WO2024026800A1 - Procédé/appareil/dispositif de récupération après défaillance de faisceau de liaison latérale sl, et support de stockage - Google Patents

Procédé/appareil/dispositif de récupération après défaillance de faisceau de liaison latérale sl, et support de stockage Download PDF

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Publication number
WO2024026800A1
WO2024026800A1 PCT/CN2022/110388 CN2022110388W WO2024026800A1 WO 2024026800 A1 WO2024026800 A1 WO 2024026800A1 CN 2022110388 W CN2022110388 W CN 2022110388W WO 2024026800 A1 WO2024026800 A1 WO 2024026800A1
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WIPO (PCT)
Prior art keywords
terminal device
configuration
recovery
beam failure
bfd
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PCT/CN2022/110388
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English (en)
Chinese (zh)
Inventor
杨星
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北京小米移动软件有限公司
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Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to PCT/CN2022/110388 priority Critical patent/WO2024026800A1/fr
Priority to CN202280002563.7A priority patent/CN115516902A/zh
Publication of WO2024026800A1 publication Critical patent/WO2024026800A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/04—Arrangements for maintaining operational condition
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0096—Indication of changes in allocation
    • H04L5/0098—Signalling of the activation or deactivation of component carriers, subcarriers or frequency bands
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams

Definitions

  • the present disclosure relates to the field of communication technology, and in particular to an SL beam failure recovery, device, equipment and storage medium.
  • SL Sidelink
  • the SL beam failure recovery method, device, equipment and storage medium proposed in this disclosure are to solve the technical problem in related technologies that SL transmission does not support beam failure recovery.
  • embodiments of the present disclosure provide a SL beam failure recovery method, which is executed by a first terminal device and includes:
  • Determine configuration information which includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration is used for sidelink beam failure recovery SL-BFR;
  • an SL beam failure recovery process is triggered.
  • a SL beam failure recovery method determines configuration information.
  • the configuration information includes at least one of the following: at least one for indicating SL between the first terminal device and the second terminal device.
  • the first indication information of the beam the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least A second configuration, the second configuration is used to perform SL-BFR.
  • the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • determining the SL beam failure based on the configuration information includes:
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the determined configuration information includes at least one of the following:
  • measuring the SL-BFD-RS and determining whether the number of BF occurrences meets preset conditions includes:
  • measuring the SL-BFD-RS and determining whether the number of BF occurrences meets preset conditions includes:
  • a timer is started, and the timing duration of the timer is the preset duration;
  • the method also includes:
  • the count value of the number of BF occurrences is set to zero.
  • the method also includes:
  • a measurement result is obtained, where the measurement result is a measurement result obtained by measuring the reference signal corresponding to the candidate recovery beam.
  • the triggering SL beam failure recovery process includes:
  • the SL-BFR indication includes at least one of the following:
  • the triggering SL beam failure recovery process includes:
  • the measurement results include at least one of the following:
  • embodiments of the present disclosure provide a SL beam failure recovery method, which is executed by a second terminal device and includes:
  • the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, wherein the second terminal device communicates with the first terminal device through SL;
  • At least one SL beam corresponds to the SL-BFD-RS carried
  • At least one first configuration is used to perform SL-BFD;
  • At least one second configuration for performing SL-BFR At least one second configuration for performing SL-BFR.
  • the determined configuration information includes:
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the method also includes:
  • sending the configuration information to the first terminal device includes:
  • the configuration information is sent to the first terminal device corresponding to the identification.
  • the method also includes:
  • the SL-BFR indication includes at least one of the following:
  • the method also includes:
  • the second terminal device autonomously determines the candidate recovery beam to be activated.
  • the method further includes:
  • the second indication information includes at least one of the following:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the method further includes:
  • the SL-BFR indicates the identity of the corresponding first terminal device.
  • the method also includes:
  • the method also includes:
  • the beam activation indication includes an identifier of the activated candidate recovery beam
  • embodiments of the present disclosure provide a SL beam failure recovery method, which is executed by a network device and includes:
  • configuration information includes at least one of the following:
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration for performing sidelink beam failure recovery SL-BFR At least one second configuration for performing sidelink beam failure recovery SL-BFR.
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the method also includes:
  • the method also includes:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the method also includes:
  • the SL-BFR indicates the identity of the corresponding first terminal device
  • the SL-BFR indication includes at least one of the following:
  • the method also includes:
  • the activation beam information includes an identifier of the activated candidate recovery beam.
  • an embodiment of the present disclosure provides a communication device, which is configured in a first terminal device and includes:
  • a processing module used to determine configuration information, where the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration is used for sidelink beam failure recovery SL-BFR;
  • the processing module is further configured to trigger an SL beam failure recovery process in response to determining that the SL beam fails based on the configuration information.
  • an embodiment of the present disclosure provides a communication device, which is configured in a second terminal device and includes:
  • a transceiver module configured to receive the SL-BFR indication sent by the first terminal device, and the second terminal device communicates with the first terminal device through SL;
  • the SL-BFR indication includes at least one of the following:
  • an embodiment of the present disclosure provides a communication device, which is configured in a network device and includes:
  • a transceiver module configured to send configuration information to the first terminal device, where the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration for performing sidelink beam failure recovery SL-BFR At least one second configuration for performing sidelink beam failure recovery SL-BFR.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor.
  • the processor calls a computer program in a memory, it executes the method described in the first aspect.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor.
