Beam reporting method and equipment

A beam and reporting technology, applied in the field of communication, can solve the problem of TRP mutual interference, and achieve the effect of ensuring transmission quality, improving user experience, and increasing system capacity

Pending Publication Date: 2021-10-29
VIVO MOBILE COMM CO LTD
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[0003] The purpose of the embodiments of the present application is to provide a beam reporting meth...
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Abstract

The embodiment of the invention discloses a beam reporting method and equipment, which are used for solving the problem of mutual interference among a plurality of TRPs (Transmit Receiving Points) in a multi-TRP scene. The method may be executed by terminal equipment and comprises the steps of sending a beam report; wherein the beam report is measured according to at least one of a reference signal RS of a first TRP and an RS of a second TRP, and the beam report refers to or preferentially considers a first RS of the first TRP.

Application Domain

Signal allocationTransmission monitoring +3

Technology Topic

Mechanical engineeringSoftware engineering +1

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  • Beam reporting method and equipment
  • Beam reporting method and equipment
  • Beam reporting method and equipment

Examples

  • Experimental program(1)

Example Embodiment

[0020] In order to make the objects, technical solutions and advantages of the present application, the technical solutions of the present application will be described in conjunction with the specific embodiments and corresponding drawings of the present application. Obviously, the described embodiments are merely the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, one of ordinary skill in the art is in the scope of the present application without making creative labor premistence. The "and / or" "and / or" of various embodiments are used in the present application represents at least one of the previous two.
[0021] It will be understood that the technical solution of the embodiments of the present invention can be applied to various communication systems, such as long-term evolution, LTE frequency division duplex, FDD system, LTE time division duplex ( Time DiVision Duplex, TDD Or for a subsequent evolutionary communication system.
[0022] In the present application embodiment, the terminal device can include, but is not limited to, mobile station (MOBILE TERMINAL), mobile phone (Mobile Telephone), User Equipment, UE), Mobile (Handset) And Portable Equipment, Vehicle, etc., the terminal device can communicate with one or more core networks via a wireless access network (RAN), for example, the terminal device can be a mobile phone (or The terminal device can also be portable, pocket, handheld, computer built-in or in-vehicle mobile devices, or the like.
[0023] In the present application embodiment, the network device is a device deployed in a wireless access network to provide a wireless communication function for a terminal device. The network device can be a base station, the base station can include various forms of macro base stations, micro base stations, relay stations, access points, and the like. In systems with different wireless access technologies, the name of the device with base station functions may vary. For example, in the LTE network, the evolved node B (Evolved nodeb, eNODEB) is called Node B (Node B) in the third generation (3rd Generation, 3G) network, called the next 5G system Generation Node B (GNB), or network devices in subsequent evolution communication systems, etc., but use words do not constitute limits.
[0024] like figure 1 As shown, one embodiment of the present application provides a beam reporting method 100, which can be performed by a terminal device, in other words, the method can be performed by software or hardware mounted on a terminal device, which comprises the following steps.
[0025] S102: Send beam report, the beam report determines at least one of the reference signals of the first transmit receiving point (RS) and the RS of the second TRP, the beam report or priority Considering the first RS of the first TRP, or the beam report is determined based on the first RS of the first TRP.
[0026] The present application can be applied in a scene of multi-TRP / Multi-panel, and the terminal device can receive the same data or different data from the plurality of TRPs, which can be It is ideal backhaul, and it can also be a non-ideal backhaul.
[0027] The plurality of TRPs include at least first TRP and second TRP, wherein the first TRP may also be referred to as the main TRP of the terminal device, the communication between the network device, and the terminal device mainly rely on the primary TRP, and therefore, the network device and terminal The equipment wants to ensure the performance of the main TRP. The second TRP can be referred to as auxiliary TRP of the terminal device, the secondary TRP can be one or more, the network device and the terminal device want the beam to be used for the secondary TRP to disturb the main TRP, and ensure the transmission quality of the secondary TRP.
[0028] In the present application embodiment, the beam report transmitted by the terminal device can be obtained according to the RS measurement of the first TRP; it can also be obtained according to the RS measurement of the second TRP; may also be based on the RS and the second TRP of the first TRP. RS measurement is obtained.
[0029] The reference signals mentioned in various embodiments may be synchronous and physical broadcast signals; may also be channel status information reference signals (CSI-RS).
[0030] In the present application embodiment, the beam report reference or preferentially considers the first RS of the first TRP, for example, the beam report is based on the RS measurement of the second TRP, the first TRP of the first TRP. . For example, the beam report is obtained according to the RS measurement of the RS and the second TRP of the first TRP, and the beam report preferentially consider the first RS of the first TRP. For example, the beam report is obtained according to the RS measurement of the first TRP, which is prioritized in consideration of the first RS of the first TRP.
[0031] The first RS mentioned above can be one or more. For example, the first RS may be all RS for beam measurements for the first TRP; another RS ​​can be a specified one or more RS. The number of the first RS can be configured for network device, or on the terminal device, or the terminal device is determined by itself, or the protocol default.
[0032]It will be appreciated that since there is an association relationship between the RS and beams, the beam report refer to or prioritizes the first TRP reference reference or prioritization of the first TRP, which can be referred to as a beam report or priority consideration. The beam of the first RS representative of a TRP.
[0033] In the present application embodiment, the beam report transmitted by the terminal device may not refer to the RS of the second TRP (the representative beam).
[0034] The beam reporting method provided in the present application can divide the TRP into the first TRP and the second TRP, the beam report of the terminal device performs different processing, beam report or prioritize the first TRP, first RS for the two TRPs. To ensure the transmission quality of the first TRP, coordinate the interference between TRP, which is easy to improve system capacity and improve user experience.
[0035] It should be noted that the beam mentioned in the various embodiments, can also be a spacedomain filter, a null domain receiving filter, a null domain transmission filter (Spatial Domain Transmit filter).
[0036] The beam quality mentioned in the various embodiments described in this application includes one of the following: signal to noise ratio (SINR); Reference Signal Receiving Power, RSRP; Reference Signal Receiving Quality, RSRQ).
