WO2024036519A1

WO2024036519A1 - Method and apparatus for activating sidelink pdcp multiplexing

Info

Publication number: WO2024036519A1
Application number: PCT/CN2022/113102
Authority: WO
Inventors: 江小威
Original assignee: 北京小米移动软件有限公司
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2024-02-22
Also published as: CN116097869A

Abstract

The present disclosure can be applied to mobile communication technology. Provided are a method and apparatus for activating sidelink PDCP multiplexing. The method comprises: receiving first indication information sent by a network device; and activating or deactivating sidelink PDCP multiplexing of an SLRB according to the first indication information. The method can realize the activation or deactivation of sidelink PDCP multiplexing.

Description

An activation method and device for sidelink PDCP multiplexing

Technical field

The present disclosure relates to the field of communication technology, and in particular, to a method and device for activating sidelink PDCP multiplexing.

Background technique

In the related art, in order to support direct communication between terminal devices, a sidelink communication method is introduced. In addition, packet data convergence protocol (PDCP) multiplexing is to send a data packet repeatedly once, so that it can be transmitted repeatedly, improve the reliability of data packet transmission, and also reduce the delay of repeated transmission to meet the needs of high-speed transmission. Reliable and low latency requirements. When performing sidelink communication, PDCP multiplexing can also be used.

Contents of the invention

An embodiment of the first aspect of the present disclosure provides a method for activating sidelink PDCP multiplexing, which is applied to a first terminal device. The method includes:

Receive the first instruction information sent by the network device;

Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

In this technical solution, the first terminal device can receive the first indication information sent by the network device and activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information, thereby realizing the sidelink link PDCP multiplexing. Activation or deactivation of PDCP multiplexing.

An embodiment of the second aspect of the present disclosure provides another sidelink PDCP multiplexing activation method, which is applied to a network device. The method includes: sending first indication information to a first terminal device, wherein the first indication Information used to activate or deactivate sidelink PDCP multiplexing of the SLRB.

In the present disclosure, the network device may send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information, thereby realizing the activation or deactivation of the sidelink PDCP multiplexing.

The third embodiment of the present disclosure provides another sidelink PDCP multiplexing activation method, which is applied to the second device. The method includes:

Receive second indication information sent by the first terminal device, wherein the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB;

Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

A fourth embodiment of the present disclosure provides a communication device, including:

A transceiver module, configured to receive the first instruction information sent by the network device;

A processing module configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

An embodiment of the fifth aspect of the present disclosure provides another communication device, including:

A transceiver module configured to send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB.

The sixth aspect embodiment of the present disclosure provides another communication device, including:

A transceiver module configured to receive second indication information sent by the first terminal device, wherein the second indication information is used to instruct the second terminal device to activate or deactivate the sidelink PDCP multiplexing of the SLRB;

A processing module configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

A seventh embodiment of the present disclosure provides a communication device. The communication device includes a processor. When the processor calls a computer program in a memory, it executes the method described in the first aspect.

An embodiment of the eighth aspect of the present disclosure provides another communication device. The communication device includes a processor. When the processor calls a computer program in a memory, it executes the method described in the second aspect.

The embodiment of the ninth aspect of the present disclosure provides another communication device. The communication device includes a processor. When the processor calls a computer program in the memory, it executes the method described in the third aspect.

A tenth 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 eleventh aspect embodiment of the present disclosure provides another 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 The device performs the method described in the second aspect above.

A twelfth aspect embodiment of the present disclosure provides another 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 The device performs the method described in the third aspect above.

A thirteenth aspect embodiment of the present disclosure provides another 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 The device is caused to perform the method described in the first aspect.

A fourteenth aspect embodiment of the present disclosure provides another 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 The device is caused to perform the method described in the second aspect above.

An embodiment of the fifteenth aspect of the present disclosure provides another 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 The device is caused to perform the method described in the third aspect above.

A sixteenth aspect embodiment of the present disclosure provides a sidelink PDCP multiplexing activation system. The system includes the communication device described in the fourth aspect, the communication device described in the fifth aspect, and the communication device described in the sixth aspect. The communication device, or the system includes the communication device according to the seventh aspect, the communication device according to the eighth aspect, and the communication device according to the ninth aspect, or the system includes the communication device according to the tenth aspect, the communication device according to the ninth aspect. The communication device according to the eleventh aspect and the communication device according to the twelfth aspect, or the system includes the communication device according to the thirteenth aspect, the communication device according to the fourteenth aspect and the communication device according to the fifteenth aspect. communication device.

A seventeenth aspect embodiment of the present disclosure provides a computer-readable storage medium for storing instructions used by the above-mentioned communication device. When the instructions are executed, the communication device is caused to execute the above-mentioned first aspect. method.

An eighteenth aspect embodiment of the present disclosure provides another computer-readable storage medium for storing instructions used by the above-mentioned communication device. When the instructions are executed, the communication device is caused to execute the above-mentioned second aspect. Methods.

A nineteenth aspect embodiment of the present disclosure provides another computer-readable storage medium for storing instructions used by the above-mentioned communication device. When the instructions are executed, the communication device is caused to execute the above-mentioned third aspect. Methods

A twentieth aspect of the present disclosure further provides a computer program product including a computer program, which when run on a computer causes the computer to execute the method described in the first aspect.

A twenty-first aspect embodiment of the present disclosure also provides another computer program product including a computer program, which when run on a computer causes the computer to execute the method described in the second aspect.

The twenty-second embodiment of the present disclosure also provides another computer program product including a computer program, which when run on a computer causes the computer to execute the method described in the third aspect.

A twenty-third aspect embodiment of the present disclosure provides a chip system. The chip system includes at least one processor and an interface for supporting the communication device to implement the functions involved in the first aspect, for example, determining or processing the functions in the above method. At least one of the data and information involved. In a possible design, the chip system further includes a memory, and the memory is used to store computer programs and data necessary for the communication device. The chip system may be composed of chips, or may include chips and other discrete devices.

The embodiment of the twenty-fourth aspect of the present disclosure also provides another chip system. The chip system includes at least one processor and an interface for supporting the communication device to implement the functions involved in the second aspect, for example, determining or processing the above method. At least one of the data and information involved. In a possible design, the chip system further includes a memory, and the memory is used to store computer programs and data necessary for the communication device. The chip system may be composed of chips, or may include chips and other discrete devices.

An embodiment of the twenty-fifth aspect of the present disclosure also provides a computer program that, when run on a computer, causes the computer to execute the method described in the first aspect.

