CN117098148A

CN117098148A - Data transmission method, device, equipment, system and storage medium

Info

Publication number: CN117098148A
Application number: CN202210502269.4A
Authority: CN
Inventors: 金巴·迪·阿达姆·布巴卡; 杨晓东; 袁雁南
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2023-11-21
Also published as: WO2023217089A1

Abstract

The application discloses a data transmission method, a device, equipment, a system and a storage medium, which belong to the technical field of communication, and the data transmission method of the embodiment of the application comprises the following steps: the method comprises the steps that a first terminal receives target configuration information sent by network side equipment, wherein the target configuration information is used for configuring relevant information when the first terminal cooperates with a second terminal to transmit data; the first terminal cooperates with the second terminal to transmit data according to the target configuration information; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

Description

Data transmission method, device, equipment, system and storage medium

Technical Field

The application belongs to the technical field of communication, and particularly relates to a data transmission method, a device, equipment, a system and a storage medium.

Background

With the continuous development of communication technology, it is becoming very common to transmit service data through one terminal, for example: video files, voice messages, pictures, etc. are sent to friends, but in order to ensure the reliability and time delay of service data transmission, two or more terminals may cooperatively transmit user data, for example, upload one movie and comment data cooperatively with two terminals: the video part of the movie is transmitted by the terminal 1, and the audio part of the movie is transmitted by the terminal 2, however, when a plurality of terminals cooperatively transmit data, the problem of non-synchronization occurs when the terminals transmit service data to the network side device, so how to ensure synchronization of the plurality of terminals cooperatively transmit data is a problem to be solved.

Disclosure of Invention

The embodiment of the application provides a data transmission method, a device, equipment, a system and a storage medium, which can solve the problem of asynchronous transmission of data to network side equipment in a cooperative manner by a plurality of UE.

In a first aspect, a data transmission method is provided, applied to a first terminal, and the method includes: the method comprises the steps that a first terminal receives target configuration information sent by network side equipment, wherein the target configuration information is used for configuring relevant information when the first terminal cooperates with a second terminal to transmit data; the first terminal cooperates with the second terminal to transmit data according to the target configuration information; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a second aspect, there is provided a data transmission apparatus applied to a first terminal, the data transmission apparatus comprising: a receiving module and a processing module. The receiving module is used for receiving target configuration information sent by the network side equipment, and the target configuration information is used for configuring relevant information when the first terminal and the second terminal cooperate to transmit data. The processing module is used for cooperatively transmitting data with the second terminal according to the target configuration information received by the receiving module; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a third aspect, a data transmission method is provided, the data transmission method including: the network side equipment sends target configuration information to the first terminal, wherein the target configuration information is used for configuring relevant information when the first terminal and the second terminal cooperatively transmit data, and the target configuration information is used for the first terminal and the second terminal cooperatively transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a fourth aspect, a data transmission apparatus is provided, applied to a network side device, where the data transmission apparatus includes: and a transmitting module. The sending module is used for sending target configuration information to the first terminal, wherein the target configuration information is used for configuring relevant information when the first terminal and the second terminal cooperatively transmit data, and the target configuration information is used for the first terminal and the second terminal cooperatively transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a fifth aspect, there is provided a terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method as described in the first aspect.

A sixth aspect provides a terminal, including a processor and a communication interface, where the communication interface is configured to receive target configuration information sent by a network side device, where the target configuration information is used to configure, for a first terminal, related information when data is cooperatively transmitted with a second terminal; the processor is used for cooperatively transmitting data with the second terminal according to the target configuration information; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a seventh aspect, a network side device is provided, comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the method according to the third aspect.

An eighth aspect provides a network side device, including a processor and a communication interface, where the communication interface is configured to send target configuration information to a first terminal, where the target configuration information is used to configure related information when the first terminal cooperates with a second terminal to transmit data, and the target configuration information is used for the first terminal to cooperate with the second terminal to transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

In a ninth aspect, there is provided a communication system comprising: a terminal operable to perform the steps of the data transmission method as described in the first aspect, and a network side device operable to perform the steps of the data transmission method as described in the third aspect.

In a tenth aspect, there is provided a readable storage medium having stored thereon a program or instructions which when executed by a processor, performs the steps of the method according to the first aspect, or performs the steps of the method according to the third aspect.

In an eleventh aspect, there is provided a chip comprising a processor and a communication interface, the communication interface and the processor being coupled, the processor being for running a program or instructions to implement the method according to the first aspect or to implement the method according to the third aspect.

In a twelfth aspect, there is provided a computer program/program product stored in a storage medium, the computer program/program product being executed by at least one processor to implement the steps of the data transmission method as described in the first aspect, or to implement the steps of the data transmission method as described in the third aspect.

In the embodiment of the application, the first terminal can cooperatively transmit data with the second terminal according to the target configuration information sent by the network side device, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side device, specifically, the first terminal and the second terminal can cooperatively transmit data according to the data stream information configured by the network side, the association identifier of the data stream, the identification information of the device, the data uploading rate, the association of the data stream and the like, namely, the first terminal and the second terminal are configured with some relevant information when cooperatively transmitting the data through the network side, so that the first terminal and the second terminal can synchronously cooperatively transmit the data, and the synchronism and the transmission quality of the first terminal and the second terminal cooperatively transmit the data are ensured.

Drawings

Fig. 1 is a schematic diagram of a wireless communication system according to an embodiment of the present application;

fig. 2 is a schematic diagram of a data transmission method according to an embodiment of the present application;

FIG. 3 is a schematic diagram of a second embodiment of a data transmission method;

FIG. 4 is a third diagram illustrating a data transmission method according to an embodiment of the present application;

FIG. 5 is a diagram illustrating a data transmission method according to an embodiment of the present application;

FIG. 6 is a fifth embodiment of a data transmission method according to the present application;

fig. 7 is a schematic structural diagram of a data transmission device according to an embodiment of the present application;

FIG. 8 is a second schematic diagram of a data transmission device according to an embodiment of the present application;

fig. 9 is a schematic hardware structure of a communication device according to an embodiment of the present application;

fig. 10 is a schematic diagram of a hardware structure of a terminal according to an embodiment of the present application;

fig. 11 is a schematic hardware structure of a network side device according to an embodiment of the present application.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the application, fall within the scope of protection of the application.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or otherwise described herein, and that the "first" and "second" distinguishing between objects generally are not limited in number to the extent that the first object may, for example, be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/" generally means a relationship in which the associated object is an "or" before and after.

It should be noted that the techniques described in the embodiments of the present application are not limited to long term evolution (Long Term Evolution, LTE)/LTE evolution (LTE-Advanced, LTE-a) systems, but may also be used in other wireless communication systems, such as code division multiple access (Code Division Multiple Access, CDMA), time division multiple access (Time Division Multiple Access, TDMA), frequency division multiple access (Frequency Division Multiple Access, FDMA), orthogonal frequency division multiple access (Orthogonal Frequency Division Multiple Access, OFDMA), single carrier frequency division multiple access (Single-carrier Frequency Division Multiple Access, SC-FDMA), and other systems. The terms "system" and "network" in embodiments of the application are often used interchangeably, and the techniques described may be used for both the above-mentioned systems and radio technologies, as well as other systems and radio technologies. The following description describes a New air interface (NR) system for purposes of example and uses NR terminology in much of the description that follows, but these techniques are also applicable to applications other than NR system applications, such as generation 6 (6) ^th Generation, 6G) communication system.