  • the processor calls a computer program in a memory, it executes the method described in the second aspect.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor.
  • the processor calls a computer program in a memory, it executes the method described in the third aspect.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor and a memory, and a computer program is stored in the memory; the processor executes the computer program stored in the memory, so that the communication device executes The method described in the first aspect above.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor and a memory, and a computer program is stored in the memory; the processor executes the computer program stored in the memory, so that the communication device Perform the method described in the second aspect above.
  • an embodiment of the present disclosure provides a communication device.
  • the communication device includes a processor and a memory, and a computer program is stored in the memory; the processor executes the computer program stored in the memory, so that the communication device Perform the method described in the third aspect above.
  • an embodiment of the present disclosure provides a communication device.
  • the device includes a processor and an interface circuit.
  • the interface circuit is used to receive code instructions and transmit them to the processor.
  • the processor is used to run the code instructions to cause The device performs the method described in the first aspect above.
  • an embodiment of the present disclosure provides a communication device.
  • the device includes a processor and an interface circuit.
  • the interface circuit is used to receive code instructions and transmit them to the processor.
  • the processor is used to run the code instructions to cause The device performs the method described in the second aspect above.
  • an embodiment of the present disclosure provides a communication device.
  • the device includes a processor and an interface circuit.
  • the interface circuit is used to receive code instructions and transmit them to the processor.
  • the processor is used to run the code instructions to cause The device performs the method described in the third aspect above.
  • an embodiment of the present disclosure provides a communication system, which includes the communication device described in the fourth aspect to the communication device described in the sixth aspect, or the system includes the communication device described in the seventh aspect to The communication device according to the ninth aspect, or the system includes the communication device according to the tenth aspect to the communication device according to the twelfth aspect, or the system includes the communication device according to the thirteenth aspect through the tenth aspect.
  • the communication device described in the five aspects includes the communication device described in the fourth aspect to the communication device described in the sixth aspect, or the system includes the communication device described in the seventh aspect to The communication device according to the ninth aspect, or the system includes the communication device according to the tenth aspect to the communication device according to the twelfth aspect, or the system includes the communication device according to the thirteenth aspect through the tenth aspect.
  • embodiments of the present invention provide a computer-readable storage medium for storing instructions used by the above-mentioned network device and/or the above-mentioned terminal device.
  • the network device is caused to execute the above-mentioned The method described in the first aspect, and/or causing the terminal device to perform the method described in the second aspect, and/or causing the terminal device to perform the method described in the third aspect.
  • the present disclosure also provides a computer program product including a computer program, which, when run on a computer, causes the computer to execute the method described in any one of the above-mentioned first to third aspects.
  • the present disclosure provides a chip system.
  • the chip system includes at least one processor and an interface, and is used to support a network device to implement the functions involved in the method described in the first aspect, and/or to support a terminal device.
  • Implement the functions involved in the method described in the second aspect, and/or support the terminal device to implement the functions involved in the method described in the third aspect for example, determine or process at least one of the data and information involved in the above method.
  • the chip system further includes a memory, and the memory is used to store necessary computer programs and data of the source secondary node.
  • the chip system may be composed of chips, or may include chips and other discrete devices.
  • the present disclosure provides a computer program that, when run on a computer, causes the computer to perform the method described in any one of the above-mentioned first to third aspects.
  • Figure 1 is a schematic architectural diagram of a communication system provided by an embodiment of the present disclosure
  • Figure 2 is a schematic flowchart of SL beam failure recovery provided by another embodiment of the present disclosure.
  • Figure 3 is a schematic flowchart of SL beam failure recovery provided by an embodiment of the present disclosure
  • Figure 4 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 5 is an interactive schematic diagram of SL beam failure recovery provided by an embodiment of the present disclosure
  • Figure 6 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 7 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 8 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 9 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 10 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 11 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 12 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 13 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 14 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 15 is a schematic flowchart of SL beam failure recovery provided by yet another embodiment of the present disclosure.
  • Figure 16 is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure.
  • Figure 17 is a schematic structural diagram of a communication device provided by another embodiment of the present disclosure.
  • Figure 18 is a schematic structural diagram of a communication device provided by another embodiment of the present disclosure.
  • Figure 19 is a block diagram of a communication device provided by an embodiment of the present disclosure.
  • Figure 20 is a schematic structural diagram of a chip provided by an embodiment of the present disclosure.
  • first, second, third, etc. may be used to describe various information in the embodiments of the present disclosure, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • the words "if” and “if” as used herein may be interpreted as “when” or “when” or “in response to determining.”
  • Sidelink communication is divided into two modes, one is called discovery between UEs (dicovery), and the other is called communication between UEs.
  • Sidelink uses uplink resources and uplink physical channels similar to cellular networks (LTE) for data interactive transmission.
  • LTE cellular networks
  • RRC signaling can provide parameter configuration functions for the underlying protocol entities of the access network; it is responsible for measurement, control and other functions related to mobility management of terminal equipment.
  • FIG. 1 is a schematic architectural diagram of a communication system provided by an embodiment of the present disclosure.
  • the communication system may include but is not limited to a network device, a first terminal device and a second terminal device, wherein the first terminal device and the second terminal device communicate through SL.
  • the number and form of devices shown in Figure 1 are only The examples are not intended to limit the embodiments of the present disclosure. Practical applications may include two or more network devices and two or more terminal devices.
