WO2015109534A1 - Procédé destiné à rapporter/obtenir un état de tampon, équipement d'utilisateur et dispositif de réseau - Google Patents

Procédé destiné à rapporter/obtenir un état de tampon, équipement d'utilisateur et dispositif de réseau Download PDF

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Publication number
WO2015109534A1
WO2015109534A1 PCT/CN2014/071384 CN2014071384W WO2015109534A1 WO 2015109534 A1 WO2015109534 A1 WO 2015109534A1 CN 2014071384 W CN2014071384 W CN 2014071384W WO 2015109534 A1 WO2015109534 A1 WO 2015109534A1
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WO
WIPO (PCT)
Prior art keywords
data
sent
network device
amount
control pdu
Prior art date
Application number
PCT/CN2014/071384
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English (en)
Chinese (zh)
Inventor
张涛
蔺波
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to CN201480000311.6A priority Critical patent/CN104956764A/zh
Priority to PCT/CN2014/071384 priority patent/WO2015109534A1/fr
Publication of WO2015109534A1 publication Critical patent/WO2015109534A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H04W8/08—Mobility data transfer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W80/00—Wireless network protocols or protocol adaptations to wireless operation
    • H04W80/08—Upper layer protocols

Definitions

  • the present invention relates to the field of communications technologies, and in particular, to a method for reporting/acquiring a buffer state, a user equipment, and a network device.
  • the transmitting node and the receiving node are developed by a one-to-one correspondence, and the relationship between the sending node and the receiving node is one-to-many, that is, the sending node is two or more.
  • the receiving node sends data, for example, the user equipment can simultaneously send data to two base stations, or one base station and one wireless AP (Access Point, access node).
  • This network architecture can improve the mobile performance of the network, improve the throughput, etc.
  • a user equipment sends data to be sent to two network devices, and the network devices are network device A and network device B.
  • the user equipment includes three protocol entities, which are a PDCP (Packet Data Convergence Protocol) entity, a first RLC (Radio Link Control) entity, and a second RLC entity.
  • the data to be sent by the user equipment is stored in the three internal protocol entities, wherein the first RLC entity and the second RLC entity are respectively associated with the PDCP entity, that is, the three entities are jointly associated with a certain bearer,
  • the data to be sent in an RLC entity and the second RLC entity needs to be sent to the network device corresponding thereto, and the data to be sent in the PDCP entity only needs to be sent to one of the network devices, because the data to be sent in the PDCP entity If it is not directly sent to the network device, it needs to be pushed to the RLC entity and then sent to the network device.
  • the PDCP entity and the RLC entity are combined to calculate the data to be sent in the PDCP entity.
  • the first BSR Buffer Status Report
  • the second BSR Buffer Status Report
  • the PDCP is based on the PDCP.
  • the amount of data to be sent in the entity calculates the sum of the data to be transmitted in the PDCP entity and the data to be transmitted in the first RLC entity, and the data to be sent in the PDCP entity and the data to be sent in the second RLC entity.
  • Network device A and network device B respectively learn the data amount of the data to be transmitted through the first BSR and the second BSR, and allocate a transmission resource for the data to be transmitted, and the user equipment separately sends the data to be sent to the data.
  • the first BSR and the second BSR both carry the data amount of the data to be sent in the PDCP entity, and the first BSR and the second BSR are respectively reported to the network device A and the network device B, and then the two The amount of data of the data to be transmitted that is received by the network device and the corresponding data to be sent includes the data amount of all the data to be sent in the PDCP entity, and all the data to be sent in the PDCP entity are allocated the transmission resource when the transmission resource is allocated, and The data to be sent of the PDCP entity is sent to only one network device.
  • the data received by other network devices does not include the data to be sent of the PDCP entity, that is, the amount of data received is smaller than the amount of data to be sent.
  • the network device cannot accurately know the amount of data of the data to be transmitted corresponding thereto.
  • the embodiment of the present invention provides a method for reporting/acquiring a buffer status, a user equipment, and a network device, which can solve the problem that when the user equipment sends data to be sent to the network device, the network device cannot accurately know the data volume of the data to be sent. The problem.