Fig. 1 shows a block diagram of a wireless communication system to which an embodiment of the present application is applicable. The wireless communication system includes a terminal 11 and a network device 12. The terminal 11 may be a mobile phone, a tablet (Tablet Personal Computer), a Laptop (Laptop Computer) or a terminal-side Device called a notebook, a personal digital assistant (Personal Digital Assistant, PDA), a palm top, a netbook, an ultra-mobile personal Computer (ultra-mobile personal Computer, UMPC), a mobile internet appliance (Mobile Internet Device, MID), an augmented reality (augmented reality, AR)/Virtual Reality (VR) Device, a robot, a Wearable Device (weather Device), a vehicle-mounted Device (VUE), a pedestrian terminal (PUE), a smart home (home Device with a wireless communication function, such as a refrigerator, a television, a washing machine, or a furniture), a game machine, a personal Computer (personal Computer, PC), a teller machine, or a self-service machine, and the Wearable Device includes: intelligent wrist-watch, intelligent bracelet, intelligent earphone, intelligent glasses, intelligent ornament (intelligent bracelet, intelligent ring, intelligent necklace, intelligent anklet, intelligent foot chain etc.), intelligent wrist strap, intelligent clothing etc.. It should be noted that the specific type of the terminal 11 is not limited in the embodiment of the present application. The network-side device 12 may comprise an access network device or a core network device, wherein the access network device 12 may also be referred to as a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function or a radio access network element. Access network device 12 may include a base station, a WLAN access point, a WiFi node, or the like, which may be referred to as a node B, an evolved node B (eNB), an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service set (Basic Service Set, BSS), an extended service set (Extended Service Set, ESS), a home node B, a home evolved node B, a transmission and reception point (Transmitting Receiving Point, TRP), or some other suitable terminology in the art, and the base station is not limited to a particular technical vocabulary so long as the same technical effect is achieved, and it should be noted that in the embodiment of the present application, only a base station in the NR system is described as an example, and the specific type of the base station is not limited. The core network device may include, but is not limited to, at least one of: core network nodes, core network functions, mobility management entities (Mobility Management Entity, MME), access mobility management functions (Access and Mobility Management Function, AMF), session management functions (Session Management Function, SMF), user plane functions (User Plane Function, UPF), policy control functions (Policy Control Function, PCF), policy and charging rules function units (Policy and Charging Rules Function, PCRF), edge application service discovery functions (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data repository (Unified Data Repository, UDR), home subscriber server (Home Subscriber Server, HSS), centralized network configuration (Centralized network configuration, CNC), network storage functions (Network Repository Function, NRF), network opening functions (Network Exposure Function, NEF), local NEF (or L-NEF), binding support functions (Binding Support Function, BSF), application functions (Application Function, AF), and the like. It should be noted that, in the embodiment of the present application, only the core network device in the NR system is described as an example, and the specific type of the core network device is not limited.

Some concepts and/or terms related to the data transmission method, apparatus, device, communication system and storage medium provided in the embodiments of the present application are explained below.

1. Data flow (QoS flow)

In NR systems, the concept of QoS flow is introduced to carry the transmission of data. The 5G newly added protocol layer (Service Data Adaptation Protocol, SDAP) is responsible for accomplishing one or more QoS flows mapped onto the radio bearer (Data Radio Bearer, DRB). In SDAP, from the 5G base station (gNB) to the core network, qoS flows are also mapped into one or more protocol data unit PDU sessions (PDU sessions). The DRB configuration is per UE configuration, i.e. two UEs configure different DRBs.

2. SDAP protocol layer

The identifier of the QoS Flow, that is, QFI (QoS Flow ID) value, is added to the data packet, and the receiving end reads the value from the SDAP header of the data packet, so that one or more QoS flows can be mapped onto one DRB.

The data transmission method provided by the embodiment of the application is described in detail below through some embodiments and application scenarios thereof with reference to the accompanying drawings.

An embodiment of the present application provides a data transmission method, and fig. 2 shows a flowchart of the data transmission method provided by the embodiment of the present application. As shown in fig. 2, the data transmission method provided in the embodiment of the present application may include the following steps 201 and 202.

Step 201, a first terminal receives target configuration information sent by a network side device.

In the embodiment of the present application, the target configuration information is used to configure, for the first terminal, related information when the first terminal cooperates with the second terminal to transmit data.

In the embodiment of the application, the network side equipment can send the target configuration information to the first terminal, so that the first terminal can cooperatively transmit data with the second terminal according to the target configuration information after receiving the target configuration information sent by the network side equipment.

Step 202, the first terminal cooperates with the second terminal to transmit data according to the target configuration information.

In the embodiment of the present application, the target configuration information is used to indicate at least one of the following: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

Optionally, in an embodiment of the present application, the data flow information includes at least one of the following: identification information of the data stream, and radio bearer DRB information of the data stream.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate identification information, such as a data flow identifier (QFI), of the data flows configured for the first terminal and the second terminal respectively.

For example: the target configuration information is used for configuring the data stream with the identifier 1 for the first terminal, and configuring the data stream 2 with the identifier 2 for the second terminal, so that one terminal can know the identifier information of the data stream of the other cooperative terminal.

Optionally, in the embodiment of the present application, when the first terminal and the second terminal are in a binding state, and the terminal knows the identification information of the data stream of the other terminal that cooperatively transmits data, the network side device may combine and process the data stream of the first terminal and the data stream of the second terminal after receiving the data transmitted by the first terminal and the second terminal.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate radio bearer DRB information of the data flows configured for the first terminal and the second terminal respectively, for example, identification information of the configured DRB.

For example: the target configuration information is used for configuring the DRB with the identification information of 1 for the data stream with the identification of 1 of the first terminal, and configuring the DRB with the identification information of 2 for the data stream with the identification of 2 of the second terminal, so that one terminal can know the DRB information of the data stream of the other cooperative terminal.

Optionally, in the embodiment of the present application, when the first terminal and the second terminal are in a binding state, and the terminal knows the radio bearer DRB information of the data stream of the other terminal that cooperatively transmits data, the network side device may combine and process the data stream of the first terminal and the data stream of the second terminal after receiving the data transmitted by the first terminal and the second terminal.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate the same data stream radio bearer DRB information configured for the first terminal and the second terminal, so that after the network side device receives the data transmitted by the terminal, the two data streams can be mapped in the same PDU session according to the same data stream radio bearer DRB information, that is, the data stream of the first terminal and the data stream of the second terminal are combined and processed.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate the association identifier of the data flow configured for the first terminal and the second terminal, for example, the same identifier is configured for the first terminal and the second terminal, for example: the target configuration information is used for configuring an association identifier a for the data stream 1 of the first terminal and the data stream 2 of the second terminal, so that after the subsequent network side equipment receives the data transmitted by the first terminal and the second terminal, the two data streams can be known to be associated according to the fact that the two data streams carry the same association identifier, and therefore the data stream of the first terminal and the data stream of the second terminal are combined.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate identification information configured for the first terminal and the second terminal, where the identification information is used to uniquely indicate the first terminal and the second terminal, and may be an application layer identifier of the terminal, an international mobile subscriber identity (International Mobile Subscriber Identification Number, IMSI) or a permanent device identifier (Permanent Equipment Identifier, PEI) of the terminal, so that after the network side device receives data transmitted by the first terminal and the second terminal, the network side device may combine two data flows according to the identification information of the first terminal and the identification information of the second terminal.