[0037] The first TRP and second TRP mentioned in the various embodiments described in this application can distinguish between the TRP ID, the TRP ID can be a control resource set resource pool index (CoresetPoolIndex) in the Control Resource Set, Coreset. Can be a TRP corresponding point physical cell ID, but also other identical TRP IDs.
[0038] The RS of the TRP mentioned in various embodiments can also be referred to as the RS associated with the TRP, specifically, the RS can be associated with the TRP via a network device configuration or a terminal device.
[0039] Among them, network device configuration can have a variety of implementation methods, for example, network devices configure TRP identification information to RS. For example, a network device is a TRP configuration RS list or a list of TransmissionConfigurationindicator, a TCI. The RS list or the RS in the TCI list is the TRP association (or corresponding) RS. For example, the Coreset corresponding to the TRP is associated with the RS by activating the RS, configuring RS or the like, for example,, for example, the signaling of the RS or the signaling of the RS or the signaling associated with the CSI report is corresponding to the Coreset. Physical Downlink Shared Channel, PDSCH is transmitted, for example, for example, a CSI report containing RS quality is transmitted by the upstream channel transmitted by the CoreSet;
[0040] Alternatively, as an embodiment, the beam report mentioned in Embodiment 100 is the first TRP reference reference or the first TRP mentioned in the first TRP according to the RS measurement of the first TRP. RS includes: the beam report transmitted by the terminal device does not refer to the RS of the second TRP. The first TRP in this embodiment is the main TRP, the network device, and the terminal device to ensure the performance of the primary TRP, so there is no need to refer to the second TRP (secondary TRP) RS.
[0041] Alternatively, the first RS of the first TRP mentioned in various embodiments of the present application includes one of the following:
[0042] 1) The RS configured by the network device, in which the network device configures an RS list (List), the RS list includes one or more first TRP first RS.
[0043] 2) The first TRP is used for the RS reported by the beam report, the first RS can be used at least one: a beam report for periodicity; for semi-persistent beam reporting; for non-cycle beam reports. Wherein, the beam report mentioned in the plurality of examples may be the beam report and / or the beam report of the layer 1.
[0044] 3) The first TRP signal quality is the best RS, for example, the first RS is a first TRP on a beam report, or a number of signal quality, the most recent beam report, is the best one or several RS, where the beam report is reported. It can be a beam report for the beam report and / or layers 3 of the layer 1.
[0045] 4) The first TRP number 0 Coreset corresponds to the quasi-co-location, QCL) RS, for example, configured for the Transmission Configuration Indication, TCI) State (state) status (state). QCL RS.
[0046] 5) The QCL RS corresponding to the Coreset of the first TRP, this example is not limited to the QCL RS corresponding to Coreset 0, and the first RS may be a QCL RS corresponding to the first TRP.
[0047] 6) The minimum or largest Coreset in the first TRP is the least or the largest CoreSet, which is the smallest number of CoreSet, can be Coreset 0, or other number of CoreSets.
[0048] 7) The first TRP road damage (Path Loss, PL) is calculated for reference RS. Alternatively, the first TRP passes the media access control control unit signaling activated PL RS.
[0049] 8) The RS configured in the spatial related information associated with the first TRP, which may include at least one of the following: Physical Uplink Control Channel PUCCH; Physical Uplink Shared Channel, PUSCH ); Sounding ReferenceSignal, SRS).
[0050] 9) The RS corresponding to the beam used in the Physical Downlink Control Channel, PDCCH in the first TRP.
[0051] 10) RS corresponding to the beam activated in the first TRP. Optionally, activation refers to the signaling of the media access control control unit signaling.
[0052] 11) The first TRP is used for the physical downlink shared channel (PDSCH) beam corresponding to the RS. Optionally, the first RS is the most recent use of the PDSCH in the first TRP. The most recently used RS mentioned here may be RS in the most recently used TCI, or RS in the lowest or highest TCI in the TCI ID.
[0053] It will be appreciated that the above 1) to 11) may also be combined, for example, in cases 9) and the case 10), that is, the first RS is a beam for PDCCH and activated in the first TRP (that is, the activation) Boam is used to transmit a PDCCH corresponding to RS.
[0054] Another, for example, case 10) and case 11) combination, that is
[0055] In the actual application, multiple candidate RS can be determined by the method of determining the first RS described above, and then selecting one or several priority high RS as the first RS by a predetermined method, wherein the predetermined method mentioned is a network device. Configuration, or terminal devices report, or the terminal device is selected, or the protocol is default.
[0056] In Example 100, if the first RS changes, the first embodiment can also include the step of triggering the non-cycle beam report and transmits the second TRP; or sends a first message to the second TRP, the first message Used to indicate the change in the first RS.
[0057] This example is suitable for beam reporting is based on the RS measurement of the second TRP, and the beam report refers to the first TRP's first RS scene, facilitating the second TRP promptly knows the received beam report to refer to the change A RS.
[0058] Optionally, as an embodiment, the number of first RS mentioned in Example 100 is N, and the beam report mentioned in Embodiment 100 is obtained according to the RS measurement of the second TRP, including M The second TRP's RS, M, and N are positive integers, the beam report reference, the first RS of the first TRP includes:
[0059] 1) The RS of M second TRP references to M first RS; or
[0060] 2) Each RS in the RS of the M second TRP is referenced with N first RS.
[0061] In the above case 1), the RS and M first RS of the M second TRP may be a corresponding reference relationship, such as the second TRP, the second TRP, the second RS reference, first TRP, RS, L Is greater than 1 less than or equal to M.
[0062] Optionally, when N is greater than or equal to M, the RS of the M second TRP can find the corresponding first TRP of the RS; when N is less than M, the front N second TRP RS can find the corresponding first TRP RS, the RS of the back MN second TRP can have a variety of options, such as the RS of the first TRP, such as re-pressing the RS of the first TRP (Nth + 1 second TRP RS reference " 1 first TRP RS, the Nth + 2 second TRP RS reference, the second first TRP of RS, in this type), such as referring to all the first TRP RS, such as the RS of any first TRP .
[0063] Optionally, as an embodiment, the beam report mentioned in Example 100 refers to the first RS of the first TRP includes at least one of the three cases of the following one to three:
[0064] First, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes the RS whose first interference value of the first RS is. In this example, the beam report may be a beam mass including the RS number (ID) and the RS, the RS to the first interference value of the first RS. This example can measure the plurality of Rs of the second TRP respectively on the first interference value of the first RS, and finally report the ID of the RS of the first RS and the Id of the RS and the beam quality of the RS.