  • an embodiment of the present invention provides a user equipment, where the user equipment includes a packet data convergence protocol PDCP entity, a first radio link control RLC entity, and a second RLC entity, where the user equipment further includes:
  • a generating unit configured to generate a first buffer status report BSR, where the first BSR carries a first data quantity, where the first data quantity is a first part to be sent data and the first RLC included in the PDCP entity The sum of the amount of data of the data to be sent that the entity contains;
  • the generating unit is further configured to generate a second BSR, where the second BSR carries a second data quantity, where the second data quantity is that the second part of the to-be-sent data included in the PDCP entity is included in the second RLC entity
  • the sum of the data amounts of the data to be transmitted wherein the first part of data to be transmitted and the data to be transmitted included in the first RLC entity are data to be sent to the first network device, and the second part is to be sent data And the data to be sent included in the second RLC entity is to be sent to the second network.
  • Equipment data ;
  • a sending unit configured to send, to the first network device, the first part generated by the generating unit
  • the second BSR generated by the generating unit is sent to the second network device, where the first BSR is used by the first network device to learn the first data quantity according to the first BSR The second BSR is used by the second network device to learn the second amount of data according to the second BSR.
  • the first part to be sent data is a control protocol data unit PDU
  • the second part to be sent data is a non-control PDU
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent;
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data quantity and location of the part of the non-control PDU The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the first part of the to-be-transmitted data and the second part of the to-be-sent data are divided into And determining, according to the first indication information sent by the network device, that the network device is the first network device or the second network device.
  • the first ratio group or the second ratio group is preset or sent according to a network device
  • the first indication information determines that the network device is the first network device or the second network device
  • the first ratio group is a ratio of a data amount of the first part of data to be sent to a data quantity of the second part of data to be sent, or a data quantity of the first part of data to be sent and the PDCP entity includes a ratio of the amount of data of all data to be transmitted and a ratio of the amount of data of the second portion of data to be transmitted to the amount of data of all data to be transmitted included in the PDCP entity;
  • the second proportional group is the data amount of the partial non-control PDU and the part of the non-control The ratio of the data amount of the non-control PDUs other than the PDU, or the ratio of the data amount of the partial non-control PDU to the data amount of all non-control PDUs in the to-be-transmitted data included in the PDCP entity, and the non-control part Controlling a ratio of the amount of data of the non-control PDUs other than the PDU to the amount of data of all non-control PDUs in the data to be transmitted included in the PDCP entity.
  • the user equipment further includes:
  • a first determining unit configured to determine, when the data amount of the data to be sent included in the PDCP entity is greater than or equal to the first threshold, the first proportional group is the data amount and the data of the first part to be sent data a ratio that is satisfied between the data amount of the second part of the data to be sent; when the first threshold is smaller than the first threshold, determining that the third proportion group is the data amount of the first part of the data to be sent and the second part is to be sent The ratio of the data amount of the data is satisfied; wherein the first threshold value and the third ratio group are preset or determined according to the first indication information sent by the network device, where the network device is the a network device or the second network device.
  • the user equipment further includes:
  • a second determining unit configured to determine, when the data volume of the non-control PDU to be sent included in the PDCP entity is greater than or equal to a second threshold, the second proportional group is the data amount of the partial non-control PDU and the a ratio that is satisfied between data amounts of non-control PDUs other than the part of non-control PDUs; when the amount of data is less than the second threshold value, determining that the fourth proportional group is the data amount and location of the partial non-control PDUs Determining a ratio between the data amount of the non-control PDUs other than the part of the non-control PDUs; wherein the second threshold value and the fourth ratio group are preset or sent according to the network device
  • the indication information determines that the network device is the first network device or the second network device.
  • the user equipment further includes: a first triggering unit, configured to trigger the first BSR when the first part of the PDCP entity includes the to-be-sent data, or the first RLC entity includes the data to be sent; or, when an RLC entity includes data to be sent, Triggering the first BSR.
  • a first triggering unit configured to trigger the first BSR when the first part of the PDCP entity includes the to-be-sent data, or the first RLC entity includes the data to be sent; or, when an RLC entity includes data to be sent, Triggering the first BSR.
  • the user equipment further includes:
  • a second triggering unit configured to: when the PDCP entity includes a second part of data to be sent, or the second RLC entity includes data to be sent, triggering the second BSR; or, when the second RLC entity includes data to be sent And triggering the second BSR; or: when the second RLC entity includes data to be sent, triggering the second BSR.
