] In an example embodiment, the association request information comprises at least one of the following: identity ID information of the first network element; state information of the association relationship; an update period of the association relationship; and an update condition of the association relationship.

[0073] In the embodiments of the present disclosure, the state information of the association relationship can comprise: first-time initialization of the association, or updating of the association between the sensing device and the first network element in the case that the state of the sensing device changes.

[0074] In an example embodiment, before the first network element acquires the sensing information of the sensing device, the method further comprises: the first network element sending call request information to the sensing device, wherein the sensing device is associated with the current first network element, or the sensing device is associated with the first network element other than the current first network element.

[0075] In an example embodiment, the call request information comprises at least one of the following: ID information of the sensing device required by the current first network element; and sensing device selection condition information of the current first network element.

[0076] In an example embodiment, the sensing device selection condition information comprises at least one of the following: tracking area TA information of the sensing device; location information of the sensing device; and cell ID information of the sensing device.

[0077] In an example embodiment, the target sensing device is the same sensing device as the first sensing device in the sensing device, or the target sensing device is a different sensing device from the first sensing device.

[0078] In the embodiments of the present disclosure, the target sensing device can be the same sensing device as the first sensing device in the sensing device, that is, the target sensing device and the first sensing device in the sensing device can be merged into the same device. Because these devices are essentially sensing devices and have the ability to receive or transmit sensing signals, they are merged into the same network element device according to the function.

[0079] In the embodiments of the present disclosure, the target sensing device can also be a group of sensing devices, that is, the number of the target sensing device and the first sensing device in the sensing device can be multiple.

[0080] In step S204, the first network element acquires the sensing result of the target sensing device according to the sensing information.

[0081] In an example embodiment, the first network element sends coupling request information to the first sensing device and the second sensing device respectively, wherein the coupling request information is used to instruct the first sensing device and the second sensing device to establish a coupling session; and the first network element receives coupling feedback information from the first sensing device or the second sensing device.

[0082] In the embodiments of the present disclosure, since the first sensing device can be a base station, a UE or any 3GPP device, in some cases, the first sensing device can be directly coupled with the second sensing device without going through the first network element for transmission of some information, so that the first sensing device can directly perform sensing measurement on the second sensing device. However, such an association relationship should be known and permitted by the first network element.

[0083] In an example embodiment, the coupling request information at least includes one of the following: identity ID information of the first network element; ID information of the coupling session; ID information of the first sensing device; ID information of the second sensing device; state information of the coupling session; update period of the coupling session; update condition of the coupling session.

[0084] In the embodiments of the present disclosure, the state information of the coupling session can include: first initialization of the coupling relationship, or in the case that the state of the first sensing device and the second sensing device changes, the first network element requests to update the coupling relationship of the first sensing device and the second sensing device.

[0085] In an example embodiment, it further includes: the first network element sends association release information to the first sensing device and / or the second sensing device; the first network element receives association release feedback information from the first sensing device and / or the second sensing device.

[0086] In an example embodiment, the association release information at least includes one of the following: identity ID information of the first network element; ID information of the updated first network element.

[0087] In an example embodiment, it further includes: the first network element sends association invocation request information to other first network elements except itself.

[0088] In an example embodiment, the association invocation request information at least includes one of the following: ID information of the target sensing device; sensing information; preset time window information of the association invocation request information.

[0089] In an example embodiment, it further includes: the first network element sends error calibration information to the sensing device.

[0090] In an example embodiment, it further includes: the first network element sends error calibration information to the target sensing device.

[0091] In the embodiments of the present disclosure, the step of error calibration can occur on the first network element or the target sensing device.

[0092] In an example embodiment, the error calibration information comprises at least one of the following: a perception measurement error of the perception device; a perception estimation error of the perception device; a clock error of the perception device; delay information of the perception device; a sampling rate matching error of the perception device; an electromagnetic interference error of the perception device.

[0093] By the above steps, a communication perception method is provided, the perception information of the perception device is obtained by the first network element of the core network, and the perception result of the target perception device is obtained by the first network element according to the perception information. The problem of poor communication perception accuracy in the related art is solved, and the effect of improving the communication perception accuracy is achieved.

[0094] In the embodiment of the disclosure, a communication perception method is provided, and FIG. 3 is a flowchart two of the communication perception method of the embodiment of the disclosure, as shown in FIG. 3, the flowchart comprises the following steps:

[0095] In step S302, the first network element of the core network obtains the perception information of the second perception device.

[0096] In an example embodiment, the second perception device is provided with perception prior information.

[0097] In an example embodiment, the perception prior information comprises at least one of the following: category information of the second perception device; physical parameter information of the second perception device; position information of the second perception device; relative position information of the second perception device; Radar Cross Section (RCS) information of the second perception device.

[0098] In the embodiment of the disclosure, in the case that the second perception device is an active second perception device, the above-mentioned category information is the target category of the perception device. For example, any category such as a vehicle, a drone, a building, a statue, etc. For the target such as a building and a statue which does not belong to a 3GPP UE device, the target can be a UE device associated with the target, which is specially responsible for forwarding the information defined herein associated with the target.

[0099] In the embodiment of the disclosure, the above-mentioned physical parameter information can be a model of the second perception device itself, a size of the second perception device itself, a surface material of the second perception device itself, and a distribution of the material on the surface.

[0100] In the embodiment of the disclosure, the above-mentioned position information can be a position coordinate (two-dimensional or three-dimensional) in a certain reference system, an attitude angle (azimuth angle, roll angle, pitch angle) of the second perception device in a certain reference system, a plurality of parameters in a rotation matrix of the second perception device in a certain reference system, a speed modulus (one-dimensional scalar) of the second perception device, and a speed vector (two-dimensional or three-dimensional) of the second perception device.

[0101] In the embodiments of the present disclosure, the relative position information can be a position difference relative to a certain reference point, a distance relative to a certain reference point, a propagation time delay relative to a certain reference point, a TDOA of a difference in arrival time relative to multiple reference points, a pitch angle relative to a certain reference point, an azimuth angle relative to a certain reference point, a beam direction relative to a certain reference point, a velocity relative to a certain reference point, a Doppler frequency relative to a certain reference point, a micro-Doppler pattern, and a parameter related to a micro-Doppler pattern / spectrum.

[0102] In the embodiments of the present disclosure, the RCS information can include the following forms: an RCS fixed value related to the second sensing device itself; a random distribution of the RCS related to the second sensing device itself; a deterministic model of the RCS related to the second sensing device itself, which can be related to an incident angle (incident azimuth angle, incident pitch angle), an exit angle (exit azimuth angle, exit pitch angle), a distance from the sensing device, and a polarization direction in addition to the attribute of the second sensing device itself; and a model composed of the deterministic model of the RCS related to the second sensing device itself and the random distribution.

[0103] In an example embodiment, the method further includes: obtaining, by the first network element, sensing information of the target sensing device; and obtaining, by the first network element, a sensing result of the target sensing device according to the sensing information of the second sensing device and the sensing information of the target sensing device.

[0104] In an example embodiment, the second sensing device includes an active second sensing device and a passive second sensing device.

[0105] In an example embodiment, the first network element obtaining the sensing information of the second sensing device includes: in a case where the second sensing device is an active second sensing device, receiving, by the first network element, the sensing information from the second sensing device or receiving, by the first network element, the sensing information from another first network element other than the first network element itself.

[0106] In the embodiments of the present disclosure, in a case where the second sensing device is an active second sensing device, the first network element can receive information of the second sensing device associated with the first network element itself or information of the second sensing device associated with another first network element. The another first network element is a first network element other than the current first network element.

[0107] In an example embodiment, the first network element obtaining the sensing information of the second sensing device includes: in a case where the second sensing device is a passive second sensing device, receiving, by the first network element, the sensing information from a Transmission Reception Point (TRP), wherein the TRP registers at least one second sensing device.

[0108] In the embodiments of the present disclosure, for the passive second sensing device, pre-registration through the TRP is required.

[0109] In one example embodiment, the sensing information includes sensing measurement information and sensing estimation information.

[0110] In one example embodiment, the sensing measurement information includes at least one of the following: channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); per resource block reference signal received power (RSRPP).

[0111] In one example embodiment, the sensing estimation information includes at least one of the transmission parameter information of the sensing path of the transmission channel of the sensing information.

[0112] In the embodiments of the present disclosure, the transmission parameter information includes the energy or the combination of the energy (normalized or not normalized), distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D, or 3D), micro-Doppler spectrum, type of detected micro-Doppler pattern, and parameters of the detected micro-Doppler pattern of each of one or more or all of the sensing paths in the channel corresponding to the sensing signal of the sensing device, and the difference values of all the above quantities with respect to the respective specified reference values.

[0113] In one example embodiment, the sensing prior information includes at least one of the following: category information of the second sensing device; physical parameter information of the second sensing device; position information of the second sensing device; relative position information of the second sensing device; radar cross section (RCS) information of the second sensing device.

[0114] In step S304, the first network element obtains the sensing result of the target sensing device according to the sensing information.

[0115] In one example embodiment, the first network element further sends the invocation request information to other first network elements except itself.

[0116] In one example embodiment, the invocation request information includes at least one of the following: ID information of the second sensing device required by the current first network element; sensing device selection condition information of the current first network element.

[0117] In one example embodiment, the sensing device selection condition information includes at least one of the following: tracking area (TA) information of the second sensing device; position information of the second sensing device; cell ID information of the second sensing device.

[0118] The embodiment of the present disclosure provides a communication sensing method, and Figure 4 is a flowchart three of the communication sensing method of the embodiment of the present disclosure, as shown in Figure 4, the flowchart comprises the following steps:

[0119] In step S402, the first network element of the core network acquires the sensing information of the first sensing device.

[0120] In the embodiment of the present disclosure, the first sensing device is used for sensing measurement, and is used for measuring other objects to perform calibration.

[0121] In one example embodiment, the method further comprises: the first network element acquires the sensing information of the target sensing device; and the first network element acquires the sensing result of the target sensing device according to the sensing information of the first sensing device and the sensing information of the target sensing device.

[0122] In one example embodiment, the sensing information comprises sensing measurement information and sensing estimation information.

[0123] In one example embodiment, the sensing measurement information comprises at least one of the following: channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); and per resource block reference signal received power (RSRPP).

[0124] In one example embodiment, the sensing estimation information comprises at least one of the transmission parameter information of the sensing path of the transmission channel of the sensing information.

[0125] In the embodiment of the present disclosure, the transmission parameter information comprises at least one of the following: energy or combination (normalized or not normalized) of each sensing path in one or more or all sensing paths in the channel corresponding to the sensing signal of the sensing device, distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D), micro-Doppler spectrum, type of detected micro-Doppler pattern, and parameters of the detected micro-Doppler pattern; and difference values of all the above quantities with respect to respective specified reference values.

[0126] In step S404, the first network element acquires the sensing result of the target sensing device according to the sensing information.

[0127] In one example embodiment, the method further comprises: the first network element sends a call request information to other first network elements except itself.

[0128] In one example embodiment, the call request information comprises at least one of the following: ID information of the first sensing device required by the current first network element; and sensing device selection condition information of the current first network element.

[0129] In an example embodiment, the perception device selection condition information at least includes one of: tracking area (TA) information of the first perception device; location information of the first perception device; and cell ID information of the first perception device.

[0130] A communication perception method is provided in the embodiments of the present disclosure, and FIG. 5 is a flowchart four of the communication perception method according to an embodiment of the present disclosure. As shown in FIG. 5, the flowchart includes the following steps:

[0131] In step S502, the perception device sends the perception information to the first network element of the core network, so that the first network element obtains the perception result of the target perception device according to the perception information.

[0132] In an example embodiment, the perception device includes: the first perception device and / or the second perception device.

[0133] In an example embodiment, the target perception device further sends the perception information to the first network element.

[0134] In the embodiments of the present disclosure, the first network element obtains the perception result of the target perception device according to the perception information of the perception device and the perception information of the target perception device.

[0135] In an example embodiment, the perception information includes: perception measurement information and perception estimation information.