The twenty-sixth aspect of the present disclosure also provides another computer program, which when run on a computer causes the computer to execute the method described in the second aspect.

The embodiment of the twenty-seventh aspect of the present disclosure also provides another computer program, which when run on a computer causes the computer to execute the method described in the third aspect.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the disclosure or the background technology, the drawings required to be used in the embodiments or the background technology of the disclosure will be described below.

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 a sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 3 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 4 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 5 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 6 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 7 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 8 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 9 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 10 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 11 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 12 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 13 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 14 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure;

Figure 15 is a schematic flow chart of another sidelink PDCP multiplexing activation method provided by an 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 another communication device provided by an embodiment of the present disclosure;

Figure 18 is a schematic structural diagram of a chip provided by an embodiment of the present disclosure.

Detailed ways

In order to better understand the sidelink PDCP multiplexing activation method disclosed in the embodiment of the present disclosure, the communication system to which the embodiment of the present disclosure is applicable is first described below.

Please refer to FIG. 1 , which 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 one network device and one terminal device. The number and form of devices shown in Figure 1 are only for examples and do not constitute a limitation on the embodiments of the present disclosure. In actual applications, two or more devices may be included. The above network equipment, two or more terminal devices. The communication system shown in Figure 1 includes a network device 11 and a terminal device 12 as an example.

It should be noted that the technical solutions of the embodiments of the present disclosure can be applied to various communication systems. For example: long term evolution (LTE) system, fifth generation (5th generation, 5G) mobile communication system, 5G new radio (NR) system, or other future new mobile communication systems.

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. For example, the network device 101 can be an evolved base station (evolved NodeB, eNB), a transmission point (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. 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 DU.

The terminal device 12 in the embodiment of the present disclosure is 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.

It can be understood that the communication system described in the embodiments of the present disclosure is to more clearly illustrate the technical solutions of the embodiments of the present disclosure, and does not constitute a limitation on the technical solutions provided by the embodiments of the present disclosure. As those of ordinary skill in the art will know, With the evolution of system architecture and the emergence of new business scenarios, the technical solutions provided by the embodiments of the present disclosure are also applicable to similar technical problems.

In the related art, in order to support direct communication between terminal devices, a sidelink communication method is introduced. In addition, packet data convergence protocol (PDCP) multiplexing is to send a data packet repeatedly once, so that it can be transmitted repeatedly, improve the reliability of data packet transmission, and also reduce the delay of repeated transmission to meet the needs of high-speed transmission. Reliable and low latency requirements. When performing sidelink communication, PDCP multiplexing can also be used. How to activate sidelink PDCP multiplexing is an issue that needs to be solved urgently.

In the present disclosure, the terminal device can receive the first indication information sent by the network device, and activate or deactivate the side link PDCP multiplexing of the side link radio bearer (SLRB) according to the first indication information. A method and device for activating sidelink PDCP multiplexing provided by the present disclosure will be introduced in detail below with reference to the accompanying drawings.

Please refer to Figure 2. Figure 2 is a schematic flowchart of a method for activating sidelink PDCP multiplexing provided by an embodiment of the present disclosure. The method is executed by a first terminal device. As shown in Figure 2, the method may include but is not limited to the following steps:

Step 201: Receive first instruction information sent by the network device.

The first indication information may be used to activate or deactivate sidelink PDCP multiplexing of the SLRB.

In the present disclosure, the first indication information may be used to indicate activation or sidelink PDCP multiplexing of the SLRB, or the first indication information may be used to indicate the packet quality of service identifier (packet quality of service) corresponding to the first terminal device. indentity, PQI) threshold, the PQI threshold can be used to determine the activation or deactivation of sidelink PDCP multiplexing of SLRB.

In this disclosure, PQI can represent service quality requirements in multiple different dimensions, such as requirements for reliability, delay, etc.

Step 202: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

In this disclosure, if the first indication information is used to instruct activation or deactivation of the sidelink PDCP multiplexing of the SLRB, then the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information. use. If the first indication information indicates the PQI threshold corresponding to the first terminal device, then the first terminal device may determine to activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the PQI threshold.

In the embodiment of the present disclosure, the first terminal device can receive the first instruction information sent by the network device, and activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first instruction information, thereby realizing the sidelink link PDCP multiplexing. Activation or deactivation of PDCP multiplexing.

Referring to Figure 3, Figure 3 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 3, the method may include but is not limited to the following steps:

Step 301: Receive the first configuration information of the SLRB sent by the network device through RRC signaling.

In this disclosure, the network device may send the first configuration information of the SLRB to the first terminal device through radio resource control (RRC) signaling, where the first configuration information may be used to configure the SLRB. Thus, the first terminal device can receive the first configuration information of the SLRB sent by the network device through RRC signaling.

Optionally, the first terminal device may receive the first configuration information of each SLRB sent by the network device.

In this disclosure, the RRC signaling may be dedicated RRC signaling or may be a system information block (SIB) system message, which is not limited in this disclosure.

Optionally, the first configuration information of the SLRB may also be preconfigured.

Step 302: Determine first indication information according to the value of the preset bit in the first configuration information, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

In this disclosure, the first configuration information of the SLRB may carry first indication information, where the first indication information may be used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

In this disclosure, the value of the preset bit in the first configuration information can be used to represent the first indication information. That is to say, the value of the preset bit in the first configuration information can be used to indicate activation or deactivation of the SLRB. Sidelink PDCP multiplexing.

Optionally, in this disclosure, a 1-bit value may be used to represent the first indication information. For example, if the value of a bit is 1, it can indicate activation of SLRB sidelink PDCP multiplexing; if this bit is default, it can indicate deactivation of SLRB sidelink PDCP multiplexing, that is, If this bit is not set in the first configuration information, it may indicate deactivation of SLRB sidelink PDCP multiplexing. For another example, if the value of 1 bit indicates the enable state, the sidelink PDCP multiplexing of the SLRB can be activated. If the bit is default, the PDCP multiplexing of the SLRB sidelink can be deactivated.