  • the communication system shown in Figure 1 includes a network device 11, a first terminal device 12, and a second terminal device 13 as an example.
  • LTE long term evolution
  • 5th generation fifth generation
  • 5G new radio (NR) system 5th generation new radio
  • the network device 11 in the embodiment of the present disclosure is an entity on the network side that is used to transmit or receive signals.
  • the network device 11 may be an evolved base station (evolved NodeB, eNB), a transmission reception point (TRP), a next generation base station (next generation NodeB, gNB) in an NR system, or other base stations in future mobile communication systems. Base stations or access nodes in wireless fidelity (WiFi) systems, etc.
  • the embodiments of the present disclosure do not limit the specific technologies and specific equipment forms used by network equipment.
  • the network equipment provided by the embodiments of the present disclosure may be composed of a centralized unit (CU) and a distributed unit (DU).
  • the CU may also be called a control unit (control unit).
  • CU-DU is used.
  • the structure can separate the protocol layers of network equipment, such as base stations, and place some protocol layer functions under centralized control on the CU. The remaining part or all protocol layer functions are distributed in the DU, and the CU centrally controls the
  • the first terminal device 12 and the second terminal device 13 in the embodiment of the present disclosure may be an entity on the user side for receiving or transmitting signals, such as a mobile phone.
  • Terminal equipment can also be called terminal equipment (terminal), user equipment (user equipment, UE), mobile station (mobile station, MS), mobile terminal equipment (mobile terminal, MT), etc.
  • the terminal device can be a car with communication functions, a smart car, a mobile phone, a wearable device, a tablet computer (Pad), a computer with wireless transceiver functions, a virtual reality (VR) terminal device, an augmented reality (augmented reality (AR) terminal equipment, wireless terminal equipment in industrial control, wireless terminal equipment in self-driving, wireless terminal equipment in remote medical surgery, smart grid ( Wireless terminal equipment in smart grid, wireless terminal equipment in transportation safety, wireless terminal equipment in smart city, wireless terminal equipment in smart home, etc.
  • the embodiments of the present disclosure do not limit the specific technology and specific equipment form used by the terminal equipment.
  • the mentioned “obtained from” or “obtained sent from” can be understood as “received from” or “Received...sent”.
  • FIG. 2 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 2, the SL beam failure recovery may include the following steps:
  • Step 201 Determine configuration information.
  • the configuration information may include at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, wherein the second terminal device communicates with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal (Sidelink Beam Failure Detection Reference Signal, SL-BFD-RS) carried;
  • SL-BFD-RS Sidelink Beam Failure Detection Reference Signal
  • the first configuration is used for sidelink beam failure detection (Sidelink Beam Failure Detection, SL-BFD);
  • the second configuration is used for sidelink beam failure recovery (Sidelink Beam Failure Recovery, SL-BFR).
  • the above-mentioned first indication information may be a (SL) transmission configuration indicator (Transmission Configuration Indicator, TCI) corresponding to the SL beam.
  • SL transmission Configuration Indicator
  • the above-mentioned first configuration may include at least one of the following:
  • the first threshold value (for example, it can be the maximum beam failure value);
  • the first threshold value is used: when it is measured that the number of occurrences of beam failure (Beam Failure, BF) reaches the first threshold value, or when it is measured that the number of occurrences of BF within the preset time period reaches the first threshold value, If the threshold value is exceeded, it is determined that SL beam failure has occurred.
  • Beam Failure, BF Beam Failure
  • the above-mentioned second configuration may include at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • the second threshold value may be specifically used to determine an activated candidate recovery beam from the candidate recovery beams, so that when an SL beam failure occurs, beam transmission can be resumed based on the activated candidate recovery beam. For example, any one or more candidate recovery beams whose measurement results are greater than the second threshold value may be determined as activated candidate recovery beams.
  • different SL-BFD-RSs may correspond to different first configurations; and/or different SL-BFD-RSs may correspond to different second configurations.
  • Each first configuration is used to perform SL-BFD on its corresponding SL-BFD-RS
  • each second configuration is used to perform SL-BFR on its corresponding SL-BFD-RS.
  • SL-BFD-RS#1 can correspond to the first configuration #1 and the second configuration #1;
  • SL-BFD-RS#2 can correspond to the first configuration #2 and the second configuration #2.
  • the first configuration #1 can be used to perform SL-BFD on SL-BFD-RS#1 (that is, the preset duration and/or the first threshold value in the first configuration #1 can be used to perform SL-BFD on SL-BFD-RS#1.
  • the second configuration #1 can be used to perform SL-BFR on SL-BFD-RS#1 (that is, the candidate recovery beams in the second configuration #1 and/or the second threshold value to perform SL-BFD on SL-BFD-RS#1)
  • the first configuration #2 can be used to perform SL-BFD on SL-BFD-RS#2 (that is, the preset value in the first configuration #2 can be used.
  • the second configuration #2 can be used to perform SL-BFR on SL-BFD-RS#2 (that is, the second configuration can be used to perform SL-BFD on SL-BFD-RS#2).
  • Step 202 In response to determining that the SL beam fails based on the configuration information, trigger an SL beam failure recovery process.
  • the method for determining SL beam failure based on configuration information may be:
  • the SL-BFD-RS may be measured based on the first configuration to determine whether the number of BF occurrences satisfies the preset condition.
  • the preset condition may be: the number of BF occurrences exceeds the first threshold, and/or the number of BF occurrences exceeds the first threshold within the preset time period.
