WO2023001172A1 - Procédé et appareil pour déterminer un débit binaire recommandé et dispositif associé - Google Patents

Procédé et appareil pour déterminer un débit binaire recommandé et dispositif associé Download PDF

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Publication number
WO2023001172A1
WO2023001172A1 PCT/CN2022/106682 CN2022106682W WO2023001172A1 WO 2023001172 A1 WO2023001172 A1 WO 2023001172A1 CN 2022106682 W CN2022106682 W CN 2022106682W WO 2023001172 A1 WO2023001172 A1 WO 2023001172A1
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Prior art keywords
bit rate
recommended bit
remote terminal
remote
terminal
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PCT/CN2022/106682
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English (en)
Chinese (zh)
Inventor
刘佳敏
郑倩
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维沃移动通信有限公司
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Publication of WO2023001172A1 publication Critical patent/WO2023001172A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints
    • H04W28/12—Flow control between communication endpoints using signalling between network elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H04W28/22—Negotiating communication rate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Definitions

  • the present application belongs to the technical field of communications, and in particular relates to a method, device and related equipment for determining a recommended bit rate.
  • the recommended bit rate is used to exchange code adjustment information about the service source between the base station and the terminal, so as to better adapt the link and system load conditions, and achieve communication performance and service continuity. Good compromise.
  • this feature currently does not support the method of recommending bit rates in the secondary link relay architecture, which means that the remote terminal cannot obtain better information for adjusting service sources, making the communication effect poor.
  • Embodiments of the present application provide a method, device and related equipment for determining a recommended bit rate, which can solve the problem of poor communication effect of remote terminals in a secondary link relay architecture.
  • a method for determining a recommended bit rate including:
  • the first relay terminal performs a first operation, where the first operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • a method for determining a recommended bit rate including:
  • the first remote terminal performs a second operation, where the second operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the first An end-to-end recommended bit rate between the remote terminal and the other remote terminals.
  • a method for determining a recommended bit rate including:
  • the network side device performs a third operation, where the third operation includes at least one of the following:
  • At least one item of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • a device for determining a recommended bit rate including:
  • the first execution module is configured to execute a first operation, and the first operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • a device for determining a recommended bit rate including:
  • the second execution module is configured to perform a second operation, and the second operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the first An end-to-end recommended bit rate between the remote terminal and the other remote terminals.
  • a device for determining a recommended bit rate including:
  • a third execution module configured to perform a third operation, where the third operation includes at least one of the following:
  • At least one item of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • a relay terminal including a processor, a memory, and a program or instruction stored in the memory and operable on the processor, when the program or instruction is executed by the processor Steps for realizing the method for determining a recommended bit rate as described in the first aspect.
  • a remote terminal including a processor, a memory, and a program or instruction stored in the memory and operable on the processor.
  • the program or instruction is executed by the processor Steps for realizing the method for determining a recommended bit rate as described in the second aspect.
  • a network side device including a processor, a memory, and a program or instruction stored in the memory and operable on the processor, when the program or instruction is executed by the processor Steps for realizing the method for determining a recommended bit rate as described in the third aspect.
  • a readable storage medium where programs or instructions are stored on the readable storage medium, and when the programs or instructions are executed by a processor, the implementation of the first aspect, the second aspect or the third aspect can be realized.
  • the steps of the recommended bitrate determination method are provided.
  • a chip in an eleventh aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the first aspect 1.
  • a computer program product is provided, the computer program product is stored in a non-transitory storage medium, and the computer program product is executed by at least one processor to implement the first aspect and the second aspect Or the method for determining the recommended bit rate described in the third aspect.
  • a communication device configured to execute the method for determining a recommended bit rate as described in the first aspect, the second aspect or the third aspect.
  • the end-to-end recommended bit rate between the first remote terminal and the network side equipment, or between the first remote terminal and other remote terminals is transmitted and interacted through the first relay terminal , so that the service source coding of the first remote terminal can better adapt to link conditions, improve transmission efficiency, and ensure the service experience and system efficiency of the first remote terminal.
  • FIG. 1 is a structural diagram of a network system provided by an embodiment of the present application.
  • FIG. 2 is a flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application
  • FIG. 3 is another flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application
  • FIG. 4 is another flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application
  • FIG. 5 is a structural diagram of a device for determining a recommended bit rate provided by an embodiment of the present application
  • FIG. 6 is another structural diagram of an apparatus for determining a recommended bit rate provided by an embodiment of the present application.
  • Fig. 7 is another structural diagram of the device for determining the recommended bit rate provided by the embodiment of the present application.
  • FIG. 8 is a structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 9 is a structural diagram of a terminal provided in an embodiment of the present application.
  • FIG. 10 is a structural diagram of a network-side device provided by an embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It should be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application can be practiced in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • 'transmission' refers to the transmission of signals, not the sending of signals in a narrow sense.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used for the above-mentioned system and radio technology, and can also be used for other systems and radio technologies.
  • NR New Radio
  • the following description describes New Radio (NR) systems for example purposes, and uses NR terminology in most of the following descriptions, although these techniques can also be applied to applications other than NR system applications, such as Gen 6 ( 6th Generation , 6G) communication system.
  • Gen 6 6th Generation , 6G
  • FIG. 1 shows a structural diagram of a wireless communication system to which this embodiment of the present application is applicable.
  • the wireless communication system includes a remote terminal 11 , a network side device 12 and a relay terminal 13 .
  • the remote terminal 11 can also be called a terminal device or a user terminal (User Equipment, UE), and the remote terminal 11 can be a mobile phone, a tablet computer (Tablet Computer), a laptop computer (Laptop Computer) or a notebook computer , Personal Digital Assistant (PDA), PDA, Netbook, Ultra-Mobile Personal Computer (UMPC), Mobile Internet Device (MID), Wearable Device Or terminal-side equipment such as Vehicle User Equipment (VUE) and Pedestrian User Equipment (PUE), and wearable devices include: bracelets, earphones, glasses, etc.