Optionally, in this disclosure, a 2-bit value may also be used to represent the first indication information. For example, the value of 2 bits can indicate 0 and 1. When indicating 1, it can indicate activating the sidelink PDCP multiplexing of the SLRB; when indicating 0, it can indicate deactivating the sidelink PDCP multiplexing of the SLRB. Used; when these two bits in the first configuration information are defaulted, it can also indicate deactivation of sidelink PDCP multiplexing of SLRB. For another example, the value of 2 bits can indicate the enable state and the disable state. When the value of 2 bits indicates the enable state, the sidelink PDCP multiplexing of SLRB can be activated. When the value of 2 bits indicates the enable state, If the value indicates the disable state, the sidelink PDCP multiplexing of the SLRB can be deactivated. When these two bits in the first configuration information are default, it can also indicate the deactivation of the sidelink PDCP multiplexing of the SLRB.

It should be noted that the above-mentioned bit values and corresponding instructions are only examples and should not be regarded as limitations of the present disclosure. In addition, the number of bits used to represent the first indication information in the first configuration information may be 1, 2, or other numbers, and this disclosure is not limited thereto.

Step 303: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

In this disclosure, if the first indication information is used to indicate activation of sidelink PDCP multiplexing of SLRB, then the first terminal device can activate sidelink PDCP multiplexing of SLRB; if the first indication information is used to indicate deactivation If the sidelink PDCP multiplexing of the SLRB is configured, the first terminal device may deactivate the sidelink PDCP multiplexing of the SLRB.

In the embodiment of the present disclosure, the first terminal device may receive the first configuration information of the SLRB sent by the network device through RRC signaling, and determine the first indication information according to the value of the preset bit in the first configuration information, where, The first indication information is used to indicate activation or deactivation of the sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing indication carried in the configuration information of the SLRB, Activate or deactivate the sidelink PDCP multiplexing of the SLRB, thereby realizing the activation or deactivation of the sidelink PDCP multiplexing.

Referring to Figure 4, Figure 4 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 4, the method may include but is not limited to the following steps:

Step 401: Receive the MAC CE sent by the network device.

In this disclosure, the network device can send a PDCP multiplexing activation instruction to activate or deactivate the SLRB to the first terminal device through the media access control layer control element (MAC CE). Therefore, the first terminal device can Receive the MAC CE sent by the network device.

Step 402: Determine first indication information according to the value of the bit corresponding to the SLRB in the MAC CE, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

In this disclosure, the MAC CE may carry first indication information, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

In this disclosure, the value of the bit corresponding to the SLRB in the MAC CE can be used to represent the first indication information. That is to say, the value of the bit corresponding to the SLRB in the MAC CE can be used to indicate the side that activates or deactivates the SLRB. Downlink PDCP multiplexing.

Optionally, MAC CE can have n*8 bits used to indicate the activation or deactivation of the sidelink PDCP, where n is a positive integer, and each bit corresponds to indicating the activation or deactivation of a sidelink of an SLRB. PDCP multiplexing, the MAC CE bits can correspond to the SLRB IDs in ascending or descending order.

For example, if the value of the bit corresponding to a certain SLRB in the MAC CE is 1, it can mean that the sidelink PDCP multiplexing of the SLRB is activated. If the value of the bit corresponding to the SLRB is 0, it can mean that the SLRB is deactivated. Sidelink PDCP multiplexing.

Step 403: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

In the embodiment of the present disclosure, the first terminal device can receive the MAC CE sent by the network device, and determine the first indication information according to the value of the bit corresponding to the SLRB in the MAC CE, where the first indication information is used to indicate activation or Deactivate the sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the sidelink PDCP multiplexing activation or deactivation indication carried by the MAC CE. used to activate or deactivate sidelink PDCP multiplexing.

Referring to Figure 5, Figure 5 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 5, the method may include but is not limited to the following steps:

Step 501: Send second indication information to the second terminal device, where the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.

In the present disclosure, the first terminal device may send second indication information to the second terminal device to notify the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

Optionally, the first terminal device may receive the first indication information sent by the network device, and activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information. The first terminal device may also send a request to the second terminal. The device sends second indication information to notify the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.

Optionally, in this disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device, and then the first terminal device may use PC5 radio resource control (PC5-RRC) based on the PC5 interface. The signaling sends second configuration information of the SLRB to the second terminal device, where the value of the preset bit in the second configuration information may represent the second indication information. Optionally, PC5-RRC signaling may be RRC reconfiguration sidelink signaling RRCReconfigurationSidelink signaling.

In this disclosure, the value of the preset bit in the second configuration information can represent the explanation of the second indication information. Please refer to the detailed description of the above-mentioned description of the value of the preset bit in the first configuration information that can represent the first indication information. , which will not be described in detail here.

Optionally, in this disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device, and then the first terminal device may also send the sidelink MAC CE to the second terminal device, where the side link MAC CE The uplink MAC CE carries the second indication information, and the value of the bit corresponding to the SLRB in the side link MAC CE can represent the second indication information.

In this disclosure, the value of the bit corresponding to the SLRB in the sidelink MAC CE can represent the second indication information. For an explanation, please refer to the above explanation. The value of the bit corresponding to the SLRB in the MAC CE can represent the first indication information. Detailed description will not be repeated here.

Therefore, the first terminal device can send the activation or deactivation of the SLRB to the second terminal device that establishes a unicast connection with the first terminal device through PC5-RRC signaling or sidelink MAC CE. PDCP multiplexing indication.

Optionally, the second terminal device can also be a terminal device in the group to which the first terminal device belongs, or the second terminal device can also be a terminal device that receives broadcast services, and the first terminal device can send to the second terminal device The side link MAC CE is used to notify other terminal equipment in the group or terminal equipment receiving broadcast services to activate or deactivate the side link PDCP multiplexing of the SLRB.

In this embodiment of the present disclosure, the first terminal device may send the second indication information to the second terminal device to notify the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.

Referring to Figure 6, Figure 6 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 6, the method may include but is not limited to the following steps:

Step 601: Send a sidelink MAC CE to the second terminal device, where the sidelink MAC CE carries second indication information.

The second indication information may be used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

In this disclosure, the first terminal device can send a sidelink MAC CE to the second terminal device, and the sidelink MAC CE carries second indication information to notify the second terminal device to activate or deactivate the sidelink of the SLRB. PDCP multiplexing.

The second terminal device may be a terminal device in a group to which the first terminal device belongs, or the second terminal device may be a terminal device that receives broadcast services. That is to say, the first terminal device may send an instruction to activate or deactivate sidelink PDCP multiplexing to the terminal device in the group that receives the multicast service or the terminal device that receives the broadcast service.