Optionally, in the embodiment of the present application, after the network side device receives the data transmitted by the terminal in the binding state of the first terminal and the second terminal, the two data streams may be mapped in the same PDU session according to the identification information of the first terminal and the second terminal, that is, the data stream of the first terminal and the data stream of the second terminal are combined and processed.

Optionally, in the embodiment of the present application, the network side device configures data upload rates for the first terminal and the second terminal according to the positions of the first terminal and the second terminal, for example: the first terminal is far away, the first terminal is configured with a faster uploading rate, the second terminal is near, and the second terminal is configured with a slower uploading rate, so that the first terminal and the second terminal can synchronously upload to the network when cooperatively transmitting data.

Optionally, in the embodiment of the present application, the target configuration information sent by the network side device is used to indicate the same uplink resources configured for the first terminal and the second terminal respectively, that is, the same resource size and position are allocated for the first terminal and the second terminal, so that it is ensured that the first terminal and the second terminal can synchronously upload to the network when cooperatively transmitting data.

Optionally, in an embodiment of the present application, the target association indication information includes at least one of the following: the method comprises the steps of associating indication information of transmission rate of a data stream, associating indication information of the number of data packets, associating indication information of delay difference of the data packets and associating indication information of association identification of the data stream.

Optionally, the target association indication information is used to indicate a parameter that may indicate the association between the data stream of the first terminal and the data stream of the second terminal, for example, the parameter may be a transmission rate of the data stream, the number of data packets, a delay difference of the data packets, or an association identifier of the data stream. When the parameter indicated by the target association indication information is the association identifier of the data stream, the terminal can use the association identifier of the data stream to represent the association of the data stream of the first terminal and the data stream of the second terminal.

Optionally, in the embodiment of the present application, after receiving the data transmitted by the first terminal and the second terminal, the network side device may determine that the two data streams are associated according to that the two data streams have the same data stream transmission rate, so as to combine the data stream of the first terminal and the data stream of the second terminal.

Optionally, in the embodiment of the present application, after receiving the data transmitted by the first terminal and the second terminal, the network side device may determine that the two data streams are associated according to the number of the transmitted data packets, so as to combine the data streams of the first terminal and the data streams of the second terminal.

Optionally, in the embodiment of the present application, after receiving the data transmitted by the first terminal and the second terminal, the network side device may determine that the two data streams are associated according to that the two data streams have the same data delay, so as to combine the data stream of the first terminal and the data stream of the second terminal.

Optionally, in the embodiment of the present application, after receiving the data transmitted by the first terminal and the second terminal, the network side device may determine that the two data streams are associated according to that the two data streams have the same association identifier, so as to perform a merging process on the data stream of the first terminal and the data stream of the second terminal.

The first terminal and the second terminal can cooperatively transmit data with the second terminal according to the target configuration information sent by the network side device, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side device, specifically, the first terminal and the second terminal can cooperatively transmit data according to the data stream information configured by the network side, the association identifier of the data stream, the identification information of the device, the data uploading rate, the association of the data stream and the like, namely, the first terminal and the second terminal can synchronously cooperatively transmit data according to some relevant information when the network side configures the cooperative transmission data for the first terminal and the second terminal, so that the synchronism and the transmission quality of the cooperative transmission data of the first terminal and the second terminal are ensured.

Optionally, in the embodiment of the present application, as shown in fig. 3 in conjunction with fig. 2, before the step 201, the data transmission method provided in the embodiment of the present application further includes the following step 301.

Step 301, a first terminal sends a request message to a network device.

In an embodiment of the present application, the request message is used for requesting to cooperatively transmit data with the second terminal, where the request message includes first information, and the first information includes at least one of the following: identification information of the second terminal, information of a data stream that the first terminal needs to transmit the second terminal, and DRB information of a data stream that the first terminal needs to transmit the second terminal.

In the embodiment of the application, the first terminal can send the request message to the network side equipment to request the cooperative transmission of data with the second terminal, after the network side equipment receives the request message, the first terminal and the second terminal can be configured according to the first information carried in the request message, the target configuration information is sent to the first terminal, and then the first terminal can cooperatively transmit the data with the second terminal according to the target configuration information after receiving the target configuration information sent by the network side equipment.

Optionally, in the embodiment of the present application, when the first terminal determines that the data needs to be cooperatively transmitted, the first terminal requests the network side device to cooperatively transmit the data with the second terminal, and after receiving a request message sent by the first terminal, the network side device configures the first terminal and the second terminal, or when the network side device determines that the data needs to be cooperatively transmitted, the network side device directly configures the first terminal and the second terminal.

Optionally, in the embodiment of the present application, before step 202, the data transmission method provided in the embodiment of the present application further includes step 302 described below.

Step 302, the first terminal receives a collaboration command sent by the network device.

In the embodiment of the application, the collaboration command is used for indicating the first terminal and the second terminal to cooperatively transmit data.

In the embodiment of the present application, the collaboration command is any one of the following: radio resource control, RRC, signaling, medium access control, control unit, MAC CE, command, downlink control information, DCI.

In the embodiment of the application, the first terminal can send the request message to the network side equipment to request the cooperative transmission of data with the second terminal, after receiving the request message, the network side equipment can configure the first terminal and the second terminal according to the first information carried in the request message and send the cooperative command to the first terminal, and after receiving the cooperative command sent by the network side equipment, the first terminal can cooperatively transmit the data with the second terminal according to the target configuration information.

It should be noted that, the execution sequence of the steps 302 and 201 is not limited in the embodiment of the present application.

Optionally, the data transmission method provided by the embodiment of the present application may further include the following step 401.

Step 401, when the first terminal and the second terminal cooperatively transmit data, the first terminal sends target information to the network side device.

In an embodiment of the present application, the target information includes at least one of the following: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal and identification information of the first terminal.

In the embodiment of the application, when the first terminal and the second terminal cooperatively transmit data, the first terminal can send target information, namely, the association identifier of the data streams of the first terminal and the second terminal and/or the identification information of the first terminal to the network side equipment, so that when the network side equipment receives the data cooperatively transmitted by the first terminal and the second terminal, the data streams of the first terminal and the second terminal can be mapped in the same PDU session according to the target information, namely, the data streams of the first terminal and the second terminal are combined and processed.

Optionally, in the embodiment of the present application, in the case where the target configuration information sent by the network side device is used to configure the radio bearer DRB information of the data flow for the first terminal and the second terminal respectively, when the first terminal and the second terminal cooperatively transmit data, the first terminal may send the target information (that is, the identification information of the first terminal and/or the association identifier of the data flow of the first terminal and the second terminal) to the network side device, so that when the network side device receives the data cooperatively transmitted by the first terminal and the second terminal, the data flow of the first terminal and the data flow of the second terminal may be mapped in the same PDU session according to the identification information of the first terminal and the second terminal and/or the association identifier of the data flow of the first terminal and the second terminal.