  • PDA Personal Digital Assistant
  • UMPC Ultra-Mobile Personal Computer
  • MID Mobile Internet Device
  • MID Wearable Device Or terminal-side equipment
  • VUE Vehicle User Equipment
  • PUE Pedestrian User Equipment
  • wearable devices include: bracelet
  • the network side device 12 may be a base station or a core network, where a base station may be called a node B, an evolved node B, an access point, a base transceiver station (Base Transceiver Station, BTS), a radio base station, a radio transceiver, a basic service Basic Service Set (BSS), Extended Service Set (ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, Wireless Local Area Network (WLAN) ) access point, wireless fidelity (Wireless Fidelity, WiFi) node, transmitting and receiving point (Transmitting Receiving Point, TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to Specific technical terms, it should be noted that in the embodiment of the present application, only the base station in the NR system is taken as an example, but the specific type of
  • FIG. 2 is a flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application.
  • the method for determining a recommended bit rate includes:
  • Step 201 the first relay terminal performs a first operation, and the first operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • the first relay terminal may also be referred to as a relay (relay) UE, and the first relay terminal may be located between a network side device (for example, a base station) and a first remote terminal (a remote terminal may also be referred to as a remote UE). ), that is, the network side device and the first remote terminal do not communicate directly, but communicate through the first relay terminal, or the first relay terminal may be located between the first remote terminal and other remote terminals In other words, the first remote terminal does not directly communicate with other remote terminals, but communicates through the first relay terminal.
  • a relay relay
  • the recommended bit rate received by the first relay terminal or the recommended bit rate sent is an end-to-end recommended bit rate. For example, if the first relay terminal is located between the network side device and the first remote terminal, Then the first relay terminal forwards the received end-to-end recommended bit rate between the network side device and the first remote terminal.
  • the first relay terminal performs the first operation, and the first operation includes at least one of the following: receiving the first recommended bit rate information; sending the second recommended bit rate information; wherein, the first recommended bit rate At least one of the rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals; and/or, the first recommended bit rate information and the second At least one item of recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • the end-to-end recommended bit rate between the first remote terminal and the network side equipment, or between the first remote terminal and other remote terminals is transmitted and interacted by the first relay terminal, so that the first remote terminal Terminal service source coding can better adapt to link conditions, improve transmission efficiency, and ensure the service experience and system efficiency of the first remote terminal.
  • the method for determining the recommended bit rate may further include: when the first relay terminal is determined to be in a sidelink connection state, determining to communicate with the first relay terminal The connected network-side device and the first remote terminal; and/or, determining the first remote terminal and other remote terminals communicatively connected to the first relay terminal.
  • the other remote terminal may be a relay terminal, or may be one of the end terminals of the sidelink link.
  • the receiving the first recommended bit rate information includes the following item:
  • first recommended bit rate information sent by the first remote terminal, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first end-to-end recommended bit rate between the remote terminal and other remote terminals;
  • first recommended bit rate information sent by the network side device, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device;
  • the first recommended bit rate information including the end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the endpoint and other remote endpoints.
  • the first relay terminal may receive the first recommended bit rate information sent by the first remote terminal, the network side device, or the second relay terminal.
  • the end-to-end recommended bit rate included in the first recommended bit rate information is different. For details, refer to the above description, and details are not repeated here.
  • the first relay terminal may also send the second recommended bit rate information to the first remote terminal, the network side device or the second relay terminal, that is, the sending of the second recommended bit rate information includes the following items:
  • Second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the end terminal and other remote terminals;
  • the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote terminal End-to-end recommended bit rate between a remote terminal and other remote terminals.
  • the end-to-end recommended bit rate included in the second recommended bit rate information is different. For details, refer to the above description, and details are not repeated here.
  • At least one of the first recommended bit rate information and the second recommended bit rate information controls a protocol data unit (Protocol Data Unit, PDU) through a packet data convergence protocol (Packet Data Convergence Protocol, PDCP), and the adaptation layer Control PDU, radio link layer control (Radio Link Control, RLC) control PDU or media access control (Media Access Control, MAC) control element (Control Element, CE) signaling is sent.
  • PDU Protocol Data Unit
  • PDCP Packet Data Convergence Protocol
  • RLC Radio Link Control
  • MAC media access control
  • CE Control element
  • the first recommended bit rate information includes the first recommended bit rate, the identifier of the first remote terminal, and the first radio bearer RB identifier, or includes the second recommended bit rate, the first remote terminal
  • Radio Bearer RB
  • the identity of the terminal, and the identity of the second RB or include the second recommended bit rate, the identity of the other remote terminal, and the second RB identity, or include the second recommended bit rate, the identity of the first remote terminal an identifier of the other remote terminal, and an identifier of the second RB.
  • the second recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, and the second RB identifier, or include the second recommended bit rate , the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, the identifier of the other remote terminal, and the second RB identifier;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • the first recommended bit rate information includes the end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first remote terminal receives the end-to-end recommended bit rate party
  • the first recommended bit rate information includes the identifier of the first remote terminal. If the first remote terminal is the sender of the first recommended bit rate information, and the receiver is other remote terminals, then the first recommended bit rate information includes identifiers of other remote terminals.
  • the end-to-end recommended bit rate between the first remote terminal and the network side device included in the first recommended bit rate information may be the same as the end-to-end recommended bit rate between the first remote terminal and the network side device included in the second recommended bit rate information.
  • the end-to-end recommended bitrate is the same or different between devices.
  • the end-to-end recommended bit rate between the first remote terminal and other remote terminals included in the first recommended bit rate information may be the same as the end-to-end recommended bit rate between the first remote terminal and other remote terminals included in the second recommended bit rate information.
  • the end-to-end recommended bitrates of the two are the same or different.
  • the end-to-end recommended bit rate control and request process can be performed, where the two final endpoints of control and request are the next generation base station between the node (next Generation Node Base, gNB) and remote UE, the granularity of control and request can be remote UE end-to-end RB, and the intermediate relay node can also participate in the request, and the granularity is also a remote UE end-to-end RB.
  • the node next Generation Node Base, gNB
  • the granularity of control and request can be remote UE end-to-end RB, and the intermediate relay node can also participate in the request, and the granularity is also a remote UE end-to-end RB.
  • the path is between the remote UE and the base station, or between the relay UE and the base station, and the PDCP control PDU (remote UE end-to-end RB granularity), or the adaptation layer control PDU, RLC control PDU can be used
  • the relay UE can according to the request it receives Information and its own measurement information on the links on both sides (the Uu link with the base station, and the direct cellular communication protocol (PC5) link with the remote UE), and the recommended bit rate with a small value after synthesis, Make a request to gNB.