In this disclosure, the bits corresponding to the SLRB in the sidelink MAC CE can represent the second indication information. For detailed explanation, please refer to the above description of the bits corresponding to the SLRB in the MAC CE that can represent the first indication information. Here No longer.

In the embodiment of the present disclosure, the second terminal device may be a terminal device in the group to which the first terminal device belongs, or the second terminal device may also be a terminal device that receives broadcast services, and the first terminal device may send a request to the second terminal device. Send the sidelink MAC CE, where the sidelink MAC CE carries second indication information, and the second indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can send an instruction to activate or deactivate sidelink PDCP multiplexing to the terminal device in the group that receives the multicast service or the terminal device that receives the broadcast service through the side link MAC CE. Notify the terminal equipment in the group that receives the multicast service or the terminal equipment that receives the broadcast service to activate or deactivate the sidelink PDCP multiplexing of the SLRB.

Referring to Figure 7, Figure 7 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 7, the method may include but is not limited to the following steps:

Step 701: Receive first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device.

In this disclosure, the RRC signaling may be dedicated RRC signaling or a SIB system message, which is not limited in this disclosure.

Optionally, the PQI threshold corresponding to the first terminal device may also be pre-configured.

Step 702: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the size between the PQI associated with the SLRB and the PQI threshold.

The PQI associated with the SLRB may be configured by the network device or may be pre-configured, and this disclosure does not limit this.

In this disclosure, the PQI associated with the SLRB can be compared with the PQI threshold. If the PQI associated with the SLRB is greater than or equal to the PQI threshold, the sidelink PDCP multiplexing of the SLRB can be activated. If the PQI associated with the SLRB is less than the PQI threshold, the sidelink PDCP multiplexing of the SLRB can be activated. Activate sidelink PDCP multiplexing of SLRB. Optionally, if the PQI associated with the SLRB is less than the PQI threshold, the sidelink PDCP multiplexing of the SLRB can be activated. If the PQI associated with the SLRB is greater than or equal to the PQI threshold, the sidelink PDCP multiplexing of the SLRB can be deactivated. In the embodiment of the present disclosure, the first terminal device may receive the first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device, and the PQI associated with the SLRB and The size between PQI thresholds activates or deactivates sidelink PDCP multiplexing of SLRB. Therefore, the first terminal device can be based on the size between the PQI threshold configured by the network device through RRC signaling and the PQI associated with the SLRB, or the first terminal device can also be based on the size between the preconfigured PQI threshold and the PQI associated with the SLRB. Size to enable activation or deactivation of sidelink PDCP multiplexing.

Referring to Figure 8, Figure 8 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the first terminal device. As shown in Figure 8, the method may include but is not limited to the following steps:

Step 801: Receive first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device.

In the present disclosure, step 801 can be implemented in any manner among the various embodiments of the present disclosure. The embodiments of the present disclosure do not limit this and will not be described again.

Step 802: For the non-standardized PQI, activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the size between the default PQI value corresponding to the SLRB and the PQI threshold.

Among them, non-standardized PQI can be understood as PQI not listed in the standard.

In this disclosure, the network device can send the configuration information of each SLRB to the first terminal device through RRC signaling, and the configuration information of each SLRB carries the default PQI value, or it can also configure the corresponding configuration information to the first terminal device through RRC signaling. The default PQI value is not limited in this disclosure.

Optionally, the configuration information of each SLRB can also be pre-configured, and the configuration information of each SLRB carries a default PQI value, or the first terminal device can also be pre-configured with a default PQI value, which is not limited in this disclosure.

In this disclosure, for non-standardized PQI, the first terminal device can activate or deactivate sidelink PDCP multiplexing of the SLRB according to the size between the default PQI value corresponding to the SLRB and the PQI threshold.

In this disclosure, each SLRB can correspond to a different default PQI value, or all SLRBs can correspond to the same default PQI value, or multiple SLRBs can correspond to the same default PQI value. This is related to the configuration or preconfiguration of the network device. , this disclosure does not limit this.

Optionally, the first terminal device can compare the default PQI value corresponding to the SLRB with the PQI threshold. If the default PQI value is greater than or equal to the PQI threshold, the first terminal device can activate sidelink PDCP multiplexing for the SLRB. If the default PQI value is greater than or equal to the PQI threshold, The PQI value is less than the PQI threshold, and the first terminal device can deactivate sidelink PDCP multiplexing for the SLRB.

Optionally, the first terminal device can compare the default PQI value corresponding to the SLRB with the PQI threshold. If the default PQI value is less than the PQI threshold, the first terminal device can activate sidelink PDCP multiplexing for the SLRB. If the default PQI value Greater than or equal to the PQI threshold, the first terminal device may deactivate sidelink PDCP multiplexing for the SLRB.

In this embodiment of the present disclosure, the first terminal device may receive the first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device. For non-standardized PQI, according to the SLRB The size between the corresponding default PQI value and the PQI threshold activates or deactivates the sidelink PDCP multiplexing of the SLRB. Therefore, for non-standardized PQI, the first terminal device can use the PQI threshold configured by the network device through RRC signaling and the default PQI value corresponding to the SLRB, or according to the preconfigured PQI threshold and the default PQI value corresponding to the SLRB. The size between them enables activation or deactivation of sidelink PDCP multiplexing.

Referring to Figure 9, Figure 9 is a schematic flowchart of another activation method for sidelink PDCP multiplexing provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 9, the method may include but is not limited to the following steps:

Step 901: Send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB.

In this disclosure, the first indication information may be used to indicate activation or sidelink PDCP multiplexing of the SLRB, or the first indication information may be used to indicate the PQI threshold corresponding to the first terminal device, and the PQI threshold may be used to determine the activation Or deactivate sidelink PDCP multiplexing of SLRB.

Optionally, the network device may send the first indication information to the first terminal device through RRC signaling or MAC CE.

In this embodiment of the present disclosure, the network device may send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information, so that the activation or deactivation of the sidelink PDCP multiplexing can be achieved.

Referring to Figure 10, Figure 10 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 10, the method may include but is not limited to the following steps:

Step 1001: Send the first configuration information of the SLRB to the first terminal device through RRC signaling, where the value of the preset bit in the first configuration information represents the first indication information, and the first indication information is used to indicate activation or deactivation. Sidelink PDCP multiplexing of SLRB.

In this disclosure, the RRC signaling may be dedicated RRC signaling or may be a SIB system message. This disclosure does not limit this.

Optionally, the network device may send the first configuration information of each SLRB to the first terminal device through RRC signaling.