[0065] It should be noted that the beam report mentioned in the various embodiments described in the present application includes an RS, which may refer to the beam report includes the number of the RS and / or the waveguide quality of the RS.
[0066]In the case where the first RS is plural, the first interference value may be maximum interference to a plurality of first RS; or the first interference value may be average interference to a plurality of first RS. The calculation of this average interference can adopt a combination of linear average, multiplier average, and other common averages, domains as linear domains or DB domains or logs, such as plus, minus, multiplication, and multiplication of corresponding linear domains. , Division, power party, open root number.
[0067] Second, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: beam report includes the least RS whose second interference value is of the first RS.
[0068] In the case where the first RS is plural, the second interference value may be maximum interference of a plurality of first RS; or the second interference value is average interference of a plurality of first RS. The calculation of this average interference can adopt a combination of linear average, multiplier average, and other common average, domain as a linear domain or DB domain or a logaronomic domain.
[0069] Third, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refer to the first RS of the first TRP includes: the RS of the second TRP included in the beam report refers to the beam quality of the first RS and the following: The beam quality of the RS of the second TRP; noise; signal dry noise ratio; interference value.
[0070] In one example, the above beam report includes a second RS of the second TRP, wherein the second RS has a maximum, or the second RS satisfies: based on the first RS and / or the second RS. The combination of parameters calculates the value satisfies the preset conditions, which includes noise, signal dry noise ratio, reference signal reception power, and interference value.
[0071] In this example, the first RS can be used as the noise, the second RS as the signal; or, may be the first RS as a signal, the second RS as noise.
[0072] In the above case, the terminal device may report the RS of the second TRP, for example::
[0073] 1. If you need to refer to the plurality of first RS of the first TRP, signal / interference is the maximum / minimum signal / interference of the first TRP plurality of first RS, or the first TRP multiple first RS signal / interference Average.
[0074] 2, the second TRP reports the RS of the second TRP with SINR. In this example, the first RS can be used as the noise, the second RS as the signal; or, may be the first RS as a signal, the second RS as noise.
[0075] 3. Terminal devices report to the Optimal second TRP of SINR, RSRP, interference, etc.
[0076] In this example, the first RS can be used as the noise, the second RS as the signal; or, may be the first RS as a signal, the second RS as noise.
[0077] The above combination can be a combination of linear weighted, multiplied property weighting, and other common weight weighted methods of the DB domain or linear domain. The specific weighted method and weighting coefficient can be configured by a network device, or protocol convention, or a terminal device. For example, weighted linear weighting of RSRP and SINR in the DB domain, that is, A * SINR + B * RSRP, where the values ​​of A and B can be configured by network device, or protocol conventions, or service devices.
[0078] Optionally, as an embodiment, the beam report mentioned in Embodiment 100 is obtained according to RS measurement of the RS and the second TRP of the first TRP, and the first RS mentioned in this embodiment can be a first TRP. At least one of RS.
[0079] In this embodiment, when the network device is configured by the beam report including the RS and the second TRP of the first TRP, the terminal device preferentially considers the RS of the first TRP, and below will be described below.
[0080] In this example, the beam report preferentially considers the first RS of the first TRP comprising: the beam report comprises at least one RS of the first TRP. Specifically, the beam report includes at least k RS of the first TRP, wherein k is a positive integer, and the value of k can be configured by the protocol or by the network device.
[0081] Alternatively, the beam report preferentially considers the first RS of the first TRP comprises: the beam quality of the RS of the second TRP is higher than the beam quality of the RS of the first TRP reaches the preset threshold, The beam report includes RS of the second TRP.
[0082] In this example, the RS of the second TRP may be any of the second TRP, but also a specified RS of the second TRP; correspondingly, the RS of the first TRP can be any of the first TRP, It can also be a specified RS of the first TRP.
[0083] This example, for example, when the beam quality of a RS of the second TRP is higher than the first TRP of an RS beam quality reaches X1 DB, the terminal device reports an RS of the second TRP, otherwise the first A RS of TRP. Where x1 can be reported by default, network device configuration or terminal devices.
[0084] Alternatively, the beam report is a group-based beam report (the beam report preferentially considers the first RS of the first TRP includes: the beam reporting RS or at least one The group-configured RS contains at least one of the first TRP RS.
[0085] This example, for example, for example, at least one of the paired Rs is the RS of the first TRP and the RS of the second TRP; or at least one set of paired RS is all RS of the first TRP.
[0086] Optionally, the beam report is a group-based beam report that preferentially considers the first RS of the first TRP includes: the beam report, the first TRP RS and / or the first The second TRP RS satisfies the following at least one:
[0087] 1) The signal strength of the RS of the first TRP is weighted;
[0088] 2) The first TRP of RS is weighted by the interference of the RS of the second TRP;
[0089] 3) The second TRP RS is weighted by the interference of the RS of the first TRP;
[0090] 4) The signal strength of the RS of the second TRP is weighted.
[0091] Alternatively, the RS and / or second TRP of the first TRP is satisfied with one one:
[0092] 1) The signal strength of the RS of the first TRP is a front weighted;
[0093] 2) The RS of the first TRP on the interference of the second TRP RS is negatively weighted;
[0094] 3) The second TRP of RS interference to the RS of the first TRP is positiveweighted;
[0095] 4) The signal strength of the second TRP RS is negative weight.
[0096] The weight mentioned in the above examples is signal / interference plus X2, or multiplied by X2, or the power of X2, or other linear operation, the scope is a linear domain or DB domain or a logaronomic domain. X2 can be reported to the protocol default, network device configuration or terminal device.
[0097] The above-mentioned front weighted is usually plus X2, wherein X2> 0; or a power of X2 or X2, wherein X2> 1.
[0098] The negative weighted negative weighting mentioned above is usually plus X2, wherein X2 <0; or a power of X2 or X2, wherein X2 <1.