  • the end-to-end recommended bit rate control and request process can be performed, where the two final endpoints of control and request are between two remote UEs, control and request
  • the granularity is remote UE end-to-end RB, and the relay UE in the middle can also participate in the request, and the granularity is also a remote UE end-to-end RB.
  • the path is between remote UE1 and peer remote UE2, or between relay UE and remote UE, and can control PDU through PDCP (remote UE end-to-end RB granularity), or adaptation layer control PDU , RLC control PDU or MAC CE transmission, when sending through the adaptation layer control PDU, RLC control PDU or MAC CE signaling, it is necessary to explicitly carry the remote UE identifier and the end-to-end RB identifier, and the control and request can be fixed by default.
  • direction, or explicitly carry direction indication, or indication information used to indicate control or request the relay UE can combine the recommended bit rate with a small value based on the request information it receives and its own measurement information on both links , make a request to the remote UE.
  • the end-to-end two ends are remote UE1 and remote UE2.
  • the recommended bit rate information sent by remote UE1 includes the end-to-end recommended bit rate, the identity of remote UE2, remote UE1 and remote UE1.
  • the remote UE1 since the remote UE1 is the initiating node, the remote UE1 may be carried in the addressing information, or the identifier of the remote UE1 may be explicitly included in the recommended bit rate information.
  • the first recommended bit rate information includes a recommended bit rate for a target object associated with the first remote terminal.
  • the network side device is the controller
  • the remote UE is the requester.
  • the first recommended bit rate information or the second recommended bit rate information also needs to include information indicating that the first remote terminal is the requester or the controller. Instructions.
  • the requester can also be called the proposer or receiver, and the controller can also be called the decider or sender.
  • the second recommended bit rate information may also include the recommended bit rate of the target object associated with the first remote terminal, and the second recommended bit rate information may also include indication information, and the indication information is used to indicate that the first The remote terminal is either the controller or the requester.
  • the indication information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • each direction is divided into a clear identification, such as remote UE1->remote UE2 as direction 1, remote UE2->remote UE1 as direction2, in the direction of direction 1, the default remote UE1 decides, remote UE2 recommends, in direction 2
  • the default remote UE1 decides, remote UE2 recommends.
  • direction 1 and direction 2 are the direction identification bits, and according to the direction identification bits, it can be known that remote UE1 and remote UE2 are the controller or the requester.
  • the bit is set to 0, and if the reverse direction is controlled, the bit is set to 1; the bit is the direction identification bit, and the remote UE1 can be known according to the direction identification bit , remote UE2 is the controller or the requester.
  • the first recommended bit rate information (or the second recommended bit rate information) can carry source (source) UE identification (Identity Document, ID), target (target) UE ID and RB ID information, the advantage of this is direction and/or control (or request) information is implicit in the source terminal identification (ie source UE ID) and target terminal identification (ie target UE ID), for example, in the recommended bit rate information sent by remote UE1 to remote UE2, if the source UE ID is remote UE1 If the target UE ID is the identity of remote UE2, the control direction is remote UE1->remote UE2; if the source UE ID is the identity of remote UE2, and the target UE ID is the identity of remote UE1, the control direction is remote UE2-> remote UE1.
  • the first remote terminal is the controlling party or the recommending party can adopt a default regulation, or explicitly indicate, for example, use an identification bit to indicate. For example, it is carried by 1 bit, if the bit is 0, it means the controller, and if the bit is 1, it means the suggester.
  • the target object includes at least one of the following:
  • CBR Channel Busy Ratio
  • PC5 LCID granularity It means that the recommended bit rate is controlled or requested for a PC5 LCID.
  • the rate of a logical channel will be set according to the bit rate;
  • Bit rate setting is the rate sent from a specific Source L2 ID to a specific Destination L2 ID;
  • Use PC5 link granularity means that the recommended bit rate is controlled or requested for a specific PC5 link, and the UE at the service source will set the specific PC5 link transmission rate according to the bit rate;
  • PC5 priority granularity It means that the recommended recommended bit rate is controlled or requested for a specific PC5 priority, and the UE at the service source will set the specific PC5 priority transmission rate according to the bit rate;
  • Use CBR interval (Range) granularity it means that the recommended recommended bit rate is controlled or requested for a specific CBR interval, and the UE at the service source will set the transmission rate when it is located in a specific CBR interval according to the bit rate.
  • the recommended bit rate determination method in this application can realize end-to-end recommended bit rate interaction. Due to the end-to-end control, in addition to the load and link quality of the Uu link, the load and link quality of the PC5 link also need to be considered. It is equivalent to controlling or requesting the final end-to-end recommended bit rate according to the capacity and achievable rate of the end-to-end bearer on the entire transmission path.
  • the gNB can request or configure the relay UE and the remote UE to report the link quality of the Uu link, periodically report the link quality, load, and remaining capacity of the PC5 link, or event-triggered reporting, so that the gNB can do more accurate judgment and control.
  • the remote UE can also receive the link quality situation of the Uu link sent by the relay UE, or the link quality situation of the PC5 link between itself and other remote UEs sent by the relay UE.
  • the above-mentioned recommended bit rate determination method also includes:
  • the first relay terminal sends Uu link quality information to the first remote terminal or the network side device, where the Uu link quality information includes the first relay terminal and the network side device Uu link quality information between devices;
  • the first relay terminal sends first PC5 link quality information to the network-side device, where the first PC5 link quality information includes a link between the first relay terminal and the first remote terminal PC5 link quality information between them.
  • the first relay terminal can send the Uu link quality information to the first remote terminal or the network side device, and the first relay terminal can send the first PC5 link quality information to the network side device.
  • the above recommended bit rate determination method also includes:
  • the first relay terminal sends first PC5 link quality information to the other remote terminals, where the first PC5 link quality information includes the first relay terminal and the first remote terminal PC5 link quality information between;
  • the first relay terminal sends second PC5 link quality information to the first remote terminal, where the second PC5 link quality information includes the first relay terminal and the other remote terminal Link quality information between PC5.
  • the first relay terminal may send the first PC5 link quality information to the other remote terminal; the first relay terminal may also send the second PC5 link quality information to the first remote terminal.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the sent recommended bit rate message can carry destination address information (also called target address), destination remote terminal information, target RB identification information, etc., for distinction and addressing.