In the present disclosure, the first configuration information of the SLRB may carry first indication information, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB. Therefore, the first terminal device can according to The first indication information is to activate or deactivate sidelink PDCP multiplexing of SLRB.

In this disclosure, the value of the preset bit in the first configuration information can be used to represent the first indication information. That is to say, the value of the preset bit in the first configuration information can be used to indicate activation or deactivation of the SLRB. Sidelink PDCP multiplexing, for specific explanation, please refer to the detailed description in the above embodiment, and will not be described again here.

In this embodiment of the present disclosure, the network device may send the first configuration information of the SLRB to the first terminal device through RRC signaling, where the value of the preset bit in the first configuration information represents the first indication information, and the first indication information is represented by Used to indicate activation or deactivation of sidelink PDCP multiplexing of SLRB. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing according to the instruction to activate or deactivate the sidelink PDCP multiplexing carried in the configuration information of the SLRB.

Referring to Figure 11, Figure 11 is a schematic flowchart of another activation method for sidelink PDCP multiplexing provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 11, the method may include but is not limited to the following steps:

Step 1101: Send a MAC CE to the first terminal device, where the value of the bit corresponding to the SLRB in the MAC CE represents first indication information. The first indication information is used to indicate activation or deactivation of the sidelink PDCP complex of the SLRB. use.

In this disclosure, the value of the bit corresponding to the SLRB in the MAC CE represents the specific explanation of the first indication information. Please refer to the detailed description in the above embodiments, so it will not be described again here.

In the embodiment of the present disclosure, the network device may send a MAC CE to the first terminal device, where the value of the bit corresponding to the SLRB in the MAC CE represents the first indication information, and the first indication information is used to indicate activation or deactivation of the SLRB. Sidelink PDCP multiplexing. Therefore, the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the sidelink PDCP multiplexing activation or deactivation indication carried by the MAC CE, thereby realizing sidelink PDCP multiplexing. Activate or deactivate.

Referring to Figure 12, Figure 12 is a schematic flowchart of another method for activating sidelink PDCP multiplexing provided by an embodiment of the present disclosure. The method is executed by a network device. As shown in Figure 12, the method may include but is not limited to the following steps:

Step 1201: Send first indication information to the first terminal device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device, and the PQI threshold is used to determine whether to activate or deactivate the side chain of the SLRB. PDCP multiplexing.

In this disclosure, the network device may send first indication information to the first terminal device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device. Therefore, the network device can configure the PQI threshold for the first terminal device through RRC signaling, and the first terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the size between the PQI associated with the SLRB and the PQI threshold. , For non-standard PQI, the first terminal device can also activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the size between the default PQI value corresponding to the SLRB and the PQI threshold.

Optionally, the network device can configure the PQI threshold for each terminal device through RRC signaling. The PQI threshold corresponding to each terminal device can be the same or different, and this disclosure does not limit this.

In the embodiment of the present disclosure, the network device may send first indication information to the first terminal device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device, and the PQI threshold is used to determine activation or deactivation. Activate sidelink PDCP multiplexing of SLRB. Therefore, the first terminal device can activate or deactivate sidelink PDCP multiplexing of the SLRB according to the PQI threshold configured by the network device.

Referring to Figure 13, Figure 13 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 13, the method may include but is not limited to the following steps:

Step 1301: Receive second indication information sent by the first terminal device, where the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.

In the present disclosure, the second terminal device may receive the second indication information sent by the first terminal device to obtain the sidelink PDCP multiplexing indication of activating or deactivating the SLRB notified by the first terminal device.

Optionally, in this disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device. Then the second terminal device may receive the second SLRB sent by the first terminal device through PC5-RRC signaling. Configuration information, wherein the value of the preset bit in the second configuration information may represent the second indication information.

In this disclosure, the value of the preset bit in the PC5-RRC signaling and the second configuration information may represent the second indication information. For explanations, please refer to the above embodiments and will not be described again here.

Optionally, in this disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device, and then the second terminal device may also receive the sidelink MAC CE sent by the first terminal device, where, The sidelink MAC CE carries the second indication information.

Thus, the second terminal device can receive an instruction to activate or deactivate the sidelink PDCP multiplexing of the SLRB sent by the first terminal device that establishes a unicast connection with it through PC5-RRC signaling or the sidelink MAC CE. .

Optionally, the second terminal device can also be a terminal device in the group to which the first terminal device belongs, or the second terminal device can also be a terminal device that receives broadcast services, and the second terminal device can receive messages sent by the first terminal device. sidelink MAC CE to obtain sidelink PDCP multiplexing of the activation or deactivation SLRB notified by the first terminal device.

Step 1302: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

In this disclosure, if the second indication information is used to instruct activation or deactivation of the sidelink PDCP multiplexing of the SLRB, then the second terminal device can activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the second indication information. use.

In this embodiment of the present disclosure, the second terminal device may receive the second indication information sent by the first terminal device, and activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information. Thus, activation or deactivation of sidelink PDCP multiplexing is achieved.

Referring to Figure 14, Figure 14 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 14, the method may include but is not limited to the following steps:

Step 1401: Receive second configuration information of the SLRB sent by the first terminal device through PC5-RRC signaling, where the second configuration information carries second indication information.

The second terminal device may be a terminal device that establishes a unicast connection with the first terminal device.

In this disclosure, the second terminal device may receive the second configuration information of the SLRB sent by the first terminal device through PC5-RRC signaling, where the value of the preset bit in the second configuration information may represent the second indication information.

Step 1402: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

In the present disclosure, step 1402 can be implemented in any manner among the embodiments of the present disclosure. The embodiments of the present disclosure do not limit this and will not be described again.

In the embodiment of the present disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device, and the second terminal device may receive the second configuration information of the SLRB sent by the first terminal device through PC5-RRC signaling, And according to the second indication information carried in the second configuration information, activate or deactivate sidelink PDCP multiplexing of the SLRB. Thus, activation or deactivation of sidelink PDCP multiplexing is achieved.

Referring to Figure 15, Figure 15 is a schematic flowchart of another sidelink PDCP multiplexing activation method provided by an embodiment of the present disclosure. The method is executed by the second terminal device. As shown in Figure 15, the method may include but is not limited to the following steps:

Step 1501: Receive the sidelink MAC CE sent by the first terminal device, where the sidelink MAC CE carries second indication information.