[0136] In an example embodiment, the perception measurement information at least includes one of: channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); and per resource block reference signal received power (RSRPP).

[0137] In an example embodiment, the perception estimation information includes at least one of the transmission parameter information of the perception path of the transmission channel of the perception information.

[0138] In an example embodiment, the second perception device is provided with perception prior information.

[0139] In an example embodiment, the perception prior information at least includes one of: category information of the second perception device; physical parameter information of the second perception device; location information of the second perception device; relative location information of the second perception device; and radar cross section (RCS) information of the second perception device.

[0140] In an example embodiment, the second perception device includes an active second perception device and a passive second perception device.

[0141] In one example embodiment, before the sensing device sends the sensing information to the first network element of the core network, further comprising: the sensing device sending association request information to the first network element; the sensing device receiving association reply information from the first network element.

[0142] In one example embodiment, the first sensing device sends association request information to the first network element, wherein the association request information comprises at least one of the following: ID information of the first sensing device; state information of the association relationship; sensing capability information of the first sensing device; measurement result of the first sensing device irrelevant to the sensing measurement service; ON / OFF state information of the first sensing device.

[0143] In one example embodiment, the second sensing device sends association request information to the first network element, wherein the association request information comprises at least one of the following: ID information of the second sensing device; state information of the association relationship; prior information of the second sensing device relevant to being sensed; positioning capability information of the second sensing device; ON / OFF state information of the second sensing device.

[0144] In one example embodiment, the sensing device sends association release information to the first network element; the sensing device receives association release reply information from the first network element.

[0145] In one example embodiment, the first sensing device sends association release information to the first network element, wherein the association release information comprises at least one of the following: ID information of the first sensing device; ID information of the current association session.

[0146] In one example embodiment, the second sensing device sends association release information to the first network element, wherein the association release information comprises at least one of the following: ID information of the second sensing device; ID information of the current association session.

[0147] In one example embodiment, further comprising: the sensing device sending coupling request information to the first network element, wherein the coupling request information is used to instruct the first sensing device and the second sensing device to establish a coupling session; the sensing device receiving coupling reply information from the first network element.

[0148] In one example embodiment, the first sensing device sends coupling request information to the first network element, wherein the coupling request information comprises at least one of the following: ID information of the first sensing device; ID information of the second sensing device; state information of the coupling session.

[0149] In one example embodiment, the second sensing device sends coupling request information to the first network element, wherein the coupling request information comprises at least one of the following: ID information of the first sensing device; ID information of the second sensing device; state information of the coupling session.

[0150] In an example embodiment, the second sensing device further sends the priori information to the first network element.

[0151] In the embodiments of the present disclosure, the priori information can also be called auxiliary information, and the priori information can come from the second sensing device itself or other devices.

[0152] In an example embodiment, the second sensing device further sends the priori information to other second sensing devices through the first network element, wherein the other second sensing devices are not associated with the current first network element.

[0153] From the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be realized by means of software and the necessary universal hardware platform, and of course, it can also be realized by hardware, but in many cases, the former is a better embodiment. Based on such understanding, the technical solutions of the embodiments of the present disclosure can be embodied in the form of a software product, which is stored in a storage medium (such as a ROM / RAM, a magnetic disk, or an optical disk), and includes a plurality of instructions to make a terminal device (which can be a mobile phone, a computer, a server, or a network device) execute the methods described in the embodiments of the present disclosure.

[0154] In the embodiments, a communication sensing device is also provided, which is used to implement the above embodiments and preferred embodiments, and will not be described again. As used below, the term "module" can be a combination of software and / or hardware that implements a predetermined function. Although the devices described in the following embodiments are preferably implemented in software, hardware or a combination of software and hardware is also possible and is contemplated.

[0155] The communication sensing device provided by the embodiments of the present disclosure can be arranged in a core network, and the communication sensing device can include: a first obtaining module arranged to obtain sensing information of a sensing device; and a second obtaining module arranged to obtain a sensing result of a target sensing device according to the sensing information.

[0156] The communication sensing device provided by the embodiments of the present disclosure can be arranged in a core network, and the communication sensing device can include: a third obtaining module arranged to obtain sensing information of a second sensing device; and a fourth obtaining module arranged to obtain a sensing result of a target sensing device according to the sensing information.

[0157] The communication sensing device provided by the embodiments of the present disclosure can be arranged in a core network, and the communication sensing device can include: a fifth obtaining module arranged to obtain sensing information of a first sensing device; and a sixth obtaining module arranged to obtain a sensing result of a target sensing device according to the sensing information.

[0158] The communication awareness device provided by the embodiments of the present disclosure can be arranged in an awareness device, and the communication awareness device can include a sending module configured to send awareness information to a first network element of a core network, so that the first network element obtains an awareness result of a target awareness device according to the awareness information.

[0159] In the embodiments of the present disclosure, the communication awareness device can further include different modules, and the naming and function division of the modules can also be selected in different ways according to actual conditions, which are not specifically limited here.

[0160] It should be noted that the above modules can be implemented by software or hardware, and for the latter, the following implementation manners can be used, but are not limited thereto: the above modules are located in the same processor; or the above modules are located in different processors in any combination.

[0161] The embodiments of the present disclosure further provide a computer readable storage medium, which stores a computer program, and the computer program is configured to execute the steps in any of the above method embodiments when running.

[0162] In an example embodiment, the above computer readable storage medium can include, but is not limited to, a U disk, a read-only memory (ROM), a random access memory (RAM), a mobile hard disk, a magnetic disk or an optical disk, and various media that can store computer programs.

[0163] The embodiments of the present disclosure further provide an electronic device including a memory and a processor, the memory stores a computer program, and the processor is configured to execute the computer program to perform the steps in any of the above method embodiments.

[0164] In an example embodiment, the above electronic device can further include a transmission device and an input / output device, wherein the transmission device is connected to the processor, and the input / output device is connected to the processor.

[0165] The embodiments of the present disclosure further provide a computer program product including a computer program, and the computer program is executed by a processor to implement the steps in any of the above method embodiments.

[0166] In an example embodiment, the above computer program product includes a non-volatile computer readable storage medium, the non-volatile computer readable storage medium stores a computer program, and the computer program is executed by a processor to implement the steps in the method described in the embodiments of the present disclosure.

[0167] The specific examples in the embodiments can refer to the examples described in the above embodiments and exemplary embodiments, which will not be repeated here.

[0168] Obviously, those skilled in the art should understand that each module or each step of the above-mentioned embodiments of the present disclosure can be realized by a general computing device, which can be centralized on a single computing device or distributed on a network composed of multiple computing devices, which can be realized by program codes executable by the computing device, so that they can be stored in a storage device and executed by the computing device, and in some cases, the steps shown or described can be executed in different order, or they can be manufactured into individual integrated circuit modules, or multiple modules or steps can be manufactured into a single integrated circuit module. Thus, the embodiments of the present disclosure are not limited to any specific combination of hardware and software.

[0169] In order for those skilled in the art to better understand the technical solutions of the embodiments of the present disclosure, the following will be described in conjunction with different embodiments.

[0170] In the embodiments of the present disclosure, the first network element of the core network is a network element of the core network related to the perception service. In the embodiments of the present disclosure, the first network element is not limited, and only refers to the network element of the core network related to the perception service. In the embodiments of the present disclosure, the perception device interacts with the first network element to transmit registration information, perception-related capabilities, perception-related auxiliary information, perception measurement results, perception estimation results, error information and the like. In the embodiments of the present disclosure, the first network element can be a network element of the core network related to the perception service in the 3GPP network.

[0171] In the embodiments of the present disclosure, the perception reference unit SRU is the first perception device in the above embodiments. In the embodiments of the present disclosure, the SRU is an active 3GPP device (which can be a UE or a base station) having the capability of transmitting or / and receiving a perception signal, and can provide a perception measurement result / perception estimation result to other devices on the 3GPP network (to calibrate the perception result). In the embodiments of the present disclosure, the name of the SRU, the perception reference unit, only refers to a unit having the described function, and does not specifically refer to or limit any network element.

[0172] In the embodiments of the present disclosure, the sensing reference object SRO is the second sensing device in the above-mentioned embodiments. In the embodiments of the present disclosure, the SRO can be active or passive, and can be some object or 3GPP device as a sensing target, which itself carries some prior information about the SRO known in advance by the 3GPP system, so as to calibrate the sensing observation results / sensing estimation results related to the SRO itself. In the embodiments of the present disclosure, the SRO and the sensing reference are names only for referring to units with the described functions, and do not specify or limit any network element.

[0173] In the embodiments of the present disclosure, for the convenience of description, the first network element in some embodiments is abbreviated as SF.

[0174] Embodiment I

[0175] In the present embodiment, first, the capabilities of the sensing reference unit SRU (the first sensing device), the sensing reference object SRO (the second sensing device), and the first network element related to the sensing service are described.

[0176] In the embodiments of the present disclosure, the capabilities of the sensing reference unit SRU or the signaling behaviors related thereto are as follows:

[0177] The SRU can communicate with the 3GPP network. The SRU can interact with the network element (hereinafter referred to as the first network element, which is not limited in name, and only refers to the network element of the core network related to the sensing service) of the core network related to the sensing service in the 3GPP network, so as to transmit registration information, sensing-related capabilities, sensing-related auxiliary information, sensing measurement results, sensing estimation results, and error information, etc. between each other. The SRU has the capability of transmitting sensing signals in the 3GPP system. The SRU has the capability of receiving sensing signals in the 3GPP system. The SRU has the capability of obtaining its own position (which can be any positioning mode, including but not limited to 3GPP positioning). The SRU can transmit sensing measurement results and sensing estimation results to the first network element, which include but are not limited to: channel estimation results corresponding to the sensing signals, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP; the energy or combination of energies (normalized or not normalized), distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D, or 3D), micro-Doppler spectrum, type of detected mode of micro-Doppler, and parameters of the detected mode of micro-Doppler of each of one or more or all sensing paths in the channel corresponding to the sensing signals; and the differential values of all the above quantities with respect to the respective specified reference values.

[0178] In the embodiments of the present disclosure, the SRU can transmit other measurement results and estimation results irrelevant to the sensing service to the first network element or other network elements of the core network, which include but are not limited to: the position of the SRU itself; the channel estimation result corresponding to the positioning reference signal, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP; the energy or the combination (normalized or not normalized) of the energy, position, distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D) of one or more or all sensing paths in the channel corresponding to the positioning signal; and the differential value of all the above quantities relative to the respective specified reference value.

[0179] In the embodiments of the present disclosure, the capability information of the first network element is as follows:

[0180] The first network element compares the actual measurement result of the SRU with the ideal measurement result to determine the calibration quantity related to the perception. The first network element can transmit the calibration quantity to any other network element for calibration. The first network element indicates which devices (user equipment, base station) are allowed to be an SRU. The first network element indicates which devices (user equipment, base station) start to be an SRU. The first network element indicates which devices (user equipment, base station) maintain the status of being an SRU and updates the information thereof. The first network element indicates which devices (user equipment, base station) are no longer an SRU. The first network element stores the information of the SRU. The first network element deletes the information of the SRU. The first network element reserves the information of the SRU in the OFF state. The first network element requires the SRU to associate with another new first network element. The first network element initiates the SRU to perform the perception measurement and report the perception measurement result or the perception estimation quantity. The first network element initiates the SRU to perform the perception measurement and report the perception measurement result and the perception estimation quantity, in which case the SRU needs to have the capability of reporting the perception measurement result and the perception estimation result simultaneously. The first network element to be perceived finds the SRU under another first network element to obtain the SRU measurement calibration result, if allowed by the higher-layer core network. The core network allows one first network element to transmit the SRU measurement result to another first network element. The core network allows the SRU to associate with multiple first network elements. The perception device (any perception device in the 3GPP network, including but not limited to UE and base station) can report to the first network element whether the SRU needs to participate in the correction. The first network element can actively provide the perception device (including but not limited to UE and base station) with the perception process with the SRU participation for correction. In the perception process with the SRU participation, the first network element can transmit the measurement result, the estimation result, the perception measurement result, the perception estimation result of the SRU irrelevant to the perception service, and the identity of the SRU to the perception device (including but not limited to UE and base station) for calibration. In the perception process with the SRU participation, the first network element can transmit any calculated error calibration information related to the SRU to the perception device (including but not limited to UE and base station, which can be any perception device requiring the SRU auxiliary calibration) for calibration. In the perception process with the SRU participation, the SRU can also directly establish a communication link with the perception device (including but not limited to UE and base station) to transmit the auxiliary information related to the perception, the error calibration information related to the SRU, and the identity of the SRU to the perception device (including but not limited to UE and base station) for calibration.