  • the recommended bit rate has been set according to the RB identification granularity of the terminal remote UE. This recommended bit rate is unchanged during the transmission process. After multi-hop transmission and addressing, it finally reaches the remote UE of the terminal.
  • FIG. 3 is a flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application. As shown in FIG. 3, the method for determining a recommended bit rate provided in an embodiment of the present application includes:
  • Step 301 the first remote terminal performs a second operation, and the second operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the first An end-to-end recommended bit rate between the remote terminal and the other remote terminals.
  • the first relay terminal may be located between a network-side device (for example, a base station) and a first remote terminal (the remote terminal may also be called a remote UE), that is, the first remote terminal passes through the first relay terminal communicate with network-side equipment, or the first relay terminal is located between the first remote terminal and other remote terminals, and the first remote terminal communicates with other remote terminals through the first relay terminal.
  • a network-side device for example, a base station
  • the remote terminal may also be called a remote UE
  • the first remote terminal sends first recommended bit rate information to the first relay terminal, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the second An end-to-end recommended bit rate between a remote terminal and the other remote terminals.
  • the first remote terminal may also receive second recommended bit rate information sent by the first relay terminal, where the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, Or, an end-to-end recommended bit rate between the first remote terminal and the other remote terminal.
  • the recommended bit rate sent by the first relay terminal to the first remote terminal, or the recommended bit rate sent by the first remote terminal received by the first relay terminal is an end-to-end recommended bit rate. For example, if The first relay terminal is located between the network side device and the first remote terminal, and the first relay terminal forwards the received end-to-end recommended bit rate between the network side device and the first remote terminal, if forward to the network side device or the first remote terminal.
  • the first remote terminal performs a second operation, and the second operation includes at least one of the following: sending the first recommended bit rate information to the first relay terminal; receiving the first recommended bit rate information sent by the first relay terminal Second recommended bit rate information; wherein at least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommendation between the first remote terminal and the network side device The bit rate, or the end-to-end recommended bit rate between the first remote terminal and the other remote terminals.
  • the end-to-end recommended bit rate between the first remote terminal and the network side equipment, or between the first remote terminal and other remote terminals is transmitted and interacted by the first relay terminal, so that the first remote terminal Terminal service source coding can better adapt to link conditions, improve transmission efficiency, and ensure the service experience and system efficiency of the first remote terminal.
  • the first remote terminal cannot frequently request the recommended bit rate, and needs to be controlled by the prohibition timer. That is, when the first recommended bit rate information includes the end-to-end recommended bit rate between the first remote terminal and the network side device, the first remote terminal sends the first relay terminal to the first relay terminal After recommending the bit rate information, the method also includes:
  • the first remote terminal starts a prohibition timer, and the prohibition timer is used to prohibit the first remote terminal from sending the end-to-end recommended bit rate to the network side device.
  • the remote UE After the remote UE reports the end-to-end recommended bit rate to the base station once, it will start the prohibition timer. During the operation of the prohibition timer, it is not allowed to report again until the timer expires before reporting.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is sent through PDCP control PDU, adaptation layer control PDU, RLC control PDU or MAC CE signaling.
  • the first recommended bit rate information includes the first recommended bit rate, the identifier of the first remote terminal, and the first radio bearer RB identifier, or includes the second recommended bit rate, the identifier of the other remote terminal and the second RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, the identifiers of the other remote terminals, and the second RB identifier.
  • Radio Bearer Radio Bearer
  • the second recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, An identifier of the first remote terminal, an identifier of the other remote terminal, and a second RB identifier;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • the end-to-end recommended bit rate in the first recommended bit rate information may be the same as or different from the end-to-end recommended bit rate in the second recommended bit rate information.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • the two ends of the communication are a remote UE and another remote UE, and the first recommended bit rate information or the second recommended bit rate information also needs to include an indication indicating that the first remote terminal is the requester or the controller information.
  • the requester can also be called the proposer or receiver, and the controller can also be called the decider or sender. That is, at least one of the first recommended bit rate information and the second recommended bit rate information further includes indication information, where the indication information is used to indicate that the first remote terminal is a controller or a requester.
  • the indication information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • the target object includes at least one of the following:
  • the recommended bit rate determination method in this application can realize end-to-end recommended bit rate interaction. Due to the end-to-end control, in addition to the load and link quality of the Uu link, the load and link quality of the PC5 link also need to be considered. It is equivalent to controlling or requesting the final end-to-end recommended bit rate according to the capacity and achievable rate of the end-to-end bearer on the entire transmission path.
  • the gNB can request or configure the relay UE and the remote UE to report the link quality of the Uu link, periodically report the link quality, load, and remaining capacity of the PC5 link, or event-triggered reporting, so that the gNB can do more accurate judgment and control.
  • the remote UE can also receive the link quality situation of the Uu link sent by the relay UE, or the link quality situation of the PC5 link between itself and other remote UEs sent by the relay UE.
  • the method for determining the recommended bit rate further includes: the first remote terminal receiving the Uu link quality information sent by the first relay terminal, wherein the Uu link quality information includes the first Uu link quality information between the relay terminal and the network side device.
  • the first relay terminal may send the Uu link quality information to the first remote terminal, so that the first remote terminal can know the Uu link quality situation.
  • the above recommended bit rate determination method also includes:
  • the first remote terminal receives the second PC5 link quality information sent by the first relay terminal, where the second PC5 link quality information includes the relationship between the first relay terminal and the other remote terminals PC5 link quality information between them.
  • the first remote terminal communicates with other remote terminals, and the first relay terminal sends the link quality information of the second PC5 to the first remote terminal, so that the first remote terminal can know the link quality of the second PC5.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the sent recommended bit rate message can carry destination address information (also called target address), destination remote terminal information, target RB identification information, etc., for distinction and addressing.
  • the recommended bit rate has been set according to the RB identification granularity of the terminal remote UE. This recommended bit rate is unchanged during the transmission process. After multi-hop transmission and addressing, it finally reaches the remote UE of the terminal.