  • the corresponding relationship between the first part to be sent data and the first network device and/or Or the corresponding relationship between the second part of the data to be sent and the second network device is determined in advance or determined according to the second indication information sent by the network device, where the network device is the first network device or the a network device; a correspondence between the first part of the to-be-sent data and the first RLC entity, and/or a correspondence between the second part of the to-be-sent data and the second RLC entity is preset or according to the The second indication information sent by the network device determines that the correspondence between the first RLC entity and the first network device and/or the correspondence between the second RLC entity and the second network device is preset or And determining according to the second indication information sent by the network device.
  • an embodiment of the present invention provides a network device, as a first network device, including:
  • a receiving unit configured to receive a first buffer status report BSR sent by the user equipment, where the first BSR carries a first data quantity, where the first data quantity is included in a packet data convergence protocol PDCP entity And the first part of the to-be-sent data is the data to be sent to the first network device, where the PDCP entity further Include a second portion of data to be sent to be sent to the second network device;
  • the learning unit is configured to learn the first data amount according to the first BSR received by the receiving unit.
  • the network device further includes:
  • a sending unit configured to send first indication information to the user equipment, where the first indication information includes information indicating a manner of division between the first part to-be-sent data and the second part to-be-sent data.
  • the dividing manner includes:
  • the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent;
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data quantity and location of the part of the non-control PDU The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the first ratio group or the second ratio group is carried in the first indication information;
  • the first ratio group is a ratio of a data amount of the first part of data to be sent to a data quantity of the second part of data to be sent, or a data quantity of the first part of data to be sent and the PDCP entity includes a ratio of a data amount of all data to be transmitted and a data amount of the second portion of data to be transmitted and a data amount of all data to be transmitted included in the PDCP entity;
  • the second ratio group is the partial non- Controlling the amount of data of the PDU and the part of the non-control The ratio of the data amount of the non-control PDUs other than the PDU, or the ratio of the data amount of the partial non-control PDU to the data amount of all non-control PDUs in the to-be-transmitted data included in the PDCP entity, and the non-control part Controlling a ratio of the amount of data of the non-
  • the first indication information further includes a first threshold value and a third ratio group, where When a threshold value is used, the first proportional group is used as a ratio between the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted, and the PDCP entity is determined to be included When the data amount of the data to be transmitted is less than the first threshold, the third proportional group is satisfied as the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted. proportion.
  • the first indication information further includes a second threshold value and a fourth ratio group, where When determining, by the user equipment, that the data quantity of the non-control PDU to be sent included in the PDCP entity is greater than or equal to the second threshold, the second proportion group is used as the data quantity of the partial non-control PDU and the And determining, when the amount of data of the non-control PDU included in the PDCP entity is smaller than the second threshold, The fourth proportional group is a ratio that is satisfied between a data amount of the partial non-control PDU and a data amount of the non-control PDU other than the partial non-control PDU.
  • the sending unit is further configured to send the second indication information to the user equipment,
  • the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device, a correspondence between the first part of the to-be-sent data and the first RLC entity, and the first RLC.
  • an embodiment of the present invention provides a user equipment, where the user equipment includes a packet data convergence protocol (PDCP) entity, a first radio link control RLC entity, and a second RLC entity, where the user equipment further includes:
  • PDCP packet data convergence protocol
  • RLC radio link control
  • a processor configured to generate a first buffer status report BSR, where the first BSR carries a first data quantity, where the first data quantity is a first part of the to-be-sent data included in the PDCP entity, and the first RLC The sum of the data amounts of the data to be transmitted included in the entity; and, for generating the second BSR, the second BSR carrying the second data quantity, where the second data quantity is the second part of the PDCP entity to be sent And the data to be sent by the second RLC entity, wherein The second part of the data to be sent and the data to be sent included by the second RLC entity are data to be sent to the second network device;
  • a transmitter configured to send the first BSR generated by the processor to the first network device, and send the second BSR generated by the processor to the second network device, where the a BSR is used by the first network device to learn the first data amount according to the first BSR, and the second BSR is used by the second network device to learn the second data quantity according to the second BSR.