  • the first terminal device can detect whether BF occurs and count the number of BF occurrences.
  • the physical layer of the first terminal device receives the When the SL Beam Failure Indication (BFI) is sent by other layers, it is confirmed that the occurrence of BF has been detected. Therefore, the number of BF occurrences can be counted by counting the number of times the first terminal device receives the SL BFI indication. .
  • the number of BF occurrences reaches the first threshold value, it is determined that the preset condition is met; otherwise, it is determined that the preset condition is not met.
  • the first terminal device detects that BF occurs for the first time during the measurement of SL-BFD-RS, it starts a timer and starts counting the number of BF transmissions, where the timing length of the timer is the above-mentioned preset length. , and, when the number of BF occurrences reaches the first threshold value during the start of the timer, it is determined that the preset condition is met, otherwise, it is determined that the preset condition is not met.
  • the count value of the number of BF occurrences will be set to zero to prevent the current count value of the number of BF occurrences from affecting the next SL -Count of the number of BF occurrences during BFD-RS measurement.
  • the SL beam failure recovery process needs to be triggered for beam recovery. Specifically, how the first terminal device triggers the SL beam failure recovery The details of the process will be introduced in subsequent embodiments.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 3 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 3, the SL beam failure recovery may include the following steps:
  • Step 301 Receive configuration information sent by the network device.
  • the first terminal device may receive the configuration information sent by the network device through system information and/or RRC reconfiguration messages.
  • the network device should also synchronize to the network device connected to the first terminal device SL.
  • the second terminal device sends the configuration information (for example, the configuration information can be sent to the second terminal device through system information and/or RRC reconfiguration messages), so that both the first terminal device and the second terminal device know the configuration information, so that the second terminal device A terminal device and a second terminal device may subsequently perform beam management based on the configuration information to implement a beam failure recovery process.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 4 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 4, the SL beam failure recovery may include the following steps:
  • Step 401 Receive configuration information sent by the second terminal device.
  • the first terminal device may receive the configuration information sent by the network device through the SL RRC message.
  • the configuration information at the second terminal device may be sent by the network device.
  • the network device when the network device sends the configuration information to the second terminal device, it may also synchronously send the identification of the first terminal device to which the configuration information applies to the second terminal device, so that the second terminal device The terminal device may send the configuration information to the corresponding first terminal device based on the identification.
  • the network device may not send the identification of the first terminal device to which the configuration information is applicable to the second terminal device. In this case, it means that the configuration information is applicable to the device connected to the second terminal device SL. Any one or more first terminal devices.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 5 is a schematic flowchart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 5, the SL beam failure recovery may include the following steps:
  • Step 501 Obtain a measurement result, which is a measurement result obtained by measuring the reference signal corresponding to the candidate recovery beam.
  • the first terminal device may determine the identity of at least one candidate recovery beam and the reference signal corresponding to the at least one candidate recovery beam based on the second configuration, and then, the first terminal device may Measure the reference signal carried by the at least one candidate recovery beam to obtain a measurement result.
  • the measurement result may include at least one of the following:
  • RSRP Reference Signal Received Power
  • SINR Signal-to-Interference plus Noise Ratio
  • this step 501 there is no sequence between this step 501 and the step of "determining SL beam failure based on configuration information" in the above embodiment.
  • this step 501 can be performed before or after "determining that the SL beam fails based on the configuration information", or can be performed at the same time.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 6 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 6, the SL beam failure recovery may include the following steps:
  • Step 601 Send an SL-BFR indication to the second terminal device.
  • the SL-BFR indication may be used to indicate that an SL beam failure occurs in the first terminal device. And, in an embodiment of the present disclosure, when the first terminal device determines that SL beam failure has occurred, the SL-BFR indication may be sent to the second terminal device.
  • the SL-BFR indication may include at least one of the following:
  • the identification of candidate recovery beams with measurement results (that is, only the identification of candidate recovery beams is sent without sending the measurement results of candidate recovery beams, and only the identification of candidate recovery beams with measurement results is sent without sending the identification of candidate recovery beams with no measurement results). Identification of candidate recovery beams);
  • the identification of the candidate recovery beams with measurement results can be as follows:
  • the measurement results (such as the measured beam signal strengths) are arranged in order from high to low or from low to high. Therefore, the second terminal device can know the relationship between the candidate recovery beams based on the order of identification of the candidate recovery beams.
  • the arrangement order of the measurement results so that the second terminal device can subsequently determine the specifically activated candidate recovery beam based on the arrangement order.
  • the measurement result is higher than the second threshold value.
  • the identifiers of the candidate recovery beams can be arranged in order from high to low or from low to high according to the measurement results. Therefore, the second terminal device can know the measurements between the candidate recovery beams based on the order of the identifiers of the candidate recovery beams. The results are arranged in an order, so that the second terminal device can subsequently determine specifically activated candidate recovery beams based on the order.
  • Step 602 Receive the beam activation indication sent by the second terminal device.
  • the beam activation indication includes an identifier of the activated candidate recovery beam.
  • the activated candidate recovery beam may be the candidate recovery beam with the best measurement result, or it may be any one or any of the candidate recovery beams with the top measurement results. Multiple candidate recovery beams, or any one or more candidate recovery beams whose measurement results are greater than the second threshold.
  • Step 603 Determine activated candidate recovery beams based on the beam activation indication.
  • the first terminal device may determine the activated candidate restoration beam based on the identification of the activated candidate restoration beam included in the beam activation indication.