  • FIG. 4 is a flowchart of a method for determining a recommended bit rate provided in an embodiment of the present application. As shown in FIG. 4, the method for determining a recommended bit rate provided in an embodiment of the present application includes:
  • Step 401 the network side device performs a third operation, and the third operation includes at least one of the following:
  • At least one item of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • the end-to-end recommended bit rate between the first remote terminal and the network side device is transmitted and interacted by the first relay terminal, so that the service source coding of the first remote terminal can better adapt to the link
  • the transmission efficiency is improved, and the service experience and system efficiency of the first remote terminal are guaranteed.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by a packet data convergence protocol PDCP control protocol data unit PDU, an adaptation layer control PDU, a radio link layer control RLC control PDU or a media
  • the access control MAC control element CE signaling is sent.
  • the first recommended bit rate information When the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the first remote an identifier of the terminal terminal, and an identifier of the first radio bearer RB;
  • the second recommended bit rate information When the second recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the second recommended bit rate information includes the first recommended bit rate, the second recommended bit rate An identifier of a remote terminal, and the identifier of the first RB;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • the target object includes at least one of the following:
  • the recommended bit rate determination method in this application can realize end-to-end recommended bit rate interaction. Due to the end-to-end control, in addition to the load and link quality of the Uu link, the load and link quality of the PC5 link also need to be considered. It is equivalent to controlling or requesting the final end-to-end recommended bit rate according to the capacity and achievable rate of the end-to-end bearer on the entire transmission path.
  • the gNB can request or configure the relay UE and the remote UE to report the link quality of the Uu link, periodically report the link quality, load, and remaining capacity of the PC5 link, or event-triggered reporting, so that the gNB can do more accurate judgment and control.
  • the above-mentioned recommended bit rate determination method also includes:
  • the network side device receives the Uu link quality information sent by the first relay terminal, wherein the Uu link quality information includes the Uu link between the first relay terminal and the network side device quality information;
  • the network side device receives the first PC5 link quality information sent by the first relay terminal, wherein the first PC5 link quality information includes the first relay terminal and the first remote terminal Link quality information between PC5.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • One relay terminal may be set between the first remote terminal and the network side device, or two or more relay terminals may be set.
  • the sent recommended bit rate message can carry destination address information (also called target address), destination remote terminal information, target RB identification information, etc., for distinction and addressing.
  • the recommended bit rate has been set according to the RB identification granularity of the terminal remote UE. This recommended bit rate is unchanged during the transmission process. After multi-hop transmission and addressing, it finally reaches the remote UE of the terminal.
  • the method of the present application can be applied in the secondary link relay architecture, and is an end-to-end recommended bit rate interaction method.
  • the two final endpoints for end-to-end recommended bit rate control and request are gNB and remote UE.
  • the two final endpoints for end-to-end recommended bit rate control and request are two remote UEs.
  • the base station has control over the remote UE and its bearer, that is, the remote UE directly establishes an RRC connection and an end-to-end bearer with the base station, and the end-to-end bearer is carried on the relay UE Uu RLC bearer and the PC5 RLC bearer
  • the bearer and mapping on the network are configured by the base station, and the base station can know the end-to-end RB of each remote UE.
  • the base station if it is necessary to control the end-to-end recommended bit rate, the most accurate granularity is to directly control the end-to-end RB of each remote UE, and give the recommended uplink or downlink bit rate.
  • the feasible way can be:
  • the base station directly sends the recommended bit rate information to each remote UE, and its granularity is based on the end-to-end RB of each remote UE. Since the PDCP layer is based on the end-to-end RB granularity of the remote UE, it can be sent in the form of PDCP control PDU;
  • the base station first sends the recommended bit rate information to the relay UE, which carries remote UE ID information and end-to-end RB ID information, and the relay UE constructs a PC5 interface message based on the remote UE ID information and E2E RB ID information, and sends it to the remote UE.
  • the Uu interface can use the adaptation layer (adaptation layer) control (control) PDU, RLC control PDU or MAC CE, and then the PC5 interface can use MAC CE signaling or other layer signaling.
  • the granularity of the recommended bit rate is remote UE end-to-end RB;
  • the remote UE can also request the recommended bit rate to the gNB, and the granularity is also the remote UE end-to-end RB.
  • the feasible method is similar to the above, and the transmission can be performed in the opposite direction. And the remote UE needs to be controlled by the prohibition timer, and cannot frequently request the recommended bit rate.
  • the relay UE can also request the recommended bit rate of the remote U end-to-end RB granularity to the gNB, for example, Uu MAC CE, RLC control PDU, adaptation layer can be used Control PDU and other formats, carry remote UE ID and end-to-end RB ID information, and request to the base station.
  • the relay UE can also combine multiple remote UE end-to-end RBs mapped to a Uu RLC bearer (bearer), and give an entire recommended bit rate request value based on the Uu LCID.
  • the load and link quality of the PC5 link Due to the control of E2E, in addition to the load and link quality of the Uu link, the load and link quality of the PC5 link also need to be considered, which is equivalent to the capacity and link quality of the end-to-end bearer on the entire transmission path. According to the attainable rate, the final end-to-end recommended bit rate control or request is performed. Therefore, whether it is controlled by gNB or requested by remote UE, it is necessary to grasp the information of the whole path. For example, gNB can request or configure relay UE and The remote UE performs periodic or event-triggered reporting of the link quality of the Uu link, the link quality of the PC5 link, and/or load, remaining capacity, etc., to facilitate more accurate judgment and control by the gNB.
  • the remote UE can refer to certain Uu link quality and/or load conditions, or the remote UE can directly make a request based on the link quality and/or load conditions of the PC5 link it sees. report.
  • the Relay UE can also request a recommended bit rate for a remote UE end-to-end RB. It can simultaneously consider the link quality and/or load of the PC5 link and the link quality and/or load of the Uu link, whichever is smaller. Because the smaller link determines the end-to-end capacity, the request is reported.
  • the gNB can determine the final recommended bit rate after comprehensive consideration according to the received requests from the remote UE and the relay UE.
  • the L2 U2U architecture can use the end-to-end recommended bit rate control method.
  • the L2 U2U can clearly distinguish the end-to-end bearer and the mapping relationship in each place between two remote UEs.
  • the core of the end-to-end recommended bit rate control is: it
  • the granularity of is end-to-end RB, which can be as follows:
  • End-to-end PDCP control PDU mode since the PDCP layer is end-to-end RB granularity, it is more direct and saves additional indication overhead to transmit control messages of this granularity in PDCP control PDU; MAC CE, RLC control PDU or adaptation can also be used
  • the layer control PDU is transmitted.