[0181] In the embodiments of the present disclosure, the error calibration information is usually obtained by comparing two or more different quantities, and the sources of the error calibration information include, but are not limited to: comparing the actual measurement of the SRU with the ideal measurement result to obtain the related error quantity; comparing the actual measurement of the SRU with the measurement result of other sensing devices to obtain the related error quantity; and obtaining the related error based on the actual measurement of the SRU, the ideal measurement result, and the measurement result of other sensing devices.

[0182] In the embodiments of the present disclosure, the form of the error calibration information includes, but is not limited to: the channel estimation result error, PDP spectrum error, phase delay spectrum error, RSRP error, RSCP error, RSRPP error of the sensing signal corresponding to any sensing device (including the SRU, including but not limited to UE and base station); the energy error or combination (normalized or not normalized) of one or more or all sensing paths of the sensing signal corresponding to any sensing device (including the SRU, including but not limited to UE and base station), distance error, time of arrival (TOA) error, time difference of arrival (TDOA) error, position error (2D or 3D), pitch angle error, azimuth angle error, beam direction error, Doppler frequency error, velocity error (1D, 2D or 3D), micro-Doppler spectrum error, micro-Doppler detected mode type error, micro-Doppler detected mode parameter error; clock bias of the sensing device (including UE and base station) of any sensing device (including the SRU, including but not limited to UE and base station), digital signal processing delay, sampling frequency matching error, electromagnetic interference error, etc.

[0183] In the embodiments of the present disclosure, the active SRO can have the following capabilities, or involve the following signaling behaviors:

[0184] The active SRO can communicate with the 3GPP network. The active SRO can interact with the network element (hereinafter referred to as the first network element, without limitation on the name, only referring to the network element of the core network related to the sensing service) of the core network related to the sensing service in the 3GPP network, to transmit registration information, sensed related auxiliary information (i.e., prior information in the above embodiments), error information, etc. The active SRO has the ability to reflect, refract, diffract, scatter, and transmit the sensing signal as a sensing target of the sensing system. The active SRO has the ability to obtain its own position (which can be any positioning method, including but not limited to 3GPP positioning).

[0185] In the embodiments of the present disclosure, the prior information includes but is not limited to: the target type (such as a vehicle, a drone, a building, a statue, or any other type) of the active SRO itself (for a target such as a building or a statue that does not belong to a 3GPP UE device, the target can be a UE device associated with the target, which is specially responsible for forwarding the information defined herein associated with the target), the model of the active SRO itself, the size of the active SRO itself, the surface material of the active SRO itself, and the distribution of the material on the surface. The position coordinates (two-dimensional or three-dimensional) of the active SRO in a certain reference system, the attitude angle (azimuth angle, roll angle, and pitch angle) of the active SRO in a certain reference system, the parameters in the rotation matrix of the active SRO in a certain reference system, the speed modulus (one-dimensional scalar) of the active SRO, and the speed vector (two-dimensional or three-dimensional) of the active SRO. The position difference relative to a certain reference point, the distance relative to a certain reference point, the propagation time delay relative to a certain reference point, the TDOA of the arrival time delay difference relative to multiple reference points, the pitch angle relative to a certain reference point, the azimuth angle relative to a certain reference point, the beam direction relative to a certain reference point, the speed relative to a certain reference point, the Doppler frequency relative to a certain reference point, the micro-Doppler pattern, and the parameters related to the micro-Doppler pattern / spectrum.

[0186] In the embodiments of the present disclosure, the RCS information of the active SRO itself includes but is not limited to the following forms: an RCS fixed value related to the active SRO itself; a random distribution of the RCS related to the active SRO itself; a deterministic model of the RCS related to the active SRO itself, which can be related to the incident angle (incident azimuth angle and incident pitch angle), the exit angle (exit azimuth angle and exit pitch angle), the distance from the sensing device, and the polarization direction in addition to the properties of the active SRO itself; and a model composed of the deterministic model of the RCS related to the active SRO itself and the random distribution.

[0187] In the embodiments of the present disclosure, the capability information of the first network element corresponding to the active SRO is as follows:

[0188] The first network element compares actual measurement results related to the active SRO with ideal measurement results to determine a calibration quantity related to perception. The first network element can transmit the calibration quantity to any other network element for calibration. The first network element indicates which devices (user equipment) are allowed to act as an active SRO. The first network element indicates which devices (user equipment) start acting as an active SRO. The first network element indicates which devices (user equipment, base station) maintain the status of an active SRO and update their information. The first network element indicates which devices (user equipment, base station) no longer act as an active SRO. The first network element stores information of the active SRO. The first network element deletes information of the active SRO. The first network element retains information of the active SRO in the OFF state. The first network element requires the active SRO to associate with another new first network element. The first network element initiates the active SRO to be perceived by other perception devices. In the case of permission by the high-level core network, the first network element to be perceived finds the active SRO under another first network element, obtains registration information of the active SRO, and obtains information related to perception assistance. The core network allows a first network element to transmit registration information of the active SRO, information related to perception assistance, and the like to another first network element. The core network allows the active SRO to associate with multiple first network elements. The perception device (including but not limited to UE and base station) can report to the first network element whether the active SRO is needed for correction. The first network element can actively provide the SRO to participate in the perception process for correction. In the perception process in which the active SRO participates, the first network element can transmit the active SRO perception-related assistance information and the active SRO-related identity to the perception device (including but not limited to UE and base station) for calibration. In the perception process in which the active SRO participates, the first network element can transmit any calculated error calibration information related to the active SRO to the perception device (including but not limited to UE and base station, which can be any perception device that needs SRU assistance for calibration) for calibration. In the perception process in which the active SRO participates, the active SRO can also directly establish a communication link with the perception device (including but not limited to UE and base station) to transmit the active SRO perception-related assistance information, the error calibration information related to the active SRO, and the active SRO-related identity to the perception device (including but not limited to UE and base station) for calibration.

[0189] Corresponding to the active SRO, the above error calibration information is generally obtained by comparison of two or more different sources in the embodiments of the present disclosure, and the sources of the error calibration information include but are not limited to: related error quantities obtained by comparing actual measurement of the active SRO and ideal measurement results of the active SRO.

[0190] Corresponding to the active SRO, in the embodiments of the present disclosure, the form of the error calibration information includes but is not limited to the following. The channel estimation error corresponding to the sensing signal of any sensing device (including SRU, including but not limited to UE, base station), PDP spectrum error, phase delay spectrum error, RSRP error, RSCP error, RSRPP error. The energy error or combination of energy (normalized or not normalized), distance error, propagation time delay TOA error, time delay difference TDOA error, position error (2D or 3D), pitch angle error, azimuth angle error, beam direction error, Doppler frequency error, speed error (one-dimensional, two-dimensional, or three-dimensional), micro-Doppler spectrum error, micro-Doppler detected mode type error, and micro-Doppler detected mode parameter error of one or more or all sensing paths in the channel corresponding to the sensing signal of any sensing device (including SRU, including but not limited to UE, base station). Clock bias of the sensing device (including SRU, UE, and base station), digital signal processing delay, sampling frequency matching error, electromagnetic interference error, etc.

[0191] In the embodiments of the present disclosure, the passive SRO can have the following capabilities, or involve the following signaling behaviors:

[0192] The passive SRO is registered in advance at the network element (hereinafter referred to as the first network element, without limitation on the name, only referring to the network element of the core network related to the sensing service) of the core network related to the sensing service in the 3GPP network. Although the passive SRO cannot directly communicate and interact with the network element of the core network, the network element of the core network can obtain the registration information of the passive SRO, the sensed related auxiliary information (priori information), error information, etc. through other ways (including but not limited to 3GPP network, external information input, etc.). The passive SRO has the ability to reflect, refract, diffract, scatter, and transmit the sensing signal as a sensing target of the sensing system. The first network element compares the actual measurement result related to the passive SRO with the ideal measurement result to determine the sensing related calibration quantity. The first network element can transmit the calibration quantity to any other network element for calibration.

[0193] Corresponding to the passive SRO, in the embodiments of the present disclosure, the priori information includes but is not limited to:

[0194] The target type of the passive SRO itself (e.g. any type of building, statue, bridge, etc.), the model of the passive SRO itself, the size of the passive SRO itself, the surface material of the passive SRO itself and the distribution of the material on the surface. The position coordinates (two-dimensional or three-dimensional) of the passive SRO in a certain reference system, the attitude angle (azimuth angle, roll angle, pitch angle) of the passive SRO in a certain reference system, the parameters in the rotation matrix of the passive SRO in a certain reference system, the speed modulus (one-dimensional scalar) of the passive SRO, the speed vector (two-dimensional or three-dimensional) of the passive SRO. The position difference relative to a certain reference point, the distance relative to a certain reference point, the propagation time delay relative to a certain reference point, the TDOA of the arrival time delay difference relative to multiple reference points, the pitch angle relative to a certain reference point, the azimuth angle relative to a certain reference point, the beam direction relative to a certain reference point, the velocity relative to a certain reference point, the Doppler frequency relative to a certain reference point, the micro-Doppler pattern, the micro-Doppler pattern / spectrum related parameters.

[0195] Corresponding to the passive SRO, in the embodiments of the present disclosure, the RCS information of the passive SRO itself can be in the form of, but is not limited to, the following: the RCS fixed value related to the passive SRO itself; the random distribution of the RCS related to the passive SRO itself; the deterministic model of the RCS related to the passive SRO itself, which can be related to the incident angle (incident azimuth angle, incident pitch angle), the exit angle (exit azimuth angle, exit pitch angle), the distance from the sensing device, and the polarization direction, in addition to the passive SRO itself attributes; the model composed of the deterministic model of the RCS related to the passive SRO itself and the random distribution.

[0196] Corresponding to the passive SRO, in the embodiments of the present disclosure, the capability information of the first network element is as follows:

[0197] The first network element locally registers which targets are allowed to be a passive SRO. The first network element locally decides which targets start to be a passive SRO. The first network element locally decides which targets maintain the status of a passive SRO and updates its information. The first network element locally decides which targets are no longer a passive SRO. The first network element stores the information of the passive SRO. The first network element deletes the information of the passive SRO. The first network element transmits relevant registration messages and perceived related auxiliary information to another first network element, so that the passive SRO is associated with another new first network element. If allowed by the higher layer core network, the first network element to be perceived finds the passive SRO under other first network elements, and requests the registration information of the passive SRO and the information related to the perceived auxiliary information from the other first network elements. The core network allows the passive SRO to be associated with multiple first network elements. The perception device (including but not limited to UE and base station) can report to the first network element whether the SRO is needed for correction. The first network element can actively provide the SRO participating in the perception process for correction to the perception device (including but not limited to UE and base station). In the perception process with the participation of the passive SRO, the first network element can transmit the passive SRO perceived related auxiliary information and the identity of the passive SRO to the perception device (including but not limited to UE and base station) for calibration. In the perception process with the participation of the passive SRO, the first network element can transmit any calculated error calibration information related to the passive SRO to the perception device (including but not limited to UE and base station, which can be any perception device that needs the assistance of the SRO for calibration) for calibration.

[0198] Corresponding to the passive SRO, in the embodiments of the present disclosure, the above-mentioned error calibration information is usually obtained by comparing two or more sources of different quantities, so the sources of these error calibration information include but are not limited to: the actual measurement of the passive SRO, and the comparison between the ideal measurement result of the passive SRO and the relevant error quantity obtained.