Optionally, in the embodiment of the present application, after the first terminal and the second terminal cooperatively transmit data to the network side device, the network side device may map the data stream of the first terminal and the data stream of the second terminal in the same PDU session according to the same data stream radio bearer DRB information of the first terminal and the second terminal, where the target configuration information sent by the network side device is used for configuring the same data stream radio bearer DRB information for the first terminal and the second terminal.

Optionally, in the embodiment of the present application, after receiving the data cooperatively transmitted by the first terminal and the second terminal, and mapping the data stream of the first terminal and the data stream of the second terminal to the same PDU session, for example, PDU1, the network side device may indicate the association identifier of the data stream of the first terminal and the association identifier of the data stream of the second terminal together in PDU1, so that the receiving end may know which data needs to be combined according to the association identifier of the data stream.

In the embodiment of the application, the first terminal can send the target information to the network side equipment when the first terminal and the second terminal cooperatively transmit the data, so that the network side equipment can determine that the data needs to be combined according to the target information after receiving the data cooperatively transmitted by the first terminal and the second terminal.

Optionally, in the embodiment of the present application, after the step 202, the data transmission method provided in the embodiment of the present application further includes the following step 501.

Step 501, the first terminal combines and processes the data stream of the first terminal and the data stream of the second terminal according to the target association indication information.

Optionally, in the embodiment of the present application, when the network side device issues data to the first terminal, the first terminal may combine and process the data stream of the first terminal and the data stream of the second terminal according to the target association indication information.

An embodiment of the present application provides a data transmission method, and fig. 4 shows a flowchart of the data transmission method provided by the embodiment of the present application. As shown in fig. 4, the data transmission method provided in the embodiment of the present application may include the following step 601.

In step 601, the network side device sends target configuration information to the first terminal.

In the embodiment of the application, the target configuration information is used for configuring the related information when the first terminal and the second terminal cooperatively transmit data, and the target configuration information is used for the first terminal and the second terminal cooperatively transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

Optionally, in the embodiment of the present application, the target configuration information includes target association indication information, where the target association indication information is further used for the first terminal to combine and process the data stream of the first terminal and the data stream of the second terminal.

It should be noted that, for the relevant content related to the step 601, reference may be made to the description in the foregoing embodiment, which is not repeated herein.

Alternatively, in the embodiment of the present application, the above step 601 may be specifically implemented by the following step 601 a.

In step 601a, in the case that the first terminal is transmitting the first data and there is second data to be transmitted, the network side device sends the target configuration information to the first terminal.

Optionally, in the embodiment of the present application, when the first terminal and the second terminal cooperatively transmit data, and there is second data to be transmitted, the network side device sends the target configuration information to the first terminal, that is, when the network side device determines that the second data of the first terminal needs to cooperatively transmit, the first terminal and the second terminal are directly configured, so that the first terminal and the second terminal cooperatively transmit data.

The embodiment of the application provides a data transmission method, a network side device can send target configuration information to a first terminal, after the first terminal receives the target configuration information sent by the network side device, the first terminal and a second terminal can cooperatively transmit data according to the target configuration information sent by the network side device, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side device, specifically, the first terminal and the second terminal can cooperatively transmit data according to data flow information configured by the network side, association identification of data flow, identification information of the device, data uploading rate, association of data flow and the like, namely, the first terminal and the second terminal can synchronously cooperatively transmit data according to some related information when the network side configures the cooperative transmission data for the first terminal and the second terminal, and therefore, the synchronism and transmission quality of the cooperative transmission data of the first terminal and the second terminal are ensured.

Optionally, in the embodiment of the present application, as shown in fig. 5 in conjunction with fig. 4, before step 601, the data transmission method provided in the embodiment of the present application further includes the following step 602.

Step 602, the network side device receives a request message sent by the first terminal.

In an embodiment of the present application, the request message is used for requesting to cooperatively transmit data with the second terminal, where the request message includes first information, and the first information includes at least one of the following: identification information of the second terminal, information of a data stream that the first terminal needs to transmit to the second terminal, and radio bearer DRB information of a data stream that the first terminal needs to transmit to the second terminal.

In the embodiment of the application, after receiving the request message sent by the first terminal, the network side device can configure the first terminal and the second terminal according to the first information carried in the request message, and send the target configuration information to the first terminal.

It should be noted that, for the relevant content related to the step 602, reference may be made to the description in the foregoing embodiment, which is not repeated here.

Optionally, in the embodiment of the present application, before the step 601, the data transmission method provided in the embodiment of the present application further includes the following step 603.

Step 603, the network side device sends a collaboration command to the first terminal.

In the embodiment of the application, the network side equipment can send the collaboration command to the first terminal so as to instruct the first terminal to cooperatively transmit data with the second terminal, and the first terminal can cooperatively transmit data with the second terminal according to the target configuration information after receiving the collaboration command sent by the network side equipment.

It should be noted that, the execution sequence of the step 603 and the step 601 is not limited in the embodiment of the present application.

Optionally, in the embodiment of the present application, after the step 601, the data transmission method provided in the embodiment of the present application further includes the following steps 701 and 702.

Step 701, the network side device receives a data stream of the first terminal and a data stream of the second terminal.

Step 702, the network side device receives second information sent by the first terminal and third information sent by the second terminal.

In an embodiment of the present application, the second information includes at least one of the following: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal, and identification information of the first terminal; the third information includes at least one of: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal and identification information of the second terminal.

In the embodiment of the application, when the first terminal and the second terminal cooperatively transmit data, the first terminal can send the association identifier of the data stream of the first terminal and the second terminal and/or the identification information (i.e. the second information) of the first terminal to the network side device, and the second terminal can send the association identifier of the data stream of the first terminal and the second terminal and/or the identification information (i.e. the third information) of the second terminal to the network side device, so that when the network side device receives the data cooperatively transmitted by the first terminal and the second terminal, the data stream of the first terminal and the data stream of the second terminal can be mapped in the same PDU session according to the second information and the third information, namely, the data stream of the first terminal and the data stream of the second terminal are combined and processed.

It should be noted that, for the relevant content related to the steps 701 and 702, reference may be made to the description in the foregoing embodiments, which is not repeated herein.

Optionally, in the embodiment of the present application, after the step 702, the data transmission method provided in the embodiment of the present application further includes the following step 801.

In step 801, the network side device maps the data stream of the first terminal and the data stream of the second terminal to the target protocol data unit PDU session according to the second information and the third information.

In the embodiment of the present application, after receiving the second information sent by the first terminal and the third information sent by the second terminal, the network side device may map the data stream of the first terminal and the data stream of the second terminal to the target protocol data unit PDU session, that is, to the same PDU session, according to the second information and the third information.

Optionally, in the embodiment of the present application, when the target configuration information sent by the network side device is used for configuring the same data flow radio bearer DRB information for the first terminal and the second terminal, the first terminal and the second terminal cooperatively transmit data to the network side device, and send the second information and the third information to the network side device at the same time, and after the network side device can map the data flow of the first terminal and the data flow of the second terminal into the same PDU session according to the second information and the third information, and can map the data flow of the first terminal and the data flow of the second terminal into the same PDU session according to the same data flow radio bearer DRB information of the first terminal and the second terminal.