In the present disclosure, the second terminal device may be a terminal device that establishes a unicast connection with the first terminal device, or the second terminal device may be a terminal device in the group to which the first terminal device belongs, or the second terminal device may also be a terminal device that is in the same group as the first terminal device. It may be a terminal device that receives broadcast services.

In this disclosure, the value of the bit corresponding to the SLRB in the sidelink MAC CE can represent the second indication information. For detailed explanation, please refer to the above description of the bit corresponding to the SLRB in the MAC CE can represent the first indication information. Here No longer.

Step 1502: Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

In the present disclosure, step 1502 can be implemented in any manner among the embodiments of the present disclosure. The embodiments of the present disclosure do not limit this and will not be described again.

In this disclosure, the second terminal device can receive the sidelink MAC CE sent by the first terminal device, where the sidelink MAC CE carries the second indication information, and activates or deactivates the SLRB according to the second indication information. Sidelink PDCP multiplexing. Thus, activation or deactivation of sidelink PDCP multiplexing is achieved.

Please refer to FIG. 16 , which is a schematic structural diagram of a communication device provided by an embodiment of the present disclosure. The communication device 1600 shown in FIG. 16 may include a transceiver module 1601 and a processing module 1602. The transceiving module 1601 may include a sending module and/or a receiving module. The sending module is used to implement the sending function, and the receiving module is used to implement the receiving function. The transceiving module 1601 may implement the sending function and/or the receiving function.

It can be understood that the communication device 1600 may be a first terminal device, a device in the first terminal device, or a device that can be used in conjunction with the first terminal device.

The communication device 1600 is on the first terminal equipment side, where:

Transceiver module 1601, configured to receive the first instruction information sent by the network device;

The processing module 1602 is configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.

Optional, transceiver module 1601, used for:

Receive the first configuration information of the SLRB sent by the network device through RRC signaling;

The first indication information is determined according to the value of the preset bit in the first configuration information, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

Optional, transceiver module 1601, used for:

Receive the MAC CE sent by the network device;

The first indication information is determined according to the value of the bit corresponding to the SLRB in the MAC CE, where the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

Optional, the transceiver module 1601 is also used for:

Send second indication information to the second terminal device, where the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.

Optionally, the second terminal device is a terminal device that establishes a unicast connection with the first terminal device. The transceiver module 1601 is used for:

The second configuration information of the SLRB is sent to the second terminal device through PC5-RRC signaling, where the second configuration information carries the second indication information.

Optionally, the value of the preset bit in the second configuration information represents the second indication information.

Optional, transceiver module 1601, used for:

Send the sidelink MAC CE to the second terminal device, where the sidelink MAC CE carries the second indication information.

Optionally, the value of the bit corresponding to the SLRB in the sidelink MAC CE represents the second indication information.

Optional, transceiver module 1601, used for:

Receive first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device.

Optionally, RRC signaling includes any of the following:

Dedicated RRC signaling;

SIB system messages.

Optional processing module 1602 is used for:

According to the size between the PQI associated with the SLRB and the PQI threshold, the sidelink PDCP multiplexing of the SLRB is activated or deactivated.

Optional processing module 1602 is used for:

When the PQI associated with the SLRB is greater than or equal to the PQI threshold, activate sidelink PDCP multiplexing for the SLRB;

When the PQI associated with the SLRB is less than the PQI threshold, deactivate sidelink PDCP multiplexing for the SLRB; or,

When the PQI associated with the SLRB is less than the PQI threshold, activate sidelink PDCP multiplexing for the SLRB;

When the PQI associated with the SLRB is greater than or equal to the PQI threshold, sidelink PDCP multiplexing is deactivated for the SLRB.

Optional processing module 1602 is used for:

For non-standardized PQI, the sidelink PDCP multiplexing of the SLRB is activated or deactivated according to the size between the default PQI value corresponding to the SLRB and the PQI threshold.

Optional processing module 1602 is used for:

When the default PQI value is greater than or equal to the PQI threshold, activate sidelink PDCP multiplexing for SLRB;

When the default PQI value is less than the PQI threshold, deactivate sidelink PDCP multiplexing for SLRB; or,

When the default PQI value is less than the PQI threshold, activate sidelink PDCP multiplexing for SLRB;

When the default PQI value is greater than or equal to the PQI threshold, sidelink PDCP multiplexing is deactivated for the SLRB.

In the present disclosure, the first terminal device can receive the first indication information sent by the network device, and activate or deactivate the sidelink PDCP multiplexing of the SLRB according to the first indication information, thereby realizing the sidelink PDCP multiplexing. Use to activate or deactivate.

It can be understood that the communication device 1600 may be a network device, a device in the network device, or a device that can be used in conjunction with the network device.

The communication device 1600 is on the network device side, where:

The transceiver module 1601 is configured to send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB.

Optional, transceiver module 1601, used for:

The first configuration information of the SLRB is sent to the first terminal device through RRC signaling, where the value of the preset bit in the first configuration information represents the first indication information, and the first indication information is used to indicate the side that activates or deactivates the SLRB. Downlink PDCP multiplexing.

Optional, transceiver module 1601, used for:

Send the MAC CE to the first terminal device, where the value of the bit corresponding to the SLRB in the MAC CE represents the first indication information, and the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.

Optional, transceiver module 1601, used for:

The first indication information is sent to the first terminal device through RRC signaling, where the first indication information is used to indicate the PQI threshold corresponding to the first terminal device, and the PQI threshold is used to activate or deactivate the sidelink PDCP multiplexing of the SLRB. .

Optionally, RRC signaling includes any of the following:

Dedicated RRC signaling;

SIB system messages.

It can be understood that the communication device 1600 may be a second terminal device, a device in the second terminal device, or a device that can be used in conjunction with the second terminal device.

The communication device 1600 is on the second terminal equipment side, where:

The transceiver module 1601 is configured to receive second indication information sent by the first terminal device, where the second indication information is used to instruct the second terminal device to activate or deactivate the sidelink PDCP multiplexing of the SLRB;

The processing module 1602 is configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.

Receive second configuration information of the SLRB sent by the first terminal device through PC5-RRC signaling, where the second configuration information carries second indication information.

Optional, transceiver module 1601, used for:

Receive the sidelink MAC CE sent by the first terminal device, where the sidelink MAC CE carries second indication information.

