Sensing capability transmission method, device and system, and storage medium

Abstract

The embodiments of the present disclosure relate to the technical field of communications, and provide a sensing capability transmission method, a device and system, and a storage medium. The method comprises: sending a first message to a first network element, the first message being used for reporting a sensing capability of a terminal device, and the first message comprising at least one of a registration request, a PDU session establishment request or a PDU session modification request. The embodiments of the present disclosure allow for a terminal device to report a sensing capability to a network during a registration process or a session management process, thereby helping to standardize sensing capability reporting processes and improving sensing capability reporting efficiency.

Description

Sensing capability transmission methods, devices, systems, and storage media Technical Field

[0001] This disclosure relates to the field of communication technology, and in particular to a method, device, system, and storage medium for transmitting sensing capabilities. Background Technology

[0002] The rapid development of wireless communication technology and the growing demand for high-quality data transmission have driven the development of advanced communication systems. One promising technology is the convergence of sensing and communication, which has the potential to revolutionize multiple industries. Regarding sensing services, such as those based on 5G, 6G, or even next-generation sensing technologies, when a terminal device connects to the network, the network should understand the terminal device's sensing capabilities. However, the transmission of these sensing capabilities is still under research. Summary of the Invention

[0003] This disclosure provides a method, device, system, and storage medium for transmitting sensing capabilities.

[0004] In a first aspect, embodiments of this disclosure provide a sensing capability transmission method, which is executed by a terminal device and includes:

[0005] Send a first message to a first network element, the first message being used to report the sensing capability of the terminal device; wherein, the first message includes at least one of a registration request, a Packet Data Unit (PDU) session establishment request, or a PDU session modification request.

[0006] Secondly, embodiments of this disclosure provide a sensing capability transmission method, which is executed by a first network element and includes:

[0007] The terminal device receives a first message, which is used to report the terminal device's sensing capabilities; wherein the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0008] The sensing capability is sent to the second network element.

[0009] Thirdly, embodiments of this disclosure provide a sensing capability transmission method, which is executed by a second network element and includes:

[0010] The system receives sensing capabilities sent by a first network element, which is sent by the first network element after receiving a first message from a terminal device; wherein the first message is used to report the sensing capabilities of the terminal device, and the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0011] Fourthly, embodiments of this disclosure provide a communication device, including one or more processors;

[0012] The aforementioned communication device is used to execute the sensing capability transmission method provided in the first, second, and / or third aspects of the embodiments of this disclosure.

[0013] Fifthly, embodiments of this disclosure provide a storage medium storing instructions that, when executed on a communication device, cause the communication device to perform the sensing capability transmission method provided in the first, second, and / or third aspects of embodiments of this disclosure.

[0014] In a sixth aspect, embodiments of this disclosure propose a communication system, which includes a terminal device, a first network element, and a second network element; wherein the terminal device is configured to implement the sensing capability transmission method provided in the first aspect, the first network element is configured to implement the sensing capability transmission method provided in the second aspect, and the second network element is configured to implement the sensing capability transmission method provided in the third aspect.

[0015] In a seventh aspect, embodiments of this disclosure provide a program product that, when executed by a communication device, causes the communication device to perform the methods provided in the first, second, and / or third aspects.

[0016] Eighthly, embodiments of this disclosure provide a computer program product, which includes a computer program that, when executed by a processor, implements the methods provided in the first, second, and / or third aspects.

[0017] In a ninth aspect, embodiments of this disclosure provide a chip or chip system. The chip or chip system includes processing circuitry configured to perform the methods provided in the first, second, and / or third aspects.

[0018] It is understood that the aforementioned terminal equipment, first network element, second network element, communication system, storage medium, program product, computer program, chip or chip system are all used to execute the methods provided in the embodiments of this disclosure.

[0019] Based on the sensing capability transmission method, device, system, and storage medium provided in the embodiments of this disclosure, terminal devices can report sensing capabilities to the network during the registration process or session management process, standardize the sensing capability reporting process, and improve the efficiency of sensing capability reporting.

[0020] Additional aspects and advantages of embodiments of this disclosure will be set forth in part in the description which follows, and will become apparent from the description or may be learned by practice of this disclosure. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this disclosure, the accompanying drawings required for the description of the embodiments are introduced below. The following drawings are only some embodiments of this disclosure and do not impose specific limitations on the protection scope of this disclosure.

[0022] Figure 1a is a schematic diagram of the architecture of a communication system according to an embodiment of the present disclosure;

[0023] Figure 1b is a schematic diagram of the structure of the ISAC system according to an embodiment of this application;

[0024] Figure 1c is a schematic diagram of a perception system architecture according to an embodiment of the present disclosure;

[0025] Figure 2a is one of the interactive schematic diagrams of a sensing capability transmission method according to an embodiment of the present disclosure;

[0026] Figure 2b is one of the scenario diagrams illustrating the sensing capability transmission method according to an embodiment of the present disclosure;

[0027] Figure 3a is a second interactive schematic diagram of a sensing capability transmission method according to an embodiment of the present disclosure;

[0028] Figure 3b is a second scenario diagram illustrating the sensing capability transmission method according to an embodiment of the present disclosure;

[0029] Figure 4a is a third interactive schematic diagram of a sensing capability transmission method according to an embodiment of the present disclosure;

[0030] Figure 4b is a third scenario diagram illustrating the sensing capability transmission method according to an embodiment of the present disclosure;

[0031] Figure 4c is a fourth scenario diagram illustrating the sensing capability transmission method according to an embodiment of the present disclosure;

[0032] Figure 5a is a schematic flowchart of a sensing capability transmission method according to an embodiment of the present disclosure;

[0033] Figure 5b is a second schematic flowchart illustrating a sensing capability transmission method according to an embodiment of the present disclosure;

[0034] Figure 5c is a third schematic flowchart illustrating a sensing capability transmission method according to an embodiment of the present disclosure;

[0035] Figure 6a is a schematic diagram of the structure of the terminal device proposed in an embodiment of this disclosure;

[0036] Figure 6b is a schematic diagram of the structure of the first network element proposed in an embodiment of this disclosure;

[0037] Figure 6b is a schematic diagram of the structure of the second network element proposed in an embodiment of this disclosure;

[0038] Figure 7 is a schematic diagram of the structure of a communication device according to an embodiment of the present disclosure;

[0039] Figure 8 is a schematic diagram of the structure of a chip according to an embodiment of the present disclosure. Detailed Implementation

[0040] This disclosure provides a sensing capability transmission method, device, communication system, and storage medium.

[0041] In a first aspect, embodiments of this disclosure propose a sensing capability transmission method, executed by a terminal device, comprising:

[0042] Send a first message to a first network element, the first message being used to report the sensing capability of the terminal device; wherein, the first message includes at least one of a registration request, a Packet Data Unit (PDU) session establishment request, or a PDU session modification request.

[0043] In the above embodiments, the terminal device can include sensing capabilities to the network during the registration process or session management process, which is beneficial to completing the sensing capability reporting process and improving the efficiency of sensing capability reporting.

[0044] In conjunction with some embodiments of the first aspect, in some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobile registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0045] In the above embodiments, registration requests can be carried by mobility management messages, and PDU session establishment requests and PDU session modification requests can be carried by session management messages. This helps to ensure the correct transmission of messages and the correct parsing of messages by the network, thereby improving the transmission efficiency of sensing capabilities.

[0046] In conjunction with some embodiments of the first aspect, in some embodiments, when the first message includes the registration request, the sensing capability includes a sensing indication, the sensing indication being used to indicate whether the terminal device supports sensing services;

[0047] Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following:

[0048] The sensing role includes a sensing sender or a sensing receiver;

[0049] Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or non-3GPP technology;

[0050] The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

[0051] In the above embodiments, the registration request includes a perception instruction and detailed perception capability information, enabling the network to have a more comprehensive understanding of the terminal device's perception capabilities. This helps the network provide more accurate perception services to the terminal device and improve service quality.

[0052] In conjunction with some embodiments of the first aspect, in some embodiments, when the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability includes at least one of the following:

[0053] Perception patterns;

[0054] Perception methods;

[0055] Perceive service parameters;

[0056] Types of sensing measurements;

[0057] Sensing and measuring parameters;

[0058] Sensing data format preprocessing capabilities;

[0059] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0060] Wherein, if the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the computing power of the terminal device.

[0061] In the above embodiments, the PDU session establishment request or PDU session modification request includes detailed sensing capability information, enabling the network to configure and optimize sensing services according to the actual capabilities of the terminal device, which helps to improve the efficiency and accuracy of sensing services.

[0062] In conjunction with some embodiments of the first aspect, in some embodiments, when the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated in the sensing capability container of the first message and / or the 5G session management core network capability.

[0063] In the above embodiments, by encapsulating sensing capabilities within specific containers or core network capabilities, the standardized and structured representation of sensing capabilities is achieved, which helps to simplify message processing and parsing, and improve the flexibility and scalability of sensing capability transmission.

[0064] In conjunction with some embodiments of the first aspect, in some embodiments, when the first message includes the PDU session modification request, the first message further includes a perception service identifier list, the perception service identifier list including identifier information of each perception service associated with the terminal device.

[0065] In the above embodiments, the PDU session modification request includes a list of sensing service identifiers, which enables the network to clearly understand the sensing services associated with the terminal device, and helps the network to effectively manage and schedule the sensing services.

[0066] In conjunction with some embodiments of the first aspect, in some embodiments, sending the first message to the first network element includes:

[0067] The first message is sent to the first network element via 3GPP access and / or Non-3GPP access.

[0068] In the above embodiments, sending the first message through 3GPP access and / or Non-3GPP access enables flexible reporting of sensing capabilities, which helps to expand the coverage of sensing service transmission and improve service availability and convenience.

[0069] In conjunction with some embodiments of the first aspect, in some embodiments, the method further includes:

[0070] If the first message includes the registration request, receive the registration acceptance message sent by the first network element; or,

[0071] If the first message includes the PDU session establishment request or the PDU session modification request, a fourth message sent by the first network element is received, the fourth message being used to respond to the first message.

[0072] In the above embodiments, by receiving the response message from the first network element or the second network element, the confirmation and feedback of the first message can be realized, which helps to ensure the correct transmission and reception of sensing capabilities and improve the reliability and stability of sensing capability transmission.

[0073] In conjunction with some embodiments of the first aspect, in some embodiments, when the first message includes the PDU session establishment request, the fourth message includes a PDU session establishment response; when the first message includes the PDU session modification request, the fourth message includes a PDU session modification response.

[0074] In the above embodiments, when the terminal device establishes a request to report the perception capability through a PDU session, it can determine the completion of the perception capability transmission through the PDU session establishment response. When the terminal device modifies the request to report the perception capability through a PDU session, it can determine the completion of the perception capability transmission through the PDU session modification response. This helps to save signaling resources while improving the process completion of perception capability transmission and improving the efficiency of perception capability transmission.

[0075] In conjunction with some embodiments of the first aspect, in some embodiments, the first network element includes an Access and Mobility Management Function (AMF) network element.

[0076] Secondly, this disclosure proposes a sensing capability transmission method, executed by a first network element, comprising:

[0077] The terminal device receives a first message, which is used to report the terminal device's sensing capabilities; wherein the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0078] The sensing capability is sent to the second network element.

[0079] In the above embodiments, the terminal device can include sensing capabilities to the first network element during the registration process or session management process, which is beneficial to completing the reporting process of sensing capabilities and improving the reporting efficiency of sensing capabilities.

[0080] In conjunction with some embodiments of the second aspect, in some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobile registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0081] In the above embodiments, registration requests can be carried by mobility management messages, and PDU session establishment requests and PDU session modification requests can be carried by session management messages. This helps to ensure the correct transmission of messages and the correct parsing of messages by the network, thereby improving the transmission efficiency of sensing capabilities.