  • the first part to be sent data is a control protocol data unit PDU
  • the second part to be sent data is a non-control PDU
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent;
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data quantity and location of the part of the non-control PDU The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the first part of the data to be sent and the second part of the data to be sent are divided into Setting or determining, according to the first indication information sent by the network device, the network device Is the first network device or the second network device.
  • the first ratio group or the second ratio group is preset or sent according to a network device
  • the first indication information determines that the network device is the first network device or the second network device
  • the first proportional group is a ratio of a data amount of the first portion of data to be transmitted to a data amount of the second portion of data to be transmitted, or a data amount of the first portion of data to be transmitted and the
  • the second proportional group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU except the partial non-control PDU, or a data amount and a quantity of the partial non-control PDU. a ratio of a data amount of all non-control PDUs in the data to be transmitted included in the PDCP entity, and a data amount of the non-control PDU except the partial non-control PDU and all non-control PDUs in the to-be-transmitted data included in the PDCP entity The ratio of the amount of data.
  • the processor is further configured to: when the PDCP entity includes, the data volume of the data to be sent is greater than or equal to Determining, in the first threshold, a ratio between the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted; and When the data volume of the data to be transmitted included in the PDCP entity is less than the first threshold, determining that the third ratio group is between the data amount of the first part of data to be sent and the data quantity of the second part of data to be sent a ratio of the first threshold value and the third ratio group are determined in advance or determined according to the first indication information sent by the network device, where the network device is the first network device or the Second network device.
  • the processor is further configured to: when the PDCP entity includes the data volume of the non-control PDU to be sent is greater than Or equal to the second threshold, determining that the second proportional group is satisfied between the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU And determining, when the data amount of the non-control PDU to be transmitted included in the PDCP entity is smaller than the second threshold, determining a fourth proportional group as the data amount of the partial non-control PDU and the a ratio that is satisfied between the data amounts of the non-control PDUs other than the part of the non-control PDUs; wherein the second threshold value and the fourth ratio group are pre-set or according to the first indication sent by the network device The information determines that the network device is the first network device or the second network device.
  • the processor is further configured to: when the first part of data to be sent is included in the PDCP entity, or the first RLC entity includes data to be sent Triggering the first BSR; or
  • the processor is further configured to trigger the first BSR when the PDCP entity includes data to be sent or the first RLC entity includes data to be sent.
  • the processor is further configured to: when the PDCP entity includes a second part to be sent data, or the second RLC entity includes to send data Triggering the second BSR; or
  • the processor is further configured to trigger the second BSR when the PDCP entity includes data to be sent or the second RLC entity includes data to be sent; or
  • the processor is further configured to trigger the second BSR when the PDCP entity includes a non-control PDU to be sent or the second RLC entity includes data to be sent.
  • the corresponding relationship between the first part of the data to be sent and the first network device is Or the corresponding relationship between the second part of the data to be sent and the second network device is determined in advance or determined according to the second indication information sent by the network device, where the network device is the first network device or the a network device; a correspondence between the first part of the to-be-sent data and the first RLC entity, and/or a correspondence between the second part of the to-be-sent data and the second RLC entity is preset or according to the The second indication information sent by the network device determines that the correspondence between the first RLC entity and the first network device and/or the correspondence between the second RLC entity and the second network device is preset or And determining according to the second indication information sent by the network device.
  • the embodiment of the present invention provides a network device, as the first network device, including:
  • a receiver configured to receive a first buffer status report BSR sent by the user equipment, where the first BSR carries a first data quantity, where the first data quantity is a first part of data to be sent included in a packet data convergence protocol PDCP entity
  • the first part of the to-be-sent data is the data to be sent to the first network device, and the PDCP entity further includes a to-be-sent to the first
  • the second part of the network device is to be sent data;
  • the network device further includes:
  • a transmitter configured to send first indication information to the user equipment, where the first indication information includes information used to indicate a manner of division between the first part of data to be sent and the second part of data to be sent.
  • the dividing manner includes:
  • the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent;
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU, the data quantity of the part of the non-control PDU and the The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the first ratio group or the second ratio group is carried in the first indication information.
  • the first proportional group is the data amount of the first part of data to be sent and the second part is to be sent a ratio of the amount of data of the transmitted data, or the amount of data of the first portion of the data to be transmitted and the
  • the second ratio group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU except the partial non-control PDU, or a data amount of the partial non-control PDU and a to-be-sent data included in the PDCP entity.