Optionally, in the embodiment of the present application, after receiving the data cooperatively transmitted by the first terminal and the second terminal, and the second information and the third information sent by the first terminal and the second terminal, the network side device maps the data stream of the first terminal and the data stream of the second terminal to the same PDU session, for example, PDU1, and then indicates the association identifier of the data stream of the first terminal and the data stream of the second terminal together in PDU1, so that the receiving end can know which data needs to be combined according to the association identifier of the data stream.

In the embodiment of the application, when the first terminal and the second terminal cooperatively transmit data, the first terminal and the second terminal can send the second information and the third information to the network side equipment, so that the network side equipment can know that the data needs to be combined according to the second information and the third information after receiving the data cooperatively transmitted by the first terminal and the second information and the third information.

Optionally, the data transmission method provided by the embodiment of the present application may further include the following step 901.

Step 901, the network side device sends target association indication information to the target device.

In an embodiment of the present application, the target device includes at least one of the following: the target associated indication information is also used for the target equipment to combine and process the data stream of the first terminal and the data stream of the second terminal.

Optionally, in the embodiment of the present application, when the target device is the second terminal, the network side device may send data to the second terminal, and the second terminal may combine and process the data stream of the first terminal and the data stream of the second terminal according to the target association indication information.

Optionally, in the embodiment of the present application, when the target device is an access network device, the core network device (for example, AMF or SMF) may send target association indication information to the access network device, so that when the access network device receives the data stream of the first terminal and the data stream of the second terminal, the access network device may combine and process the data stream of the first terminal and the data stream of the second terminal according to the target association indication information.

In the embodiment of the application, the network side equipment can target the associated indication information to the target equipment, so that the target equipment can combine and process the data stream of the first terminal and the data stream of the second terminal according to the target associated indication information after receiving the data stream of the first terminal and the data stream of the second terminal.

The embodiment of the application also provides a data transmission method, and fig. 6 shows a flow chart of the data transmission method provided by the embodiment of the application. As shown in fig. 6, the data transmission method provided in the embodiment of the present application may further include the following steps 21 to 23.

And step 21, the network side equipment sends the target configuration information to the first terminal.

Step 22, the first terminal receives the target configuration information sent by the network side device.

And step 23, the first terminal cooperatively transmits data with the second terminal according to the target configuration information.

In the embodiment of the application, the first terminal can cooperatively transmit data with the second terminal according to the target configuration information sent by the network side equipment, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side equipment, specifically, the first terminal and the second terminal can cooperatively transmit data according to the data flow information configured by the network side, the association identifier of the data flow, the identification information of the equipment, the data uploading rate, the association of the data flow and the like, namely, the first terminal and the second terminal are configured with some relevant information when cooperatively transmitting the data through the network side, so that the first terminal and the second terminal can synchronously cooperatively transmit the data, and the synchronism and the transmission quality of the first terminal and the second terminal cooperatively transmit the data are ensured.

It should be noted that, for the relevant content related to the steps 21 to 23, reference may be made to the description in the foregoing embodiment, which is not repeated here.

It should be noted that, in the data transmission method provided in the embodiment of the present application, the execution body may also be a data transmission device, or a control module in the data transmission device for executing the data transmission method.

Fig. 7 shows a schematic diagram of a possible structure of a data transmission device according to an embodiment of the present application, which is applied to a first terminal. As shown in fig. 7, the data transmission apparatus 40 may include: a receiving module 41 and a processing module 42.

The receiving module 41 is configured to receive target configuration information sent by the network side device, where the target configuration information is used to configure related information when the first terminal cooperates with the second terminal to transmit data. A processing module 42, configured to cooperatively transmit data with the second terminal according to the target configuration information received by the receiving module 41, where the target configuration information is used to indicate at least one of the following: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

The first terminal and the second terminal can cooperatively transmit data with the second terminal according to the target configuration information sent by the network side equipment, namely, the first terminal and the second terminal can cooperatively transmit data based on the target configuration information sent by the network side equipment, specifically, the first terminal and the second terminal can cooperatively transmit data according to the data stream information configured by the network side, the association identifier of the data stream, the identification information of the equipment, the data uploading rate, the association of the data stream and the like, namely, the first terminal and the second terminal can synchronously cooperatively transmit data according to some relevant information when the network side configures the cooperative transmission data for the first terminal and the second terminal, so that the synchronism and the transmission quality of the cooperative transmission data of the first terminal and the second terminal are ensured.

In one possible implementation, the data flow information includes at least one of: identification information of the data stream, and radio bearer DRB information of the data stream.

In one possible implementation manner, the data transmission device 40 provided in the embodiment of the present application further includes: and a transmitting module. A sending module, configured to send, before the receiving module 41 receives the target configuration information sent by the network side device, a request message to the network side device, where the request message is used to request to cooperatively transmit data with the second terminal, and the request message includes first information, where the first information includes at least one of the following: identification information of the second terminal, information of a data stream that the first terminal needs to transmit the second terminal, and DRB information of a data stream that the first terminal needs to transmit the second terminal.

In a possible implementation manner, the receiving module 41 is further configured to receive, before the processing module 42 cooperatively transmits data with the second terminal according to the target configuration information, a collaboration command sent by the network side device, where the collaboration command is used to instruct the first terminal to cooperatively transmit data with the second terminal; wherein the collaboration command is any one of the following: radio resource control, RRC, signaling, medium access control, control unit, MAC CE, command, downlink control information, DCI.

In one possible implementation manner, the data transmission device 40 provided in the embodiment of the present application further includes: and a transmitting module. The sending module is used for sending target information to the network side equipment when the first terminal and the second terminal cooperatively transmit data, wherein the target information comprises at least one of the following items: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal and identification information of the first terminal.

In one possible implementation, the target association indication information includes at least one of: the method comprises the steps of associating indication information of transmission rate of a data stream, associating indication information of the number of data packets, associating indication information of delay difference of the data packets and associating indication information of association identification of the data stream.

In a possible implementation manner, the processing module 42 is further configured to combine and process the data stream of the first terminal and the data stream of the second terminal according to the target association indication information after cooperatively transmitting data with the second terminal according to the target configuration information.

The data transmission device provided by the embodiment of the application can realize each process realized by the first terminal in the embodiment of the method and achieve the same technical effect, and in order to avoid repetition, the description is omitted.

Fig. 8 shows another possible structural schematic diagram of a data transmission apparatus according to an embodiment of the present application, which is applied to a network side device. As shown in fig. 8, the data transmission device 50 may include: a transmitting module 51.

The sending module 51 is configured to send, to the first terminal, target configuration information, where the target configuration information is used to configure, for the first terminal, related information when the first terminal cooperatively transmits data with the second terminal, and the target configuration information is used to cooperatively transmit data between the first terminal and the second terminal; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

The embodiment of the application provides a data transmission device, wherein a network side device can send target configuration information to a first terminal, and after the first terminal receives the target configuration information sent by the network side device, the first terminal can cooperatively transmit data with a second terminal according to the target configuration information sent by the network side device, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side device.