Please refer to FIG. 17 , which is a schematic structural diagram of another communication device provided by an embodiment of the present disclosure. In Figure 17, the communication device 1700 may be a network device, a terminal device, a chip, a chip system, a processor, etc. that supports a network device to implement the above method, or a chip that supports a terminal device to implement the above method. , chip system, or 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 1700 may include one or more processors 1701. The processor 1701 may be a general-purpose processor or a special-purpose processor, or the like. For example, 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.

Optionally, the communication device 1700 may also include one or more memories 1702, on which a computer program 1704 may be stored. The processor 1701 executes the computer program 1704, so that the communication device 1700 performs the steps described in the above method embodiments. method. Optionally, the memory 1702 may also store data. The communication device 1700 and the memory 1702 can be provided separately or integrated together.

Optionally, the communication device 1700 may also include a transceiver 1705 and an antenna 1706. The transceiver 1705 may be called a transceiver unit, a transceiver, a transceiver circuit, etc., and is used to implement transceiver functions. The transceiver 1705 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.

Optionally, the communication device 1700 may also include one or more interface circuits 1707. The interface circuit 1707 is used to receive code instructions and transmit them to the processor 1701 . The processor 1701 executes the code instructions to cause the communication device 1700 to perform the method described in the above method embodiment.

The communication device 1700 is a first terminal device: the processor 1701 is used to execute step 202 in Figure 2; step 303 in Figure 3; step 403 in Figure 4; step 702 in Figure 7; step 802 in Figure 8, etc.

The communication device 1700 is a second terminal device: the processor 1701 is used to execute step 1302 in Figure 13; step 1402 in Figure 14; step 1502 in Figure 15, etc.

The communication device 1700 is a network device: the transceiver 1705 is used to perform step 901 in Figure 9; step 1001 in Figure 10; step 1101 in Figure 11; step 1201 in Figure 12, etc.

In one implementation, the processor 1701 may include a transceiver for implementing receiving and transmitting functions. For example, 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.

In one implementation, the processor 1701 may store a computer program 1703, and the computer program 1703 runs on the processor 1701, causing the communication device 1700 to perform the method described in the above method embodiment. The computer program 1703 may be solidified in the processor 1701, in which case the processor 1701 may be implemented by hardware.

In one implementation, the communication device 1700 may include a circuit, which may implement the functions of sending or receiving or communicating in the foregoing method embodiments. The processors and transceivers described in this disclosure may be implemented on 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.

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 disclosure is not limited thereto, and the structure of the communication device may not be limited by FIG. 17 . The communication device may be a stand-alone device or may be part of a larger device. For example, the communication device may be:

(1) Independent integrated circuit IC, or chip, or chip system or subsystem;

(2) A collection of one or more ICs. Optionally, the IC collection may also include storage components for storing data and computer programs;

(3)ASIC, such as modem;

(4) Modules that can be embedded in other devices;

(5) Receivers, terminal equipment, intelligent terminal equipment, cellular phones, wireless equipment, handheld devices, mobile units, vehicle-mounted equipment, network equipment, cloud equipment, artificial intelligence equipment, etc.;

(6) Others, etc.

For the case where the communication device may be a chip or a chip system, refer to the schematic structural diagram of the chip shown in FIG. 18 . The chip 1800 shown in FIG. 18 includes a processor 1801 and an interface 1803. The number of processors 1801 may be one or more, and the number of interfaces 1803 may be multiple.

For the case where the chip is used to implement the functions of the first terminal device in the embodiment of the present disclosure:

Interface 1803, used to execute step 201 in Figure 2; step 301 and step 302 in Figure 3; step 401 and step 402 in Figure 4; step 501 in Figure 5; step 601 in Figure 6; Step 701; Step 801 in Figure 8 and so on.

For the case where the chip is used to implement the functions of the second terminal device in the embodiment of the present disclosure:

Interface 1803 is used to execute step 1301 in Figure 13; step 1401 in Figure 14; step 1501 in Figure 15, etc.

For the case where the chip is used to implement the functions of the network device in the embodiment of the present disclosure:

Interface 1803, used to execute step 901 in Figure 9; step 1001 in Figure 10; step 1101 in Figure 11; step 1201 in Figure 12, and so on.

Optionally, the chip 1800 also includes a memory 1802, which is used to store necessary computer programs and data.

Those skilled in the art can also understand that the various illustrative logical blocks and steps listed in the embodiments of the present disclosure can be implemented by electronic hardware, computer software, or a combination of both. Whether such functionality is implemented in hardware or software depends on the specific application and overall system design requirements. Those skilled in the art can use various methods to implement the described functions for each specific application, but such implementation should not be understood as exceeding the scope of protection of the embodiments of the present disclosure.

The present disclosure also provides a readable storage medium on which instructions are stored, and when the instructions are executed by a computer, the functions of any of the above method embodiments are implemented.

The present disclosure also provides a computer program product, which, when executed by a computer, implements the functions of any of the above method embodiments.

In the above embodiments, it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof. When implemented using 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. When the computer program is loaded and executed on a computer, the processes or functions described in accordance with the embodiments of the present disclosure 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.

Those of ordinary skill in the art can understand that the first, second, and other numerical numbers involved in this disclosure are only for convenience of description and are not used to limit the scope of the embodiments of the disclosure, nor to indicate the order.

At least one in the present disclosure can also be described as one or more, and the plurality can be two, three, four or more, and the present disclosure is not limited. In the embodiment of the present disclosure, for a technical feature, 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 disclosure can be configured or predefined. The values of the information in each table are only examples and can be configured as other values, which is not limited by this disclosure. When configuring the correspondence between information and each parameter, it is not necessarily required to configure all the correspondences shown in each table. For example, in the table in this disclosure, the corresponding relationships shown in some rows may not be configured. For another example, 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. When implementing the above tables, 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.