[0082] In conjunction with some embodiments of the second aspect, in some embodiments, when the first message includes the registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports sensing services;

[0083] Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following:

[0084] The sensing role includes a sensing sender or a sensing receiver;

[0085] Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or Non-3GPP technology;

[0086] The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

[0087] In the above embodiments, the registration request includes a perception instruction and detailed perception capability information, enabling the network to have a more comprehensive understanding of the terminal device's perception capabilities. This helps the network provide more accurate perception services to the terminal device and improve service quality.

[0088] In conjunction with some embodiments of the second aspect, in some embodiments, when the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability includes at least one of the following:

[0089] Perception patterns;

[0090] Perception methods;

[0091] Perceive service parameters;

[0092] Types of sensing measurements;

[0093] Sensing and measuring parameters;

[0094] Sensing data format preprocessing capabilities;

[0095] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0096] Wherein, if the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the computing power of the terminal device.

[0097] In the above embodiments, the PDU session establishment request or PDU session modification request includes detailed sensing capability information, enabling the network to configure and optimize sensing services according to the actual capabilities of the terminal device, which helps to improve the efficiency and accuracy of sensing services.

[0098] In conjunction with some embodiments of the second aspect, in some embodiments, when the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated in a sensing capability container and / or 5G session management core network capability within the first message.

[0099] In the above embodiments, by encapsulating sensing capabilities within specific containers or core network capabilities, the standardized and structured representation of sensing capabilities is achieved, which helps to simplify message processing and parsing, and improve the flexibility and scalability of sensing capability transmission.

[0100] In conjunction with some embodiments of the second aspect, in some embodiments, the first message sent by the receiving terminal device includes:

[0101] The first message is received from the terminal device via 3GPP access and / or Non-3GPP access.

[0102] In the above embodiments, receiving the first message through 3GPP access and / or Non-3GPP access enables flexible reporting of sensing capabilities, which helps to expand the coverage of sensing service transmission and improve service availability and convenience.

[0103] In conjunction with some embodiments of the second aspect, in some embodiments, sending the sensing capability to the second network element includes:

[0104] If the first message includes the registration request, the sensing capability is sent to the second network element through the registration request;

[0105] If the first message includes the PDU session establishment request or the PDU session modification request, a second message is sent to the third network element, and the sensing capability is sent from the third network element to the second network element; wherein, the second message includes the sensing capability, and the third network element includes a Session Management Function (SMF) network element.

[0106] In the above embodiments, sensing capabilities can be sent to the second network element in different ways depending on the type of the first message. In the case of a registration request, it is sent directly through the registration request; in the case of a PDU session establishment request or a PDU session modification request, it is forwarded through a third network element (such as an SMF network element). This flexible approach helps ensure the accurate transmission and effective utilization of sensing capabilities, and also helps to optimize and improve the transmission process of sensing capabilities.

[0107] In conjunction with some embodiments of the second aspect, in some embodiments, when the first message includes the PDU session modification request, the first message and the second message also include a perception service identifier list, the perception service identifier list including identifier information of each perception service associated with the terminal device;

[0108] The step of sending a second message to a third network element, and sending the sensing capability to the second network element through the third network element, includes:

[0109] A second message is sent to a third network element, through which the third network element sends the sensing capabilities and the list of sensing service identifiers to the second network element.

[0110] In the above embodiments, the PDU session modification request includes a list of sensing service identifiers, which enables the first network element to clearly understand the sensing services associated with the terminal device. This helps the first network element to effectively manage and schedule the sensing services, and also helps to ensure the accurate transmission of sensing capabilities and effective association with sensing services.

[0111] In conjunction with some embodiments of the second aspect, in some embodiments, the method further includes:

[0112] If the first message includes the registration request, receive the registration acceptance message sent by the second network element, and send the registration acceptance message to the terminal device; or...

[0113] If the first message includes the PDU session establishment request or the PDU session modification request, a third message is received from the third network element, and a fourth message is sent to the terminal device; wherein, the third message is used to respond to the second message, and the third message is sent by the third network element after receiving the fifth message sent by the second network element, and the fifth message is used to indicate confirmation of receiving the sensing capability; the fourth message is used to respond to the first message.

[0114] In the above embodiments, by receiving the response message from the second network element or the third network element and sending the corresponding response message to the terminal device, the confirmation and feedback of the first message and the second message are realized, which helps to ensure the correct transmission and reception of sensing capabilities, improve the reliability and stability of sensing capability transmission, and also enables the terminal device to understand the transmission results of sensing capabilities in a timely manner.

[0115] In conjunction with some embodiments of the second aspect, in some embodiments, when the first message includes the PDU session establishment request, the second message includes a PDU session creation session management context request Nsmf_PDUSession_CreateSMContext Request, the third message includes a PDU session creation session management context response Nsmf_PDUSession_CreateSMContext Response, and the fourth message includes a PDU session establishment response;

[0116] If the first message includes the PDU session modification request, the second message includes the PDU session update session management context request Nsmf_PDUSession_UpdateSMContext Request, the third message includes the PDU session update session management context response Nsmf_PDUSession_UpdateSMContext Response, and the fourth message includes the PDU session modification response.

[0117] In the above embodiments, by clarifying the message types associated with the transmission of sensing capabilities when the terminal device establishes a request to report sensing capabilities through a PDU session, and by clarifying the message types associated with the transmission of sensing capabilities when the terminal device modifies the request to report sensing capabilities through a PDU session, the accurate transmission of sensing capabilities and the smooth provision of sensing services can be ensured, which helps to improve the message types and processes of sensing capability transmission.

[0118] In conjunction with some embodiments of the second aspect, in some embodiments, the first network element includes an AMF network element; the second network element includes a DSF network element, wherein the DSF network element includes at least one of a Unified Data Management (UDM) network element, a Unified Data Storage (UDR) network element, or a Sensing Data Storage Function (SDS) network element.

[0119] Thirdly, embodiments of this disclosure propose a sensing capability transmission method, executed by a second network element, comprising:

[0120] The system receives sensing capabilities sent by a first network element, which is sent by the first network element after receiving a first message from a terminal device; wherein the first message is used to report the sensing capabilities of the terminal device, and the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0121] In the above embodiments, by receiving the sensing capabilities sent by the first network element through the second network element, the sensing capabilities reported by the terminal device are effectively transmitted and stored in the network. This facilitates the second network element in successfully acquiring the sensing capabilities of the terminal device, providing a foundation for subsequent sensing services, network optimization, or data analysis.

[0122] In conjunction with some embodiments of the third aspect, in some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobile registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0123] In the above embodiments, registration requests can be carried by mobility management messages, and PDU session establishment requests and PDU session modification requests can be carried by session management messages. This helps to ensure the correct transmission of messages and the correct parsing of messages by the network, thereby improving the transmission efficiency of sensing capabilities.

[0124] In conjunction with some embodiments of the third aspect, in some embodiments, when the first message includes the registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports the sensing service;

[0125] Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following:

[0126] The sensing role includes a sensing sender or a sensing receiver;

[0127] Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or Non-3GPP technology;

[0128] The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

[0129] In the above embodiments, the registration request includes a perception instruction and detailed perception capability information, enabling the network to have a more comprehensive understanding of the terminal device's perception capabilities. This helps the network provide more accurate perception services to the terminal device and improve service quality.

[0130] In conjunction with some embodiments of the third aspect, in some embodiments, the sensing capability includes at least one of the following when the first message includes the PDU session establishment request or the PDU session modification request:

[0131] Perception patterns;

[0132] Perception methods;

[0133] Perceive service parameters;

[0134] Types of sensing measurements;

[0135] Sensing and measuring parameters;

[0136] Sensing data format preprocessing capabilities;

[0137] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0138] Wherein, if the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the computing power of the terminal device.

[0139] In the above embodiments, the PDU session establishment request or PDU session modification request includes detailed sensing capability information, enabling the network to configure and optimize sensing services according to the actual capabilities of the terminal device, which helps to improve the efficiency and accuracy of sensing services.

[0140] In conjunction with some embodiments of the third aspect, in some embodiments, when the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated within a sensing capability container and / or 5G session management core network capability in the first message.

[0141] In the above embodiments, by encapsulating sensing capabilities within specific containers or core network capabilities, the standardized and structured representation of sensing capabilities is achieved, which helps to simplify message processing and parsing, and improve the flexibility and scalability of sensing capability transmission.

[0142] In conjunction with some embodiments of the third aspect, in some embodiments, the sensing capability of receiving the data transmitted by the first network element includes:

[0143] If the first message includes the registration request, receive the sensing capability sent by the first network element through the registration request;

[0144] If the first message includes the PDU session establishment request or the PDU session modification request, the third network element receives the sensing capability sent by the third network element after receiving the second message; wherein the second message includes the sensing capability and is sent by the first network element, and the third network element includes a Session Management Function (SMF) network element.

[0145] In the above embodiments, the third network element can receive sensing capabilities in different ways depending on the type of the first message. When the terminal device reports sensing capabilities to the first network element through a registration request, the second network element can directly receive the sensing capabilities through the registration request forwarded by the first network element. When the terminal device reports sensing capabilities to the first network element through a PDU session establishment request or a PDU session modification request, the sensing capabilities can be obtained from the first network element through a third network element (such as an SMF network element). This helps ensure the accurate transmission and effective utilization of sensing capabilities, and also helps optimize the transmission process of sensing capabilities in the network.

[0146] In conjunction with some embodiments of the third aspect, in some embodiments, when the first message includes the PDU session modification request, the first message and the second message also include a perception service identifier list, the perception service identifier list including identifier information of each perception service associated with the terminal device;

[0147] The method further includes:

[0148] Receive the list of sensing service identifiers sent by the third network element.

[0149] In the above embodiments, including a list of sensing service identifiers in the PDU session modification request enables the second network element to clearly understand the sensing services associated with the terminal device. This facilitates the second network element in effectively managing and scheduling the sensing services, while also helping to ensure the effective association between sensing capabilities and sensing services, thereby improving the effective utilization of sensing service capabilities.

[0150] In conjunction with some embodiments of the third aspect, in some embodiments, the method further includes at least one of the following:

[0151] When the sensing capability of the terminal device is updated, a sensing capability update notification is sent to the fourth network element that subscribes to the sensing service of the terminal device to indicate that the sensing capability of the terminal device has changed.

[0152] Send the list of sensing service identifiers to the fourth network element.

[0153] In the above embodiments, when the sensing capabilities of a terminal device are updated, the second network element can send a sensing capability update notification and a list of sensing service identifiers to the fourth network element that subscribes to the sensing service of that terminal device. This helps ensure that other services in the network can obtain the latest sensing capability information of the terminal device in a timely manner, thereby providing more accurate and efficient sensing services. At the same time, this also enhances the network's dynamic management capability of the terminal device's sensing capabilities.

[0154] In conjunction with some embodiments of the third aspect, in some embodiments, the method further includes:

[0155] If the first message includes the registration request, send the registration acceptance message to the first network element; or...

[0156] If the first message includes the PDU session establishment request or the PDU session modification request, a fifth message is sent to the third network element, the fifth message being used to indicate confirmation of receipt of the sensing capability;

[0157] In the above embodiments, by sending an acknowledgment message to the first or third network element, confirmation and feedback on the reception of sensing capabilities are achieved. This helps ensure the correct transmission and reception of sensing capabilities, improving the reliability and stability of sensing capability transmission. Simultaneously, it also allows the first and third network elements to promptly understand the reception status of the second network element's sensing capabilities, enhancing the transmission effect of sensing capabilities.

[0158] In conjunction with some embodiments of the third aspect, in some embodiments, when the first message includes the PDU session establishment request, the second message includes Nsmf_PDUSession_CreateSMContext Request; when the first message includes the PDU session modification request, the second message includes Nsmf_PDUSession_UpdateSMContext Response.

[0159] In the above embodiments, by clarifying the message types associated with the transmission of sensing capabilities when the terminal device establishes a request to report sensing capabilities through a PDU session, and by clarifying the message types associated with the transmission of sensing capabilities when the terminal device modifies the request to report sensing capabilities through a PDU session, the accurate transmission of sensing capabilities and the smooth provision of sensing services can be ensured, which helps to improve the message types and processes of sensing capability transmission.