In one possible implementation manner, the data transmission device 50 provided in the embodiment of the present application further includes: and a receiving module. A receiving module, configured to receive, before the sending module 51 sends the target configuration information to the first terminal, a request message sent by the first terminal, where the request message is used to request to cooperatively transmit data with the second terminal, and the request message includes first information, where the first information includes at least one of the following: identification information of the second terminal, information of a data stream that the first terminal needs to transmit to the second terminal, and radio bearer DRB information of a data stream that the first terminal needs to transmit to the second terminal.

In a possible implementation manner, the sending module 51 is specifically configured to send the target configuration information to the first terminal when the first terminal is transmitting the first data and there is the second data to be transmitted.

In a possible implementation manner, the sending module 51 is further configured to send, before sending the target configuration information to the first terminal, a collaboration command to the first terminal, where the collaboration command is used to instruct the first terminal to cooperatively transmit data with the second terminal; wherein the collaboration command is any one of the following: radio resource control, RRC, signaling, medium access control, control unit, MAC CE, command, downlink control information, DCI.

In one possible implementation manner, the data transmission device 50 provided in the embodiment of the present application further includes: and a receiving module. A receiving module, configured to receive the data stream of the first terminal and the data stream of the second terminal after the sending module 51 sends the target configuration information to the first terminal; receiving second information sent by the first terminal and third information sent by the second terminal; wherein the second information includes at least one of: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal, and identification information of the first terminal; the third information includes at least one of: the method comprises the steps of associating identification of data streams of a first terminal and a second terminal and identification information of the second terminal.

In one possible implementation manner, the data transmission device 50 provided in the embodiment of the present application further includes: and a processing module. And the processing module is used for mapping the data stream of the first terminal and the data stream of the second terminal into the target protocol data unit PDU session according to the second information and the third information after the receiving module receives the second information sent by the first terminal and the third information sent by the second terminal.

In a possible implementation manner, the target configuration information includes target association indication information, where the target association indication information is further used for the first terminal to combine and process the data stream of the first terminal and the data stream of the second terminal.

In a possible implementation manner, the sending module 51 is further configured to send target association indication information to a target device, where the target device includes at least one of the following: the target associated indication information is also used for the target equipment to combine and process the data stream of the first terminal and the data stream of the second terminal.

The data transmission device in the embodiment of the application can be a terminal, for example, a terminal with an operating system, or can be a component in the terminal, for example, an integrated circuit or a chip. By way of example, terminals may include, but are not limited to, the types of terminals 11 listed above, other devices may be servers, network attached storage (Network Attached Storage, NAS), etc., and embodiments of the application are not specifically limited.

The data transmission device provided by the embodiment of the application can realize each process realized by the network side equipment in the embodiment of the method and achieve the same technical effect, and in order to avoid repetition, the description is omitted.

Optionally, as shown in fig. 9, the embodiment of the present application further provides a communication device 5000, including a processor 5001 and a memory 5002, where the memory 5002 stores a program or instructions executable on the processor 5001, for example, when the communication device 5000 is a first terminal, the program or instructions implement the steps of the first terminal side method embodiment when executed by the processor 5001, and can achieve the same technical effects. When the communication device 5000 is a network side device, the program or the instruction when executed by the processor 5001 implements the steps of the method embodiment of the network side device, and the same technical effects can be achieved, so that repetition is avoided, and no further description is given here.

The embodiment of the application also provides a terminal, which comprises a processor and a communication interface, wherein the communication interface is used for receiving target configuration information sent by the network side equipment, and the target configuration information is used for configuring related information when the first terminal and the second terminal cooperate to transmit data; the processor is used for cooperatively transmitting data with the second terminal according to the target configuration information; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal. The terminal embodiment corresponds to the terminal-side method embodiment, and each implementation process and implementation manner of the method embodiment can be applied to the terminal embodiment, and the same technical effects can be achieved. Specifically, fig. 10 is a schematic diagram of a hardware structure of a terminal for implementing an embodiment of the present application.

The terminal 100 includes, but is not limited to: at least some of the components of the radio frequency unit 101, the network module 102, the audio output unit 103, the input unit 104, the sensor 105, the display unit 106, the user input unit 107, the interface unit 108, the memory 109, and the processor 110, etc.

Those skilled in the art will appreciate that the terminal 100 may further include a power source (e.g., a battery) for powering the various components, and the power source may be logically coupled to the processor 110 by a power management system to perform functions such as managing charging, discharging, and power consumption by the power management system. The terminal structure shown in fig. 10 does not constitute a limitation of the terminal, and the terminal may include more or less components than shown, or may combine some components, or may be arranged in different components, which will not be described in detail herein.

It should be appreciated that in embodiments of the present application, the input unit 104 may include a graphics processing unit (Graphics Processing Unit, GPU) 1041 and a microphone 1042, with the graphics processor 1041 processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The display unit 106 may include a display panel 1061, and the display panel 1061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like. The user input unit 107 includes at least one of a touch panel 1071 and other input devices 1072. The touch panel 1071 is also referred to as a touch screen. The touch panel 1071 may include two parts of a touch detection device and a touch controller. Other input devices 1072 may include, but are not limited to, a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and so forth, which are not described in detail herein.

In the embodiment of the present application, after receiving downlink data from a network side device, the radio frequency unit 101 may transmit the downlink data to the processor 110 for processing; in addition, the radio frequency unit 101 may send uplink data to the network side device. Typically, the radio frequency unit 101 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.

Memory 109 may be used to store software programs or instructions and various data. The memory 109 may mainly include a first memory area storing programs or instructions and a second memory area storing data, wherein the first memory area may store an operating system, application programs or instructions (such as a sound playing function, an image playing function, etc.) required for at least one function, and the like. Further, the memory 109 may include volatile memory or nonvolatile memory, or the memory 109 may include both volatile and nonvolatile memory. The nonvolatile Memory may be a Read-Only Memory (ROM), a Programmable ROM (PROM), an Erasable PROM (EPROM), an Electrically Erasable EPROM (EEPROM), or a flash Memory. The volatile memory may be random access memory (Random Access Memory, RAM), static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double Data Rate SDRAM (ddr SDRAM), enhanced SDRAM (Enhanced SDRAM), synchronous DRAM (SLDRAM), and Direct RAM (DRRAM). Memory 109 in embodiments of the present application includes, but is not limited to, these and any other suitable types of memory.

Processor 110 may include one or more processing units; optionally, the processor 110 integrates an application processor that primarily processes operations involving an operating system, user interface, application programs, etc., and a modem processor that primarily processes wireless communication signals, such as a baseband processor. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The radio frequency unit 101 is configured to receive target configuration information sent by a network side device, where the target configuration information is used to configure related information when the first terminal cooperates with the second terminal to transmit data. A processor 110 for cooperatively transmitting data with the second terminal according to the target configuration information; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

The embodiment of the application provides a terminal, wherein a first terminal can cooperatively transmit data with a second terminal according to target configuration information sent by network side equipment, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side equipment.

The terminal provided by the embodiment of the application can realize each process realized by the terminal in the embodiment of the method and achieve the same technical effect, and in order to avoid repetition, the description is omitted here.