  • the remote UE ID and the end-to-end RB ID need to be explicitly carried to distinguish which RB is controlled;
  • any remote UE or relay UE can also request the recommended bit rate to another remote UE node at the end.
  • the remote UE can request the remote UE at the other end in an end-to-end manner.
  • the UE can also make a request to the remote UE at the other end.
  • the request is based on the link capacity currently judged by itself and other link capacities that can be mastered. The smaller of the various capacities is selected, and the end-to-end request is made to report the recommended bit rate for the end-to-end request.
  • the terminal remote UE determines the final end-to-end recommended bit rate control information.
  • This application provides an end-to-end recommended bit rate interaction method between the remote UE and its serving base station, and between the remote UE and the peer remote UE in the secondary link relay architecture, which can make the remote UE service source coding more efficient It adapts well to the link conditions, improves the transmission efficiency, and guarantees the service experience and system efficiency of the remote UE.
  • the recommended bit rate determination method provided in the embodiment of the present application may be executed by the recommended bit rate determination device, or a control module in the recommended bit rate determination device for executing the recommended bit rate determination method.
  • the method for determining a recommended bit rate performed by the device for determining a recommended bit rate is taken as an example to illustrate the device for determining a recommended bit rate provided in the embodiments of the present application.
  • FIG. 5 is a structural diagram of an apparatus for determining a recommended bit rate provided in an embodiment of the present application.
  • the first apparatus 500 for determining a recommended bit rate includes:
  • the first executing module 501 is configured to execute a first operation, where the first operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • the receiving the first recommended bit rate information includes the following item:
  • first recommended bit rate information sent by the first remote terminal, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first end-to-end recommended bit rate between the remote terminal and other remote terminals;
  • first recommended bit rate information sent by the network side device, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device;
  • the first recommended bit rate information including the end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the endpoint and other remote endpoints.
  • the sending of the second recommended bit rate information includes the following item:
  • Second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the end terminal and other remote terminals;
  • the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote terminal End-to-end recommended bit rate between a remote terminal and other remote terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by the packet data convergence protocol PDCP control protocol data unit PDU, the adaptation layer controls the PDU, and the radio link layer controls the RLC
  • the control PDU or medium access control MAC control element CE signaling is sent.
  • the first recommended bit rate information when the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, and the second RB identifier, or include the second recommended bit rate , the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, the identifier of the other remote terminal, and the second RB identifier;
  • the second recommended bit rate information includes the first recommended bit rate, the first remote The identity of the end terminal, and the identity of the first radio bearer RB, or include the second recommended bit rate, the identity of the first remote terminal, and the second RB identity, or include the second recommended bit rate, the other The identity of the remote terminal, and the identity of the second RB, or include the second recommended bit rate, the identity of the first remote terminal, the identity of the other remote terminal, and the identity of the second RB;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes indication information, and the indication information is used to indicate that the first remote terminal is the controller or requests square.
  • the instruction information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • the target object includes at least one of the following:
  • the first recommended bit rate determining device 500 also includes:
  • the first sending module is configured to send Uu link quality information to the first remote terminal or the network side device, wherein the Uu link quality information includes the first relay terminal and the network side Uu link quality information between devices;
  • first PC5 link quality information includes PC5 link quality information between the first relay terminal and the first remote terminal .
  • the first recommended bit rate determining device 500 also includes:
  • a second sending module configured to send first PC5 link quality information to the other remote terminals, where the first PC5 link quality information includes the first relay terminal and the first remote terminal PC5 link quality information between;
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the apparatus 500 for determining the first recommended bit rate in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the apparatus 500 for determining the first recommended bit rate in the embodiment of the present application may be an apparatus with an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in this embodiment of the present application.
  • the apparatus 500 for determining the first recommended bit rate provided in the embodiment of the present application can realize each process implemented by the method embodiment in FIG. 2 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • FIG. 6 is a structural diagram of a device for determining a recommended bit rate provided in an embodiment of the present application.
  • the second device for determining a bit rate 600 includes:
  • the second executing module 601 is configured to execute a second operation, where the second operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the first An end-to-end recommended bit rate between the remote terminal and the other remote terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by the packet data convergence protocol PDCP control protocol data unit PDU, the adaptation layer controls the PDU, and the radio link layer controls the RLC
  • the control PDU or medium access control MAC control element CE signaling is sent.
  • the first recommended bit rate information when the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, An identifier of the first remote terminal, an identifier of the other remote terminal, and a second RB identifier;
  • the second recommended bit rate information includes the first recommended bit rate, the first remote The identity of the end terminal, and the identity of the first radio bearer RB, or include the second recommended bit rate, the identity of the other remote terminal, and the second RB identity, or include the second recommended bit rate, the first An identifier of the remote terminal, an identifier of the other remote terminal, and a second RB identifier;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes indication information, and the indication information is used to indicate that the first remote terminal is the controller or requests square.
  • the instruction information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • the target object includes at least one of the following:
  • the second recommended bit rate determining device 600 also includes:
  • the first receiving module is configured to receive the Uu link quality information sent by the first relay terminal, where the Uu link quality information includes the Uu link between the first relay terminal and the network side device quality information.
  • the second recommended bit rate determining device 600 also includes:
  • the second receiving module is configured to receive the second PC5 link quality information sent by the first relay terminal, wherein the second PC5 link quality information includes the first relay terminal and the other remote PC5 link quality information between terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device;
  • the apparatus further includes a starting module, configured to start a prohibition timer, and the prohibition timer is used to prohibit the first remote terminal from sending the end-to-end recommended bit rate to the network side device.
  • the apparatus 600 for determining the second recommended bit rate in the embodiment of the present application may be a device, or may be a component, an integrated circuit, or a chip in a terminal.
  • the apparatus 600 for determining the second recommended bit rate in this embodiment of the present application may be an apparatus with an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in this embodiment of the present application.
  • the apparatus 600 for determining the second recommended bit rate provided in the embodiment of the present application can implement various processes implemented in the method embodiment in FIG. 3 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • FIG. 7 is a structural diagram of an apparatus for determining a recommended bit rate provided in an embodiment of the present application.