  • the first indication information further includes a first threshold value and a third ratio group
  • the first proportional group is used as a ratio between the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted, and the PDCP entity is determined.
  • the third proportional group is used as the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted. The proportion of satisfaction.
  • the first indication information further includes a second threshold value and a fourth ratio group,
  • the second proportion group is used as the data volume and location of the partial non-control PDU.
  • the fourth proportional group is used as a ratio between the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU.
  • the sending unit is further configured to send the second indication information to the user equipment,
  • the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device, a correspondence between the first part of the to-be-sent data and the first RLC entity, and the first RLC.
  • an embodiment of the present invention provides a method for reporting a buffer status, where the user equipment includes a packet data convergence protocol PDCP entity, a first radio link control RLC entity, and a second RLC entity.
  • the user equipment further includes:
  • Generating a first buffer status report BSR where the first BSR carries a first data quantity, where the first data quantity is a first part of the to-be-sent data included in the PDCP entity, and the first RLC entity includes a to-be-sent The sum of the data amounts of the data;
  • the second BSR carries a second amount of data, where the second amount of data is a second part of data to be sent included by the PDCP entity and a quantity of data to be sent by the second RLC entity.
  • the first part to be transmitted data and the data to be sent included in the first RLC entity are data to be sent to the first network device, the second part to be transmitted data, and the second RLC entity
  • the data to be sent included is data to be sent to the second network device;
  • the first part to be sent data is a control protocol data unit PDU
  • the second part to be sent data is a non-control PDU
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent;
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data quantity and location of the part of the non-control PDU Decoding the amount of data of the non-control PDU other than the part of the non-control PDU The second ratio group is satisfied.
  • the first part of the to-be-transmitted data and the second part of the to-be-sent data are divided into And determining, according to the first indication information sent by the network device, that the network device is the first network device or the second network device.
  • the first ratio group or the second ratio group is preset or sent according to a network device
  • the first indication information determines that the network device is the first network device or the second network device
  • the first proportional group is a ratio of a data amount of the first portion of data to be transmitted to a data amount of the second portion of data to be transmitted, or a data amount of the first portion of data to be transmitted and the
  • the second ratio group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU except the partial non-control PDU, or a data amount of the partial non-control PDU and a to-be-sent data included in the PDCP entity.
  • the method further includes:
  • the third proportion group is the data amount of the first part of data to be sent and the data of the second part of data to be sent a ratio that is satisfied between the quantity; wherein, the first threshold value and the third ratio group are preset or determined according to the first indication information sent by the network device, where the network device is the a network device or the second network device.
  • the method further includes:
  • the fourth proportional group is the data amount of the partial non-control PDU and the other than the partial non-control PDU The ratio of the data amount of the non-control PDU is satisfied; wherein the second threshold value and the fourth ratio group are preset or determined according to the first indication information sent by the network device, where the network device is The first network device or the second network device.
  • the method before the generating the first buffer status report BSR, the method further includes:
  • the first BSR is triggered when the PDCP entity includes the first part of data to be sent or the first RLC entity includes data to be sent;
  • the first BSR is triggered when the PDCP entity includes data to be transmitted or the first RLC entity includes data to be transmitted.
  • the method before the generating the second BSR, the method further includes:
  • the second BSR is triggered when the PDCP entity includes the second part of data to be sent or the second RLC entity includes data to be sent;
  • the second BSR is triggered when the PDCP entity includes data to be sent or the second RLC entity includes data to be sent;
  • the second BSR is triggered when the PDCP entity includes a non-control PDU to be sent or the second RLC entity includes data to be transmitted.
  • the first part of the to-be-sent data is corresponding to the first network device
  • the relationship and/or the correspondence between the second part of the data to be sent and the second network device is determined in advance or determined according to the second indication information sent by the network device, where the network device is the first network device or The second network device; the correspondence between the first part of the to-be-sent data and the first RLC entity, and/or the correspondence between the second part of the to-be-sent data and the second RLC entity is preset or Determining, according to the second indication information sent by the network device, the correspondence between the first RLC entity and the first network device, and/or the correspondence between the second RLC entity and the second network device is The setting is determined or determined according to the second indication information sent by the network device.