The embodiment of the application also provides network side equipment, which comprises a processor and a communication interface, wherein the communication interface is used for sending target configuration information to the first terminal, the target configuration information is used for configuring relevant information when the first terminal and the second terminal cooperate to transmit data, and the target configuration information is used for the first terminal and the second terminal to cooperate to transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal. The network side device embodiment corresponds to the network side device method embodiment, and each implementation process and implementation manner of the method embodiment can be applied to the network side device embodiment, and the same technical effects can be achieved.

Specifically, the embodiment of the application also provides network side equipment. As shown in fig. 11, the network side device 600 includes: an antenna 61, a radio frequency device 62, a baseband device 63, a processor 64 and a memory 65. The antenna 61 is connected to a radio frequency device 62. In the uplink direction, the radio frequency device 62 receives information via the antenna 61, and transmits the received information to the baseband device 63 for processing. In the downlink direction, the baseband device 63 processes information to be transmitted, and transmits the processed information to the radio frequency device 62, and the radio frequency device 62 processes the received information and transmits the processed information through the antenna 61.

The method performed by the network side device in the above embodiment may be implemented in the baseband apparatus 63, and the baseband apparatus 63 includes a baseband processor.

The radio frequency device 62 is configured to send target configuration information to the first terminal, where the target configuration information is used to configure related information when the first terminal cooperates with the second terminal to transmit data, and the target configuration information is used for the first terminal to cooperate with the second terminal to transmit data; wherein the target configuration information is used to indicate at least one of: data stream information configured for the first terminal and the second terminal respectively; the associated identification of the data flow configured for the first terminal and the second terminal; identification information configured for the first terminal and the second terminal, respectively; data uploading rates respectively configured for the first terminal and the second terminal; the same uplink resources configured for the first terminal and the second terminal; and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

The embodiment of the application provides network side equipment, wherein the network side equipment can send target configuration information to a first terminal, and after the first terminal receives the target configuration information sent by the network side equipment, the first terminal and the second terminal can cooperatively transmit data with a second terminal according to the target configuration information sent by the network side equipment, namely, the first terminal and the second terminal cooperatively transmit data based on the target configuration information sent by the network side equipment, specifically, the first terminal and the second terminal can cooperatively transmit data according to data flow information configured by the network side, association identification of data flow, identification information of equipment, data uploading rate, association of data flow and the like, namely, the first terminal and the second terminal can synchronously cooperatively transmit data according to some related information when the network side configures the cooperative transmission data for the first terminal and the second terminal, so that the synchronism and the transmission quality of the cooperative transmission data of the first terminal and the second terminal are ensured.

The network side device provided by the embodiment of the application can realize each process realized by the network side device in the embodiment of the method and achieve the same technical effect, and in order to avoid repetition, the description is omitted.

The baseband apparatus 63 may, for example, include at least one baseband board, on which a plurality of chips are disposed, as shown in fig. 11, where one chip, for example, a baseband processor, is connected to the memory 65 through a bus interface, so as to call a program in the memory 65 to perform the network device operation shown in the above method embodiment.

The network side device may also include a network interface 66, such as a common public radio interface (common public radio interface, CPRI).

Specifically, the network side device 600 of the embodiment of the present application further includes: instructions or programs stored in the memory 65 and executable on the processor 64, the processor 64 calls the instructions or programs in the memory 65 to perform the methods performed by the modules shown in fig. 8 and achieve the same technical effects, and are not repeated here.

The embodiment of the application also provides a readable storage medium, on which a program or an instruction is stored, which when executed by a processor, implements each process of the above method embodiment, and can achieve the same technical effects, and in order to avoid repetition, the description is omitted here.

Wherein the processor is a processor in the communication device described in the above embodiment. The readable storage medium includes computer readable storage medium such as computer readable memory ROM, random access memory RAM, magnetic or optical disk, etc.

The embodiment of the application further provides a chip, which comprises a processor and a communication interface, wherein the communication interface is coupled with the processor, and the processor is used for running programs or instructions to realize the processes of the embodiment of the method, and can achieve the same technical effects, so that repetition is avoided, and the description is omitted here.

It should be understood that the chips referred to in the embodiments of the present application may also be referred to as system-on-chip chips, or the like.

The embodiments of the present application further provide a computer program/program product stored in a storage medium, where the computer program/program product is executed by at least one processor to implement each process of the above method embodiments, and achieve the same technical effects, and are not repeated herein.

The embodiment of the application also provides a communication system, which comprises: the terminal can be used for executing the steps of the data transmission method, and the network side device can be used for executing the steps of the data transmission method.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a computer software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method according to the embodiments of the present application.

The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are to be protected by the present application.

Claims

1. A method of data transmission, the method comprising:

the method comprises the steps that a first terminal receives target configuration information sent by network side equipment, wherein the target configuration information is used for configuring relevant information when the first terminal cooperates with a second terminal to transmit data;

the first terminal cooperates with the second terminal to transmit data according to the target configuration information;

wherein the target configuration information is used to indicate at least one of:

data flow information configured for the first terminal and the second terminal respectively;

an associated identifier of a data stream configured for the first terminal and the second terminal;

identification information configured for the first terminal and the second terminal, respectively;

data uploading rates respectively configured for the first terminal and the second terminal;

the same uplink resources configured for the first terminal and the second terminal;

and the target association indication information is used for indicating the association of the data flow of the first terminal and the data flow of the second terminal.

2. The method of claim 1, wherein the data stream information comprises at least one of: identification information of the data stream, and radio bearer DRB information of the data stream.

3. The method according to claim 1 or 2, wherein before the first terminal receives the target configuration information sent by the network side device, the method further comprises:

the first terminal sends a request message to the network side equipment, wherein the request message is used for requesting to cooperatively transmit data with the second terminal, the request message comprises first information, and the first information comprises at least one of the following items: the identification information of the second terminal, the information of the data stream that the first terminal needs to transmit the second terminal, and the DRB information of the data stream that the first terminal needs to transmit the second terminal.

4. The method of claim 1, wherein the first terminal, prior to cooperatively transmitting data with the second terminal according to the target configuration information, further comprises:

the first terminal receives a collaboration command sent by the network side device, wherein the collaboration command is used for indicating the first terminal and the second terminal to cooperatively transmit data;

wherein the collaboration command is any one of the following: radio resource control, RRC, signaling, medium access control, control unit, MAC CE, command, downlink control information, DCI.

5. The method according to claim 1, wherein the method further comprises:

when the first terminal and the second terminal cooperatively transmit data, the first terminal sends target information to the network side equipment, wherein the target information comprises at least one of the following items: the association identifier of the data streams of the first terminal and the second terminal and the identification information of the first terminal.

6. The method of claim 1, wherein the target association indication information comprises at least one of:

the method comprises the steps of associating indication information of transmission rate of a data stream, associating indication information of the number of data packets, associating indication information of delay difference of the data packets and associating indication information of association identification of the data stream.

7. The method according to claim 1 or 6, wherein after the first terminal cooperates with the second terminal to transmit data according to the target configuration information, the method further comprises:

and the first terminal combines and processes the data stream of the first terminal and the data stream of the second terminal according to the target association indication information.