[0199] Corresponding to passive SRO, in the embodiments of the present disclosure, the form of the error calibration information includes but is not limited to the following: the error of the channel estimation result corresponding to the sensing signal of any sensing device (including SRU, including but not limited to UE, base station), the PDP spectrum error, the phase delay spectrum error, the RSRP error, the RSCP error, the RSRPP error. The energy error or the combination of the energy (normalized or not normalized), the distance error, the propagation time delay TOA error, the time delay difference TDOA error, the position error (2D or 3D), the pitch angle error, the azimuth angle error, the beam direction error, the Doppler frequency error, the speed error (one-dimensional, two-dimensional, or three-dimensional), the micro-Doppler spectrum error, the type error of the detected mode of the micro-Doppler, and the parameter error of the detected mode of the micro-Doppler of one or more or all of the sensing paths in the channel corresponding to the sensing signal of any sensing device (including SRU, including but not limited to UE, base station). The clock bias of the sensing device (including UE, base station) of any sensing device (including SRU), the digital signal processing delay, the sampling frequency matching error, the electromagnetic interference error, and the like.

[0200] Embodiment two

[0201] FIG. 6 is a schematic diagram of a sensing principle according to an embodiment of the present disclosure. As shown in FIG. 6, for some devices that can self-locate and interact with the 3GPP network, such as vehicles, which can determine their own positions, can be introduced as active SROs and managed at the core network side. For active devices that can sense these SROs, they can be managed as SRUs at the core network. The first network element can send the SRU / SRO related position information and the sensing data of the SRU to the SRO to other sensing devices, so that other sensing devices can calibrate the parameters of the sensing devices in the sensing link to be calibrated according to the measurement results and the ideal measurement results. Different signaling structures will be involved. In the embodiments of the present disclosure, the following signaling flow can be a sequential structure or an asynchronous structure, and the present disclosure does not limit the order of occurrence of all signals.

[0202] In the embodiments of the present disclosure, there are other network elements in any form to relay or pass-through information in any one of the sub-processes, and the sub-processes can be a direct signaling interaction between two network elements, or a high-level description of a combination of multiple signals containing multiple intermediate network nodes. In the embodiments of the present disclosure, the names of any one of the processes are not limited, and the names of different processes are only used to refer to the functions of the sub-processes.

[0203] Before sensing communication, a sensing association process needs to be performed to associate the SRU and / or SRO with the first network element.

[0204] FIG. 7 is a flowchart of an active SRO initiated active SRO association process according to an embodiment of the present disclosure. As shown in FIG. 7, the process includes the following steps:

[0205] In step S701, the active SRO sends an association request message (SRO initialed SRO Association Request) to a first network element, requesting to associate the SRO with the first network element.

[0206] In the embodiment of the present disclosure, the association request message (SRO initialed SRO Association Request) can include but is not limited to the following contents:

[0207] ID information identifying the identity of the SRO; the reason for this request to associate with the first network element (it can be the first time to initialize the association, or it can be the case that the state of the SRO changes, and the SRO and the first network element association is updated); prior information about the perception of the active SRO (how much, how much to send); the ability of the active SRO to locate; the ON / OFF state of the active SRO.

[0208] In step S702, the active SRO receives association feedback information from the first network element.

[0209] In the embodiment of the present disclosure, if the active SRO sends a request to the first network element, and the first network element can accept the association of the first network element with the active SRO, the first network element returns an association acceptance information (SRO Association Accept) to the SRO.

[0210] In the embodiment of the present disclosure, the association acceptance information includes but is not limited to the following contents:

[0211] Indicates the period of periodic updating of the association relationship between the active SRO and the first network element; indicates the condition for updating the association information between the active SRO and the first network element; the amount of change in the active SRO perception assistance information that will cause the active SRO and the first network element to update the association; the change of the TAI of the active SRO; the change of the AMF of the active SRO; the change of the ON / OFF state of the active SRO; whether the active SRO continues to accept being a perception target; for the active SRO in the OFF state, the SRO related information is stored on the first network element.

[0212] In the embodiment of the present disclosure, if the active SRO sends a request to the first network element, but the first network element cannot accept the association of the first network element with the active SRO due to some reasons, the first network element returns an association rejection information (SRO Association Reject) to the SRO.

[0213] Step S703, in the case of active SRO rejection, the active SRO can perform an association process with other available first network elements.

[0214] FIG. 8 is a flowchart of an SRU-initiated SRU association process according to an embodiment of the present disclosure, as shown in FIG. 8, including the following steps:

[0215] Step S801, the SRU sends an association request message (SRU initialed SRU Association Request) to the first network element, requesting to associate the SRU with the first network element.

[0216] In the embodiments of the present disclosure, the association request message (SRU initialed SRU Association Request) contains but is not limited to the following contents: contains any ID information identifying the identity of the SRU; contains the reason for this request to associate with the first network element (may be the first time to initialize the association, or in the case of a change in the state of the SRU, the SRU and the first network element association is updated); the sensing capability of the SRU; other measurement results of the SRU unrelated to the sensing service; the ON / OFF state of the SRU.

[0217] Step S802, the SRU receives an association feedback message from the first network element.

[0218] If the SRU sends a request to the first network element, and the first network element can accept the association of the first network element with the SRU, the first network element returns an association acceptance information (SRU Association Accept) to the SRU. This association acceptance information contains but is not limited to the following contents:

[0219] Indicates the period of periodic association update of the SRU with the first network element; indicates the condition for the SRU to update the association information with the first network element; the amount of change in other measurement results of the SRU unrelated to the sensing service, estimation results; change of TAI of the SRU; change of AMF of the SRU; change of ON / OFF state of the SRU; for the SRU in the OFF state, the SRU-related information is stored on the first network element.

[0220] If the SRU sends a request to the first network element, but the first network element cannot accept the association of the first network element with the SRU due to some reasons, the first network element returns an association rejection information (SRU Association Reject) to the SRU.

[0221] Step S803, if the SRU is rejected, the SRU can perform an association process with other available first network elements.

[0222] Embodiment Three

[0223] In this embodiment, the association procedure in Embodiment Two is introduced in the way that the first network element initiates the association procedure.

[0224] FIG. 9 is a flowchart of the active SRO association initiated by the first network element according to an embodiment of the present disclosure, as shown in FIG. 9, comprising the following steps:

[0225] Step 901, the first network element sends an association request message (SF initialed SRO Association Request) to the active SRO, requesting to associate the SRO with the first network element.

[0226] In this embodiment, the association request message (SF initialed SRO Association Request) contains but is not limited to the following contents: contains any ID information identifying the identity of the first network element; contains the reason for this request to associate with the active SRO (may be the first time to initialize the association, or in the case that the state of the SRO changes, the first network element requests to update the information of the associated SRO and the first network element); indicates the period of the active SRO periodically updating the association with the first network element; indicates the condition of the active SRO updating the association information with the first network element.

[0227] In this embodiment, the condition of the active SRO updating the association information with the first network element includes at least one of the following: the amount of change in the active SRO perceived auxiliary information that will cause the active SRO to update the association with the first network element; the change of the TAI of the active SRO; the change of the AMF of the active SRO; the change of the ON / OFF state of the active SRO; whether the active SRO continues to accept being the target of perception.

[0228] Step 902, the first network element receives the association reply information from the active SRO.

[0229] If the first network element sends a request to the active SRO, and the active SRO can currently accept the association of the first network element with the active SRO, the active SRO returns an association acceptance information (SRO Association Accept) to the first network element. This association acceptance information contains but is not limited to the following contents: contains any ID information identifying the identity of the SRO; the active SRO perceived auxiliary information related to the active SRO; the positioning capability of the active SRO.

[0230] If the first network element sends a request to the active SRO, but the active SRO cannot accept the association of the first network element with the active SRO due to some reasons, the active SRO returns an association rejection information (SRO Association Reject) to the first network element.

[0231] If the first network element is rejected, the first network element can perform an association process with other available active SROs in step 903.

[0232] FIG. 10 is a schematic diagram of a process of SRU association initiated by a first network element in an embodiment of the present disclosure, as shown in FIG. 10, including the following steps:

[0233] In step S1001, the first network element sends an association request message (SF initialed SRU Association Request) to the SRU, requesting to associate the SRU with the first network element.

[0234] In an embodiment of the present disclosure, the association request message (SF initialed SRU Association Request) contains but is not limited to the following contents: ID information containing any identification of the identity of the first network element; the reason for this request to associate with the SRU (which can be the first time to initialize the association, or in the case of a change in the state of the SRU, the first network element requests to update the information of the associated SRU and the first network element); indicating the period of periodic update of the association relationship between the SRU and the first network element; indicating the condition of updating the association information between the SRU and the first network element.

[0235] In an embodiment of the present disclosure, the condition of updating the association information between the SRU and the first network element contains but is not limited to the following contents: the amount of change in the measurement result or estimation result of the SRU other than the sensing service, which will cause the active SRO to update the association with the first network element; the change of TAI of the SRU; the change of AMF of the SRU; the change of ON / OFF state of the SRU.

[0236] In step S1002, the first network element receives the association reply information from the SRU.

[0237] If the first network element sends a request to the SRU, and the SRU can currently accept the association of the first network element with the SRU, the SRU returns an association acceptance information (SRU Association Accept from SRU) to the first network element.

[0238] In the embodiments of the present disclosure, the association receiving information includes but is not limited to the following: ID information containing any identification of the SRU identity; the sensing capability of the SRU; other measurement results of the SRU irrelevant to the sensing service (defined in the yellow part in Embodiment 1); and the ON / OFF state of the SRU.

[0239] If the first network element sends a request to the SRU, but the SRU cannot accept the association with the first network element due to some reasons, the SRU returns an association rejection information (SRU Association Reject) to the first network element.

[0240] Step S1003, if the first network element is rejected, the first network element can perform the association process with other available SRUs.

[0241] Embodiment Four

[0242] In the embodiments of the present disclosure, the process of disassociation between the first network element and the sensing device is also included before, during and after the communication sensing. In the present embodiment, the process of disassociation between the first network element and the sensing device is introduced.

[0243] FIG. 11 is a flowchart of the process of active SRO disassociation initiated by the first network element according to an embodiment of the present disclosure, as shown in FIG. 11, including the following steps:

[0244] Step S1101, the first network element sends an association disassociation request message (SF Initiated SRO Disassociation Request) to the active SRO, requesting to disassociate the active SRO and the first network element.

[0245] In the embodiments of the present disclosure, the association disassociation request message (SF Initiated SRO Disassociation Request) includes but is not limited to the following: ID information containing any identification of the first network element identity; ID information identifying a new first network element identity (if a new one is provided, allowing the active SRO to associate with a new first network element in the third step).

[0246] Step S1102, the active SRO receives the disassociation request and replies to the first network element with an (SRO Disassociation Accept) message, in which the ID information of the new first network element identity has been received.

[0247] Step S1103, the active SRO receives the ID information of a new first network element, and the active SRO can perform the association process with the new first network element.

[0248] Figure 12 is a flowchart of the SRU disassociation initiated by the first network element according to an embodiment of the present disclosure. As shown in Figure 12, the flow includes the following steps:

[0249] Step S1201, the first network element sends a disassociation request message (SF Initiated SRU Disassociation Request) to the SRU, requesting to disassociate the SRU and the first network element.

[0250] In the present embodiment, the disassociation request message (SF Initiated SRU Disassociation Request) includes, but is not limited to, the following contents: ID information containing any identification of the first network element identity; ID information identifying a new first network element identity (if a new one is provided, allowing the SRU to associate with a new first network element in the third step).

[0251] Step S1202, the SRU receives the disassociation request and replies (SRU Disassociation Accept) to the first network element, which can reply that the ID information of the new first network element identity has been received.

[0252] Step S1203, in the case where the SRU receives the ID information of a new first network element, the SRU can perform an association process with the new first network element.

[0253] Embodiment Five

[0254] In the present embodiment, the disassociation process of the first network element and the sensing device in Embodiment Four is introduced according to the sensing device initiated disassociation process.