[0160] In conjunction with some embodiments of the third aspect, in some embodiments, the first network element includes an AMF network element; the second network element includes a data storage function DSF network element, wherein the DSF network element includes at least one of a unified data management UDM network element, a unified data storage UDR network element, or a sensing data storage function network element.

[0161] Fourthly, embodiments of this disclosure provide a terminal device, including:

[0162] The transceiver module is used to send a first message to a first network element, the first message being used to report the sensing capabilities of the terminal device; wherein, the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0163] Fifthly, embodiments of this disclosure provide a first network element, including:

[0164] The transceiver module is used to receive a first message sent by a terminal device, the first message being used to report the sensing capabilities of the terminal device; wherein, the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request;

[0165] The transceiver module is used to send the sensing capability to the second network element.

[0166] Sixthly, embodiments of this disclosure provide a second network element, including:

[0167] The transceiver module is used to receive the sensing capability sent by the first network element. The sensing capability is sent by the first network element after receiving a first message sent by the terminal device. The first message is used to report the sensing capability of the terminal device and includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0168] In a seventh aspect, embodiments of this disclosure provide a terminal device, including one or more processors;

[0169] The aforementioned terminal device is used to execute the sensing capability transmission method provided by the first aspect and its optional embodiments.

[0170] Eighthly, embodiments of this disclosure provide a network element, including one or more processors;

[0171] The aforementioned network element is used to execute the sensing capability transmission method provided by the second aspect and optional embodiments thereof, or to execute the sensing capability transmission method provided by the third aspect and optional embodiments thereof.

[0172] In a ninth aspect, embodiments of this disclosure provide a storage medium storing instructions that, when executed on a communication device, cause the communication device to perform the methods described in the first aspect, the second aspect, the third aspect, optional embodiments of the first aspect, optional embodiments of the second aspect, and optional embodiments of the third aspect.

[0173] In a tenth aspect, embodiments of this disclosure provide a program product that, when executed by a communication device, causes the communication device to perform the method as described in the first aspect, the second aspect, the third aspect, optional embodiments of the first aspect, optional embodiments of the second aspect, and optional embodiments of the third aspect.

[0174] In the eleventh aspect, embodiments of this disclosure provide a computer program that, when run on a computer, causes the computer to perform the methods described in the first aspect, the second aspect, the third aspect, optional embodiments of the first aspect, optional embodiments of the second aspect, and optional embodiments of the third aspect.

[0175] In a twelfth aspect, embodiments of this disclosure provide a chip or chip system. The chip or chip system includes processing circuitry configured to perform the methods described in the first aspect, the second aspect, the third aspect, optional embodiments of the first aspect, optional embodiments of the second aspect, and optional embodiments of the third aspect.

[0176] In a thirteenth aspect, embodiments of this disclosure provide a communication system, which includes a terminal device, a first network element, and a second network element; wherein the terminal device is configured to implement the sensing capability transmission method provided by the first aspect and optional embodiments thereof, the first network element is configured to implement the sensing capability transmission method provided by the second aspect and optional embodiments thereof, and the second network element is configured to implement the sensing capability transmission method provided by the third aspect and optional embodiments thereof.

[0177] It is understood that the aforementioned terminal equipment, first network element, second network element, communication system, communication equipment, storage medium, program product, computer program, chip, or chip system are all used to execute the methods proposed in the embodiments of this disclosure. Therefore, the beneficial effects that can be achieved can be referred to the beneficial effects in the corresponding methods, and will not be repeated here.

[0178] This disclosure is not exhaustive, but merely illustrative of some embodiments, and is not intended to limit the scope of protection of this disclosure. Unless otherwise specified, each step in a particular embodiment can be implemented as an independent embodiment, and the steps can be arbitrarily combined. For example, a solution after removing some steps in a particular embodiment can also be implemented as an independent embodiment, and the order of the steps in a particular embodiment can be arbitrarily interchanged. Furthermore, the optional implementation methods in a particular embodiment can be arbitrarily combined; moreover, the embodiments can be arbitrarily combined, for example, some or all steps of different embodiments can be arbitrarily combined, and a particular embodiment can be arbitrarily combined with the optional implementation methods of other embodiments. In all embodiments of this disclosure, unless otherwise specified or logically conflicting, the terminology and / or descriptions between the embodiments are consistent and can be mutually referenced. Technical features in different embodiments can be combined to form new embodiments based on their inherent logical relationships.

[0179] The terminology used in the embodiments of this disclosure is for the purpose of describing particular embodiments only and is not intended to limit the scope of this disclosure.

[0180] In this embodiment of the disclosure, unless otherwise stated, elements expressed in the singular form, such as "a," "an," "the," "the," "the," "the," "the," "the," "this," etc., can mean "one and only one," or "one or more," "at least one," etc. For example, when using articles such as "a," "an," "the," etc. in translation, the noun following the article can be understood as either a singular expression or a plural expression.

[0181] In the embodiments disclosed herein, "multiple" refers to two or more.

[0182] In some embodiments, the terms “at least one of”, “one or more”, “a plurality of”, “multiple”, etc., may be used interchangeably.

[0183] In some embodiments, the notation "at least one of A and B", "A and / or B", "A in one case, B in another", "in response to one case A, in response to another case B", etc., may include the following technical solutions depending on the situation: in some embodiments, A (execute A regardless of B); in some embodiments, B (execute B regardless of A); in some embodiments, execution is selected from A and B (A and B are selectively executed); in some embodiments, A and B (both A and B are executed). The same applies when there are more branches such as A, B, C, etc.

[0184] In some embodiments, the notation "A or B" may include the following technical solutions, depending on the situation: in some embodiments, A (execution of A regardless of B); in some embodiments, B (execution of B regardless of A); in some embodiments, execution is selected from A and B (A and B are selectively executed). The same applies when there are more branches such as A, B, C, etc.

[0185] The prefixes "first," "second," etc., used in the embodiments of this disclosure are merely for distinguishing different descriptive objects and do not impose restrictions on the position, order, priority, quantity, or content of the descriptive objects. The description of the descriptive objects is found in the claims or the context of the embodiments, and the use of prefixes should not constitute unnecessary restrictions. For example, if the descriptive object is a "field," the ordinal numbers preceding "field" in "first field" and "second field" do not restrict the position or order of the "fields." "First" and "second" do not restrict whether the "fields" they modify are in the same message, nor do they restrict the order of "first field" and "second field." Similarly, if the descriptive object is a "level," the ordinal numbers preceding "level" in "first level" and "second level" do not restrict the priority between "levels." Furthermore, the number of descriptive objects is not limited by ordinal numbers and can be one or more. For example, in "first device," the number of "devices" can be one or more. Furthermore, the objects modified by different prefixes can be the same or different. For example, if the object being described is "device", then "first device" and "second device" can be the same device or different devices, and their types can be the same or different. Similarly, if the object being described is "information", then "first information" and "second information" can be the same information or different information, and their content can be the same or different.

[0186] In some embodiments, “including A,” “containing A,” “for indicating A,” and “carrying A” can be interpreted as directly carrying A or indirectly indicating A.

[0187] In some embodiments, terms such as "time / frequency" and "time-frequency domain" refer to the time domain and / or frequency domain.

[0188] In some embodiments, the terms “in response to…”, “in response to determining…”, “in the case of…”, “when…”, “if…”, “if…”, etc., can be used interchangeably.

[0189] In some embodiments, the terms “greater than,” “greater than or equal to,” “not less than,” “more than,” “more than or equal to,” “not less than,” “higher than,” “higher than or equal to,” “not lower than,” and “above” can be used interchangeably, as can the terms “less than,” “less than or equal to,” “not greater than,” “less than,” “less than or equal to,” “not more than,” “lower than,” “lower than or equal to,” “not higher than,” and “below”.

[0190] In some embodiments, devices, etc., can be interpreted as physical or virtual, and their names are not limited to the names recorded in the embodiments. Terms such as “device”, “equipment”, “circuit”, “network element”, “node”, “function”, “unit”, “section”, “system”, “network”, “chip”, “chip system”, “entity”, and “subject” can be used interchangeably.

[0191] In some embodiments, "network" can be interpreted as devices included in a network (e.g., access network devices, core network devices, etc.).

[0192] In some embodiments, the acquisition of data, information, etc., may comply with the laws and regulations of the country where the location is situated.

[0193] In some embodiments, data, information, etc., may be obtained with the user's consent.

[0194] Furthermore, each element, each row, or each column in the table of this disclosure can be implemented as an independent embodiment, and any combination of any element, any row, or any column can also be implemented as an independent embodiment.

[0195] The sensing capability transmission method provided in the embodiments of this disclosure will be further described below with reference to the accompanying drawings.

[0196] Figure 1a is a schematic diagram of the architecture of a communication system according to an embodiment of the present disclosure.

[0197] As shown in Figure 1a, the communication system 100 includes a terminal device 101, a first network element 102, and a second network element 103.

[0198] Among them, the terminal device 101 can send a first message to the first network element 102 to report the sensing capabilities of the terminal device 101.

[0199] After receiving the first message, the first network element 102 can report the sensing capability of the terminal device 101 to the second network element 103.

[0200] The first message may include at least one of a Registration Request, a Packet Data Unit (PDU) Session Establishment Request, or a PDU Session Modification Request.

[0201] In some embodiments, the terms "terminal", "terminal device", "user equipment (UE)", "user terminal", "mobile station (MS)", "mobile terminal (MT)", "subscriber station", "mobile unit", "subscriber unit", "wireless unit", "remote unit", "mobile device", "wireless device", "wireless communication device", "remote device", "mobile subscriber station", "access terminal", "mobile terminal", "wireless terminal", "remote terminal", "handset", "user agent", "mobile client", and "client" can be used interchangeably.

[0202] The terminal device may also be at least one of the following: wearable device, Internet of Things device, car with communication function, smart car, tablet, computer with wireless transceiver function, virtual reality (VR) terminal device, augmented reality (AR) terminal device, wireless terminal device in industrial control, wireless terminal device in self-driving, wireless terminal device in remote medical surgery, wireless terminal device in smart grid, wireless terminal device in transportation safety, wireless terminal device in smart city, and wireless terminal device in smart home, but is not limited thereto.

[0203] In some embodiments, the terminal device 101 and the first network element 102 can communicate through an access network device (AN device). The access network device can also be referred to as a radio access network device (RAN device), base station (BS), evolved NodeB (eNB), transmission reception point (TRP), next-generation NodeB (gNB) in an NR system, base station in other future mobile communication systems, or access node in a wireless fidelity (WiFi) system, radio base station, or fixed station. In some embodiments, access network equipment can also be understood as a node, access point, transmission point (TP), reception point (RP), transmission reception point (TRP), panel, antenna panel, antenna array, cell, macro cell, small cell, femto cell, pico cell, sector, cell group, serving cell, carrier, component carrier, bandwidth part (BWP), node B (NB), home node B (HNB), home evolved node B (HeNB), radio backhaul device, radio network controller (RNC), base station controller (BSC), base transceiver station (BTS), base band unit (BBU), mobile switching center, base station in 6G communication system, open RAN, and cloud base station. RAN), etc., but not limited to these.

[0204] In some embodiments, access network devices, core network devices, or network devices can be replaced by terminals. For example, embodiments of this disclosure can also be applied to structures where communication between access network devices, core network devices, or network devices and terminals is replaced by communication between multiple terminals (e.g., device-to-device (D2D), vehicle-to-everything (V2X), etc.). In this case, the structure can also be configured such that the terminal has all or part of the functions of the access network device. Furthermore, terms such as "uplink" and "downlink" can be replaced with terms corresponding to communication between terminals (e.g., "sidelink"). For example, uplink channel, downlink channel, etc., can be replaced with sidelink channel, and uplink link, downlink, etc., can be replaced with sidelink link.

[0205] In some embodiments, the terminal may be replaced by an access network device, a core network device, or a network device. In this case, the access network device, core network device, or network device may also be configured to have all or some of the functions of the terminal.