  • Step 604 Communicate with the second terminal device based on the activated candidate recovery beam.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 7 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 7, the SL beam failure recovery may include the following steps:
  • Step 701 Receive the SL-BFR indication sent by the first terminal device.
  • the SL-BFR indication may include at least one of the following:
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG 8 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 8, the SL beam failure recovery may include the following steps:
  • Step 801 Determine configuration information.
  • this step 801 may be performed before the above step 701.
  • the above method of determining configuration information may include:
  • the second terminal device may receive the configuration information sent by the network device through the system information and/or the RRC reconfiguration message and the identification of the first terminal device to which the configuration information applies.
  • the configuration information may include at least one of the following:
  • At least one SL beam corresponds to the SL-BFD-RS carried
  • At least one first configuration is used to perform SL-BFD;
  • At least one second configuration for performing SL-BFR At least one second configuration for performing SL-BFR.
  • the second terminal device if the second terminal device only receives the configuration information indicated by the network device, but does not receive the identification of the first terminal device indicated by the network device, it means that the configuration information is suitable for All first terminal devices connected to the second terminal device SL.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 9 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 9, the SL beam failure recovery may include the following steps:
  • Step 901 Send configuration information to the first terminal device.
  • this step 901 may be performed before the above-mentioned step 701 and after the above-mentioned step 801.
  • the second terminal device may send configuration information to the first terminal device through an SL RRC message.
  • the second terminal device when the second terminal device receives the identification of the first terminal device indicated by the network device in the above step 801, the second terminal device may send the identification to the identification in step 901. The corresponding first terminal device sends the configuration information.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG 10 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 10, the SL beam failure recovery may include the following steps:
  • Step 1001 The second terminal device independently determines the candidate recovery beam to be activated.
  • the second terminal device can autonomously determine the candidate recovery to be activated based on the SL-BFR indication. beam.
  • the activated candidate recovery beam may be the candidate recovery beam with the best measurement result, or it may be any one or more candidate recovery beams among the top candidate recovery beams with measurement results, or it may be It is any one or any plurality of candidate recovery beams whose measurement results are greater than the second threshold value.
  • Step 1002 Send a beam activation indication to the first terminal device, where the beam activation indication includes the identifier of the activated candidate recovery beam.
  • Step 1003 Communicate with the first terminal device based on the activated candidate recovery beam.
  • Step 1004 In response to the second terminal device meeting the specific condition, send second instruction information to the network device.
  • the specific condition may include at least one of the following:
  • the second terminal device is in a connected state
  • the second terminal device allocates SL transmission resources based on dynamic scheduling of the network device.
  • the second indication information may include at least one of the following:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the second terminal device reports second indication information indicating the selected activated candidate recovery beam to the network device, so that the network device knows which recovery candidate is specifically activated between the first terminal device and the second terminal device. beam to restore beam communication, thereby facilitating the network device to subsequently schedule SL resources for the first terminal device and the second terminal device based on the activated candidate restoration beam.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG 11 is a schematic flow chart of SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 11, the SL beam failure recovery may include the following steps:
  • Step 1101 In response to the second terminal device meeting a specific condition, send third indication information to the network device.
  • the specific condition may include at least one of the following:
  • the second terminal device is in a connected state
  • the second terminal device allocates SL transmission resources based on dynamic scheduling of the network device.
  • the third indication information is sent to the network device.
  • the third indication information may include at least one of the following:
  • SL-BFR indicates the identity of the corresponding first terminal device.
  • Step 1102 Obtain the activation beam information sent by the network device.
  • the activation beam information includes the identifier of the activated candidate recovery beam.
  • the activation beam information may further include an identification of the first terminal device to which the activated candidate recovery beam is applicable.
  • the activation beam information does not include the identification of the first terminal device, it means that the activated candidate recovery beam is suitable for any one or more second terminals connected to the second terminal device SL. equipment.
  • Step 1103 Send a beam activation indication to the first terminal device, where the beam activation indication includes the identifier of the activated candidate recovery beam.
  • the second terminal device in response to the activation beam information sent by the network device in the above step 1102 including the identification of the first terminal device, the second terminal device should send a message to the corresponding first terminal based on the identification. The device sends this beam activation indication.
  • Step 1104 Communicate with the first terminal device based on the activated candidate recovery beam.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG 12 is a schematic flowchart of an SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 12, the SL beam failure recovery may include the following steps:
  • Step 1201 Send configuration information to the first terminal device.
  • the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration for performing sidelink beam failure recovery SL-BFR At least one second configuration for performing sidelink beam failure recovery SL-BFR.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 13 is a schematic flowchart of an SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 13, the SL beam failure recovery may include the following steps:
  • Step 1301 Send configuration information and/or the identification of the first terminal device to which the configuration information applies to the second terminal device.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG 14 is a schematic flowchart of an SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 14, the SL beam failure recovery may include the following steps:
  • Step 1401 Receive second instruction information sent by the second terminal device.
  • the second indication information includes at least one of the following:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • FIG. 15 is a schematic flowchart of an SL beam failure recovery provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 15, the SL beam failure recovery may include the following steps:
  • Step 1501 Receive third indication information sent by the second terminal device.
  • the third indication information includes at least one of the following:
  • the SL-BFR indicates the identity of the corresponding first terminal device
  • the SL-BFR indication includes at least one of the following:
  • Step 1502 Determine the activated candidate recovery beam
  • Step 1503 Send activation beam information to the second terminal device, where the activation beam information includes an identifier of the activated candidate recovery beam.