[0099] Alternatively, the first TRP and / or second TRP mentioned above is determined by at least one of the following modes:
[0100] 1) CoresetPoolIndex, for example, the first TRP is the corePoolIndex (ID), or CoreSetPoolIndex number (ID), or CoreSetPoolIndex number (ID), or CoreSetPoolIndex number (ID), or CoreSetPoolIndex number (ID), or CoreSetPoolIndex number (ID), or CorestPoolIndex number (ID) ID, or the CoreSetPoolIndex ID reported by the terminal device.
[0101] 2) Transfer configuration Indicates the TCI location in the TCI code point. For example, the first TRP is the first TCI in the TCI code point, or the last TCI in the TCI code point, or the TCI position indicated by the network, or the TCI position reported by the terminal device.
[0102] 3) CoreSet logo. For example, the first TRP is a Coreset 0 or a CoreSet ID or a TRP associated with the smallest CoreSet.
[0103] 4) High-level signaling instructions. For example, the network device directs the first TRP and / or second TRP through high-level signaling. The high-level signaling can be a radio resource control, RRC signaling, or a media access control control unit (Mac CE) signaling.
[0104] 5) The terminal device is reported. For example, the terminal device device is directly reported directly to the first TRP and / or the second TRP through high-level signaling.
[0105] 6) Special configuration signaling configuration.
[0106] In one example, the first TRP is determined by at least one of the means 1) to 6); wherein the second TRP is a TRP other than the first TRP.
[0107] In one example, the second TRP is configured by special configuration signals listed in the above 6); wherein the special configuration signaling is used to configure one of the following:
[0108] The identifier of the first TRP;
[0109] The first TRP is associated with RS;
[0110] Specially configured RS, the special configuration RS belongs to the first TRP or belongs to the second TRP.
[0111] The specific configuration signaling mentioned above can be a Coreset configuration signaling of the second TRP, or the associated CSI configuration signaling, CSI report configuration signaling, and the like.
[0112]Specifically, for example, the specific configuration signaling mentioned above may be: CSI-measure configuration signaling, CSI report configuration signaling (CSI-ReportConfig), CSI resource configuration signaling (CSI-ResourceConfig), non-zero power CSI Reference Signal Resource Set Signaling (NZP-CSI-RS-ResourceSet), non-zero power CSI reference signal resource signaling (NZP-CSI-RS-Resource), CSI-SSB Resource Set Signaling (CSI-SSB-ResourceSet) , SRS Configuration Signaling, SRS-Resource Set Signaling, SRS Resource Signaling, PDCCH Configuration Signaling, PDSCH Configuration Signaling (PDSCH-Config ), PUCCH configuration signaling, PUSCH configuration signaling, et al.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
[0113] The specific configuration signaling mentioned above can be high-level related configuration signaling, such as cell group configuration signaling, special cell configuration signaling (spcellconfig), synchronous reconfiguration signaling (RECONFIGURATIONWITHSYNC), service cell public configuration signaling (ServingCellconfigcommon), service cell configuration signaling (servingCellconfig), et al.
[0114] Combined above figure 1 The beam reporting method according to an embodiment of the present invention is described in detail. The following will be combined figure 2 A beam reporting method according to another embodiment of the present invention is described in detail. It will be appreciated that the interaction between network devices and terminal devices described by the network device side figure 1 The description of the terminal device side shown in the method shown is the same, in order to avoid repetition, the description is appropriately omitted.
[0115] figure 2 It is a schematic flow diagram of the beam reporting method of the embodiment of the present invention, which can be applied to the network device side. like figure 2 As shown, the method 200 includes:
[0116] S202: Receiving a beam report that measures the first TRP report or prioritize the first TRP based on at least one of the RS of the RS and the second TRP of the first TRP.
[0117] The beam reporting method provided in the present application, can divide TRP into first TRP and second TRP, beam report reference or priority to the first TRP of the first TRP, to minimize the transmission quality of the first TRP, At the same time, coordinate interference between TRP, which is easy to improve system capacity and improve user experience.
[0118] Alternatively, as an embodiment, the beam report is obtained according to RS measurement of the first TRP, and the beam report reference or prioritizes the first RS of the first TRP includes: the beam report is not Referring to the second TRP RS.
[0119] Alternatively, as an embodiment, the first RS includes one one or less:
[0120] RS configured in network equipment;
[0121] The first TRP is used for the RS of the beam report;
[0122] The first TRP signal quality is the best RS;
[0123] The first TRP number 0 control resource set Coreset corresponds to QCL RS;
[0124] The first TRP Coreset corresponds to the QCL RS;
[0125] The number of Coresets, the first TRP, the qoreset corresponding to the RS;
[0126] The first TRP road loss PL calculates the reference RS;
[0127] The RS configured in the spatial related information associated with the first TRP;
[0128] The first TRP is used in the beam corresponding to the physical downlink control channel PDCCH;
[0129] RS corresponding to the beam activated in the first TRP;
[0130] The first TRP is used to physically downlink the beam corresponding to the beam of the shared channel PDSCH.
[0131] Alternatively, as an embodiment, the method 200 also includes:
[0132] The second TRP receives a non-cycle beam report that is triggered in the case of the first RS change; or
[0133] The first message is received by the second TRP, the first message being used to indicate the first RS change.
[0134] Optionally, as an embodiment, the number of the first RS is N, the beam report is obtained according to the RS measurement of the second TRP, the beam report includes m-described TRP RS , M and N are positive integers, and the beam report refers to the first RS of the first TRP includes:
[0135] The RS of the second TRP is respectively referenced for the first RS, respectively; or
[0136] Each RS in the RS of the M-second TRP is referenced to N of the first RS.
[0137] Alternatively, as an embodiment, the beam report is obtained based on the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes:
[0138] The beam report includes RS whose first interference value of the first RS is minimized.
[0139] Optionally, as an embodiment, the first interference value is the maximum interference of the plurality of the first RS; or the first interference value is average interference of the plurality of the first RS.
[0140] Optionally, as an embodiment, the beam report is obtained by RS measurement according to the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes accepting The second interference value of the first RS is the smallest RS.
[0141] Alternatively, as an embodiment, the second interference value is the maximum interference of the plurality of the first RS; or the second interference value is a plurality of the first RS average interference.
[0142] Optionally, as an embodiment, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes RS reference included by the beam report. The beam quality of the first RS and one of the following: beam quality of the RS of the second TRP; noise; signal dry noise ratio; interference value.