[0255] Figure 13 is a flowchart of the first network element disassociation initiated by the active SRO according to an embodiment of the present disclosure. As shown in Figure 13, the flow includes the following steps:

[0256] Step S1301, the active SRO sends a disassociation process with the current first network element to the first network element, which at least contains the ID information of the current SRO and the ID information of the current association session.

[0257] Step S1302, the first network element verifies that the active SRO is the active SRO currently associated with it.

[0258] Step S1303, the first network element confirms to the active SRO to cancel the association relationship.

[0259] Figure 14 is a flowchart of the SRU disassociation initiated by the SRU according to an embodiment of the present disclosure. As shown in Figure 14, the flow includes the following steps:

[0260] Step S1401, the SRU sends a flow to the first network element for disassociating the current first network element, which at least contains the ID information of the current SRU and the ID information of the current association session.

[0261] Step S1402, the first network element verifies that the SRU is the SRU currently associated with it.

[0262] Step S1403, the first network element confirms to the SRU that the association relationship is cancelled.

[0263] Embodiment Six

[0264] In the embodiments of the present disclosure, since the SRU can be a base station, a UE or any 3GPP device, in some cases, the SRU can be directly coupled with the SRU without going through the first network element for transmission of some information, so that the SRU can directly perform sensing measurement on the SRO. However, such association relationship should be known and permitted by the first network element, and two coupling flows are introduced in the embodiments.

[0265] FIG. 15 is a flow diagram of the coupling initiated by the first network element according to an embodiment of the present disclosure, as shown in FIG. 15, including the following steps:

[0266] Step S1501, the first network element initializes the coupling request (SF initiated SRO&SRU Coupling Request) of the SRO and the SRU, and requests the SRO and the SRU to be coupled.

[0267] In the embodiments of the present disclosure, the above coupling request (SF initiated SRO&SRU Coupling Request) can include but is not limited to the following contents: any ID information identifying the identity of the first network element; any ID information identifying the coupling session; any ID information identifying the identity of the SRU; any ID information indicating the identity of the active SRO; the reason for requesting the SRU and the SRO to establish the coupling relationship this time (which can be the first time to initialize the coupling relationship, or in the case that the state of the SRU and the SRO changes, the first network element requests to update the coupling relationship of the SRU and the SRO); the period of periodic updating of the coupling relationship of the SRU and the active SRO; the condition for updating the association information of the SRU and the active SRO.

[0268] In the embodiments of the present disclosure, the conditions for the SRU and the active SRO to update the associated information can include, but are not limited to, the following: the SRU other measurement results unrelated to the perception service, the estimated result changes in the amount that will cause the active SRO to update the association with the first network element; the change of the TAI of the SRU; the change of the AMF of the SRU; the change of the ON / OFF state of the SRU; the active SRO is changed by the amount of perception assistance information that will cause the active SRO to update the association with the first network element; the change of the TAI of the active SRO; the change of the AMF of the active SRO; the change of the ON / OFF state of the active SRO; whether the active SRO continues to accept being a perception target.

[0269] In step S1502, after receiving the coupling request, the SRU and the SRO establish a local communication coupling relationship according to the indication.

[0270] In step S1503, the SRU and the SRO send coupling feedback information to the first network element.

[0271] In the embodiments of the present disclosure, the SRU successfully establishes a communication coupling relationship with the active SRO, and replies to the first network element with request confirmation information (SRU Coupling Accept).

[0272] In the embodiments of the present disclosure, the SRU cannot establish a communication coupling relationship with the active SRO due to some reasons, and replies to the first network element with information rejecting to establish a communication coupling relationship with the active SRO (SRU Coupling Reject).

[0273] In the embodiments of the present disclosure, the active SRO successfully establishes a communication coupling relationship with the SRU, and replies to the first network element with request confirmation information (SRO Coupling Accept).

[0274] In the embodiments of the present disclosure, the active SRO cannot establish a communication coupling relationship with the SRU due to some reasons, and replies to the first network element with information rejecting to establish a communication coupling relationship with the first network element (SRO Coupling Reject).

[0275] FIG. 16 is a flowchart of the SRU & SRO initiated coupling in the embodiments of the present disclosure, as shown in FIG. 16, including the following steps:

[0276] In step S1601, the SRO and the SRU initiate a coupling process locally, establish a communication coupling relationship, or confirm the feasibility of establishing a communication coupling relationship, so as to subsequently transmit some assistance information (prior information).

[0277] In step S1602, the SRO and the SRU send coupling request information to the first network element.

[0278] In the embodiments of the present disclosure, the SRU transmits a request to the first network element to establish a coupling relationship with the active SRO, and sends coupling request information (SRO&SRU Coupling Request) to the first network element.

[0279] In the embodiments of the present disclosure, the coupling request information (SRO&SRU Coupling Request) can include, but is not limited to, the following: ID information indicating the identity of the SRU; ID information indicating the identity of the active SRO; and the reason for the request to establish a coupling relationship between the SRU and the SRO (which can be the first time to initialize the coupling relationship, or in the case of a change in the state of the SRU and the SRO, a request to update the coupling relationship between the SRU and the SRO to the first network element).

[0280] In the embodiments of the present disclosure, the active SRO transmits a request to the first network element to establish a coupling relationship with the SRU, and sends coupling request information (SRO&SRU Coupling Request) to the first network element.

[0281] In the embodiments of the present disclosure, the coupling request information (SRO&SRU Coupling Request) can include, but is not limited to, the following: ID information indicating the identity of the SRU; ID information indicating the identity of the active SRO; and the reason for the request to establish a coupling relationship between the SRU and the SRO (which can be the first time to initialize the coupling relationship, or in the case of a change in the state of the SRU and the SRO, a request to update the coupling relationship between the SRU and the SRO to the first network element).

[0282] In step S1603, the first network element sends coupling feedback information to the SRO and the SRU.

[0283] In the embodiments of the present disclosure, the first network element accepts the communication coupling relationship between the active SRO and the SRU, so that the SRU can directly perform sensing measurement on the SRO, and the first network element returns confirmation information (SRO&SRU Coupling Accept), which can include, but is not limited to, the following: ID information indicating a session; a period indicating periodic updating of the coupling relationship between the SRU and the active SRO; a condition indicating updating of associated information between the SRU and the active SRO; a quantity of changes in measurement results and estimation results of the SRU that are irrelevant to the sensing service, which will cause the active SRO to update the association with the first network element; a change in the TAI of the SRU; a change in the AMF of the SRU; a change in the ON / OFF state of the SRU; a quantity of changes in the sensing assistance information of the active SRO that will cause the active SRO to update the association with the first network element; a change in the TAI of the active SRO; a change in the AMF of the active SRO; a change in the ON / OFF state of the active SRO; and whether the active SRO continues to accept being a sensing target.

[0284] In the embodiments of the present disclosure, the first network element rejects the active SRO and SRU to establish a communication coupling relationship due to certain reasons, and returns a rejection message (SRO&SRU Coupling Reject).

[0285] Embodiment Seven

[0286] In the embodiments, the communication awareness process assisted by SRU and active SRO is introduced.

[0287] FIG. 17 is a flowchart of the SRU and active SRO based communication awareness in the embodiments of the present disclosure, as shown in FIG. 17, including the following steps:

[0288] In step S1701, the first network element associated with the target awareness device may mobilize several SRUs and several SROs for measurement (and other SRUs and SROs under the first network element not associated with the target awareness device) for awareness observation.

[0289] In step S1702, the AMF associated with the target awareness device sends an awareness request to the first network element associated with the target awareness device.

[0290] In step S1703, the first network element of the target awareness device triggers the awareness device to start the awareness process, in which the first network element decides to use SRU and SRO to improve the awareness result.

[0291] In step S1704, the first network element of the target awareness device selects one or more SRUs and SROs to assist the target awareness device in awareness.

[0292] In step S1705, the first network element of the target awareness device initiates a request to other possible core network elements, requesting to call other SRUs and SROs associated with the first network element to assist the target awareness device in awareness. This request may include the ID information of the SRU and SRO to be assisted, or may include other selection criteria, including but not limited to certain TA, location and location range, cell ID, so that other core network elements can determine which SRU and SRO to assist.

[0293] In step S1706, in the case where step S1705 is executed, the other core network elements select one or more SRUs and SROs associated with the first network element based on the ID or selection criteria provided in step five, and send a reply to the first network element of the target awareness device. The reply includes the information of the selected other SRU and SRO associated with the first network element.

[0294] Step S1707, in the case where steps S1705 and S1706 are performed, the first network element of the target cognitive device sends a request to one or more first network elements associated with other SRUs\SROs (these first network elements are indicated in step S1706). This request can contain any ID information of the target cognitive device, any cognitive results and positioning results obtained in step S1703, and can also contain a time window for scheduling SRO\SRU measurement.

[0295] Step S1708, the first network element of the target cognitive device initiates the cognitive process to obtain the results obtained by the selected SRU\SRO through measurement in step S1704.

[0296] In the embodiments of the present disclosure, the cognitive results can include but are not limited to the following: cognitive measurement results related to active SROs, cognitive estimation results, and other cognitive measurement results and estimation results unrelated to active SROs, and other measurement results and estimation results unrelated to cognitive services.

[0297] In the embodiments of the present disclosure, the cognitive measurement results and estimation results related to active SROs include but are not limited to: channel estimation results corresponding to cognitive signals related to active SROs, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP, and one or more or all of the following: energy or combination of energy (normalized or not normalized) of each cognitive path in the channel corresponding to the cognitive signals related to active SROs, distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, type of detected micro-Doppler pattern, and parameters of the detected micro-Doppler pattern; and the difference of all the above quantities with respect to the respective specified reference values.

[0298] In the embodiments of the present disclosure, the cognitive measurement results and estimation results unrelated to active SROs include but are not limited to: channel estimation results corresponding to cognitive signals unrelated to active SROs, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP, and one or more or all of the following: energy or combination of energy (normalized or not normalized) of each cognitive path in the channel corresponding to the cognitive signals unrelated to active SROs, distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, type of detected micro-Doppler pattern, and parameters of the detected micro-Doppler pattern; and the difference of all the above quantities with respect to the respective specified reference values.

[0299] In the embodiments of the present disclosure, other measurement results and estimation results irrelevant to the perception service include, but are not limited to, the position of the SRU itself, channel estimation results corresponding to the positioning reference signal, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP, energy or energy combination (normalized or not normalized), position, distance, propagation time delay TOA, time delay difference TDOA, position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D) of one or more or all perception paths in the channel corresponding to the positioning signal, and the difference of all the above quantities with respect to the respective specified reference values.

[0300] Step S1709, in the case where steps S1705 to S1707 are performed, the information of the first network element associated with the other SRU / SRO is sent from the network element of the other core network to the first network element of the target perception device, the first network element associated with the other SRU / SRO initiates the perception process, and obtains the results obtained by the selected other SRU / SRO in the perception process, which include, but are not limited to, the perception results in step S1706.

[0301] In the embodiments of the present disclosure, the above steps S1703, S1708 and S1709 can occur in any order, synchronously or asynchronously.

[0302] Step S1710, in the case where step S1709 is performed, the first network element associated with the other SRU / SRO feeds back all or part of the measurement results obtained in step S1709 and other necessary auxiliary information to the first network element associated with the target perception device.

[0303] Step S1711, the first network element of the target perception device determines the perception result of the perception device according to the measurement results and other information obtained in steps S1701, S1703, S1708 and S1710.

[0304] Step S1712, the first network element of the target perception device returns the perception result of the target perception device to the AMF, and the first network element of the target perception device returns the perception result of the target perception device to the GMLC or other network element of the core network.

[0305] Embodiment Eight

[0306] In the present embodiment, since the SRU / perception device has the ability to receive or transmit the perception signal, it is described herein that the SRU / perception device is combined according to the same function, i.e., the SRU / perception device is combined.

[0307] FIG. 18 is a flowchart of a communication awareness based on SRU / awareness device according to an embodiment of the present disclosure. As shown in FIG. 18, the method comprises the following steps:

[0308] In step S1801, the SRU / target awareness device transmits awareness capability to the first network element.