[0206] In some embodiments, the first network element 101 and the second network element 102 belong to core network equipment, that is, equipment deployed in the core network. The main functions of the core network equipment are to provide user connectivity, manage users, and carry out service delivery, serving as an interface to external networks. For example, the core network equipment in a 5G NR system may include Access and Mobility Management Function (AMF) network elements, User Plane Function (UPF) network elements, and Session Management Function (SMF) network elements. Exemplarily, the core network equipment in this embodiment may include a Location Management Function (LMF) network element. Optionally, the location management function network element includes a location server, which can be implemented as any of the following: Enhanced Serving Mobile Location Centre (E-SMLC), Secure User Plane Location (SUPL), or Secure User Plane Location Platform (SUPL SLP).

[0207] For example, in this embodiment of the present disclosure, the first network element 101 is an AMF network element, and the second network element is a Data Storage Function (DSF) network element.

[0208] In some embodiments, a core network device may be a single device comprising one or more network elements, or it may be multiple devices or a group of devices, each comprising all or part of the aforementioned one or more network elements. Network elements may be virtual or physical. The core network may include, for example, at least one of an Evolved Packet Core (EPC), a 5G Core Network (5GCN), and a Next Generation Core (NGC).

[0209] The embodiments disclosed herein can be applied to Long Term Evolution (LTE), LTE-Advanced (LTE-A), LTE-Beyond (LTE-B), SUPER 3G, IMT-Advanced, 4th generation mobile communication system (4G), 5th generation mobile communication system (5G), 5G new radio (NR), Future Radio Access (FRA), New-Radio Access Technology (RAT), New Radio (NR), New radio access (NX), Future generation radio access (FX), Global System for Mobile communications (GSM), CDMA2000, Ultra Mobile Broadband (UMB), IEEE 802.11 (Wi-Fi), IEEE 802.16 (WiMAX), IEEE 802.20, and Ultra-Wideband. Band (UWB), Bluetooth (registered trademark), Public Land Mobile Network (PLMN) networks, Device-to-Device (D2D) systems, Machine-to-Machine (M2M) systems, Internet of Things (IoT) systems, Vehicle-to-Everything (V2X) systems, Integrated Sensing and Communication (ISAC) systems, systems utilizing other communication methods, and next-generation systems built upon them. Furthermore, multiple systems can be combined (e.g., a combination of LTE or LTE-A with 5G).

[0210] Referring to Figure 1b, which is a schematic diagram of the ISAC system according to an embodiment of this application, in Figure 1b, the target object or target environment is the perceived target object, which may not fall under the scope of 3GPP (3rd Generation Partnership Project). The sensing transmitter is used to transmit radio signals to the target object, and may be a terminal device such as a user equipment (UE) or gNB (gNext base station). The sensing receiver is used to detect sensing data based on the radio signals reflected and / or diffracted by the target object, and may be a UE or gNB. The sensing data processor collects and processes the sensing data to obtain sensing results, and may be a UE, gNB, core network equipment, or application server. The sensing service consumer is an authorized device that requests or subscribes to sensing data, using the output calculated from the sensing data, and may be a UE application, ISAC service application server, core network equipment, or access network equipment.

[0211] For the target object, the perception results may include shape, size, orientation, speed, position, distance between objects, or relative motion (e.g., between the target object and the sensing signal receiver). For the target environment, the perception results may include parameters describing the environment's space or state.

[0212] The ISAC system can also operate on Non-3GPP (3rd Generation Partnership Project) access networks. For 5G or 6G-based systems, a possible sensing system architecture on a Non-3GPP access network can be shown in Figure 1c. In Figure 1c, the User Equipment (UE) and the Radio Access Network (R)AN can access the User Plane Function (UPF) network elements via interfaces N1 and N3, respectively. The UPF network elements access the Sensing Function-User Plane Function (SF-UPF) network elements via interface NS1, and access the Access and Mobility Management Function (AMF) network elements via interface N4. The AMF network elements and SF-UPF network elements are connected via interface N9. The SF-UPF network elements access the Sensing Function Control Plane (SF-C) network elements via interface NS0; the R)AN connects to the SF-C network elements via interface NS2.

[0213] Among them, user equipment and (wireless) access network entities can be service consumers, data processors, sensing receivers or sensing transmitters, and SF-UPF network elements can realize data processing or data storage functions.

[0214] Among them, the network elements for Network Slice Selection Function (NSSF), Network Exposure Function (NEF), Network Function Repository Function (NRF), Policy Control Function (PCF), Unified Data Management (UDM), Application Function (AF), Service Data Management Function (SDMF), Network Slice-Specific Authentication and Authorization Function (NSSA AF), Authentication Server Function (AUSF), Access and Mobility Management Function (AMF), Session Management Function (SMF), Service Control Point (SCP), and Network Slice Admission Control Function (NSACF) can access the network and participate in the perception process through their respective interfaces.

[0215] For example, NSSF elements can access the network via the Nnssf interface; NEF elements can access the network via the Nnef interface; NRF elements can access the network via the Nnrf interface; PCF elements can access the network via the Npcf interface; UDM elements can access the network via the Nudf interface; AF elements can access the network via the Naf interface; SDMF elements can access the network via the Nsdmf interface; NSSA AF elements can access the network via the Nnssaaf interface; AUSF elements can access the network via the Nausf interface; AMF elements can access the network via the Naamf interface; SMF elements can access the network via the Nsmf interface; NSACF elements can access the network via the Nnsacf interface; and SF-C elements can access the network via the Nsf interface.

[0216] Among them, AF network elements can also participate in the sensing process as service consumers or data processors, while SDMF network elements can participate in the sensing process as data storage.

[0217] It is understood that the communication system described in this disclosure is for the purpose of more clearly illustrating the technical solutions of this disclosure, and does not constitute a limitation on the technical solutions proposed in this disclosure. As those skilled in the art will know, with the evolution of system architecture and the emergence of new business scenarios, the technical solutions proposed in this disclosure are also applicable to similar technical problems.

[0218] The following embodiments of this disclosure can be applied to the communication system 100 shown in FIG1a, or to some of the main bodies, but are not limited thereto. The main bodies shown in FIG1a are illustrative. The communication system may include all or some of the main bodies in FIG1, or may include other main bodies other than those in FIG1a. The number and form of each main body are arbitrary. Each main body may be physical or virtual. The connection relationship between the main bodies is illustrative. The main bodies may not be connected or may be connected. The connection may be in any way, such as direct connection or indirect connection, wired connection or wireless connection.

[0219] Figure 2a is one of the interactive schematic diagrams of a sensing capability transmission method according to an embodiment of the present disclosure. As shown in Figure 2a, the embodiments of the present disclosure relate to a sensing capability transmission method, which includes:

[0220] S201, the terminal device sends a registration request to the first network element, and the registration request includes the terminal device's sensing capabilities.

[0221] In some embodiments, the registration request can be carried by a Mobile Management (MM) message, that is, the sensing capability of the terminal device is included in the Mobile Management message.

[0222] In some embodiments, the first network element may be an AMF network element.

[0223] In some embodiments, the terminal device may send a registration request to the first network element via 3GPP or non-3GPP access.

[0224] In some embodiments, the terminal device sends a registration request, which includes the terminal device's sensing capabilities. The terminal device's sensing capabilities include a sensing indication, which indicates whether the terminal device supports sensing services.

[0225] When the terminal device supports sensing services, its sensing capabilities also include at least one of the following:

[0226] Sensing role, which includes sensing transmitter or sensing receiver;

[0227] Sensing Radio Access Technology (SART) includes at least one of 3GPP or Non-3GPP technologies.

[0228] The sensing service information carrying plane includes at least one of the following: control plane, user plane, data plane, or sensing plane.

[0229] Among them, the sensing sender refers to the entity that actively initiates sensing behavior and sends sensing signals or data, while the sensing receiver refers to the entity responsible for receiving and processing sensing signals or data.

[0230] Alternatively, the sensing sender can also be called the sensing transmitter or sensing transmitter, and the sensing receiver can be called the sensing receiver or sensing receiver.

[0231] In some embodiments, the registration request sent by the terminal device may include at least one of initial registration or mobility registration update.

[0232] S202, the first network element sends a registration request to the second network element, and the registration request includes the terminal device's sensing capabilities.

[0233] In some embodiments, after receiving a registration request from a terminal device, the first network element may forward the registration request to the second network element.

[0234] Among them, the registration request forwarded by the first network element includes the terminal device's sensing capabilities.

[0235] In some embodiments, the second network element includes a DSF network element, which includes at least one of a Unified Data Management (UDM) network element, a Unified Data Repository (UDR) network element, or a Sensing Data Storage Function (SDSF) network element.

[0236] S203, the second network element sends a registration acceptance message to the first network element.

[0237] In some embodiments, the Registration Accept message is used to instruct the second network element to accept the registration request from the terminal device.

[0238] S204, the first network element sends a registration acceptance message to the terminal device.

[0239] In some embodiments, after receiving the registration acceptance message sent by the second network element, the first network element may forward the registration acceptance message to the terminal device to instruct the first network element to accept its registration request, and at the same time instruct the terminal device to complete the sensing capability report.

[0240] S205, the second network element sends a perception capability update notification to the fourth network element.

[0241] In some embodiments, after receiving the sensing capabilities from the terminal device, the second network element may store the sensing capabilities.

[0242] When the sensing capabilities of the terminal device are updated, the second network element sends a sensing capability update notification to the fourth network element to indicate that the sensing capabilities of the terminal device have changed.

[0243] The perception capability update notification includes the perception capabilities of the terminal device received by the second network element, which is used by the fourth network element to rearrange the perception services of the terminal device according to the received perception capabilities.

[0244] Among them, the fourth network element is the network function (NF) of the sensing service of the subscription terminal equipment, such as the sensing function (SF) network element, etc., which is not limited here.

[0245] The process of the second network element sending the sensing capability update notification can be performed during the registration process. That is, S205 can be performed at any time after S203.

[0246] The communication method involved in the embodiments of this disclosure may include at least one of S201-S205. For example, any one of S201-S205 may be implemented as an independent embodiment, and any combination of multiple steps in S201-S205 may be implemented as an independent embodiment, but is not limited thereto.

[0247] The method shown in Figure 2a will be explained below with reference to a specific example in Figure 2b. In Figure 2b, the UE can report sensing capability / information during the registration process, and the sensing capability information can be included in the Mobility Management (MM) message. The UE's sensing capability / information may include:

[0248] a. Sensing indication: Indicates whether sensing services are supported. If not, only "None" is displayed. If supported, the sensing capability / information also includes the following:

[0249] b. Sensing role: Sensing the transmitter and / or sensing the receiver;

[0250] c. Sensing Radio Access Technology (SART): 3GPP and / or non-3GPP;

[0251] d. Sensing service information carrying plane: control plane, user plane, data plane, or sensing plane.

[0252] In Figure 2b, the UE sends a Registration Request which contains sensing capability to 3GPP / Non-3GPP access to AMF.

[0253] The registration type can be either initial registration or mobile registration update.

[0254] Furthermore, the AMF sends a registration request containing sensing capability to the Data Storage Function.

[0255] Among them, the data storage function network element can be a unified data management (UDM) network element, a unified data storage (UDR) network element, or a sensing data storage function network element.

[0256] Furthermore, the AMF network element sends a Registration Accept message back to the UE.

[0257] Figure 3a is a second interactive schematic diagram of a sensing capability transmission method according to an embodiment of the present disclosure. As shown in Figure 3a, the embodiments of the present disclosure relate to a sensing capability transmission method, which includes:

[0258] S301, the terminal device sends a PDU session establishment request to the first network element.

[0259] In some embodiments, a PDU session establishment request can be carried by a session management (SM) message, meaning that the terminal device's sensing capabilities are included in the session management message.

[0260] Optionally, the sensing capabilities of the terminal device can be encapsulated in the Sensing Capability Container of the PDU session establishment request and / or the 5GSM Core Network Capability of the terminal device.

[0261] In some embodiments, the first network element may be an AMF network element.

[0262] In some embodiments, the terminal device may send a PDU session establishment request to the first network element via 3GPP access or Non-3GPP access.