[0143] Optionally, as an embodiment, the beam report includes a second RS of the second TRP, wherein the second RS has a maximum signal drying ratio; or the second RS satisfaction: based on the The value calculated by the combination of the first RS and / or the parameter of the second RS satisfies the preset conditions, the parameters including noise, a signal dry noise ratio, a reference signal receive power, and an interference value.
[0144] Optionally, as an embodiment, the first RS is used as a noise, the second RS as a signal; or the first RS as a signal, the second RS as a noise.
[0145] Alternatively, as an embodiment, the beam report is obtained according to the RS of the first TRP and the RS measurement of the second TRP, and the first RS is at least at least in the RS of the first TRP. one.
[0146] Alternatively, as an embodiment, the beam report preferentially considers the first RS of the first TRP comprising: the beam report comprises at least one RS of the first TRP.
[0147] Alternatively, as an embodiment, the beam report preferentially considers the first RS of the first TRP comprises: beam mass of the RS of the second TRP is higher than the beam quality of the RS of the first TRP. In the case of a preset threshold, the beam report includes RS of the second TRP.
[0148] Alternatively, as an embodiment, the beam report is a group-based beam report that preferentially considers the first RS of the first TRP comprising: at least one of the other set of paired Rs in the beam report comprises at least one of the paired Rs. An RS of the first TRP.
[0149] Alternatively, as an embodiment, the beam report is a group-based beam report, the beam report prioritors the first RS of the first TRP includes: the beam report, the first TRP RS And / or the RS of the second TRP satisfies the following:
[0150] The signal strength of the RS of the first TRP is weighted;
[0151] The RS of the first TRP is weighted by the interference of the RS of the second TRP;
[0152] The second TRP RS is weighted by the interference of the RS of the first TRP;
[0153] The signal strength of the RS of the second TRP is weighted.
[0154] Alternatively, as an embodiment, the RS and / or the second TRP of the first TRP satisfies the following:
[0155] The signal strength of the RS of the first TRP is a front weighted;
[0156] The RS of the first TRP on the interference of the second TRP RS is negatively weighted;
[0157] The second TRP of the RS is interference to the RS of the first TRP as a front weighted;
[0158] The signal strength of the RS of the second TRP is negatively weighted.
[0159] Alternatively, as an embodiment, the first TRP and / or the second TRP are determined by at least one of the following:
[0160] Control Resource Set Resource Pool Index CoresetPoolIndex;
[0161] Transmission configuration indicates the TCI position in the TCI code point;
[0162] Coreset logo;
[0163] High-level signaling instructions;
[0164] The terminal device is reported;
[0165] Special configuration signaling configuration.
[0166] Alternatively, as an embodiment, the first TRP is determined by at least one of the manner; wherein the second TRP is a TRP other than the first TRP.
[0167]Alternatively, as an embodiment, the second TRP is configured by the special configuration signaling; wherein the special configuration signaling is used to configure the following:
[0168] The identifier of the first TRP;
[0169] The first TRP is associated with RS;
[0170] Specially configured RS, the special configuration RS belongs to the first TRP or belongs to the second TRP.
[0171] Combined above Figure 1 to 2 The beam reporting method according to an embodiment of the present invention is described in detail. The following will be combined image 3 A terminal device according to an embodiment of the present invention is described in detail.
[0172] image 3 It is a schematic structural diagram of a terminal device according to an embodiment of the present invention. like image 3 As shown, the terminal device 300 includes:
[0173] The transmitting module 302 can be used to transmit a beam report; where the beam reports measures at least one of the RS and the second TRP of the first TRP, the beam report or prioritizes the first TRP The first RS.
[0174] The terminal device provided herein provides the TRP to the first TRP and the second TRP, the beam report reference or priority of the first TRP, to minimize the transmission quality of the first TRP, while Coordinate interference between TRPs to improve system capacity and improve user experience.
[0175] Alternatively, as an embodiment, the beam report is obtained according to RS measurement of the first TRP, and the beam report reference or prioritizes the first RS of the first TRP includes: the beam report is not Referring to the second TRP RS.
[0176] Alternatively, as an embodiment, the first RS includes one one or less:
[0177] RS configured in network equipment;
[0178] The first TRP is used for the RS of the beam report;
[0179] The first TRP signal quality is the best RS;
[0180] The first TRP number 0 control resource set Coreset corresponds to QCL RS;
[0181] The first TRP Coreset corresponds to the QCL RS;
[0182] The number of Coresets, the first TRP, the qoreset corresponding to the RS;
[0183] The first TRP road loss PL calculates the reference RS;
[0184] The RS configured in the spatial related information associated with the first TRP;
[0185] The first TRP is used in the beam corresponding to the physical downlink control channel PDCCH;
[0186] RS corresponding to the beam activated in the first TRP;
[0187] The first TRP is used to physically downlink the beam corresponding to the beam of the shared channel PDSCH.
[0188] Optionally, as an embodiment, if the first RS variation is changed, the transmission module 302 is also used to trigger a non-cycle beam report and transmit it to the second TRP; or send the second TRP A message, the first message is used to indicate the first RS change.
[0189] Optionally, as an embodiment, the number of the first RS is N, the beam report is obtained according to the RS measurement of the second TRP, the beam report includes m-described TRP RS , M and N are positive integers, and the beam report refers to the first RS of the first TRP includes: M-described second TRP RS, respectively, reference, respectively, reference M, first RS; or M-second TRP Each RS in RS is referenced to N of the first RS.
[0190] Alternatively, as an embodiment, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes pairs The first RS first interference value is the smallest RS.
[0191] Optionally, as an embodiment, the first interference value is the maximum interference of the plurality of the first RS; or the first interference value is average interference of the plurality of the first RS.
[0192] Optionally, as an embodiment, the beam report is obtained by RS measurement according to the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes accepting The second interference value of the first RS is the smallest RS.
[0193] Alternatively, as an embodiment, the second interference value is the maximum interference of the plurality of the first RS; or the second interference value is a plurality of the first RS average interference.
[0194] Optionally, as an embodiment, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes RS reference included by the beam report. The beam quality of the first RS and one of the following: beam quality of the RS of the second TRP; noise; signal dry noise ratio; interference value.