  • the first terminal device determines configuration information, and the configuration information includes at least one of the following: at least one used to indicate the first terminal device and the second terminal First indication information of SL beams between devices, the second terminal device communicates with the first terminal device through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL-BFD; at least one second configuration, the second configuration is used to perform SL-BFR. And, in response to the first terminal device determining that the SL beam fails based on the configuration information, the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • Figure 16 is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure. As shown in Figure 16, the device may include:
  • a processing module used to determine configuration information, where the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration is used for sidelink beam failure recovery SL-BFR;
  • the processing module is further configured to trigger an SL beam failure recovery process in response to determining that the SL beam fails based on the configuration information.
  • the first terminal device determines the configuration information, and the configuration information includes at least one of the following: at least one for indicating the configuration between the first terminal device and the second terminal device.
  • the first indication information of the SL beams between the second terminal equipment and the first terminal equipment communicates through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL- BFD; at least one second configuration, the second configuration is used to perform SL-BFR.
  • the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • the processing module is also used to:
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the processing module is also used to:
  • the processing module is also used to:
  • the processing module is also used to:
  • a timer is started, and the timing duration of the timer is the preset duration;
  • the device is also used for:
  • the count value of the number of BF occurrences is set to zero.
  • the device is also used for:
  • a measurement result is obtained, where the measurement result is a measurement result obtained by measuring the reference signal corresponding to the candidate recovery beam.
  • the processing module is also used to:
  • the SL-BFR indication includes at least one of the following:
  • the processing module is also used to:
  • the measurement results include at least one of the following:
  • Figure 17 is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure. As shown in Figure 17, the device may include:
  • a processing module used to determine configuration information; the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, wherein the second terminal device communicates with the first terminal device through SL;
  • At least one SL beam corresponds to the SL-BFD-RS carried
  • At least one first configuration is used to perform SL-BFD;
  • At least one second configuration for performing SL-BFR At least one second configuration for performing SL-BFR.
  • the first terminal device determines the configuration information, and the configuration information includes at least one of the following: at least one for indicating the configuration between the first terminal device and the second terminal device.
  • the first indication information of the SL beams between the second terminal equipment and the first terminal equipment communicates through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL- BFD; at least one second configuration, the second configuration is used to perform SL-BFR.
  • the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • the device is also used for:
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the device is also used for:
  • the transceiver module is also used to:
  • the configuration information is sent to the first terminal device corresponding to the identification.
  • the method further includes:
  • the SL-BFR indication includes at least one of the following:
  • the device is also used for:
  • the second terminal device autonomously determines the candidate recovery beam to be activated.
  • the apparatus in response to the second terminal device being in a connected state and/or the second terminal device allocating SL transmission resources based on dynamic scheduling of network devices, the apparatus Also used for:
  • the second indication information includes at least one of the following:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the device in response to the second terminal device being in the connected state, and/or the second terminal device allocating SL transmission resources based on dynamic scheduling of network devices, in the After receiving the SL-BFR indication sent by the first terminal equipment, the device is also used to:
  • the SL-BFR indicates the identity of the corresponding first terminal device.
  • the device is also used for:
  • the device is also used for:
  • the beam activation indication includes an identifier of the activated candidate recovery beam
  • Figure 18 is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure. As shown in Figure 18, the device may include:
  • a transceiver module configured to send configuration information to the first terminal device, where the configuration information includes at least one of the following:
  • At least one first indication information for indicating the SL beam between the first terminal device and the second terminal device, the second terminal device communicating with the first terminal device through SL;
  • At least one SL beam corresponds to the sidelink beam failure detection reference signal SL-BFD-RS carried;
  • At least one first configuration is used to perform sidelink beam failure detection SL-BFD;
  • At least one second configuration for performing sidelink beam failure recovery SL-BFR At least one second configuration for performing sidelink beam failure recovery SL-BFR.
  • the first terminal device determines the configuration information, and the configuration information includes at least one of the following: at least one for indicating the configuration between the first terminal device and the second terminal device.
  • the first indication information of the SL beams between the second terminal equipment and the first terminal equipment communicates through SL; at least one SL beam corresponds to the SL-BFD-RS carried; at least one first configuration, the first configuration is used to perform SL- BFD; at least one second configuration, the second configuration is used to perform SL-BFR.
  • the first terminal device triggers the SL beam failure recovery process.
  • embodiments of the present disclosure provide a SL beam failure recovery method between directly connected SL terminal devices, so that SL transmission can support beam failure recovery.
  • the first indication information is a transmission configuration indication TCI corresponding to the SL beam.
  • the first configuration includes at least one of the following:
  • the first threshold value is used: when it is measured that the number of BF occurrences reaches the first threshold value, or when it is measured that the number of BF occurrences within the preset time period reaches the first threshold value , it is determined that SL beam failure has occurred.
  • the second configuration includes at least one of the following:
  • At least one candidate recovery beam corresponds to the reference signal carried
  • different SL-BFD-RS correspond to different first configurations
  • Different SL-BFD-RS correspond to different second configurations.
  • the device is also used for:
  • the device is also used for:
  • the identifier of the activated candidate recovery beam independently determined by the second terminal device
  • the device is also used for:
  • the SL-BFR indicates the identity of the corresponding first terminal device
  • the SL-BFR indication includes at least one of the following:
  • the device is also used for:
  • the activation beam information includes an identifier of the activated candidate recovery beam.