  • an embodiment of the present invention provides a method for acquiring a buffer status, where the method is used for a first network device, including:
  • first BSR carries a first data quantity
  • the first data quantity is a first part of the to-be-sent data
  • the first part of the to-be-sent data is data to be sent to the first network device
  • the PDCP entity further includes a first to be sent to the second network device. Two parts of data to be sent;
  • the first amount of data is learned according to the first BSR.
  • the method before the receiving the first buffer status report BSR sent by the user equipment, the method further includes:
  • first indication information includes information indicating a manner of division between the first part of data to be sent and the second part of data to be sent.
  • the dividing manner includes:
  • the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or
  • the first proportional group is satisfied between the data amount of the first part of data to be transmitted and the data quantity of the second part of data to be sent; or
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data quantity and location of the part of the non-control PDU The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the first ratio group or the second ratio group is carried in the first indication information;
  • the first ratio group is a ratio of a data amount of the first part of data to be sent to a data quantity of the second part of data to be sent, or a data quantity of the first part of data to be sent and the PDCP entity includes a ratio of a data amount of all data to be transmitted and a data amount of the second portion of data to be transmitted and a data amount of all data to be transmitted included in the PDCP entity;
  • the second ratio group is the partial non- Controlling a ratio of the data amount of the PDU to the data amount of the non-control PDU except the partial non-control PDU, or the data amount of the partial non-control PDU and all the non-transmission data included in the PDCP entity a ratio of a data amount of the control PDU and a data amount of the non-control PDU other than the partial non-control PDU and all non-control PDUs
  • the first indication information further includes a first threshold value and a third ratio group, where When a threshold value is used, the first proportional group is used as a ratio between the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted, and the PDCP entity is determined to be included When the data amount of the data to be transmitted is less than the first threshold, the third proportional group is satisfied as the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted. proportion.
  • the first indication information further includes a second threshold value and a fourth ratio group, where
  • the second proportional group is used as the data volume of the partial non-control PDU.
  • the ratio of the data amount of the non-control PDUs other than the part of the non-control PDUs is determined.
  • the fourth proportional group is a ratio that is satisfied between a data amount of the partial non-control PDU and a data amount of the non-control PDU other than the partial non-control PDU.
  • the method before the receiving, by the user equipment, the first buffer status report BSR, the method also includes:
  • the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device, the first part of the to-be-sent data, and the first Correspondence relationship between the RLC entity and a correspondence between the first RLC entity and the first network device.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • a method for reporting/acquiring a buffer state, a user equipment, and a network device are provided by the embodiment of the present invention.
  • the user equipment divides the data to be sent in the PDCP entity into two parts, and generates the first The BSR and the second BSR, the first BSR carries the sum of the first part of the data to be sent and the quantity of the data to be sent included in the first RLC entity, and the second BSR carries the second part of the data to be sent included in the PDCP entity.
  • the first BSR and the second BSR are reported to the corresponding network device, and the network device obtains the data amount of the data to be sent corresponding to each other, and the network device can respectively obtain the data amount of the data to be sent corresponding to the data.
  • the user equipment uses the resources to send the corresponding part of the data to be sent to the corresponding network device, thereby avoiding waste of the transmission resource and improving the utilization efficiency of the transmission resource.
  • FIG. 1 and FIG. 2 are schematic diagrams showing the structure of a user equipment according to an embodiment of the present invention
  • FIG. 3 and FIG. 4 are schematic diagrams showing the structure of a network device according to another embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a user equipment according to an embodiment of the present invention.
  • FIG. 6 and FIG. 7 are schematic diagrams showing the structure of a network device according to an embodiment of the present invention.
  • FIG. 8 is a flowchart of a method according to another embodiment of the present invention.
  • FIG. 9 is a flowchart of a method according to another embodiment of the present invention.
  • FIG. 10 is a flowchart of a method according to another embodiment of the present invention.