  • the third apparatus for determining a bit rate 700 includes:
  • At least one item of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by the packet data convergence protocol PDCP control protocol data unit PDU, the adaptation layer controls the PDU, and the radio link layer controls the RLC
  • the control PDU or medium access control MAC control element CE signaling is sent.
  • the first recommended bit rate information when the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal and the identifier of the first radio bearer RB;
  • the second recommended bit rate information When the second recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the second recommended bit rate information includes the first recommended bit rate, the second recommended bit rate An identifier of a remote terminal, and the identifier of the first RB;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • the target object includes at least one of the following:
  • the third recommended bit rate determining device 700 also includes:
  • a receiving module configured to receive the Uu link quality information sent by the first relay terminal, where the Uu link quality information includes the Uu link between the first relay terminal and the network side device quality information;
  • the first PC5 link quality information includes the PC5 link between the first relay terminal and the first remote terminal road quality information.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the third recommended bit rate determination apparatus 700 provided in the embodiment of the present application can realize each process realized by the method embodiment in FIG. 4 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • this embodiment of the present application further provides a communication device 80, including a processor 81, a memory 82, and programs or instructions stored in the memory 82 and operable on the processor 81,
  • a communication device 80 including a processor 81, a memory 82, and programs or instructions stored in the memory 82 and operable on the processor 81
  • the communication device 80 is a terminal
  • the program or instruction is executed by the processor 81
  • each process of the embodiment of the method for determining the recommended bit rate shown in FIG. 2 or FIG. 3 can be realized, and the same technical effect can be achieved.
  • the communication device 80 is a network-side device
  • each process of the embodiment of the method for determining the recommended bit rate shown in FIG. 4 is implemented, and the same technical effect can be achieved.
  • FIG. 9 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 1000 includes but not limited to: a radio frequency unit 1001, a network module 1002, an audio output unit 1003, an input unit 1004, a sensor 1005, a display unit 1006, a user input unit 1007, an interface unit 1008, a memory 1009, and a processor 1010, etc. .
  • the terminal 1000 can also include a power supply (such as a battery) for supplying power to various components, and the power supply can be logically connected to the processor 1010 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 9 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 1004 may include a graphics processor (Graphics Processing Unit, GPU) 10041 and a microphone 10042, and the graphics processor 10041 is used for the image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 1006 may include a display panel 10061, and the display panel 10061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1007 includes a touch panel 10071 and other input devices 10072 .
  • the touch panel 10071 is also called a touch screen.
  • the touch panel 10071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 10072 may include, but are not limited to, physical keyboards, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 1001 receives the downlink data from the network side equipment, and processes it to the processor 1010; in addition, sends the uplink data to the base station.
  • the radio frequency unit 1001 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 1009 can be used to store software programs or instructions as well as various data.
  • the memory 1009 may mainly include a program or instruction storage area and a data storage area, wherein the program or instruction storage area may store an operating system, at least one application program or instruction required by a function (such as a sound playback function, an image playback function, etc.) and the like.
  • the memory 1009 may include a high-speed random access memory, and may also include a nonvolatile memory, wherein the nonvolatile memory may be a read-only memory (Read-Only Memory, ROM), a programmable read-only memory (Programmable ROM) , PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electrically erasable programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • PROM erasable programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM electrically erasable programmable read-only memory
  • EEPROM electrically erasable programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid-state storage device.
  • the processor 1010 may include one or more processing units; optionally, the processor 1010 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly handle wireless communications, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 1010 .
  • the processor 1010 is configured to perform a first operation, where the first operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device.
  • the receiving the first recommended bit rate information includes the following item:
  • first recommended bit rate information sent by the first remote terminal, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first end-to-end recommended bit rate between the remote terminal and other remote terminals;
  • first recommended bit rate information sent by the network side device, where the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device;
  • the first recommended bit rate information including the end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the endpoint and other remote endpoints.
  • the sending of the second recommended bit rate information includes the following item:
  • Second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote The end-to-end recommended bit rate between the end terminal and other remote terminals;
  • the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or the first remote terminal End-to-end recommended bit rate between a remote terminal and other remote terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by the packet data convergence protocol PDCP control protocol data unit PDU, the adaptation layer controls the PDU, and the radio link layer controls the RLC
  • the control PDU or medium access control MAC control element CE signaling is sent.
  • the first recommended bit rate information when the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, and the second RB identifier, or include the second recommended bit rate , the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, the identifier of the first remote terminal, the identifier of the other remote terminal, and the second RB identifier;
  • the second recommended bit rate information includes the first recommended bit rate, the first remote The identity of the end terminal, and the identity of the first radio bearer RB, or include the second recommended bit rate, the identity of the first remote terminal, and the second RB identity, or include the second recommended bit rate, the other The identity of the remote terminal, and the identity of the second RB, or include the second recommended bit rate, the identity of the first remote terminal, the identity of the other remote terminal, and the identity of the second RB;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes indication information, and the indication information is used to indicate that the first remote terminal is the controller or requests square.
  • the instruction information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • the target object includes at least one of the following:
  • the radio frequency unit 1001 is configured to send Uu link quality information to the first remote terminal or the network side device, where the Uu link quality information includes the first relay terminal and the The Uu link quality information between the network side devices;
  • first PC5 link quality information includes PC5 link quality information between the first relay terminal and the first remote terminal .
  • the radio frequency unit 1001 is configured to send first PC5 link quality information to the other remote terminal, where the first PC5 link quality information includes the first relay terminal and the first PC5 link quality information between remote terminals;
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the processor 1010 is configured to perform a second operation, where the second operation includes at least one of the following:
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device, or, the first An end-to-end recommended bit rate between the remote terminal and the other remote terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information is controlled by the packet data convergence protocol PDCP control protocol data unit PDU, the adaptation layer controls the PDU, and the radio link layer controls the RLC
  • the control PDU or medium access control MAC control element CE signaling is sent.