[0195] Optionally, as an embodiment, the beam report includes a second RS of the second TRP, wherein the second RS has a maximum signal drying ratio; or the second RS satisfaction: based on the The value calculated by the combination of the first RS and / or the parameter of the second RS satisfies the preset conditions, the parameters including noise, a signal dry noise ratio, a reference signal receive power, and an interference value.
[0196] Optionally, as an embodiment, the first RS is used as a noise, the second RS as a signal; or the first RS as a signal, the second RS as a noise.
[0197] Alternatively, as an embodiment, the beam report is obtained according to the RS of the first TRP and the RS measurement of the second TRP, and the first RS is at least at least in the RS of the first TRP. one.
[0198] Alternatively, as an embodiment, the beam report preferentially considers the first RS of the first TRP comprising: the beam report comprises at least one RS of the first TRP.
[0199] Alternatively, as an embodiment, the beam report gives priority to the first RS of the first TRP includes:
[0200] In the case where the beam quality of the RS of the second TRP is higher than the beam quality of the RS of the first TRP reaches the preset threshold, the beam report includes the second TRP RS.
[0201] Alternatively, as an embodiment, the beam report is a group-based beam report, the beam report prioritors the first RS of the first TRP includes:
[0202] At least one of the beam reports contains at least one of the first TRP RS.
[0203] Alternatively, as an embodiment, the beam report is a group-based beam report, the beam report prioritors the first RS of the first TRP includes:
[0204] In the beam report, the RS and / or the second TRP of the first TRP satisfies the following:
[0205] The signal strength of the RS of the first TRP is weighted;
[0206] The RS of the first TRP is weighted by the interference of the RS of the second TRP;
[0207] The second TRP RS is weighted by the interference of the RS of the first TRP;
[0208] The signal strength of the RS of the second TRP is weighted.
[0209] Alternatively, as an embodiment, the RS and / or the second TRP of the first TRP satisfies the following:
[0210] The signal strength of the RS of the first TRP is a front weighted;
[0211] The RS of the first TRP on the interference of the second TRP RS is negatively weighted;
[0212] The second TRP of the RS is interference to the RS of the first TRP as a front weighted;
[0213] The signal strength of the RS of the second TRP is negatively weighted.
[0214] Alternatively, as an embodiment, the first TRP and / or the second TRP are determined by at least one of the following:
[0215] Control Resource Set Resource Pool Index CoresetPoolIndex;
[0216] Transmission configuration indicates the TCI position in the TCI code point;
[0217] Coreset logo;
[0218] High-level signaling instructions;
[0219] The terminal device is reported;
[0220] Special configuration signaling configuration.
[0221] Alternatively, as an embodiment, the first TRP is determined by at least one of the manner; wherein the second TRP is a TRP other than the first TRP.
[0222] Alternatively, as an embodiment, the second TRP is configured by the special configuration signaling; wherein the special configuration signaling is used to configure the following:
[0223] The identifier of the first TRP;
[0224] The first TRP is associated with RS;
[0225] Specially configured RS, the special configuration RS belongs to the first TRP or belongs to the second TRP.
[0226] The terminal device 300 according to an embodiment of the present invention can refer to the flow of method 100 corresponding to the embodiment of the present invention, and each unit / module and the other operations and / or functions in the terminal device 300 are respectively corresponding to the corresponding method 100. Process, and can achieve the same or equivalent technical effect, in order to be simple, will not be described here.
[0227] Figure 4 It is a schematic structural diagram of a network device according to an embodiment of the present invention. like Figure 4 The network device 400 includes:
[0228] The receiving module 402 can be used to receive a beam report; wherein the beam reports measures at least one of the RS of the first TRP and the second TRP, the beam report or prioritizes the first TRP The first RS.
[0229]The network device provided herein provides the TRP to the first TRP and the second TRP, the beam report reference or priority of the first TRP, to minimize the transmission quality of the first TRP, while Coordinate interference between TRPs to improve system capacity and improve user experience.
[0230] Alternatively, as an embodiment, the beam report is obtained according to RS measurement of the first TRP, and the beam report reference or prioritizes the first RS of the first TRP includes: the beam report is not Referring to the second TRP RS.
[0231] Alternatively, as an embodiment, the first RS includes one one or less:
[0232] RS configured in network equipment;
[0233] The first TRP is used for the RS of the beam report;
[0234] The first TRP signal quality is the best RS;
[0235] The first TRP number 0 control resource set Coreset corresponds to QCL RS;
[0236] The first TRP Coreset corresponds to the QCL RS;
[0237] The number of Coresets, the first TRP, the qoreset corresponding to the RS;
[0238] The first TRP road loss PL calculates the reference RS;
[0239] The RS configured in the spatial related information associated with the first TRP;
[0240] The first TRP is used in the beam corresponding to the physical downlink control channel PDCCH;
[0241] RS corresponding to the beam activated in the first TRP;
[0242] The first TRP is used to physically downlink the beam corresponding to the beam of the shared channel PDSCH.
[0243] Optionally, as an embodiment, the receiving module 402 is also used in:
[0244] Through the second TRP receives the non-periodic beam report, the non-cycle beam report is triggered in the case of the first RS change; or
[0245] The first message is received by the second TRP, the first message being used to indicate the first RS change.
[0246] Optionally, as an embodiment, the number of the first RS is N, the beam report is obtained according to the RS measurement of the second TRP, the beam report includes m-described TRP RS , M and N are positive integers, and the beam report refers to the first RS of the first TRP includes:
[0247] The RS of the second TRP is respectively referenced for the first RS, respectively; or
[0248] Each RS in the RS of the M-second TRP is referenced to N of the first RS.
[0249] Alternatively, as an embodiment, the beam report is obtained based on the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes:
[0250] The beam report includes RS whose first interference value of the first RS is minimized.
[0251] Optionally, as an embodiment, the first interference value is the maximum interference of the plurality of the first RS; or the first interference value is average interference of the plurality of the first RS.
[0252] Optionally, as an embodiment, the beam report is obtained by RS measurement according to the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes accepting The second interference value of the first RS is the smallest RS.
[0253] Alternatively, as an embodiment, the second interference value is the maximum interference of the plurality of the first RS; or the second interference value is a plurality of the first RS average interference.