[0263] Optionally, the terminal device can send a PDU session establishment request within the N1 interface session management container (N1 SM container) via 3GPP access or Non-3GPP access.

[0264] In some embodiments, the awareness capability in a PDU session establishment request may include at least one of the following:

[0265] Sensing mode;

[0266] Sensing method;

[0267] Sensing service performance parameters;

[0268] Sensing measurement type;

[0269] Sensing measurement parameter;

[0270] Sensing data format preprocessing capability;

[0271] Sensing data processing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0272] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information also includes the terminal device's computing power.

[0273] Optionally, the perception mode may include at least one of the following:

[0274] Only sending (A transmits B receives);

[0275] Sending and receiving (A transmits, A receives);

[0276] To perceive at a specific time;

[0277] Periodic perception.

[0278] In this context, "sending only" means that the terminal device is the sensing sender, while other devices are the sensing receivers. "Sending" and "receiving" mean that the terminal device is both the sensing sender and the sensing receiver.

[0279] Among them, "perceiving at a specific time" means that the terminal device performs sensing measurements within a specified time period.

[0280] Periodic sensing means that the terminal device performs sensing measurements at a specified period.

[0281] Optionally, the sensing method also includes:

[0282] Sensing and measurement methods based on Global Navigation Satellite System (GNSS);

[0283] Sensing measurement methods based on Observed Time Difference of Arrival (OTDOA);

[0284] Sensing measurement methods based on transport block size (TBS);

[0285] Sensing measurement methods based on Time Difference of Arrival (TDOA);

[0286] Sensing measurement methods based on Angle of Departure (AoD);

[0287] Sensing measurement methods based on Multi-Round Trip Time (Multi-RTT);

[0288] Sensing measurement methods based on Angle of Arrival (AoA);

[0289] Wireless Local Area Network (WLAN) sensing and measurement;

[0290] Bluetooth sensing measurement;

[0291] LiDAR sensing and measurement;

[0292] Radar sensing and measurement;

[0293] Sonar sensing and measurement.

[0294] Optionally, the sensing service parameters may include at least one of sensing latency, sensing measurement resolution, quality of service (QoS), sensing service priority, sensing time period, sensing measurement type, sensing start time, sensing end time, or sensing result age.

[0295] Optionally, the sensing measurement type may include at least one of location, distance, angle, velocity, recognition, detection, reconstruction, tracking and monitoring, or imaging.

[0296] Among them, position-aware measurement refers to determining the exact coordinates of a target object in space; distance-aware measurement refers to measuring the distance between two target objects; angle-aware measurement refers to determining the angle of a target object relative to a reference direction; velocity-aware measurement refers to measuring the distance a target object moves per unit time; identification-aware measurement refers to identifying a target object by comparing its features or patterns; detection-aware measurement refers to detecting the presence of a target object or changes in its specific attributes; reconstruction-aware measurement refers to constructing a 3D model or scene of a target object based on collected data; tracking-aware measurement refers to continuously monitoring changes in parameters such as the position, velocity, or direction of a target object over time; monitoring-aware measurement refers to continuously observing and analyzing the state of a specific area or target object; and imaging-aware measurement refers to generating images by capturing and recording the reflected signals of a target object.

[0297] Optionally, the sensing measurement parameters may include at least one of the following: location, distance, velocity, angle accuracy (including horizontal and vertical), sensing frequency, bandwidth, time-frequency resource blocks, antenna number, refresh rate, maximum sensing latency, missed alarm probability, false alarm probability, reconstruction precision, imaging precision, and confidence level.

[0298] Among them, angular accuracy includes horizontal accuracy and vertical accuracy.

[0299] Optionally, the perception data format preprocessing capability identifier converts the perception data into a specific format, including but not limited to point cloud data, ASCII data, or binary data.

[0300] Optionally, the sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally.

[0301] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information also includes the terminal device's computing power.

[0302] The computing power of the terminal device includes, but is not limited to, the number of floating-point operations per second (Flops) or the number of operations per second (Ops), etc., which are not limited here.

[0303] S302, the first network element sends a PDU session creation session management context request to the third network element.

[0304] In some embodiments, after receiving a PDU session establishment request, the first network element may send a PDU session creation session management context request (Nsmf_PDUSession_CreateSMContext Request) to the third network element, which is used to report the terminal device's sensing capabilities to the second network element through the third network element.

[0305] Among them, Nsmf_PDUSession_CreateSMContext Request includes the terminal device's awareness capabilities. Nsmf_PDUSession_CreateSMContext Request is used to create a new PDU session management context, and it is usually called when the terminal device first connects or requests to establish a new data session.

[0306] In some embodiments, the third network element includes the SMF network element.

[0307] In some embodiments, the second network element includes a DSF network element, which includes at least one of a UDM network element, a UDR network element, or a sensing data storage function network element.

[0308] S303, the second network element receives sensing data transmitted by the third network element.

[0309] In some embodiments, after receiving the sensing capability sent by the third network element, the second network element may send an acknowledgment message to the third network element to indicate that the sensing capability has been received.

[0310] S304, the first network element receives the PDU session creation session management context response sent by the third network element.

[0311] In some embodiments, after the third network element sends the terminal device's sensing capabilities to the second network element, it can send a PDU session creation session management context response (Nsmf_PDUSession_CreateSMContext Response) to the first network element. After receiving the confirmation message sent by the second network element, the third network element sends an Nsmf_PDUSession_CreateSMContext Response to the first network element.

[0312] The Nsmf_PDUSession_CreateSMContext Response is used to respond to the Nsmf_PDUSession_CreateSMContext Request sent by the first network element, specifically indicating whether to agree to the establishment of a PDU session.

[0313] S305, the first network element sends a PDU session establishment response to the terminal device.

[0314] In some embodiments, after receiving the Nsmf_PDUSession_CreateSMContext Response sent by the third network element, the first network element can send a PDU Session Establishment Response to the terminal device, which can be used to indicate whether or not to agree to the establishment of a PDU session.

[0315] S306, the second network element sends a perception capability update notification to the fourth network element.

[0316] In some embodiments, after receiving the sensing capabilities from the terminal device, the second network element may store the sensing capabilities.

[0317] When the sensing capabilities of the terminal device are updated, the second network element sends a sensing capability update notification to the fourth network element to indicate that the sensing capabilities of the terminal device have changed.

[0318] The perception capability update notification includes the perception capabilities of the terminal device received by the second network element, which is used by the fourth network element to rearrange the perception services of the terminal device according to the received perception capabilities.

[0319] Among them, the fourth network element is the network function (NF) of the sensing service of the subscription terminal equipment, such as the sensing function (SF) network element, etc., which is not limited here.

[0320] The process of the second network element sending the perception capability update notification can be performed during the PDU session management (PDU session establishment) process. That is, S306 can be performed at any time after S303.

[0321] The communication method involved in the embodiments of this disclosure may include at least one of S301-S306. For example, any one of S301-S306 may be implemented as an independent embodiment, and any combination of multiple steps in S301-S306 may be implemented as an independent embodiment, but is not limited thereto.

[0322] The method shown in Figure 3a will be explained below with reference to a specific example in Figure 3b. In Figure 3b, the terminal device can report its perceived capabilities / information during the session management process, which can be included in the session management (SM) message. The UE's perceived capabilities / information may include:

[0323] Sensing mode: A transmits only (A transmits B receives), A transmits and A receives, sensing at specific times, or periodic sensing.

[0324] Sensing methods include: GNSS-based sensing and measurement methods, OTDOA-based sensing and measurement methods, Transport Block Size (TBS)-based sensing and measurement methods, TDOA-based sensing and measurement methods, Angle of Departure (AoD)-based sensing and measurement methods, Multi-Round Trip Time (Multi-RTT)-based sensing and measurement methods, Angle of Arrival (AoA)-based sensing and measurement methods, Wireless Local Area Network (WLAN) sensing and measurement, Bluetooth sensing and measurement, LiDAR sensing and measurement, Radar sensing and measurement, Sonar sensing and measurement, and hybrid methods of the above.

[0325] Sensing service performance parameters include: sensing latency, sensing measurement resolution, quality of service (QoS), sensing service priority, sensing time period, sensing measurement type, sensing start time, sensing end time, or sensing result age.

[0326] Sensing measurement types include: location, distance, angle, velocity, recognition, detection, reconstruction, tracking, monitoring, and imaging.

[0327] Sensing measurement parameters include: location, distance, velocity, angle accuracy (including horizontal and vertical), sensing frequency, bandwidth, time-frequency resource blocks, antenna number, refresh rate, maximum sensing latency, missed alarm probability, false alarm probability, reconstruction precision, imaging precision, and confidence level.

[0328] Sensing data format preprocessing capability: converting sensing data into specific formats, such as power data, ASCII, and binary.

[0329] Sensing data processing capability information is used to indicate whether the terminal device supports processing sensing data locally.

[0330] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information also includes the terminal device's computing power (if yes: how much computing power it has, e.g., FLOPS, Ops).

[0331] Optionally, the sensing measurement parameters may include at least one of them.

[0332] Among them, angular accuracy includes horizontal accuracy and vertical accuracy.

[0333] In Figure 3b, the UE sends a PDU Session Establishment Request to the AMF via the 3GPP / Non-3GPP access within the N1 SM container.

[0334] Specifically, the UE's sensing capability may be encapsulated in a Sensing Capability Container / UE 5GSM Core Network Capability within PDU Session Establishment Request.

[0335] Furthermore, the AMF sends an Nsmf_PDUSession_CreateSMContext Request to the SMF, which contains the UE's sensing capability.

[0336] Furthermore, the SMF transmits the UE's sensing capabilities to the Data Storage Function.

[0337] The data storage function can be UDM, UDR, or Sensing Data Storage Function.

[0338] Furthermore, the SMF returns an Nsmf_PDUSession_CreateSMContext Response to the AMF.

[0339] Furthermore, the AMF returns a PDU Session Establishment Response to the UE.

[0340] Figure 4a is a third interactive schematic diagram of a sensing capability transmission method according to an embodiment of the present disclosure. As shown in Figure 4a, the embodiments of the present disclosure relate to a sensing capability transmission method, which includes:

[0341] S401, the terminal device sends a PDU session modification request to the first network element.

[0342] In some embodiments, a PDU session modification request can be carried by a session management (SM) message, meaning that the terminal device's awareness capability is included in the session management message.

[0343] Optionally, the sensing capabilities of the terminal device can be encapsulated in the Sensing Capability Container of the PDU session modification request and / or the 5GSM Core Network Capability of the terminal device.

[0344] In some embodiments, the PDU session modification request may also include a Sensing service ID list, which includes identification information for each sensing service associated with the terminal device.

[0345] In some embodiments, the first network element may be an AMF network element.

[0346] In some embodiments, the terminal device may send a PDU session modification request to the first network element via 3GPP access or Non-3GPP access.

[0347] Optionally, the terminal device can send PDU session modification requests within the N1 interface session management container (N1 SM container) via 3GPP access or Non-3GPP access.

[0348] In some embodiments, the awareness capability in a PDU session modification request may include at least one of the following:

[0349] Sensing mode;

[0350] Sensing method;

[0351] Sensing service performance parameters;

[0352] Sensing measurement type;

[0353] Sensing measurement parameter;

[0354] Sensing data format preprocessing capability;

[0355] Sensing data processing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0356] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information also includes the terminal device's computing power.

[0357] Optionally, the perception mode may include at least one of the following:

[0358] Only sending (A transmits B receives);

[0359] Sending and receiving (A transmits, A receives);

[0360] To perceive at a specific time;

[0361] Periodic perception.

[0362] In this context, "sending only" means that the terminal device is the sensing sender, while other devices are the sensing receivers. "Sending" and "receiving" mean that the terminal device is both the sensing sender and the sensing receiver.

[0363] Among them, "perceiving at a specific time" means that the terminal device performs sensing measurements within a specified time period.

[0364] Periodic sensing means that the terminal device performs sensing measurements at a specified period.