  • FIG 19 is a schematic structural diagram of a communication device 1900 provided by an embodiment of the present application.
  • the communication device 1900 may be a network device, a terminal device, a chip, a chip system, or a processor that supports a network device to implement the above method, or a chip, a chip system, or a processor that supports a terminal device to implement the above method.
  • Processor etc. The device can be used to implement the method described in the above method embodiment. For details, please refer to the description in the above method embodiment.
  • Communication device 1900 may include one or more processors 1901.
  • the processor 1901 may be a general-purpose processor or a special-purpose processor, or the like.
  • it can be a baseband processor or a central processing unit.
  • the baseband processor can be used to process communication protocols and communication data.
  • the central processor can be used to control communication devices (such as base stations, baseband chips, terminal equipment, terminal equipment chips, DU or CU, etc.) and execute computer programs. , processing data for computer programs.
  • the communication device 1900 may also include one or more memories 1902, on which a computer program 1904 may be stored.
  • the processor 1901 executes the computer program 1904, so that the communication device 1900 performs the steps described in the above method embodiments. method.
  • the memory 1902 may also store data.
  • the communication device 1900 and the memory 1902 can be provided separately or integrated together.
  • the communication device 1900 may also include a transceiver 1905 and an antenna 1906.
  • the transceiver 1905 may be called a transceiver unit, a transceiver, a transceiver circuit, etc., and is used to implement transceiver functions.
  • the transceiver 1905 may include a receiver and a transmitter.
  • the receiver may be called a receiver or a receiving circuit, etc., used to implement the receiving function;
  • the transmitter may be called a transmitter, a transmitting circuit, etc., used to implement the transmitting function.
  • the communication device 1900 may also include one or more interface circuits 1907.
  • the interface circuit 1907 is used to receive code instructions and transmit them to the processor 1901 .
  • the processor 1901 executes the code instructions to cause the communication device 1900 to perform the method described in the above method embodiment.
  • the processor 1901 may include a transceiver for implementing receiving and transmitting functions.
  • the transceiver may be a transceiver circuit, an interface, or an interface circuit.
  • the transceiver circuits, interfaces or interface circuits used to implement the receiving and transmitting functions can be separate or integrated together.
  • the above-mentioned transceiver circuit, interface or interface circuit can be used for reading and writing codes/data, or the above-mentioned transceiver circuit, interface or interface circuit can be used for signal transmission or transfer.
  • the processor 1901 may store a computer program 1903, and the computer program 1903 runs on the processor 1901, causing the communication device 1900 to perform the method described in the above method embodiment.
  • the computer program 1903 may be solidified in the processor 1901, in which case the processor 1901 may be implemented by hardware.
  • the communication device 1900 may include a circuit, which may implement the functions of sending or receiving or communicating in the foregoing method embodiments.
  • the processor and transceiver described in this application can be implemented in integrated circuits (ICs), analog ICs, radio frequency integrated circuits RFICs, mixed signal ICs, application specific integrated circuits (ASICs), printed circuit boards ( printed circuit board (PCB), electronic equipment, etc.
  • the processor and transceiver can also be manufactured using various IC process technologies, such as complementary metal oxide semiconductor (CMOS), n-type metal oxide-semiconductor (NMOS), P-type Metal oxide semiconductor (positive channel metal oxide semiconductor, PMOS), bipolar junction transistor (BJT), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (GaAs), etc.
  • CMOS complementary metal oxide semiconductor
  • NMOS n-type metal oxide-semiconductor
  • PMOS P-type Metal oxide semiconductor
  • BJT bipolar junction transistor
  • BiCMOS bipolar CMOS
  • SiGe silicon germanium
  • GaAs gallium arsenide
  • the communication device described in the above embodiments may be a network device or a terminal device, but the scope of the communication device described in this application is not limited thereto, and the structure of the communication device may not be limited by FIG. 19 .
  • the communication device may be a stand-alone device or may be part of a larger device.
  • the communication device may be:
  • the IC collection may also include storage components for storing data and computer programs;
  • the communication device may be a chip or a chip system
  • the schematic structural diagram of the chip shown in FIG. 20 refer to the schematic structural diagram of the chip shown in FIG. 20 .
  • the chip shown in Figure 20 includes a processor 2001 and an interface 2002.
  • the number of processors 2001 may be one or more, and the number of interfaces 2002 may be multiple.
  • the chip also includes a memory 2003, which is used to store necessary computer programs and data.
  • This application also provides a readable storage medium on which instructions are stored. When the instructions are executed by a computer, the functions of any of the above method embodiments are implemented.
  • This application also provides a computer program product, which, when executed by a computer, implements the functions of any of the above method embodiments.
  • the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • software it may be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer programs.
  • the computer program When the computer program is loaded and executed on a computer, the processes or functions described in the embodiments of the present application are generated in whole or in part.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer program may be stored in or transferred from one computer-readable storage medium to another, for example, the computer program may be transferred from a website, computer, server, or data center Transmission to another website, computer, server or data center through wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) means.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more available media integrated.
  • the usable media may be magnetic media (e.g., floppy disks, hard disks, magnetic tapes), optical media (e.g., high-density digital video discs (DVD)), or semiconductor media (e.g., solid state disks, SSD)) etc.