[0309] In the embodiment of the present disclosure, the target awareness device and the first network element associated with the SRU request other first network elements to transmit SRO information of SROs associated with the other first network elements.

[0310] In the embodiment of the present disclosure, the SRO information includes, but is not limited to, the following: the target type of the active SRO itself (for example, vehicle, unmanned aerial vehicle, building, statue, or any other type) (for a target such as a building or a statue that does not belong to a 3GPP UE device, the target can be a UE device associated with the target, which is specially responsible for forwarding the information defined herein for the target associated therewith), the model of the active SRO itself, the size of the active SRO itself, the surface material of the active SRO itself and the distribution of the material on the surface; the position coordinates (two-dimensional or three-dimensional) of the active SRO in a certain reference system, the attitude angle (azimuth angle, roll angle, pitch angle) of the active SRO in a certain reference system, the parameters in the rotation matrix of the active SRO in a certain reference system, the speed modulus (one-dimensional scalar) of the active SRO, the speed vector (two-dimensional or three-dimensional) of the active SRO; the position difference relative to a certain reference point, the distance relative to a certain reference point, the propagation time delay relative to a certain reference point, the TDOA of the arrival time delay difference relative to multiple reference points, the pitch angle relative to a certain reference point, the azimuth angle relative to a certain reference point, the beam direction relative to a certain reference point, the speed relative to a certain reference point, the Doppler frequency relative to a certain reference point, the micro-Doppler pattern, the micro-Doppler pattern / spectrum related parameters of the active SRO; the RCS information of the active SRO itself, which can be in the form of, but not limited to, the following: the RCS fixed value related to the active SRO itself; the random distribution of the RCS related to the active SRO itself; the deterministic model of the RCS related to the active SRO itself, which can be related to the incident angle (incident azimuth angle, incident pitch angle), the exit angle (exit azimuth angle, exit pitch angle), the distance to the awareness device, and the polarization direction in addition to the properties of the active SRO itself; and the model composed of the deterministic model of the RCS related to the active SRO itself and the random distribution.

[0311] In the embodiment of the present disclosure, the target awareness device and the first network element associated with the SRU obtain SRO information of SROs associated with the first network element, which includes, but is not limited to, the perceived related auxiliary information of the active SRO defined in Embodiment 1.

[0312] In the embodiments of the present disclosure, the SRU and the SRO in the communicatively coupled relationship of the SRU and the SRO of the active SRO can directly communicate and interact, so that the SRU can obtain the perceived-related auxiliary information of the active SRO.

[0313] In step S1802, the SRU / target perception device performs a positioning procedure defined in TS23.273, and transmits the position estimation result to the first network element to obtain more accurate perception auxiliary data.

[0314] In step S1803, the SRU / target perception device and the first network element perform auxiliary data transmission.

[0315] In step S1804, the SRU / target perception device and the first network element perform perception request transmission.

[0316] In step S1805, the SRU / target perception device performs perception measurement on the SRO.

[0317] In step S1806, the SRU / target perception device and the first network element perform transmission of the perception measurement result and the perception estimation result.

[0318] In the embodiments of the present disclosure, since the SRO, the SRU, and the target perception device can be in a motion process, once the information of the SRO is transmitted, a time window is started according to the transmission time, and the measurement of the SRO cannot exceed the time window.

[0319] Embodiment Nine

[0320] In the present embodiment, the information interaction between the SROs is introduced, including the SROs associated with the same first network element and other SROs not associated with the same first network element.

[0321] FIG. 19 is a flowchart of information transmission between the SRO and the SRO associated with the first network element in the embodiments of the present disclosure, as shown in FIG. 19, including the following steps:

[0322] In step S1901, the SRO can have related capability information, directly providing the SRO-related perceived-related auxiliary information to the first network element. In addition, the first network element requests the active SRO to provide the active SRO-related perceived-related auxiliary information.

[0323] In step S1902, the active SRO performs positioning or perception measurement.

[0324] In step S1903, the active SRO provides the perceived-related auxiliary information to the associated first network element.

[0325] Figure 20 is a flow diagram of information transmission between SRO and SRO not associated with the first network element in the embodiment of the present disclosure, as shown in Figure 20, comprising the following steps:

[0326] Step S2001, the other first network element requests the SRO associated first network element for the perceived related auxiliary information of the SRO.

[0327] Step S2002, the SRO actively provides the perceived related auxiliary information to the SRO associated first network element. And the SRO associated first network element requests the SRO for the perceived related auxiliary information related to the active SRO.

[0328] Step S2003, the active SRO performs positioning or perception measurement.

[0329] Step S2004, the active SRO provides the perceived related auxiliary information to the associated first network element.

[0330] Step S2005, the active SRO associated first network element transmits the perceived related auxiliary information related to the active SRO to other SROs.

[0331] In the embodiment of the present disclosure, the contents of the perception information, auxiliary information (prior information), error calibration information, capability information of SRU (first perception device), capability information of active and passive SRO (second perception device), capability information of SF (first network element) and the like can refer to the corresponding contents of the different embodiments described above, and will not be repeated here.

[0332] Embodiment Ten

[0333] Figure 21 is a schematic diagram of communication perception based on active SRO in the embodiment of the present disclosure, as shown in Figure 21, some active SROs, such as vehicles, can trigger the positioning process by themselves to determine their own positions. At the same time, these SROs can be perceived, and the first network element can send the SRO related position information to other perception devices, so that other perception devices can calibrate their own parameters according to their own measurement results and the ideal measurement results estimated according to the positions of the SRO and themselves.

[0334] Figure 22 is a flow diagram of communication perception based on active SRO in the embodiment of the present disclosure, as shown in Figure 22, comprising the following steps:

[0335] Step S2201, the first network element associated with the target perception device and possibly several SROs perform measurement (and other SROs under the first network element not associated with the target perception device) for perception observation.

[0336] Step S2202, the AMF associated with the target sensing device sends a sensing request to the first network element associated with the sensing device to be calibrated.

[0337] Step S2203, the first network element of the target sensing device triggers the sensing device to start a sensing procedure, in which the first network element decides to use active SROs to improve the sensing result.

[0338] Step S2204, the first network element of the target sensing device selects one or more SROs to assist the target sensing device in sensing.

[0339] Step S2205, the first network element of the target sensing device initiates a request to other network elements of the core network, requesting to call other active SROs associated with the first network elements to assist the target sensing device in sensing. This request may directly contain the ID information of the SROs expected to assist, or may contain other selection criteria, including but not limited to certain TA, location and location range, cell ID, to assist other network elements of the core network to determine which active SROs to use for assistance.

[0340] Step S2206, if step S2205 is performed, the network elements of the other core network select one or more active SROs associated with the first network elements, based on the ID or selection criteria provided in step S2205, and send a reply to the first network element of the target sensing device. This reply contains the information of the selected other SROs associated with the first network elements.

[0341] Step S2207, the first network element of the target sensing device initiates a sensing procedure to obtain the results obtained by the active SROs selected in step S2204 through measurement. These sensing results may include but are not limited to the following: sensing measurement results related to the active SROs, sensing estimation results, and other sensing measurement results and sensing estimation results unrelated to the active SROs, and other measurement results and estimation results unrelated to the sensing business of the target sensing device.

[0342] In the embodiments of the present disclosure, the sensing measurement results and sensing estimation results related to the active SRO include, but are not limited to: channel estimation results, PDP spectrum, phase-time delay spectrum, RSRP, RSCP, RSRPP corresponding to the sensing signal related to the active SRO; energy or combination of energy (normalized or not normalized), distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D), micro-Doppler spectrum, type of detected mode of micro-Doppler, and parameters of the detected mode of micro-Doppler of one or more or all sensing paths in the channel corresponding to the sensing signal related to the active SRO; and difference values of all the above quantities with respect to the respective specified reference values.

[0343] In the embodiments of the present disclosure, the other sensing measurement results and sensing estimation results not related to the active SRO include, but are not limited to: channel estimation results, PDP spectrum, phase-time delay spectrum, RSRP, RSCP, RSRPP corresponding to the sensing signal not related to the active SRO; energy or combination of energy (normalized or not normalized), distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D), micro-Doppler spectrum, type of detected mode of micro-Doppler, and parameters of the detected mode of micro-Doppler of one or more or all sensing paths in the channel corresponding to the sensing signal not related to the active SRO; and difference values of all the above quantities with respect to the respective specified reference values.

[0344] In the embodiments of the present disclosure, the other measurement results and estimation results of the target sensing device not related to the sensing service include, but are not limited to: position of the target sensing device itself; channel estimation results, PDP spectrum, phase-time delay spectrum, RSRP, RSCP, RSRPP corresponding to the positioning reference signal; energy or combination of energy (normalized or not normalized), position, distance, time of arrival (TOA), time difference of arrival (TDOA), position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D) of one or more or all sensing paths in the channel corresponding to the positioning signal; and difference values of all the above quantities with respect to the respective specified reference values.

[0345] In step S2208, if steps S2205 to S2206 are performed, the information of the other SRO-associated first network element is sent from the network element of the other core network to the first network element of the target sensing device, the first network element of the target initiates the sensing process, and the selected other sensing device obtains the results obtained by the selected active SRO in the sensing process.

[0346] In the embodiments of the present disclosure, steps S2203, S2207 and S2208 can occur in any order, synchronously or asynchronously.

[0347] The sensing procedure involved in steps S2203, S2207 and S2208 is the sensing procedure of the active SRO assisting the SRU, the sensing device.

[0348] In step S2209, the first network element of the target sensing device determines the sensing result of the sensing device according to the measurement results and other information obtained in steps S2201, S2203, S2207 and S2208.

[0349] In step S2210, the first network element of the target sensing device returns the sensing result of the target sensing device to the AMF. In addition, the first network element of the target sensing device returns the sensing result of the target sensing device to the GMLC or other network elements of the core network.

[0350] Embodiment eleven

[0351] FIG. 23 is a schematic diagram of the communication sensing principle based on the SRU and the passive SRO according to an embodiment of the present disclosure. As shown in FIG. 23, some passive objects with known positions and known characteristics can also be introduced as passive SROs. For the active device capable of sensing the SRO, it can be managed as an SRU in the core network. The first network element can send the position information related to the SRU / passive SRO and the sensing data of the SRU to the other sensing devices, so that the other sensing devices can calibrate the parameters of the sensing device in the sensing link to be calibrated according to the measurement results and the ideal measurement results.

[0352] At this time, the passive SRO no longer has the interaction capability, and the SRO is completely information from the third party, which is registered in the core network, and the related information can be disclosed to the SRU and other sensing devices by the core network for the calibration based on the sensing result.

[0353] FIG. 24 is a flowchart of the communication sensing based on the SRU and the passive SRO according to an embodiment of the present disclosure. As shown in FIG. 24, the flowchart includes the following steps.

[0354] In step S2401, the first network element associated with the target sensing device can mobilize several SRUs and several passive SROs to perform measurement (and other SRUs and passive SROs not associated with the first network element of the target sensing device) for sensing observation.

[0355] In step S2402, the AMF associated with the target sensing device sends a sensing request to the first network element associated with the sensing device to be calibrated.

[0356] Step S2403, the first network element of the target sensing device triggers the sensing device to start the sensing procedure, in which the first network element decides to use SRU, passive SRO to improve the sensing result.

[0357] Step S2404, the first network element of the target sensing device selects one or more SRUs to assist the target sensing device in sensing.

[0358] Step S2405, the first network element of the target sensing device initiates a request to other network elements of the possible core network, requesting to call other first network elements associated SRUs to assist the target sensing device in sensing. This request may directly contain the ID information of the SRU that is expected to assist, or may contain other selection criteria, including but not limited to certain TA, location and location range, cell ID, so that other core network elements can determine which SRUs to assist.

[0359] Step S2406, if step S2405 is executed, the other core network elements select one or more SRU associated first network elements based on the ID or selection criteria provided in step S2405, and send a reply to the first network element of the target sensing device. This reply contains the information of the selected other SRU associated first network element.