[0365] Optionally, the sensing method also includes:

[0366] Sensing and measurement methods based on Global Navigation Satellite System (GNSS);

[0367] Sensing measurement methods based on Observed Time Difference of Arrival (OTDOA);

[0368] Sensing measurement methods based on transport block size (TBS);

[0369] Sensing measurement methods based on Time Difference of Arrival (TDOA);

[0370] Sensing measurement methods based on Angle of Departure (AoD);

[0371] Sensing measurement methods based on Multi-Round Trip Time (Multi-RTT);

[0372] Sensing measurement methods based on Angle of Arrival (AoA);

[0373] Wireless Local Area Network (WLAN) sensing and measurement;

[0374] Bluetooth sensing measurement;

[0375] LiDAR (Light Detection and Measurement) Sensing and Measurement;

[0376] Radar sensing and measurement;

[0377] Sonar sensing and measurement.

[0378] Optionally, the sensing service parameters may include at least one of sensing latency, sensing measurement resolution, quality of service (QoS), sensing service priority, sensing time period, sensing measurement type, sensing start time, sensing end time, or sensing result age.

[0379] Optionally, the sensing measurement type may include at least one of location, distance, angle, velocity, recognition, detection, reconstruction, tracking and monitoring, or imaging.

[0380] Among them, position-aware measurement refers to determining the exact coordinates of a target object in space; distance-aware measurement refers to measuring the distance between two target objects; angle-aware measurement refers to determining the angle of a target object relative to a reference direction; velocity-aware measurement refers to measuring the distance a target object moves per unit time; identification-aware measurement refers to identifying a target object by comparing its features or patterns; detection-aware measurement refers to detecting the presence of a target object or changes in its specific attributes; reconstruction-aware measurement refers to constructing a 3D model or scene of a target object based on collected data; tracking-aware measurement refers to continuously monitoring changes in parameters such as the position, velocity, or direction of a target object over time; monitoring-aware measurement refers to continuously observing and analyzing the state of a specific area or target object; and imaging-aware measurement refers to generating images by capturing and recording the reflected signals of a target object.

[0381] Optionally, the sensing measurement parameters may include at least one of the following: location, distance, velocity, angle accuracy (including horizontal and vertical), sensing frequency, bandwidth, time-frequency resource blocks, antenna number, refresh rate, maximum sensing latency, missed alarm probability, false alarm probability, reconstruction precision, imaging precision, and confidence level.

[0382] Among them, angular accuracy includes horizontal accuracy and vertical accuracy.

[0383] Optionally, the perception data format preprocessing capability identifier converts the perception data into a specific format, including but not limited to point cloud data, ASCII data, or binary data.

[0384] Optionally, the sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally.

[0385] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information also includes the terminal device's computing power.

[0386] The computing power of the terminal device includes, but is not limited to, the number of floating-point operations per second (Flops) or the number of operations per second (Ops), etc., which are not limited here.

[0387] S402, the first network element sends a PDU session update session management context request to the third network element.

[0388] In some embodiments, after receiving a PDU session modification request, the first network element may send a PDU session update session management context request (Nsmf_PDUSession_UpdateSMContext Request) to the third network element, which is used to report the terminal device's sensing capabilities to the second network element through the third network element.

[0389] Among them, Nsmf_PDUSession_UpdateSMContext Request includes the terminal device's awareness capability, and Nsmf_PDUSession_UpdateSMContext Request is used to update the existing PDU session management context.

[0390] In some embodiments, the Nsmf_PDUSession_UpdateSMContext Request may also include a Sensing service ID list, which includes the identification information of each sensing service associated with the terminal device, and is used to report the sensing service ID list to the second network element through the third network element.

[0391] In some embodiments, the third network element includes the SMF network element.

[0392] In some embodiments, the second network element includes a DSF network element, which includes at least one of a UDM network element, a UDR network element, or a sensing data storage function network element.

[0393] S403, the second network element receives the sensing capability transmitted by the third network element.

[0394] In some embodiments, after receiving the sensing capability sent by the third network element, the second network element may send an acknowledgment message to the third network element to indicate that the sensing capability has been received.

[0395] In some embodiments, the second network element may also receive a sensing service ID list sent by the third network element, the sensing service ID list including the identification information of each sensing service associated with the terminal device.

[0396] S404, the first network element receives the PDU session creation session management context response sent by the third network element.

[0397] In some embodiments, after the third network element sends the terminal device's sensing capabilities to the second network element, it can send a PDU session update session management context response (Nsmf_PDUSession_UpdateSMContext Response) to the first network element. After receiving the confirmation message sent by the second network element, the third network element sends an Nsmf_PDUSession_UpdateSMContext Response to the first network element.

[0398] The Nsmf_PDUSession_UpdateSMContext Response is used to respond to the Nsmf_PDUSession_UpdateSMContext Request sent by the first network element, specifically indicating whether or not the modification of the PDU session is approved.

[0399] S405, the first network element sends a PDU session modification response to the terminal device.

[0400] In some embodiments, after receiving the Nsmf_PDUSession_UpdateSMContext Response sent by the third network element, the first network element can send a PDU session establishment response (PDU Session Modification Response) to the terminal device, which can be used to indicate whether it agrees to the PDU session modification.

[0401] S406, the second network element sends a perception capability update notification to the fourth network element.

[0402] In some embodiments, after receiving the sensing capabilities from the terminal device, the second network element may store the sensing capabilities.

[0403] When the sensing capabilities of the terminal device are updated, the second network element sends a sensing capability update notification to the fourth network element to indicate that the sensing capabilities of the terminal device have changed.

[0404] In some embodiments, when the second network element receives the sensing service identifier list, it may also send the sensing service list identifier to the fourth network element, so that the fourth network element can perform at least one of the following actions after receiving the sensing service list identifier:

[0405] Retrieve the corresponding sensing capabilities (such as sensing capabilities of UE, gNB, Non-3GPP devices, etc.) from the data storage function based on the sensing service list identifier;

[0406] Based on the sensing capabilities of the terminal devices received, the sensing services in the sensing service identifier list are re-arranged.

[0407] In some embodiments, the perception capability update notification includes the perception capabilities of the terminal device received by the second network element, which is used by the fourth network element to rearrange the perception services of the terminal device according to the received perception capabilities.

[0408] Among them, the fourth network element is the network function (NF) of the sensing service of the subscription terminal equipment, such as the sensing function (SF) network element, etc., which is not limited here.

[0409] The process of the second network element sending the perception capability update notification can be performed during PDU session management (PDU session modification). That is, S406 can be performed at any time after S403.

[0410] The communication method involved in the embodiments of this disclosure may include at least one of S401-S406. For example, any one of S401-S406 may be implemented as an independent embodiment, and any combination of multiple steps in S401-S406 may be implemented as an independent embodiment, but is not limited thereto.

[0411] The method shown in Figure 4a will be explained below with reference to a specific example in Figure 4b. In Figure 4b, the terminal device can report awareness capabilities / information during the session management process, which can be included in the session management (SM) message. The content of the UE's awareness capabilities / information is the same as that of the UE's awareness capabilities / information in Figure 3b.

[0412] In Figure 4b, the UE sends a PDU Session Modification Request to the AMF via the 3GPP / Non-3GPP access within the N1 SM container.

[0413] Specifically, the UE's sensing capability may be encapsulated in a Sensing Capability Container / UE 5GSM Core Network Capability within PDU Session Establishment Request.

[0414] The PDU session modification request may contain a list of sensing service IDs. It is assumed that each sensing service ID in the list corresponds to a sensing service, and that each sensing service ID is unique.

[0415] Furthermore, the AMF sends an Nsmf_PDUSession_UpdateSMContext Request to the SMF, which contains the UE's sensing capability.

[0416] The AMF may also send the received Sensing service ID list (if received) to the SMF.

[0417] Furthermore, the SMF transmits the UE's sensing capabilities to the Data Storage Function.

[0418] The SMF may also send the received list of Sensing service IDs (if received) to the Data Storage Function.

[0419] The data storage function can be UDM, UDR, or Sensing Data Storage Function.

[0420] Furthermore, the SMF returns an Nsmf_PDUSession_UpdateSMContext Response to the AMF.

[0421] Furthermore, the AMF returns a PDU Session Modification Response to the UE.

[0422] The following section, with reference to Figure 4c, explains the relevant operations of the data storage function network element in Figures 2b, 3b, and 4b.

[0423] The data storage function receives and stores the UE's sensing capability.

[0424] Furthermore, the Data Storage Function may notify the subscribed Network Functions (NFs) due to sensing capability updates.

[0425] Specifically, if the Data Storage Function receives a list of Sensing service IDs, it sends the list to the Sensing Service Element (SF). The SF belongs to the Network Functions (NFs).

[0426] The notification can occur during the registration process or the session management process.

[0427] Furthermore, when the SF network element receives the sensing capability update notification and the sensing service ID list, it can retrieve the sensing capability (e.g., UE, gNB, Non-3GPP device) from the Data Storage Function when it receives the Sensing service ID list.

[0428] The SF network element can rearrange the sensing service contained in the Sensing service ID list based on the received sensing capability.

[0429] Figure 5a is a schematic flowchart illustrating one of the sensing capability transmission methods according to an embodiment of the present disclosure. As shown in Figure 5a, the sensing capability transmission method according to the embodiment of the present disclosure can be executed by a terminal device, and the method includes:

[0430] S511 sends a first message to the first network element. The first message is used to report the sensing capabilities of the terminal device.

[0431] In some embodiments, the first message includes at least one of a registration request, a Packet Data Unit (PDU) session establishment request, or a PDU session modification request.

[0432] In some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0433] In some embodiments, when the first message includes a registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports the sensing service.

[0434] When the terminal device supports sensing services, the sensing capability also includes at least one of the following:

[0435] The sensing role includes either the sensing sender or the sensing receiver.

[0436] Sensing radio access technology, which includes at least one of 3GPP technology or non-3GPP technology;

[0437] The perception service information carrying plane includes at least one of the control plane, user plane, data plane, or perception plane.

[0438] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the awareness capability includes at least one of the following:

[0439] Perception patterns;

[0440] Perception methods;

[0441] Perceive service parameters;

[0442] Types of sensing measurements;

[0443] Sensing and measuring parameters;

[0444] Sensing data format preprocessing capabilities;

[0445] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0446] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the terminal device's computing power.

[0447] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the sensing capability is encapsulated in the sensing capability container of the first message and / or the 5G session management core network capability.

[0448] In some embodiments, where the first message includes a PDU session modification request, the first message further includes a perception service identifier list, which includes identifier information for each perception service associated with the terminal device.

[0449] In some embodiments, sending a first message to a first network element includes:

[0450] The first message is sent to the first network element via 3GPP access and / or Non-3GPP access.

[0451] In some embodiments, it also includes:

[0452] If the first message includes a registration request, receive the registration acceptance message sent by the first network element;

[0453] If the first message includes a PDU session establishment request or a PDU session modification request, a fourth message sent by the first network element is received, and the fourth message is used to respond to the first message.

[0454] In some embodiments, if the first message includes a PDU session establishment request, the fourth message includes a PDU session establishment response; if the first message includes a PDU session modification request, the fourth message includes a PDU session modification response.

[0455] In some embodiments, the first network element includes an Access and Mobility Management Function (AMF) network element.

[0456] Figure 5b is a schematic flowchart illustrating one of the sensing capability transmission methods according to an embodiment of the present disclosure. As shown in Figure 5b, the sensing capability transmission method according to the embodiment of the present disclosure can be executed by a first network element, and the method includes:

[0457] S521, receive the first message sent by the terminal device. The first message is used to report the terminal device's sensing capabilities.

[0458] In some embodiments, the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request;

[0459] In some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0460] In some embodiments, when the first message includes a registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports the sensing service.

[0461] When the terminal device supports sensing services, the sensing capability also includes at least one of the following:

[0462] The sensing role includes either the sensing sender or the sensing receiver.

[0463] Sensing wireless access technology, which includes at least one of 3GPP technology or Non-3GPP technology;

[0464] The perception service information carrying plane includes at least one of the control plane, user plane, data plane, or perception plane.