  • magnetic media e.g., floppy disks, hard disks, magnetic tapes
  • optical media e.g., high-density digital video discs (DVD)
  • DVD digital video discs
  • semiconductor media e.g., solid state disks, SSD
  • At least one in this application can also be described as one or more, and the plurality can be two, three, four or more, which is not limited by this application.
  • the technical feature is distinguished by “first”, “second”, “third”, “A”, “B”, “C” and “D”, etc.
  • the technical features described in “first”, “second”, “third”, “A”, “B”, “C” and “D” are in no particular order or order.
  • the corresponding relationships shown in each table in this application can be configured or predefined.
  • the values of the information in each table are only examples and can be configured as other values, which are not limited by this application.
  • the corresponding relationships shown in some rows may not be configured.
  • appropriate deformation adjustments can be made based on the above table, such as splitting, merging, etc.
  • the names of the parameters shown in the titles of the above tables may also be other names understandable by the communication device, and the values or expressions of the parameters may also be other values or expressions understandable by the communication device.
  • other data structures can also be used, such as arrays, queues, containers, stacks, linear lists, pointers, linked lists, trees, graphs, structures, classes, heaps, hash tables or hash tables. wait.
  • Predefinition in this application can be understood as definition, pre-definition, storage, pre-storage, pre-negotiation, pre-configuration, solidification, or pre-burning.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Procédé, appareil et dispositif de récupération après défaillance de faisceau SL, et support de stockage. Le procédé consiste à : déterminer des informations de configuration, les informations de configuration comprenant au moins l'un des éléments suivants : au moins des premières informations d'indication utilisées pour indiquer un faisceau SL entre un premier dispositif terminal et un second dispositif terminal, le second dispositif terminal étant en communication SL avec le premier dispositif terminal ; au moins un signal de référence de détection de défaillance de faisceau de liaison latérale SL-BFD-RS transporté de manière correspondante par le faisceau SL ; au moins une première configuration, la première configuration étant utilisée pour effectuer une détection de défaillance de faisceau de liaison latérale SL-BFD ; au moins une seconde configuration, la seconde configuration étant utilisée pour effectuer une récupération après défaillance de faisceau de liaison latérale SL-BFR ; et en réponse à la détermination d'une défaillance de faisceau SL sur la base d'informations de configuration, déclencher un processus de récupération après défaillance de faisceau SL.
PCT/CN2022/110388 2022-08-04 2022-08-04 Procédé/appareil/dispositif de récupération après défaillance de faisceau de liaison latérale sl, et support de stockage WO2024026800A1 (fr)

Priority Applications (2)

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PCT/CN2022/110388 WO2024026800A1 (fr) 2022-08-04 2022-08-04 Procédé/appareil/dispositif de récupération après défaillance de faisceau de liaison latérale sl, et support de stockage
CN202280002563.7A CN115516902A (zh) 2022-08-04 2022-08-04 一种侧行链路sl波束失败恢复方法/装置/设备及存储介质

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PCT/CN2022/110388 WO2024026800A1 (fr) 2022-08-04 2022-08-04 Procédé/appareil/dispositif de récupération après défaillance de faisceau de liaison latérale sl, et support de stockage

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Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
WO2024152239A1 (fr) * 2023-01-18 2024-07-25 Oppo广东移动通信有限公司 Procédé de communication sans fil et dispositif terminal
CN118524524A (zh) * 2023-02-17 2024-08-20 华为技术有限公司 一种侧行链路通信方法、装置及系统
WO2024178548A1 (fr) * 2023-02-27 2024-09-06 Oppo广东移动通信有限公司 Procédé de communication et appareils de communication
CN116636166A (zh) * 2023-03-24 2023-08-22 北京小米移动软件有限公司 一种连续先听后说lbt失败的处理方法及其装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210100059A1 (en) * 2019-09-30 2021-04-01 Comcast Cable Communications, Llc Beam Management and Failure Recovery for Communications
CN113348633A (zh) * 2019-02-01 2021-09-03 联想（新加坡）私人有限公司 侧链故障检测和恢复
US20220007448A1 (en) * 2020-07-02 2022-01-06 Qualcomm Incorporated Directional sidelink (sl) beam failure detection
US20220022068A1 (en) * 2020-07-17 2022-01-20 Qualcomm Incorporated Techniques for bi-directional sidelink beam failure detection
CN114342443A (zh) * 2019-09-04 2022-04-12 索尼集团公司 通信控制装置、通信控制方法和通信控制程序

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110536429B (zh) * 2018-08-10 2023-04-18 中兴通讯股份有限公司 直通链路波束管理方法、装置、设备、及可读存储介质
CN110972171B (zh) * 2018-09-28 2022-05-06 维沃移动通信有限公司 波束失败恢复请求传输方法、终端设备及网络设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113348633A (zh) * 2019-02-01 2021-09-03 联想（新加坡）私人有限公司 侧链故障检测和恢复
CN114342443A (zh) * 2019-09-04 2022-04-12 索尼集团公司 通信控制装置、通信控制方法和通信控制程序
US20210100059A1 (en) * 2019-09-30 2021-04-01 Comcast Cable Communications, Llc Beam Management and Failure Recovery for Communications
US20220007448A1 (en) * 2020-07-02 2022-01-06 Qualcomm Incorporated Directional sidelink (sl) beam failure detection
US20220022068A1 (en) * 2020-07-17 2022-01-20 Qualcomm Incorporated Techniques for bi-directional sidelink beam failure detection

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