[0360] Step S2407, if steps S2405 and S2406 are executed, the first network element of the target sensing device sends a request to one or more other SRU\SRO associated first network elements (these first network elements are indicated in step S2406). This request may contain any ID information of the target sensing device, any sensing result and positioning result obtained in step S2403, or may contain a time window for scheduling SRU measurement.

[0361] Step S2408, the first network element of the target sensing device initiates the sensing procedure to obtain the results obtained by the selected SRU in step 4 in the sensing procedure. These sensing results may include but are not limited to the following: sensing measurement results related to passive SRO, sensing estimation results, and other sensing measurement results, sensing estimation results unrelated to passive SRO, and other measurement results, estimation results unrelated to sensing business.

[0362] In the embodiments of the present disclosure, the sensing measurement results and sensing estimation results related to the passive SRO include, but are not limited to: channel estimation results, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP corresponding to the sensing signal related to the passive SRO; energy or combination of energy (normalized or not normalized), distance, TOA, TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, type of detected mode of micro-Doppler, and parameters of the detected mode of micro-Doppler of each of one or more or all of the sensing paths in the channel corresponding to the sensing signal related to the passive SRO; and differential values of all the above quantities with respect to the respective specified reference values.

[0363] In the embodiments of the present disclosure, the other sensing measurement results and sensing estimation results unrelated to the passive SRO include, but are not limited to: channel estimation results, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP corresponding to the sensing signal unrelated to the passive SRO; energy or combination of energy (normalized or not normalized), distance, TOA, TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, type of detected mode of micro-Doppler, and parameters of the detected mode of micro-Doppler of each of one or more or all of the sensing paths in the channel corresponding to the sensing signal unrelated to the passive SRO; and differential values of all the above quantities with respect to the respective specified reference values.

[0364] In the embodiments of the present disclosure, the other measurement results and estimation results unrelated to the sensing service include, but are not limited to: position of the SRU itself; channel estimation results, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP corresponding to the positioning reference signal; energy or combination of energy (normalized or not normalized), position, distance, TOA, TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D) of each of one or more or all of the sensing paths in the channel corresponding to the positioning signal; and differential values of all the above quantities with respect to the respective specified reference values.

[0365] In step S2409, if steps S2405 to S2407 are performed, the information of the first network element associated with the other SRU is sent from the network element of the other core network to the first network element of the target sensing device, the first network element associated with the other SRU initiates the sensing process, and the results obtained by the selected other SRU in the sensing process are acquired.

[0366] In the embodiments of the present disclosure, steps S2403, S2408 and S2409 can occur in any order, synchronously or asynchronously.

[0367] Step S2410, if step S2409 is performed, the first network element associated with other SRUs feeds back all or part of the measurement results obtained in step S2409 and other necessary auxiliary information to the first network element associated with the target sensing device.

[0368] Step S2411, the first network element of the target sensing device determines the sensing result of the sensing device according to the measurement results and other information obtained in steps S2401, S2403, S2408 and S2410.

[0369] Step S2412, the first network element of the target sensing device returns the sensing result of the target sensing device to the AMF. In addition, the first network element of the target sensing device feeds back the sensing result of the target sensing device to the GMLC or other network elements of the core network.

[0370] Embodiment Twelve

[0371] In the present embodiment, the passive SRO is based on, and the SRU and the sensing device are combined, because these devices are essentially sensing devices, and all have the ability to receive or transmit sensing signals, so they are combined into the same network element according to the function.

[0372] FIG. 25 is a schematic diagram of a sensing process of a passive SRO assisted SRU and sensing device, as shown in FIG. 25, including the following steps:

[0373] Step S2501, the SRU / target sensing device transmits the sensing capability to the first network element.

[0374] In the embodiments of the present disclosure, the information of some passive SROs is registered at the first network element other than the first network element associated with other sensing devices and SRUs, so the sensing device and the SRU can request the information of the first network element from other first network elements that store the SROs. These can include, but are not limited to, the registration information of the passive SRO, the sensing-related auxiliary information, error information, etc.

[0375] In the embodiments of the present disclosure, the perceived-related auxiliary information includes, but is not limited to: the target type of the passive SRO itself (for example, building, sculpture, bridge, etc.), the model of the passive SRO itself, the size of the passive SRO itself, the surface material of the passive SRO itself, and the distribution of the material on the surface. The position coordinates (two-dimensional or three-dimensional) of the passive SRO in a certain reference system, the attitude angle (azimuth angle, roll angle, pitch angle) of the passive SRO in a certain reference system, the parameters in the rotation matrix of the passive SRO in a certain reference system, the velocity modulus (one-dimensional scalar) of the passive SRO, the velocity vector (two-dimensional or three-dimensional) of the passive SRO. The position difference relative to a certain reference point, the distance relative to a certain reference point, the propagation time delay relative to a certain reference point, the TDOA of the arrival time delay difference relative to multiple reference points, the pitch angle relative to a certain reference point, the azimuth angle relative to a certain reference point, the beam direction relative to a certain reference point, the velocity relative to a certain reference point, the Doppler frequency relative to a certain reference point, the micro-Doppler pattern, the micro-Doppler pattern / spectrum-related parameters. The RCS information of the passive SRO itself.

[0376] In the embodiments of the present disclosure, the RCS information of the passive SRO itself can be in the form of, but not limited to: the RCS fixed value related to the passive SRO itself; the random distribution of the RCS related to the passive SRO itself; the deterministic model of the RCS related to the passive SRO itself, in addition to the properties related to the active SRO itself, this model can be related to the incident angle (incident azimuth angle, incident pitch angle), the exit angle (exit azimuth angle, exit pitch angle), the distance from the perception device, and the polarization direction; the model composed of the deterministic model of the RCS related to the passive SRO itself and the random distribution.

[0377] In the embodiments of the present disclosure, the target perception device and the first network element associated with the SRU obtain the SRO information of the SRO associated with the first network element, and the information includes, but is not limited to, the perceived-related auxiliary information of the active SRO.

[0378] Step S2502, the SRU / target perception device performs the positioning process defined in TS23.273, and transmits the position estimation result to the first network element to obtain more accurate perception auxiliary data.

[0379] Step S2503, the SRU / target perception device and the first network element perform auxiliary data transmission.

[0380] Step S2504, the SRU / target perception device and the first network element perform perception request transmission.

[0381] Step S2505, the SRU / target perception device performs perception measurement on the passive SRO.

[0382] Step S2506, the SRU / target perception device and the first network element perform transmission of the perception measurement result and the perception estimation result.

[0383] In the embodiment of the present disclosure, in the perception measurement of the above flow, since the SRU and the target perception device can be in the process of motion, once the auxiliary information of the SRU / perception device is transmitted, a time window is started according to the transmission time, and the perception measurement and reporting cannot exceed the time window.

[0384] In the embodiment of the present disclosure, the contents of the perception information, the auxiliary information (prior information), the error calibration information, the capability information of the SRU (the first perception device), the capability information of the active and passive SRO (the second perception device), and the capability information of the SF (the first network element) can refer to the corresponding contents of the different embodiments described above, and will not be described one by one here.

[0385] Embodiment Thirteen

[0386] FIG. 26 is a schematic diagram of SRU-based communication perception in an embodiment of the present disclosure. As shown in FIG. 26, the core network directly takes the observation of the SRU for calibration. No longer fine calibration is performed on some SROs of the SRU, and the core network no longer provides the information of the SRO known by the core network, and completely depends on the measurement result of the SRU and the measurement result of the target perception device to calibrate the perception parameters in some perception links.

[0387] FIG. 27 is a flowchart of SRU-based communication perception in an embodiment of the present disclosure. As shown in FIG. 27, the flowchart includes the following steps:

[0388] Step S2701, the first network element associated with the target perception device can mobilize several SRUs for measurement (and other SRUs under the first network element not associated with the target perception device) to perform perception observation.

[0389] Step S2702, the AMF associated with the target perception device sends a perception request to the first network element associated with the perception device to be calibrated.

[0390] Step S2703, the first network element of the target perception device triggers the perception device to start a perception flow, in which the first network element decides to use the SRU to improve the perception result.

[0391] Step S2704, the first network element of the target perception device selects one or more SRUs to assist the target perception device in perception.

[0392] Step S2705, the target sensing device first network element initiates a request to other possible core network network elements, requesting to invoke other first network element associated SRUs to assist the target sensing device in sensing. This request can directly contain the ID information of the SRU that is expected to be assisted, or can contain other selection criteria, including but not limited to certain TA, location and location range, cell ID, so that other core network network elements can determine which SRUs to use for assistance.

[0393] Step S2706, if step S2705 is executed, the other core network network element selects one or more SRU associated first network elements based on the ID or selection criteria provided in step S2705, and sends a reply to the target sensing device first network element. This reply contains the information of the selected other SRU associated first network elements.

[0394] Step S2707, if steps S2705 and S2706 are executed, the target sensing device first network element sends a request to one or more other SRU associated first network elements (these first network elements are indicated in step S2706). This request can contain any ID information of the target sensing device, any sensing results and positioning results obtained in step S2703, or can contain a time window for scheduling SRU measurement.

[0395] Step S2708, the target sensing device first network element initiates a sensing process to obtain the results obtained by the SRU selected in step S2704 in the sensing process.

[0396] In the embodiments of the present disclosure, the sensing results can include but are not limited to the following: SRU sensing measurement results, sensing estimation results, and other measurement results and estimation results unrelated to sensing services.

[0397] In the embodiments of the present disclosure, the SRU sensing measurement results and sensing estimation results include but are not limited to: channel estimation results corresponding to SRU sensing signals, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP, energy or combination of energy (normalized or not normalized), distance, propagation delay TOA, arrival time difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, velocity (1D, 2D or 3D), micro-Doppler spectrum, type of micro-Doppler detected mode, and parameters of micro-Doppler detected mode of each of one or more or all sensing paths of the SRU sensing signal, and the difference of all the above quantities with respect to the respective specified reference values.

[0398] In the embodiments of the present disclosure, other measurement results and estimation results irrelevant to the sensing service, including but not limited to: the position of the SRU itself, the channel estimation result corresponding to the positioning reference signal, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP, the energy or the combination of the energy (normalized or not normalized), position, distance, propagation time delay TOA, time delay difference TDOA, position (2D or 3D), pitch angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D) of one or more or all sensing paths in the channel corresponding to the positioning signal, and the difference of all the above quantities with respect to the respective specified reference values.

[0399] In step S2709, if steps S2705 to S2707 are performed, the information of the first network element associated with the other SRU is sent from the network element of the other core network to the network element of the first network element associated with the target sensing device, and the first network element associated with the other SRU initiates the sensing process to obtain the results obtained by the selected other SRU in the sensing process.

[0400] In the embodiments of the present disclosure, steps S2703, S2708 and S2709 can occur in any order, synchronously or asynchronously.

[0401] In step S2710, if step S2709 is performed, the first network element associated with the other SRU feeds back all or part of the measurement results obtained in step S2709 and other necessary auxiliary information to the first network element associated with the target sensing device.

[0402] In step S2711, the first network element of the target sensing device determines the sensing result of the sensing device according to the measurement results and other information obtained in steps S2701, S2703, S2708 and S2710.

[0403] In step S2712, the first network element of the target sensing device returns the sensing result of the target sensing device to the AMF, and the first network element of the target sensing device returns the sensing result of the target sensing device to the GMLC or other network element of the core network.

[0404] Embodiment fourteen

[0405] FIG. 28 is a schematic diagram of the communication sensing based on passive SRO in the embodiments of the present disclosure. As shown in FIG. 28, the core network registers some known environmental targets at fixed positions as SROs in advance, and sends the positions of the SROs and some corresponding sensing auxiliary data to the surrounding sensing devices for calibration. The target sensing device can calibrate some sensing parameters in the current sensing link according to the actual observed sensing data and the ideal sensing result of the SRO and itself.

[0406] FIG. 29 is a flowchart of a passive SRO-based communication awareness according to an embodiment of the present disclosure. As shown in FIG. 29, the method comprises the following steps:

[0407] In step S2901, the AMF associated with the target awareness device sends an awareness request to the first network element associated with the awareness device to be calibrated.