8. A method of data transmission, the method comprising:

The method comprises the steps that network side equipment sends target configuration information to a first terminal, wherein the target configuration information is used for configuring relevant information when the first terminal and a second terminal cooperatively transmit data, and the target configuration information is used for the first terminal and the second terminal cooperatively transmit data;

9. The method according to claim 8, wherein before the network side device sends the target configuration information to the first terminal, the method further comprises:

the network side equipment receives a request message sent by the first terminal, wherein the request message is used for requesting to cooperatively transmit data with the second terminal, the request message comprises first information, and the first information comprises at least one of the following items: the identification information of the second terminal, the information of the data stream that the first terminal needs to transmit to the second terminal, and the radio bearer DRB information of the data stream that the first terminal needs to transmit to the second terminal.

10. The method according to claim 8, wherein the network side device sends the target configuration information to the first terminal, including:

and the network side equipment sends the target configuration information to the first terminal under the condition that the first terminal is transmitting the first data and the second data to be transmitted exists.

11. The method according to any one of claims 8 to 10, wherein before the network side device sends the target configuration information to the first terminal, the method further comprises:

the network side equipment sends a cooperation command to the first terminal, wherein the cooperation command is used for indicating the first terminal to cooperatively transmit data with the second terminal;

12. The method according to claim 8, wherein after the network side device sends the target configuration information to the first terminal, the method further comprises:

the network side equipment receives the data stream of the first terminal and the data stream of the second terminal;

the network side equipment receives second information sent by the first terminal and third information sent by the second terminal;

Wherein the second information includes at least one of: the association identifier of the data streams of the first terminal and the second terminal and the identification information of the first terminal; the third information includes at least one of: and the association identifier of the data streams of the first terminal and the second terminal and the identification information of the second terminal.

13. The method according to claim 12, wherein after the network side device receives the second information sent by the first terminal and the third information sent by the second terminal, the method further comprises:

and the network side equipment maps the data stream of the first terminal and the data stream of the second terminal into a target protocol data unit PDU session according to the second information and the third information.

14. The method of claim 8, wherein the target configuration information comprises target association indication information that is further used by the first terminal to combine the data stream of the first terminal with the data stream of the second terminal.

15. The method of claim 8, wherein the method further comprises:

The network side equipment sends the target association indication information to target equipment, wherein the target equipment comprises at least one of the following components: the target associated indication information is also used for the target equipment to combine and process the data stream of the first terminal and the data stream of the second terminal.

16. A data transmission apparatus for use in a first terminal, the apparatus comprising: a receiving module and a processing module;

the receiving module is used for receiving target configuration information sent by the network side equipment, and the target configuration information is used for configuring relevant information when the first terminal and the second terminal cooperate to transmit data;

the processing module is used for cooperatively transmitting data with the second terminal according to the target configuration information received by the receiving module;

17. The apparatus of claim 16, wherein the data flow information comprises at least one of: identification information of the data stream, and radio bearer DRB information of the data stream.

18. The apparatus according to claim 16 or 17, characterized in that the apparatus further comprises: a transmitting module;

the sending module is configured to send a request message to the network side device before the receiving module receives the target configuration information sent by the network side device, where the request message is used to request to cooperatively transmit data with the second terminal, and the request message includes first information, where the first information includes at least one of the following: the identification information of the second terminal, the information of the data stream that the first terminal needs to transmit the second terminal, and the DRB information of the data stream that the first terminal needs to transmit the second terminal.

19. The apparatus of claim 16, wherein the device comprises a plurality of sensors,

the receiving module is further configured to receive a collaboration command sent by the network side device before the processing module cooperatively transmits data with the second terminal according to the target configuration information, where the collaboration command is used to instruct the first terminal to cooperatively transmit data with the second terminal;

20. The apparatus of claim 16, wherein the apparatus further comprises: a transmitting module;

the sending module is configured to send target information to the network side device when the first terminal and the second terminal cooperatively transmit data, where the target information includes at least one of the following: the association identifier of the data streams of the first terminal and the second terminal and the identification information of the first terminal.

21. The apparatus of claim 16, wherein the target association indication information comprises at least one of:

22. The apparatus of claim 16 or 21, wherein the device comprises a plurality of sensors,

the processing module is further configured to combine and process the data stream of the first terminal and the data stream of the second terminal according to the target association indication information after cooperatively transmitting data with the second terminal according to the target configuration information.

23. A data transmission apparatus applied to a network side device, the apparatus comprising: a transmitting module;

the sending module is used for sending target configuration information to a first terminal, wherein the target configuration information is used for configuring relevant information when the first terminal and a second terminal cooperatively transmit data, and the target configuration information is used for the first terminal and the second terminal cooperatively transmit data;

24. The apparatus of claim 23, wherein the apparatus further comprises: a receiving module;

the receiving module is configured to receive, before the sending module sends the target configuration information to the first terminal, a request message sent by the first terminal, where the request message is used to request to cooperatively transmit data with the second terminal, the request message includes first information, and the first information includes at least one of the following: the identification information of the second terminal, the information of the data stream that the first terminal needs to transmit to the second terminal, and the radio bearer DRB information of the data stream that the first terminal needs to transmit to the second terminal.

25. The apparatus of claim 23, wherein the device comprises a plurality of sensors,

the sending module is specifically configured to send the target configuration information to the first terminal when the first terminal is transmitting the first data and there is second data to be transmitted.

26. The device according to any one of claims 23 to 25, wherein,

the sending module is further configured to send a collaboration command to a first terminal before sending target configuration information to the first terminal, where the collaboration command is used to instruct the first terminal to cooperatively transmit data with the second terminal;

27. The apparatus of claim 23, wherein the apparatus further comprises: a receiving module;

the receiving module is used for receiving the data stream of the first terminal and the data stream of the second terminal after the sending module sends the target configuration information to the first terminal; receiving second information sent by the first terminal and third information sent by the second terminal;

28. The apparatus of claim 27, wherein the apparatus further comprises: a processing module;

the processing module is configured to map, after the receiving module receives the second information sent by the first terminal and the third information sent by the second terminal, the data stream of the first terminal and the data stream of the second terminal to a target protocol data unit PDU session according to the second information and the third information.

29. The apparatus of claim 23, wherein the target configuration information comprises target association indication information that is further used by the first terminal to combine processing of the data stream of the first terminal with the data stream of the second terminal.

30. The apparatus of claim 23, wherein the device comprises a plurality of sensors,

the sending module is further configured to send the target association indication information to a target device, where the target device includes at least one of the following: the target associated indication information is also used for the target equipment to combine and process the data stream of the first terminal and the data stream of the second terminal.

31. A terminal comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the data transmission method according to any one of claims 1 to 7.

32. A network side device comprising a processor and a memory storing a program or instructions executable on the processor, which when executed by the processor, implement the steps of the data transmission method of any one of claims 8 to 15.

33. A communication system comprising a data transmission device according to any one of claims 16 to 22 and a data transmission device according to any one of claims 23 to 30; or,

the communication system includes the terminal according to claim 31 and the network-side device according to claim 32.

34. A readable storage medium, characterized in that the readable storage medium stores thereon a program or instructions, which when executed by a processor, implements the data transmission method according to any one of claims 1 to 7 or the steps of the data transmission method according to any one of claims 8 to 15.