Claims

A method for activating sidelink data packet aggregation protocol PDCP multiplexing, characterized in that it is executed by a first terminal device, and the method includes:

Receive the first instruction information sent by the network device;

Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.
The method of claim 1, wherein the receiving the first indication information sent by the network device includes:

Receive the first configuration information of the SLRB sent by the network device through radio resource control RRC signaling;

The first indication information is determined according to the value of the preset bit in the first configuration information, wherein the first indication information is used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB. .
The method of claim 1, wherein the receiving the first indication information sent by the network device includes:

Receive the media access control layer control unit MAC CE sent by the network device;

The first indication information is determined according to the value of the bit corresponding to the SLRB in the MAC CE, where the first indication information is used to indicate activation or deactivation of the sidelink PDCP complex of the SLRB. use.
The method of claim 1, further comprising:

Send second indication information to the second terminal device, where the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB.
The method of claim 4, wherein the second terminal device is a terminal device that establishes a unicast connection with the first terminal device, and sending the second indication information to the second terminal device includes:

The second configuration information of the SLRB is sent to the second terminal device through radio resource control PC5-RRC signaling based on the PC5 interface, where the second configuration information carries the second indication information.
The method of claim 5, wherein a value of a preset bit in the second configuration information represents the second indication information.
The method of claim 4, wherein sending the second indication information to the second terminal device includes:

Send a sidelink MAC CE to the second terminal device, where the sidelink MAC CE carries the second indication information.
The method of claim 7, wherein the value of the bit corresponding to the SLRB in the sidelink MAC CE represents the second indication information.
The method of claim 1, wherein the receiving the first indication information sent by the network device includes:

Receive first indication information sent by the network device through RRC signaling, where the first indication information is used to indicate the data packet service quality identifier PQI threshold corresponding to the first terminal device.
The method according to claim 2 or 9, characterized in that the RRC signaling includes any of the following:

Dedicated RRC signaling;

SIB system messages.
The method of claim 9, wherein activating or deactivating sidelink PDCP multiplexing of SLRB according to the first indication information includes:

According to the size between the PQI associated with the SLRB and the PQI threshold, sidelink PDCP multiplexing of the SLRB is activated or deactivated.
The method of claim 11, wherein activating or deactivating sidelink PDCP multiplexing of the SLRB according to the size between the PQI associated with the SLRB and the PQI threshold includes:

When the PQI associated with the SLRB is greater than or equal to the PQI threshold, sidelink PDCP multiplexing is activated for the SLRB; when the PQI associated with the SLRB is less than the PQI threshold, for the SLRB deactivates sidelink PDCP multiplexing; or,

When the PQI associated with the SLRB is less than the PQI threshold, activate sidelink PDCP multiplexing for the SLRB. When the PQI associated with the SLRB is greater than or equal to the PQI threshold, activate the sidelink PDCP multiplexing for the SLRB. SLRB deactivates sidelink PDCP multiplexing.
The method of claim 9, wherein activating or deactivating sidelink PDCP multiplexing of SLRB according to the first indication information includes:

For non-standardized PQI, the sidelink PDCP multiplexing of the SLRB is activated or deactivated according to the size between the default PQI value corresponding to the SLRB and the PQI threshold.
The method of claim 13, wherein the sidelink PDCP multiplexing of the SLRB is activated or deactivated according to the size between the default PQI value corresponding to the SLRB and the PQI threshold, include:

When the default PQI value is greater than or equal to the PQI threshold, sidelink PDCP multiplexing is activated for the SLRB. When the default PQI value is less than the PQI threshold, sidelink PDCP multiplexing is activated for the SLRB. Activate sidelink PDCP multiplexing; or,

When the default PQI value is less than the PQI threshold, sidelink PDCP multiplexing is activated for the SLRB. When the default PQI value is greater than or equal to the PQI threshold, sidelink PDCP multiplexing is activated for the SLRB. Activate sidelink PDCP multiplexing.
A method for activating sidelink PDCP multiplexing, characterized in that it is executed by a network device, and the method includes:

Send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB.
The method of claim 15, wherein sending the first indication information to the first terminal device includes:

The first configuration information of the SLRB is sent to the first terminal device through RRC signaling, wherein the value of the preset bit in the first configuration information represents the first indication information, and the first indication information Used to indicate activation or deactivation of sidelink PDCP multiplexing of the SLRB.
The method of claim 15, wherein sending the first indication information to the first terminal device includes:

Send a MAC CE to the first terminal device, wherein the value of the bit corresponding to the SLRB in the MAC CE represents the first indication information, and the first indication information is used to indicate activation or deactivation of all Describe the sidelink PDCP multiplexing of SLRB.
The method of claim 15, wherein sending the first indication information to the first terminal device includes:

The first indication information is sent to the first terminal device through RRC signaling, wherein the first indication information is used to indicate the PQI threshold corresponding to the first terminal device, and the PQI threshold is used to determine activation or Deactivate sidelink PDCP multiplexing of the SLRB.
The method of claim 16 or 18, wherein the RRC signaling includes any of the following:

Dedicated RRC signaling;

SIB system messages.
A method for activating sidelink PDCP multiplexing, characterized in that it is executed by a second terminal device, and the method includes:

Receive second indication information sent by the first terminal device, wherein the second indication information is used to instruct the second terminal device to activate or deactivate sidelink PDCP multiplexing of the SLRB;

Activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.
The method of claim 20, wherein the second terminal device is a terminal device that establishes a unicast connection with the first terminal device, and receiving the second indication information sent by the first terminal device includes: :

Receive second configuration information of the SLRB sent by the first terminal device through PC5-RRC signaling, where the second configuration information carries the second indication information.
The method of claim 21, wherein a value of a preset bit in the second configuration information represents the second indication information.
The method of claim 20, wherein receiving the second indication information sent by the first terminal device includes:

Receive the sidelink MAC CE sent by the first terminal device, wherein the sidelink MAC CE carries the second indication information.
The method of claim 23, wherein the value of the bit corresponding to the SLRB in the sidelink MAC CE represents the second indication information.
A communication device, characterized by including:

A transceiver module, configured to receive the first instruction information sent by the network device;

A processing module configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the first indication information.
A communication device, characterized by including:

A transceiver module configured to send first indication information to the first terminal device, where the first indication information is used to activate or deactivate sidelink PDCP multiplexing of the SLRB.
A communication device, characterized by including:

A transceiver module configured to receive second indication information sent by the first terminal device, wherein the second indication information is used to instruct the second terminal device to activate or deactivate the sidelink PDCP multiplexing of the SLRB;

A processing module configured to activate or deactivate sidelink PDCP multiplexing of the SLRB according to the second indication information.
A communication device, characterized in that the device includes a processor and a memory, a computer program is stored in the memory, and the processor executes the computer program stored in the memory, so that the device executes the claims The method according to any one of claims 1 to 14, or the method according to any one of claims 15 to 19, or the method according to any one of claims 20 to 24.
A computer-readable storage medium configured to store instructions that, when executed, enable the method as claimed in any one of claims 1 to 14 to be implemented, or enable the method as claimed in any one of claims 15 to 19 A method according to one of the claims 20 to 24 is implemented, or a method according to any one of claims 20 to 24 is implemented.