  • the first recommended bit rate information when the first recommended bit rate information is carried in the adaptation layer control PDU, RLC control PDU or MAC CE signaling, the first recommended bit rate information includes the first recommended bit rate, the The identifier of the first remote terminal, and the first radio bearer RB identifier, or include the second recommended bit rate, the identifier of the other remote terminal, and the second RB identifier, or include the second recommended bit rate, An identifier of the first remote terminal, an identifier of the other remote terminal, and a second RB identifier;
  • the second recommended bit rate information includes the first recommended bit rate, the first remote The identity of the end terminal, and the identity of the first radio bearer RB, or include the second recommended bit rate, the identity of the other remote terminal, and the second RB identity, or include the second recommended bit rate, the first An identifier of the remote terminal, an identifier of the other remote terminal, and a second RB identifier;
  • the first recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and the network side device
  • the second recommended bit rate includes an end-to-end recommended bit rate between the first remote terminal and other remote terminals
  • the first RB identifier includes an end-to-end RB identifier between the first remote terminal and the network side device;
  • the second RB identifier includes an end-to-end RB identifier between the first remote terminal and the other remote terminal.
  • At least one of the first recommended bit rate information and the second recommended bit rate information includes:
  • a recommended bit rate for the target object associated with the first remote terminal is
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes indication information, and the indication information is used to indicate that the first remote terminal is the controller or requests square.
  • the instruction information includes at least one of the following:
  • a direction identification bit used to indicate the control direction, the first remote terminal is determined by the control party or the requester according to the control direction;
  • An identification bit used to indicate that the first remote terminal is a controller or a requester
  • An indication field for indicating a source terminal identity and a target end identity where the source terminal identity indicated by the indication field is the identity of the first remote terminal, and the target end identity is an identity of another terminal, or the indication field indicates
  • the target terminal identifier is the identifier of the first remote terminal, and the source terminal identifier is the identifier of the other remote terminal.
  • the target object includes at least one of the following:
  • the radio frequency unit 1001 is configured to receive the Uu link quality information sent by the first relay terminal, where the Uu link quality information includes the link between the first relay terminal and the network side device Uu link quality information.
  • the radio frequency unit 1001 is configured to receive the second PC5 link quality information sent by the first relay terminal, where the second PC5 link quality information includes the first relay terminal and the PC5 link quality information between other remote terminals.
  • At least one of the first recommended bit rate information and the second recommended bit rate information further includes at least one of the following:
  • the first recommended bit rate information includes an end-to-end recommended bit rate between the first remote terminal and the network side device;
  • the processor 1010 is configured to start a prohibition timer, where the prohibition timer is used to prohibit the first remote terminal from sending an end-to-end recommended bit rate to the network side device.
  • the terminal 1000 provided in the above embodiment can implement various processes implemented by the method embodiment in FIG. 2 or FIG. 3 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • the embodiment of the present application also provides a network side device.
  • the network device 900 includes: an antenna 91 , a radio frequency device 92 , and a baseband device 93 .
  • the antenna 91 is connected to a radio frequency device 92 .
  • the radio frequency device 92 receives information through the antenna 91, and sends the received information to the baseband device 93 for processing.
  • the baseband device 93 processes the information to be sent and sends it to the radio frequency device 92
  • the radio frequency device 92 processes the received information and sends it out through the antenna 91 .
  • the foregoing frequency band processing device may be located in the baseband device 93 , and the method performed by the network side device in the above embodiments may be implemented in the baseband device 93 , and the baseband device 93 includes a processor 94 and a memory 95 .
  • Baseband device 93 for example can comprise at least one baseband board, and this baseband board is provided with a plurality of chips, as shown in Figure 10, wherein one chip is for example processor 94, is connected with memory 95, to call the program in memory 95, execute The network device operations shown in the above method embodiments.
  • the baseband device 93 may also include a network interface 96 for exchanging information with the radio frequency device 92, such as a common public radio interface (Common Public Radio Interface, CPRI).
  • a network interface 96 for exchanging information with the radio frequency device 92, such as a common public radio interface (Common Public Radio Interface, CPRI).
  • CPRI Common Public Radio Interface
  • the network-side device in the embodiment of the present application further includes: instructions or programs stored in the memory 95 and operable on the processor 94, and the processor 94 calls the instructions or programs in the memory 95 to execute the modules shown in FIG. 7 To avoid duplication, the method of implementation and to achieve the same technical effect will not be repeated here.
  • the embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, the method embodiment described in FIG. 2 , FIG. 3 or FIG. 4 is implemented. Each process can achieve the same technical effect, so in order to avoid repetition, it will not be repeated here.
  • the processor is the processor in the terminal or the network side device described in the foregoing embodiments.
  • the readable storage medium includes computer readable storage medium, such as computer read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a network-side device program or instruction to implement the above-mentioned Figure 2,
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run a network-side device program or instruction to implement the above-mentioned Figure 2,
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the embodiment of the present application further provides a communication device, the communication device is configured to execute each process of the method embodiment shown in Fig. 2, Fig. 3 or Fig. 4, and can achieve the same technical effect. To avoid repetition, here No longer.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
  • the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is better implementation.
  • the technical solution of the present application can be embodied in the form of a software product in essence or the part that contributes to the prior art, and the computer software product is stored in a storage medium (such as ROM/RAM, disk, CD) contains several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network, etc.) execute the methods described in the various embodiments of the present application.

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

Abstract

La présente demande appartient au domaine technique des communications. Sont divulgués ici un procédé et un appareil pour déterminer un débit binaire recommandé, ainsi qu'un dispositif associé. Le procédé comprend les étapes suivantes dans lesquelles : un premier terminal relais exécute une première opération, la première opération comprenant au moins l'un des éléments suivants : recevoir des premières informations de débit binaire recommandé et envoyer des secondes informations de débit binaire recommandé, les premières informations de débit binaire recommandé et/ou les secondes informations de débit binaire recommandé comprenant un débit binaire recommandé d'égal à égal entre un premier terminal à distance et un autre terminal à distance ; et/ou les premières informations de débit binaire recommandé et/ou les secondes informations de débit binaire recommandé comprenant un débit binaire recommandé d'égal à égal entre le premier terminal à distance et un dispositif côté réseau.
PCT/CN2022/106682 2021-07-23 2022-07-20 Procédé et appareil pour déterminer un débit binaire recommandé et dispositif associé WO2023001172A1 (fr)

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CN202110836714.6A CN115696460A (zh) 2021-07-23 2021-07-23 推荐比特率确定方法、装置及相关设备

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CN118741638A (zh) * 2023-03-28 2024-10-01 大唐移动通信设备有限公司 QoS参数确定方法、装置及存储介质

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CN111512609A (zh) * 2017-10-03 2020-08-07 索尼公司 用于上行链路流传输的网络辅助
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