[0465] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the awareness capability includes at least one of the following:

[0466] Perception patterns;

[0467] Perception methods;

[0468] Perceive service parameters;

[0469] Types of sensing measurements;

[0470] Sensing and measuring parameters;

[0471] Sensing data format preprocessing capabilities;

[0472] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0473] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the terminal device's computing power.

[0474] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the sensing capability is encapsulated within a sensing capability container and / or 5G session management core network capability in the first message.

[0475] In some embodiments, receiving a first message sent by a terminal device includes:

[0476] The first message is received from the terminal device via 3GPP access and / or Non-3GPP access.

[0477] S522 sends sensing capabilities to the second network element.

[0478] In some embodiments, sending sensing capabilities to a second network element includes:

[0479] If the first message includes a registration request, the sensing capability is sent to the second network element through the registration request;

[0480] If the first message includes a PDU session establishment request or a PDU session modification request, a second message is sent to the third network element, and the third network element sends the sensing capability to the second network element; wherein, the second message includes the sensing capability, and the third network element includes the Session Management Function (SMF) network element.

[0481] In some embodiments, where the first message includes a PDU session modification request, the first message and the second message also include a sensing service identifier list, which includes identifier information for each sensing service associated with the terminal device.

[0482] Send a second message to the third network element, and send sensing capabilities to the second network element through the third network element, including:

[0483] Send a second message to the third network element, and send a list of sensing capabilities and sensing service identifiers to the second network element through the third network element.

[0484] In some embodiments, it also includes:

[0485] If the first message includes a registration request, the system receives a registration acceptance message from the second network element and sends a registration acceptance message to the terminal device.

[0486] If the first message includes a PDU session establishment request or a PDU session modification request, a third message is received from the third network element, and a fourth message is sent to the terminal device; wherein, the third message is used to respond to the second message, and the third message is sent by the third network element after receiving the fifth message sent by the second network element, and the fifth message is used to indicate confirmation of receiving the sensing capability; the fourth message is used to respond to the first message.

[0487] In some embodiments, where the first message includes a PDU session establishment request, the second message includes a PDU session creation session management context request (Nsmf_PDUSession_CreateSMContext Request), the third message includes a PDU session creation session management context response (Nsmf_PDUSession_CreateSMContext Response), and the fourth message includes a PDU session establishment response.

[0488] If the first message includes a PDU session modification request, the second message includes a PDU session update session management context request (Nsmf_PDUSession_UpdateSMContext Request), the third message includes a PDU session update session management context response (Nsmf_PDUSession_UpdateSMContext Response), and the fourth message includes a PDU session modification response.

[0489] In some embodiments, the first network element includes an AMF network element; the second network element includes a data storage function DSF network element, wherein the DSF network element includes at least one of a unified data management UDM network element, a unified data storage UDR network element, or a sensing data storage function network element.

[0490] Figure 5c is a schematic flowchart illustrating one of the sensing capability transmission methods according to an embodiment of the present disclosure. As shown in Figure 5c, the sensing capability transmission method according to the embodiment of the present disclosure can be executed by a second network element, and the method includes:

[0491] S531, receiving sensing capabilities transmitted by the first network element.

[0492] In some embodiments, the sensing capability is sent by the first network element after receiving a first message from the terminal device; wherein the first message is used to report the sensing capability of the terminal device, and the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

[0493] In some embodiments, the registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

[0494] In some embodiments, when the first message includes a registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports the sensing service.

[0495] When the terminal device supports sensing services, the sensing capability also includes at least one of the following:

[0496] The sensing role includes either the sensing sender or the sensing receiver.

[0497] Sensing wireless access technology, which includes at least one of 3GPP technology or Non-3GPP technology;

[0498] The perception service information carrying plane includes at least one of the control plane, user plane, data plane, or perception plane.

[0499] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the awareness capability includes at least one of the following:

[0500] Perception patterns;

[0501] Perception methods;

[0502] Perceive service parameters;

[0503] Types of sensing measurements;

[0504] Sensing and measuring parameters;

[0505] Sensing data format preprocessing capabilities;

[0506] Sensing data preprocessing capability information is used to indicate whether the terminal device supports processing sensing data locally;

[0507] In cases where the terminal device supports processing sensing data locally, the sensing data preprocessing capability information includes the terminal device's computing power.

[0508] In some embodiments, when the first message includes a PDU session establishment request or a PDU session modification request, the sensing capability is encapsulated within a sensing capability container and / or 5G session management core network capability in the first message.

[0509] In some embodiments, receiving the sensing capability transmitted by the first network element includes:

[0510] If the first message includes a registration request, the sensing capability is received by the first network element through the registration request;

[0511] If the first message includes a PDU session establishment request or a PDU session modification request, the third network element receives the sensing capability sent by the third network element after receiving the second message; wherein the second message includes the sensing capability and is sent by the first network element, and the third network element includes a session management function (SMF) network element.

[0512] In some embodiments, where the first message includes a PDU session modification request, the first message and the second message also include a sensing service identifier list, which includes identifier information for each sensing service associated with the terminal device.

[0513] Also includes:

[0514] Receive the list of sensing service identifiers sent by the third network element.

[0515] In some embodiments, it also includes at least one of the following:

[0516] When the sensing capabilities of a terminal device are updated, a sensing capability update notification is sent to the fourth network element that subscribes to the sensing service of the terminal device to indicate that the sensing capabilities of the terminal device have changed.

[0517] Send the list of sensing service identifiers to the fourth network element.

[0518] In some embodiments, it also includes:

[0519] If the first message includes a registration request, a registration acceptance message is sent to the first network element;

[0520] If the first message includes a PDU session establishment request or a PDU session modification request, a fifth message is sent to the third network element. The fifth message is used to indicate that the sensing capability has been received.

[0521] In some embodiments, when the first message includes a PDU session establishment request, the second message includes an Nsmf_PDUSession_CreateSMContext Request; when the first message includes a PDU session modification request, the second message includes an Nsmf_PDUSession_UpdateSMContext Response.

[0522] In some embodiments, the first network element includes an AMF network element; the second network element includes a data storage function DSF network element, wherein the DSF network element includes at least one of a unified data management UDM network element, a unified data storage UDR network element, or a sensing data storage function network element.

[0523] In this embodiment of the disclosure, the message name is not limited to the name recorded in the embodiment. Terms such as "information", "message", "signal", "signaling", "report", "configuration", "indication", "instruction", "command", "channel", "parameter", "domain", "field", "symbol", "symbol", "codebook", "codeord", "codepoint", "bit", "data", "program", and "chip" can be used interchangeably.

[0524] In the embodiments disclosed herein, “acquire”, “get”, “obtain”, “receive”, “transmit”, “bidirectional transmission”, “send and / or receive” can be used interchangeably and can be interpreted as receiving from other entities, obtaining from protocols, obtaining from higher layers, obtaining through self-processing, autonomous implementation, and other meanings.

[0525] In the embodiments of this disclosure, terms such as “send,” “transmit,” “report,” “distribute,” “transmit,” “bidirectional transmission,” and “send and / or receive” can be used interchangeably.

[0526] In the embodiments of this disclosure, the determination or judgment can be performed by a value (0 or 1) represented by 1 bit, or by a true or false value (Boolean value) represented by true or false, or by a comparison of numerical values ​​(e.g., a comparison with a predetermined value), but is not limited thereto.

[0527] Figure 6a is a schematic diagram of the structure of a terminal device proposed in an embodiment of this disclosure. As shown in Figure 6a, the terminal device 610 may include a transceiver module 611.

[0528] In some embodiments, the transceiver module 611 is configured to send a first message to a first network element, the first message being used to report the sensing capability of the terminal device; wherein, the first message includes at least one of a registration request, a Packet Data Unit (PDU) session establishment request, or a PDU session modification request. Optionally, the transceiver module 611 is configured to perform at least one of the communication steps (e.g., S201, S301, S401, S511, but not limited thereto) performed by the terminal device in any of the above methods, which will not be elaborated here.

[0529] In some embodiments, the transceiver module may include a transmitting module and / or a receiving module, which may be separate or integrated. Optionally, the transceiver module may be interchangeable with a transceiver.

[0530] In some embodiments, the processing module may be a single module or may include multiple sub-modules. Optionally, the multiple sub-modules may each perform all or part of the steps required by the processing module. Optionally, the processing module may be interchangeable with a processor.

[0531] Figure 6b is a schematic diagram of the structure of the first network element proposed in an embodiment of this disclosure. As shown in Figure 6b, the first network element 620 may include: a transceiver module 621.

[0532] In some embodiments, the transceiver module 621 is configured to receive a first message sent by a terminal device, the first message being used to report the sensing capabilities of the terminal device; wherein the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request; and is further configured to send the sensing capabilities to a second network element. Optionally, the transceiver module 621 is configured to perform at least one of the communication steps (e.g., S202, S204, S302, S304, S305, S521, S522, but not limited thereto) performed by the first network element in any of the above methods, which will not be elaborated here.

[0533] In some embodiments, the transceiver module may include a transmitting module and / or a receiving module, which may be separate or integrated. Optionally, the transceiver module may be interchangeable with a transceiver.

[0534] In some embodiments, the processing module may be a single module or may include multiple sub-modules. Optionally, the multiple sub-modules may each perform all or part of the steps required by the processing module. Optionally, the processing module may be interchangeable with a processor.

[0535] Figure 6c is a schematic diagram of the structure of the second network element proposed in an embodiment of this disclosure. As shown in Figure 6c, the second network element 630 may include a transceiver module 631.

[0536] In some embodiments, the transceiver module 631 is configured to receive sensing capabilities sent by a first network element, the sensing capabilities being sent by the first network element after receiving a first message sent by a terminal device; wherein, the first message is used to report the sensing capabilities of the terminal device, and the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request. Optionally, the transceiver module 631 is configured to perform at least one of the communication steps (e.g., S203, S303, S306, S403, S406, S531, but not limited thereto) performed by the second network element in any of the above methods, which will not be elaborated here.

[0537] In some embodiments, the transceiver module may include a transmitting module and / or a receiving module, which may be separate or integrated. Optionally, the transceiver module may be interchangeable with a transceiver.

[0538] In some embodiments, the processing module may be a single module or may include multiple sub-modules. Optionally, the multiple sub-modules may each perform all or part of the steps required by the processing module. Optionally, the processing module may be interchangeable with a processor.

[0539] It should be understood that the division of units or modules in the above device is only a logical functional division. In actual implementation, they can be fully or partially integrated into a single physical entity, or they can be physically separated. Furthermore, the units or modules in the device can be implemented by a processor calling software: for example, the device includes a processor connected to a memory containing instructions. The processor calls the instructions stored in the memory to implement any of the above methods or to implement the functions of the units or modules in the above device. The processor can be, for example, a general-purpose processor, such as a Central Processing Unit (CPU) or a microprocessor, and the memory can be internal or external to the device. Alternatively, the units or modules in the device can be implemented in the form of hardware circuits. The functionality of some or all of the units or modules can be achieved through the design of these hardware circuits, which can be understood as one or more processors. For example, in one implementation, the hardware circuit is an application-specific integrated circuit (ASIC). The functionality of some or all of the units or modules is achieved through the design of the logical relationships between the components within the circuit. In another implementation, the hardware circuit can be implemented using a programmable logic device (PLD). Taking a field-programmable gate array (FPGA) as an example, it can include a large number of logic gates. The connection relationships between the logic gates are configured through configuration files, thereby achieving the functionality of some or all of the units or modules. All units or modules of the above device can be implemented entirely through processor-called software, entirely through hardware circuits, or partially through processor-called software with the remaining parts implemented through hardware circuits.