[0254] Optionally, as an embodiment, the beam report is obtained according to the RS measurement of the second TRP, and the beam report refers to the first RS of the first TRP includes: the beam report includes RS reference included by the beam report. The beam quality of the first RS and one of the following: beam quality of the RS of the second TRP; noise; signal dry noise ratio; interference value.
[0255] Optionally, as an embodiment, the beam report includes a second RS of the second TRP, wherein the second RS has a maximum signal drying ratio; or the second RS satisfaction: based on the The value calculated by the combination of the first RS and / or the parameter of the second RS satisfies the preset conditions, the parameters including noise, a signal dry noise ratio, a reference signal receive power, and an interference value.
[0256] Optionally, as an embodiment, the first RS is used as a noise, the second RS as a signal; or the first RS as a signal, the second RS as a noise.
[0257] Alternatively, as an embodiment, the beam report is obtained according to the RS of the first TRP and the RS measurement of the second TRP, and the first RS is at least at least in the RS of the first TRP. one.
[0258] Alternatively, as an embodiment, the beam report preferentially considers the first RS of the first TRP comprising: the beam report comprises at least one RS of the first TRP.
[0259] Alternatively, as an embodiment, the beam report preferentially considers the first RS of the first TRP comprises: beam mass of the RS of the second TRP is higher than the beam quality of the RS of the first TRP. In the case of a preset threshold, the beam report includes RS of the second TRP.
[0260] Alternatively, as an embodiment, the beam report is a group-based beam report that preferentially considers the first RS of the first TRP comprising: at least one of the other set of paired Rs in the beam report comprises at least one of the paired Rs. An RS of the first TRP.
[0261] Alternatively, as an embodiment, the beam report is a group-based beam report, the beam report prioritors the first RS of the first TRP includes: the beam report, the first TRP RS And / or the RS of the second TRP satisfies the following:
[0262] The signal strength of the RS of the first TRP is weighted;
[0263] The RS of the first TRP is weighted by the interference of the RS of the second TRP;
[0264] The second TRP RS is weighted by the interference of the RS of the first TRP;
[0265] The signal strength of the RS of the second TRP is weighted.
[0266] Alternatively, as an embodiment, the RS and / or the second TRP of the first TRP satisfies the following:
[0267] The signal strength of the RS of the first TRP is a front weighted;
[0268] The RS of the first TRP on the interference of the second TRP RS is negatively weighted;
[0269] The second TRP of the RS is interference to the RS of the first TRP as a front weighted;
[0270] The signal strength of the RS of the second TRP is negatively weighted.
[0271] Alternatively, as an embodiment, the first TRP and / or the second TRP are determined by at least one of the following:
[0272] Control Resource Set Resource Pool Index CoresetPoolIndex;
[0273] Transmission configuration indicates the TCI position in the TCI code point;
[0274] Coreset logo;
[0275] High-level signaling instructions;
[0276] The terminal device is reported;
[0277] Special configuration signaling configuration.
[0278] Alternatively, as an embodiment, the first TRP is determined by at least one of the manner; wherein the second TRP is a TRP other than the first TRP.
[0279] Alternatively, as an embodiment, the second TRP is configured by the special configuration signaling; wherein the special configuration signaling is used to configure the following:
[0280] The identifier of the first TRP;
[0281] The first TRP is associated with RS;
[0282] Specially configured RS, the special configuration RS belongs to the first TRP or belongs to the second TRP.
[0283] The network device 400 according to an embodiment of the present invention can refer to the flow of the method 200 of the embodiment of the present invention, and each unit / module and the other operations and / or functions in the network device 400 are respectively corresponding to the corresponding method 200. Process, and can achieve the same or equivalent technical effect, in order to be simple, will not be described here.
[0284] The various embodiments in the present specification are described in the manner, and each embodiment will be described in terms of different embodiments, and each embodiment can be used to see each other. For device embodiments, since it is substantially similar to the method embodiment, the relatively simple, the partial description of the method embodiment will be described.
[0285] In the case where the crown or a definition is used when referring to a feature or noun (for example, "a", "this"), the article used does not limit the number of the characteristics or noun, that is, divided In addition, this feature or noun is one case, and does not exclude the characteristics or nouns including a plurality of situations.
[0286] Moreover, the terms "first", "second", and "third" or the like are used in the specification and claims, and these terms do not have to describe the order or time order. It should be understood that the terms used in such a suitable environment are exchangeable, and embodiments of the invention described herein can be operated in other orders other than the order described or illustrated herein.
[0287] Figure 5 It is a block diagram of a terminal device according to another embodiment of the present invention. Figure 5 The terminal device 500 shown includes: at least one processor 501, a memory 502, at least one network interface 504, and a user interface 503. Each component in the terminal device 500 is coupled together through bus system 505. It will be appreciated that bus system 505 is used to implement connection communication between these components. The bus system 505 includes a power bus, a control bus, and a status signal bus in addition to the data bus. But for the sake of clarity, Figure 5The various buss are labeled as bus system 505.
[0288] The user interface 503 can include a display, a keyboard, click on a device (for example, a mouse, trackball), a tab or touch screen.
[0289] It will be appreciated that the memory 502 in the embodiments of the present invention may be volatile memory or non-volatile memory, or may include both volatile and non-volatile memory. Among them, non-volatile memory can be a read-only memory, a programmable read-only memory (Programmablerom, PROM), erased programmable read-only memory (EraSable PROM, EPROM), electric wiped Except for programmable read only memory (EEPROM) or flash memory. Volatile memory can be a random access memory (RAM), which is used as an external cache. Through exemplary but not limiting, many forms of RAM are available, such as static random access memory, dynamic random access memory, synchronous dynamic random access memory (Synchronous DRAM, SDRAM, double data rate synchronous dynamic random access memory (DDRAM), enhanced SDRAM, ESDRAM, synchronous connection dynamic random access memory (Synchlink DRAM, SLDRAM) Direct Memory Bus Random Access Memory (Directrambus Ram, DRAM). Memory 502 of the systems and methods described in the embodiments of the present invention is intended to include, but are not limited to, these and any other suitable type of memory.
[0290] In some embodiments, the memory 502 stores the following elements, executable modules or data structures, or their subset, or their extensions: operating system 5021, and application 5022.