[0408] In step S2902, the first network element of the target awareness device triggers the awareness device to start an awareness process, in which the first network element decides to use passive SRO to improve the awareness result.

[0409] In step S2903, the first network element of the target awareness device selects one or more SROs to assist the target awareness device in awareness.

[0410] In step S2904, the first network element of the target awareness device initiates a request to other network elements of the core network to request the invocation of other passive SROs associated with the first network elements to assist the target awareness device in awareness. This request may directly include the ID information of the SROs expected to be assisted, or may include other selection criteria, including but not limited to certain TA, location and location range, cell ID, so that other network elements of the core network can determine which passive SROs to use for assistance.

[0411] In step S2905, if step S2904 is performed, the network element of the other core network selects one or more passive SROs associated with the first network element based on the ID or selection criteria provided in step S2904, and sends a reply to the first network element of the target awareness device. This reply includes the information of the selected passive SROs associated with the first network elements.

[0412] In step S2906, the first network element of the target awareness device initiates an awareness process to obtain the results obtained by the passive SROs selected in steps S2903 and S2905 through measurement.

[0413] In an embodiment of the present disclosure, the awareness results may include but are not limited to: awareness measurement results related to passive SROs, awareness estimation results, and other awareness measurement results, awareness estimation results unrelated to passive SROs, and other measurement results, estimation results unrelated to awareness business.

[0414] In the embodiments of the present disclosure, the measurement results and the estimation results related to the passive SRO include, but are not limited to: the channel estimation results corresponding to the passive SRO-related sensing signals, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP. The energy or the combination of the energy (normalized or not normalized), distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, the type of the detected mode of the micro-Doppler, and the parameters of the detected mode of the micro-Doppler of each of one or more or all of the sensing paths in the channel corresponding to the passive SRO-related sensing signals; and the difference values of all the above quantities with respect to the respective specified reference values.

[0415] In the embodiments of the present disclosure, the measurement results and the estimation results related to the passive SRO include, but are not limited to: the channel estimation results corresponding to the passive SRO-related sensing signals, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP. The energy or the combination of the energy (normalized or not normalized), distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, the type of the detected mode of the micro-Doppler, and the parameters of the detected mode of the micro-Doppler of each of one or more or all of the sensing paths in the channel corresponding to the passive SRO-related sensing signals; and the difference values of all the above quantities with respect to the respective specified reference values.

[0416] In the embodiments of the present disclosure, the measurement results and the estimation results related to the passive SRO include, but are not limited to: the channel estimation results corresponding to the passive SRO-related sensing signals, PDP spectrum, phase delay spectrum, RSRP, RSCP, RSRPP. The energy or the combination of the energy (normalized or not normalized), distance, propagation time delay TOA, arrival time delay difference TDOA, position (2D or 3D), elevation angle, azimuth angle, beam direction, Doppler frequency, speed (1D, 2D or 3D), micro-Doppler spectrum, the type of the detected mode of the micro-Doppler, and the parameters of the detected mode of the micro-Doppler of each of one or more or all of the sensing paths in the channel corresponding to the passive SRO-related sensing signals; and the difference values of all the above quantities with respect to the respective specified reference values.

[0417] In the embodiments of the present disclosure, the steps S2902 and S2906 can occur in any order, synchronously or asynchronously.

[0418] In step S2907, the first network element of the target sensing device determines the sensing result of the sensing device according to the measurement results and other information obtained in steps 2 and 6.

[0419] Step S2908, the first network element of the target sensing device returns the sensing result of the target sensing device to the AMF. In addition, the first network element of the target sensing device returns the sensing result of the target sensing device to the GMLC or other network element of the core network.

[0420] In the embodiments of the present disclosure, the contents of the sensing information, the auxiliary information (prior information), the error calibration information, the capability information of the SRU (the first sensing device), the capability information of the active and passive SRO (the second sensing device), the capability information of the SF (the first network element), etc. can refer to the corresponding contents of the different embodiments described above, and will not be repeated one by one here.

[0421] In the embodiments of the present disclosure, all the core network scheduling processes, the related sub-processes, and any signaling of the sub-processes can be triggered in any order, synchronously or asynchronously, to form a comprehensive sensing process.

[0422] The above only describes the preferred embodiments of the present disclosure and is not intended to limit the embodiments of the present disclosure. Those skilled in the art can make various changes and modifications to the embodiments of the present disclosure. Any modification, equivalent replacement, improvement, etc. within the principles of the embodiments of the present disclosure shall be included in the protection scope of the embodiments of the present disclosure.

Claims

1. A method for communication awareness, comprising: a first network element of a core network acquires awareness information of an awareness device; the first network element acquires an awareness result of a target awareness device according to the awareness information.

2. The method of claim 1, wherein, the awareness device comprises a first awareness device and / or a second awareness device.

3. The method of claim 1, wherein, Further comprising: the first network element acquires awareness information of the target awareness device; the first network element acquires the awareness result of the target awareness device according to the awareness information of the awareness device and the awareness information of the target awareness device.

4. The method of claim 1, wherein, the awareness information comprises awareness measurement information and awareness estimation information.

5. The method of claim 4, wherein, the awareness measurement information comprises at least one of the following: channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); per resource block reference signal received power (RSRPP).

6. The method of claim 4, wherein, the awareness estimation information comprises at least one of transmission parameter information of an awareness path of a transmission channel of the awareness information.

7. The method of claim 2, wherein, the second awareness device is provided with awareness prior information.

8. The method of claim 7, wherein, the awareness prior information comprises at least one of the following: category information of the second awareness device; physical parameter information of the second awareness device; position information of the second awareness device; relative position information of the second awareness device; radar cross section (RCS) information of the second awareness device.

9. The method of claim 2, wherein, the second awareness device comprises an active second awareness device and a passive second awareness device.

10. The method of claim 1, wherein, Before the first network element acquires awareness information of an awareness device, the method further comprises: the first network element sends association request information to the awareness device; the first network element receives association feedback information from the awareness device.

11. The method of claim 10, wherein, the association request information comprises at least one of the following: identity (ID) information of the first network element; state information of an association relationship; update period of the association relationship; update condition of the association relationship.

12. The method of claim 2, wherein, Further comprising: the first network element sends coupling request information to the first awareness device and the second awareness device respectively, wherein the coupling request information is used to instruct the first awareness device and the second awareness device to establish a coupling session; the first network element receives coupling feedback information from the first awareness device or the second awareness device.

13. The method of claim 12, wherein, the coupling request information comprises at least one of the following: ID information of the first network element; ID information of the coupling session; ID information of the first awareness device; ID information of the second awareness device; state information of the coupling session; update period of the coupling session; update condition of the coupling session.

14. The method of claim 2, wherein, Further comprising: the first network element sends association release information to the first awareness device and / or the second awareness device; the first network element receives association release feedback information from the first awareness device and / or the second awareness device.

15. The method of claim 14, wherein, the association release information comprises at least one of the following: ID information of the first network element; ID information of an updated first network element.

16. The method of claim 1, wherein, Before the first network element acquires awareness information of an awareness device, the method further comprises: The first network element sends a call request information to the sensing device, wherein the sensing device is associated with the current first network element or the sensing device is associated with a first network element other than the current first network element.

17. The method of claim 16, wherein, The call request information at least includes one of the following: ID information of the sensing device required by the current first network element; and sensing device selection condition information of the current first network element.

18. The method of claim 17, wherein, The sensing device selection condition information at least includes one of the following: Tracking area (TA) information of the sensing device; location information of the sensing device; and cell ID information of the sensing device.

19. The method of claim 16, wherein, Further comprising: The first network element sends an associated call request information to other first network elements other than itself.

20. The method of claim 19, wherein, The associated call request information at least includes one of the following: ID information of the target sensing device; the sensing information; and preset time window information of the associated call request information.

21. The method of claim 1, wherein, Further comprising: The first network element sends error calibration information to the sensing device.

22. The method of claim 1, wherein, Further comprising: The first network element sends error calibration information to the target sensing device.

23. The method of any one of claims 21 or 22, wherein, The error calibration information at least includes one of the following: Sensing measurement result error of the sensing device; sensing estimation result error of the sensing device; clock error of the sensing device; delay information of the sensing device; sampling rate matching error of the sensing device; and electromagnetic interference error of the sensing device.

24. The method of claim 3, wherein, The target sensing device is the same sensing device or the same group of sensing devices as a first sensing device in the sensing devices; or the target sensing device is a different sensing device from the first sensing device.

25. A communication sensing method, comprising: A first network element of a core network acquires sensing information of a second sensing device; The first network element acquires a sensing result of a target sensing device according to the sensing information. The second sensing device is provided with sensing prior information.

26. The method of claim 25, wherein, Further comprising:

27. The method of claim 25, wherein, The first network element acquires sensing information of the target sensing device; The first network element acquires the sensing result of the target sensing device according to the sensing information of the second sensing device and the sensing information of the target sensing device. The second sensing device includes an active second sensing device and a passive second sensing device.

28. The method of claim 25, wherein, The first network element acquires the sensing information of the second sensing device, comprising:

29. The method of claim 28, wherein, In a case that the second sensing device is an active second sensing device, the first network element receives the sensing information from the second sensing device or the first network element receives the sensing information from other first network elements other than itself. The first network element acquires the sensing information of the second sensing device, comprising:

30. The method of claim 28, wherein, In a case that the second sensing device is a passive second sensing device, the first network element receives the sensing information from a transmission reception point (TRP), wherein the TRP registers at least one second sensing device. The sensing information includes sensing measurement information and sensing estimation information.

31. The method of claim 25, wherein, The sensing measurement information at least includes one of the following:

32. The method of claim 31, wherein, ​ Channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); reference signal received power per resource block (RSRPP).

33. The method of claim 31, wherein, The sensing estimation information includes at least one of transmission parameter information of a sensing path of a transmission channel of the sensing information.

34. The method of claim 26, wherein, The sensing prior information includes at least one of: Category information of the second sensing device; physical parameter information of the second sensing device; location information of the second sensing device; relative location information of the second sensing device; Radar cross section (RCS) information of the second sensing device.

35. The method of claim 25, wherein, Further comprising: The first network element sends a calling request information to other first network elements except itself.

36. The method of claim 35, wherein, The calling request information includes at least one of: ID information of the first sensing device required by the current first network element; sensing device selection condition information of the current first network element.

37. The method of claim 36, wherein, The sensing device selection condition information includes at least one of: Tracking area (TA) information of the first sensing device; location information of the first sensing device; cell ID information of the first sensing device. 38.A sensing communication method, comprising: A first network element of a core network acquires sensing information of a first sensing device; The first network element acquires sensing results of a target sensing device according to the sensing information.

39. The method of claim 38, wherein, Further comprising: The first network element acquires sensing information of the target sensing device; The first network element acquires the sensing results of the target sensing device according to the sensing information of the first sensing device and the sensing information of the target sensing device.

40. The method of claim 39, wherein, The sensing information includes sensing measurement information and sensing estimation information.

41. The method of claim 40, wherein, The sensing measurement information includes at least one of: Channel estimation result; power delay profile (PDP); phase delay profile; reference signal received power (RSRP); received signal code power (RSCP); reference signal received power per resource block (RSRPP).

42. The method of claim 40, wherein, The sensing estimation information includes at least one of transmission parameter information of a sensing path of a transmission channel of the sensing information.

43. The method of claim 38, wherein, Further comprising: The first network element sends a calling request information to other first network elements except itself.

44. The method of claim 43, wherein, The calling request information includes at least one of: ID information of the first sensing device required by the current first network element; sensing device selection condition information of the current first network element.

45. The method of claim 44, wherein, The sensing device selection condition information includes at least one of: Tracking area (TA) information of the first sensing device; location information of the first sensing device; cell ID information of the first sensing device.

46. A computer readable storage medium having stored therein a computer program, wherein, The computer program is executed by a processor to implement the method in any one of claims 1 to 45. 47.An electronic device comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method in any one of claims 1 to 45 when executing the computer program.

48. A computer program product comprising a computer program which, when executed by a processor, implements the method recited in any of claims 1 to 45.

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