  • An embodiment of the present invention provides a user equipment 10, where the user equipment 10 includes a packet data convergence protocol PDCP entity, a first radio link control RLC entity, and a second RLC entity. As shown in FIG. Also includes:
  • the generating unit 11 is configured to generate a first buffer status report BSR, where the first BSR carries a first data quantity, where the first data quantity is a first part to be sent data and the first part included in the PDCP entity The sum of the amount of data of the data to be transmitted included in the RLC entity;
  • the generating unit 11 is further configured to generate a second BSR, where the second BSR carries a second data quantity, where the second data quantity is a second part to be sent data and the second RLC entity included in the PDCP entity a sum of data amounts of the data to be transmitted, where the data to be transmitted and the data to be transmitted included in the first RLC entity are data to be sent to the network device, The data to be transmitted and the data to be transmitted included in the second RLC entity are data to be sent to the second network device;
  • the sending unit 12 is configured to send the first BSR generated by the generating unit 11 to the first network device, and send the second BSR generated by the generating unit 11 to the second network device, where The first BSR is used by the first network device to learn the first data amount according to the first BSR, and the second BSR is used by the second network device to learn the first information according to the second BSR. Two data quantities.
  • the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or the first part of the data to be sent data and the second part of the to-be-sent data And satisfying the first proportional group between the data amounts; or, the first part of the to-be-sent data is a control PDU and a part of the non-control PDU, and the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU. And satisfying the second proportional group between the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU.
  • the first part of data to be sent and the second part of data to be sent constitute all the data to be sent included in the PDCP entity; If there are more than two network devices that receive data sent by the user equipment, the first part of the to-be-sent data and the second part of the to-be-sent data form part of the data to be transmitted included in the PDCP entity. Or, if there are only two network devices that receive data sent by the user equipment, the partial non-control PDU and the non-control PDU except the partial non-control PDU constitute a non-control to be sent by the PDCP entity.
  • the partial non-control PDUs and the non-control PDUs other than the partial non-control PDUs constitute a to-be-sent of the PDCP entity Part of the non-control PDU.
  • the manner of dividing the first part of the data to be sent and the part of the data to be sent is determined in advance or determined according to the first indication information sent by the network device, where the network device is the first a network device or the second network device.
  • the first ratio group or the second ratio group is preset or determined according to the first indication information sent by the network device, where the network device is the first network device or the second network device.
  • the first ratio group is a ratio of a data amount of the first part of data to be sent to a data quantity of the second part of data to be sent, or a data quantity of the first part of data to be sent and the PDCP entity includes a ratio of a data amount of all data to be transmitted and a data amount of the second portion of data to be transmitted and a data amount of all data to be transmitted included in the PDCP entity;
  • the second ratio group is the partial non- Controlling a ratio of the data amount of the PDU to the data amount of the non-control PDU except the partial non-control PDU, or the data amount of the partial non-control PDU and all the non-transmission data included in the PDCP entity
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the data to be sent in each part to the proportion of the data to be transmitted that is generally divided is the ratio.
  • the user equipment 10 may further include:
  • the first determining unit 13 is configured to determine, when the data quantity of the data to be sent included in the PDCP entity is greater than or equal to the first threshold, the first proportional group is the data amount of the first part to be sent data a ratio between the data amount of the second portion of data to be transmitted; when the amount is less than the first threshold, determining that the third ratio group is the data amount of the first portion of data to be transmitted and the second portion a ratio that is satisfied between the data amount of the data to be sent; wherein the first threshold value and the third ratio group are preset or determined according to the first indication information sent by the network device, where the network device is The first network device or the second network device.
  • the user equipment 10 may further include:
  • a second determining unit 14 configured to determine, when the data volume of the non-control PDU to be sent included in the PDCP entity is greater than or equal to a second threshold, determining that the second proportional group is the partial non-control PDU Determining a ratio between a data amount and a data amount of the non-control PDU other than the partial non-control PDU; when the data amount is less than the second threshold, determining that the fourth proportional group is the partial non-control a ratio between a data amount of the PDU and a data amount of the non-control PDU other than the partial non-control PDU; wherein the second threshold value and the fourth ratio group are preset or according to The first indication information sent by the network device determines that the network device is the first network device or the second network device.
  • the user equipment 10 may further include:
  • the first triggering unit 15 is configured to trigger the first BSR when the PDCP entity includes the first part to be sent data or the first RLC entity includes the to-be-sent data; or the first RLC entity includes the to-be-sent data The first BSR is triggered.