[0291] Among them, the operating system 5021 includes various system programs, such as a frame layer, a core library layer, a drive layer, and the like for implementing a variety of basic services and processing hardware-based tasks. Application 5022, including a variety of applications, such as Media Player, browser, and the like for implementing various application services. Programs implement the embodiment of the present invention may be included in the application 5022.
[0292] In the embodiment of the present invention, the terminal device 500 further includes an instruction or program that is stored on a memory 502 and can perform in the processor 501, an instruction or program is executed by the processor 501 to implement the steps of the following method Embodiment 100.
[0293] The method disclosed in the embodiment of the present invention described above can be applied to processor 501 or is implemented by processor 501. Processor 501 may be an integrated circuit chip with signal processing capability. In the implementation, the steps of the above method can be completed by the integrated logic circuit or software form of the hardware in the processor 501. The processor 501 described above can be a general purpose processor, a digital signal processor, a DSP, a dedicated integrated circuit (ASIC), field programmable gate array, fpga or other Programming logic devices, discrete doors or transistor logic devices, discrete hardware components. Each method, step, and logic block diagram of the disclosed embodiments in the embodiments of the present invention can be implemented or implemented. The general purpose processor can be a microprocessor or the processor can also be any conventional processor or the like. The steps of the methods disclosed in the embodiments of the present invention can be directly reflected in the hardware decoder processor execution, or perform completion of the hardware and software module in the decoder processor. Software modules can be located in random memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers, etc. in the readable storage medium in this area. The readable storage medium is located in the memory 502, and the processor 501 reads the information in the memory 502, and combines the step of completing the above method in conjunction with its hardware. Specifically, the readable storage medium is stored in the presence of an instruction or program, instruction, or program is executed when executed by processor 501, as described above.
[0294] It will be appreciated that these embodiments described in the embodiments of the present invention can be implemented with hardware, software, firmware, intermediate, microcrates, or combinations thereof. For hardware implementation, processing units can implement an Application Specific Integrated Circuits, ASIC, Digital SignalProcessing, DSP, Digital Signal Processing Device (DSP Device, DSPD), programmable logic PROGRAMMABLOGIC DEVICE, PLD, field programmable gate array (FPGA), general purpose processor, controller, microcontroller, microprocessor, other electronic unit for performing the functions described herein Or in its combination.
[0295] For software implementation, the techniques described in the embodiments of the present invention can be implemented by performing modules (e.g., processes, functions, etc.) of the functions of the present invention. The software code can be stored in the memory and executed by the processor. The memory can be implemented in the processor or outside the processor.
[0296] The terminal device 500 can realize the various processes implemented in the terminal device in the foregoing embodiment, and can achieve the same or equivalent technical effects, in order to avoid repetition, will not be described here.
[0297] See Image 6 , Image 6 It is a configuration diagram of a network device applied to an embodiment of the present invention, and a method of embodiment 200 can be implemented, and the same effect is achieved. like Image 6 As shown, network device 600 includes: processor 601, transceiver 602, memory 603, and bus interface, where:
[0298] In an embodiment of the present invention, network device 600 further includes a step of being stored on a memory 603 and can run on the processor 601, an instruction or program is executed, and a method of implementing a method for executing a method of Example 200.
[0299] exist Image 6 In the bus architecture, the bus architecture can include any number of interconnected bus and bridge, which is concluded by various circuits of the memory 603 represented by the processor 601 and the memory 603. The bus architecture can also link a variety of other circuits such as peripherals, regulators, and power management circuits, which are well known in the art, and therefore, this paper will not be further described herein. The bus interface provides an interface. The transceiver 602 can be a plurality of components, i.e., a transmitter and a receiver, providing a unit for communicating with various other devices on a transport medium.
[0300] The processor 601 is responsible for managing bus architecture and usual processing, and memory 603 can store data used in executing operations during operation.
[0301] The present application embodiment also provides a readable storage medium that stores programs or instructions on the readable storage medium, the program or instructions are executed by the processor to implement the above method Example 100 and the method Example 200 in any one of the methods The various processes of the embodiments can achieve the same technical effect, in order to avoid repetition, will not be described here.
[0302] The processor is a processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium such as a computer read-only memory (ROM), random access memory (RAM), a disk, or an optical disk.
[0303] The present application provides another chip comprising a processor and a communication interface, the communication interface, and the processor coupled, the processor for running a program or instruction, implementing the above method Example 100 and method Embodiment 200 of any of the processes of embodiments, and can achieve the same technical effect, in order to avoid repetition, will not be described here.
[0304] It will be understood that the chips mentioned in the present application may also be referred to as a system-level chip, a system chip, a chip system, or a chip system chip.
[0305] It will be understood that the chips mentioned in the present application may also be referred to as a system-level chip, a system chip, a chip system, or a chip system chip.
[0306] It should be noted that the terms "including", "include" or any other variable admissibility thereof is intended to cover non-exclusive contained, such that the process, method, article, or device including a series of elements, not only those elements, Also included, other elements that are not explicitly listed, or include elements inherent to such processes, methods, articles, or devices. In the absence of more restrictions, the elements defined by the statement "include a ...", and there is no additional same elements in the process, method, article, or device including the element. Further, it is to be pointed out that the scope of the method and apparatus in the present application embodiment is not limited to the order shown or discussed, and may also include based on the functionally or in the reverse order according to the functions involved. Execution functions, for example, the described method can be performed in accordance with the order different from the described order, and various steps can also be added, or various steps can be added. In addition, features described with reference to certain examples can be combined in other examples.
[0307] Through the description of the above embodiments, those skilled in the art will clearly understand that the above-described embodiment method can be implemented by means of software plus necessary general hardware platforms, of course, can also pass hardware, but in many cases, the former is better. Embodiment. Based on this understanding, the technical solutions of the present application essentially or to contribute to prior art can be embodied in the form of software products, the computer software product stores in a storage medium (such as ROM / RAM, disks, In an optical disc, a number of instructions are included to enable a terminal (can be a mobile phone, computer, server, air conditioner, or network device, etc.) to perform the method described in the present application.
[0308] The embodiments of the present application will be described above with reference to the accompanying drawings, but the present application is not limited to the above-described specific embodiments, which are merely schematic, not limiting, and those skilled in the art Under the revelation of this application, many forms can be made in the case of the present application without departing from the scope of this application purpose and claims.

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