[0540] In this embodiment, the processor is a circuit with signal processing capabilities. In one implementation, the processor can be a circuit with instruction read and execute capabilities, such as a Central Processing Unit (CPU), a microprocessor, a graphics processing unit (GPU) (which can be understood as a microprocessor), or a digital signal processor (DSP). In another implementation, the processor can implement certain functions through the logical relationships of hardware circuits. The logical relationships of the aforementioned hardware circuits are fixed or reconfigurable. For example, the processor is a hardware circuit implemented using an application-specific integrated circuit (ASIC) or a programmable logic device (PLD), such as an FPGA. In a reconfigurable hardware circuit, the process of the processor loading a configuration document and configuring the hardware circuit can be understood as the process of the processor loading instructions to implement the functions of some or all of the above units or modules. Furthermore, it can also be a hardware circuit designed for artificial intelligence, which can be understood as an ASIC, such as a Neural Network Processing Unit (NPU), a Tensor Processing Unit (TPU), or a Deep Learning Processing Unit (DPU).

[0541] Figure 7 is a schematic diagram of the structure of the communication device proposed in an embodiment of this disclosure. The communication device 700 may be a terminal device, a first network element, or a second network element, or it may be a chip, chip system, or processor that supports the terminal device, the first network element, or the second network element in implementing any of the above methods. The communication device can be used to implement the methods described in the above method embodiments, and for details, please refer to the description in the above method embodiments.

[0542] As shown in Figure 7, the communication device 700 includes one or more processors 701. The processor 701 can be a general-purpose processor or a dedicated processor, such as a baseband processor or a central processing unit (CPU). The baseband processor can be used to process communication protocols and communication data, while the CPU can be used to control communication devices (e.g., base stations, baseband chips, terminal devices, terminal device chips, DUs or CUs, etc.), execute programs, and process program data. The communication device 700 is used to execute any of the above methods.

[0543] In some embodiments, the communication device 700 further includes one or more memories 702 for storing instructions. Optionally, all or part of the memories 702 may also be located outside the communication device 700.

[0544] In some embodiments, the communication device 700 further includes one or more transceivers 703. When the communication device 700 includes one or more transceivers 703, the transceivers 703 perform at least one of the communication steps such as sending and / or receiving in the above method (e.g., S201-S204, S301-S306, S401-S406, S511, S521-S522, S531, but not limited thereto), and the processor 701 performs at least one of other steps (e.g., related determination processes, but not limited thereto).

[0545] In some embodiments, a transceiver may include a receiver and / or a transmitter, which may be separate or integrated. Optionally, the terms transceiver, transceiver unit, transceiver, transceiver circuit, etc., may be used interchangeably; the terms transmitter, transmitting unit, transmitter, transmitting circuit, etc., may be used interchangeably; and the terms receiver, receiving unit, receiver, receiving circuit, etc., may be used interchangeably.

[0546] In some embodiments, the communication device 700 may include one or more interface circuits 704. Optionally, the interface circuit 704 is connected to the memory 702, and the interface circuit 704 can be used to receive signals from the memory 702 or other devices, and can be used to send signals to the memory 702 or other devices. For example, the interface circuit 704 can read instructions stored in the memory 702 and send the instructions to the processor 701.

[0547] The communication device 700 described in the above embodiments may be a terminal device, a first network element, or a second network element, but the scope of the communication device 700 described in this disclosure is not limited thereto, and the structure of the communication device 700 may not be limited by FIG. 7. The communication device may be an independent device or a part of a larger device. For example, the communication device may be: (1) an independent integrated circuit IC, or chip, or chip system or subsystem; (2) a collection of one or more ICs, optionally, the IC collection may also include storage components for storing data and programs; (3) an ASIC, such as a modem; (4) a module that can be embedded in other devices; (5) a receiver, terminal device, smart terminal device, cellular phone, wireless device, handheld device, mobile unit, vehicle device, network device, cloud device, artificial intelligence device, etc.; (6) others, etc.

[0548] Figure 8 is a schematic diagram of the structure of the chip 800 proposed in an embodiment of this disclosure. The chip 800 includes one or more processors 801, and the chip 800 is used to perform any of the above methods.

[0549] In some embodiments, chip 800 further includes one or more interface circuits 803. Optionally, the interface circuit 803 is connected to memory 802, and the interface circuit 803 can be used to receive signals from memory 802 or other devices, and the interface circuit 803 can be used to send signals to memory 802 or other devices. For example, the interface circuit 803 can read instructions stored in memory 802 and send the instructions to processor 801.

[0550] In some embodiments, the interface circuit 803 performs at least one of the communication steps such as sending and / or receiving in the above method (e.g., S201-S204, S301-S306, S401-S406, S511, S521-S522, S531, but not limited thereto), and the processor 801 performs at least one of other steps (e.g., related judgment processes, but not limited thereto).

[0551] In some embodiments, the terms interface circuit, interface, transceiver pin, transceiver, etc., can be used interchangeably.

[0552] In some embodiments, chip 800 further includes one or more memories 802 for storing instructions. Optionally, all or part of the memories 802 may be located outside of chip 800.

[0553] This disclosure also proposes a storage medium storing instructions that, when executed on the communication device 700, cause the communication device 700 to perform any of the above methods. Optionally, the storage medium is an electronic storage medium. Optionally, the storage medium is a computer-readable storage medium, but is not limited thereto; it may also be a storage medium readable by other devices. Optionally, the storage medium may be a non-transitory storage medium, but is not limited thereto; it may also be a temporary storage medium.

[0554] This disclosure also provides a program product that, when executed by the communication device 700, causes the communication device 700 to perform any of the above methods. Optionally, the program product is a computer program product.

[0555] This disclosure also proposes a computer program that, when run on a computer, causes the computer to perform any of the above methods. The above description is merely a preferred embodiment of this disclosure and an explanation of the technical principles employed. Those skilled in the art should understand that the scope of this disclosure is not limited to technical solutions formed by specific combinations of the above-described technical features, but should also cover other technical solutions formed by arbitrary combinations of the above-described technical features or their equivalents without departing from the above-described concept. For example, technical solutions formed by substituting the above features with (but not limited to) technical features disclosed in this disclosure that have similar functions.

Claims

1. A method for transmitting sensing capabilities, characterized in that, The method, executed by a terminal device, includes: Send a first message to a first network element, the first message being used to report the sensing capability of the terminal device; wherein, the first message includes at least one of a registration request, a Packet Data Unit (PDU) session establishment request, or a PDU session modification request.

2. The method according to claim 1, characterized in that, The registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

3. The method according to claim 1 or 2, characterized in that, If the first message includes the registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports sensing services; Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following: The sensing role includes a sensing sender or a sensing receiver; Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or non-3GPP technology; The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

4. The method according to claim 1 or 2, characterized in that, When the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated in the sensing capability container of the first message and / or the 5G session management core network capability.

5. The method according to claim 1 or 2, characterized in that, If the first message includes the PDU session modification request, the first message also includes a perception service identifier list, which includes identifier information for each perception service associated with the terminal device.

6. The method according to claim 1 or 2, characterized in that, The method further includes: If the first message includes the registration request, receive the registration acceptance message sent by the first network element; or, If the first message includes the PDU session establishment request or the PDU session modification request, a fourth message sent by the first network element is received, the fourth message being used to respond to the first message.

7. The method according to claim 6, characterized in that, If the first message includes the PDU session establishment request, the fourth message includes the PDU session establishment response; if the first message includes the PDU session modification request, the fourth message includes the PDU session modification response.

8. A sensory transmission capability, characterized in that, The method, executed by the first network element, includes: The terminal device receives a first message, which is used to report the terminal device's sensing capabilities; wherein the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request. The sensing capability is sent to the second network element.

9. The method according to claim 8, characterized in that, The registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

10. The method according to claim 8, characterized in that, If the first message includes the registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports sensing services; Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following: The sensing role includes a sensing sender or a sensing receiver; Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or Non-3GPP technology; The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

11. The method according to claim 8 or 9, characterized in that, When the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated in the sensing capability container and / or the 5G session management core network capability within the first message.

12. The method according to claim 8 or 9, characterized in that, Sending the sensing capability to the second network element includes: If the first message includes the registration request, the sensing capability is sent to the second network element through the registration request; If the first message includes the PDU session establishment request or the PDU session modification request, a second message is sent to the third network element, and the sensing capability is sent from the third network element to the second network element; wherein, the second message includes the sensing capability, and the third network element includes a Session Management Function (SMF) network element.

13. The method according to claim 12, characterized in that, If the first message includes the PDU session modification request, the first message and the second message also include a perception service identifier list, which includes identifier information of each perception service associated with the terminal device; The step of sending a second message to a third network element, and sending the sensing capability to the second network element through the third network element, includes: A second message is sent to a third network element, through which the third network element sends the sensing capabilities and the list of sensing service identifiers to the second network element.

14. The method according to claim 12, characterized in that, The method further includes: If the first message includes the registration request, receive the registration acceptance message sent by the second network element, and send the registration acceptance message to the terminal device; or... If the first message includes the PDU session establishment request or the PDU session modification request, a third message is received from the third network element, and a fourth message is sent to the terminal device; wherein, the third message is used to respond to the second message, and the third message is sent by the third network element after receiving the fifth message sent by the second network element, and the fifth message is used to indicate confirmation of receiving the sensing capability; the fourth message is used to respond to the first message.

15. A sensing capability transmission method, characterized in that, The method, executed by the second network element, includes: The system receives sensing capabilities sent by a first network element, which is sent by the first network element after receiving a first message from a terminal device; wherein the first message is used to report the sensing capabilities of the terminal device, and the first message includes at least one of a registration request, a PDU session establishment request, or a PDU session modification request.

16. The method according to claim 15, characterized in that, The registration request is carried by a mobility management message, and the registration type of the registration request includes at least one of initial registration or mobility registration update; the PDU session establishment request and the PDU session modification request are carried by a session management message.

17. The method according to claim 15, characterized in that, If the first message includes the registration request, the sensing capability includes a sensing indication, which is used to indicate whether the terminal device supports sensing services; Wherein, if the terminal device supports sensing services, the sensing capability further includes at least one of the following: The sensing role includes a sensing sender or a sensing receiver; Sensing wireless access technology, wherein the sensing wireless access technology includes at least one of 3GPP technology or Non-3GPP technology; The perception service information carrying plane includes at least one of the following: control plane, user plane, data plane, or perception plane.

18. The method according to claim 15 or 16, characterized in that, When the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability is encapsulated in the sensing capability container and / or the 5G session management core network capability within the first message.

19. The method according to claim 15 or 16, characterized in that, The sensing capability received from the first network element includes: If the first message includes the registration request, receive the sensing capability sent by the first network element through the registration request; If the first message includes the PDU session establishment request or the PDU session modification request, the sensing capability sent by the third network element after receiving the second message is received; wherein the second message includes the sensing capability and is sent by the first network element.

20. The method according to claim 19, characterized in that, If the first message includes the PDU session modification request, the first message and the second message also include a perception service identifier list, which includes identifier information of each perception service associated with the terminal device; The method further includes: Receive the list of sensing service identifiers sent by the third network element.

21. The method according to claim 20, characterized in that, The method further includes at least one of the following: When the sensing capability of the terminal device is updated, a sensing capability update notification is sent to the fourth network element that subscribes to the sensing service of the terminal device to indicate that the sensing capability of the terminal device has changed. Send the list of sensing service identifiers to the fourth network element.

22. The method according to claim 19, characterized in that, The method further includes: If the first message includes the registration request, send the registration acceptance message to the first network element; or... If the first message includes the PDU session establishment request or the PDU session modification request, a fifth message is sent to the third network element, the fifth message being used to indicate confirmation of receipt of the sensing capability.

23. A communication device, characterized in that, The communication device is used to perform the method according to any one of claims 1-7, 8-14, or 15-22.

24. A communication system, characterized in that, The system includes a terminal device, a first network element, and a second network element. The terminal device is configured to implement the sensing capability transmission method according to any one of claims 1-7, the first network element is configured to implement the sensing capability transmission method according to any one of claims 8-14, and the second network element is configured to implement the sensing capability transmission method according to any one of claims 15-22.

25. A storage medium storing instructions, characterized in that, When the instruction is executed on the communication device, the communication device performs the sensing capability transmission method as described in any one of claims 1-7, 8-14, or 15-22.

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