  • the user equipment 10 may further include:
  • the second triggering unit 16 is configured to trigger the second BSR when the second part of the PDCP entity includes the second part to be sent data or the second RLC entity includes the data to be sent; or the second RLC entity includes the to-be-sent When the data is used, the second BSR is triggered; or, when the second RLC entity includes data to be sent, the second BSR is triggered.
  • the user equipment after the first trigger unit 15 triggers the first BSR or the second trigger unit 16 triggers the second BSR, the user equipment also needs to determine whether other conditions have been met, for example, whether the timer has timed out, when other conditions have been met. When satisfied, the user equipment calculates the amount of data of each part of the data to be transmitted, and the generating unit 11 generates a first BSR or a second BSR, and the first BSR and the second BSR carry the data amount of the data to be transmitted corresponding to each part.
  • the correspondence between the first part of the to-be-sent data and the first network device, and/or the correspondence between the second part of the to-be-sent data and the second network device is preset or according to
  • the second indication information sent by the network device determines that the network device is the first network device or the second network device; the corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or The corresponding relationship between the data to be sent and the second RLC entity is determined in advance or determined according to the second indication information sent by the network device; the correspondence between the first RLC entity and the first network device The relationship and/or the correspondence between the second RLC entity and the second network device is determined in advance or determined according to second indication information sent by the network device.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence.
  • Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity, in a second type correspondence The class correspondence indicates a correspondence between the first RLC entity and the first network device and/or a correspondence between the second RLC entity and the second network device.
  • the user equipment may infer the The first part of the to-be-sent data corresponds to the first network device, thereby determining a correspondence between the first part of the to-be-sent data and the first network device, and the second part of the to-be-sent data and the second network device Corresponding relationship; or, when the second indication information sent by the first network device determines that the first part of data to be sent corresponds to the first network device, the user equipment may infer the second part And the data to be sent is corresponding to the second network device, thereby determining a correspondence between the first part of the to-be-sent data and the first network device, and corresponding to the second part of the to-be-sent data and the second network device. relationship.
  • the other two types of correspondence are inferred to be similar.
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, The first RLC entity is corresponding to the first network device; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the first part to be sent data and the Pair of the first RLC entity When it is relevant, it can be inferred that the first part of the data to be transmitted corresponds to the first network device.
  • the user equipment preset or the network device sends the second indication information, for the foregoing three types of correspondences, as long as the two types are included, the user equipment can infer the third type correspondence according to the known two types of correspondences.
  • the user equipment is not required to be preset or determined according to the second indication information sent by the network device.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the network device that receives the data sent by the user equipment is represented by N.
  • the number is N, which is an integer greater than 2. Since the network device corresponds to the RLC entity, the user equipment includes N RLC entities.
  • the user equipment may divide the to-be-sent data in the PDCP entity into N pieces of to-be-sent data according to the proportion group, or classify the control PDU in the PDCP entity as part of the to-be-sent data, and then the PDCP entity.
  • the non-control PDU to be sent is divided into N parts or N-1 parts to be transmitted according to the proportional group, and the first indication information sent by any one of the network devices that receive the data sent by the user equipment is determined; each network device and each RLC
  • the correspondence between the two can be determined by the user equipment in advance or according to the second indication information sent by any one of the network devices that receive the data sent by the user equipment.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the embodiment of the present invention may also be used when the user equipment sends data to be sent to two or more network devices, and the user equipment and the two or more network devices report/acquire buffer status; or, the network device sends two or two When more than one user equipment sends data to be sent, the network device reports/acquires a buffer status between two or more user equipments; or, the network device sends simultaneously to two or more user equipments and network devices.
  • the buffer status is reported/obtained between the network device and two or more user equipments and network devices; or
  • the user equipment reports and acquires a buffer status between two or more user equipments and network devices.
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless AP, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device reports with the two base stations. / Get the buffer status.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the user equipment 10 divides the data to be sent in the PDCP entity into two parts. When the first BSR and the second BSR are generated, the first BSR carries the first part of the PDCP entity.
  • a BSR and a second BSR are reported to the corresponding network device, and the different network devices obtain the data amount of the data to be sent that are corresponding to each other, and can respectively allocate and send the data volume of the data to be sent in the corresponding part of the PDCP entity.
  • the user equipment 10 uses the resources to send the corresponding part of the data to be sent to the corresponding network device, thereby avoiding waste of the transmission resources and improving the utilization efficiency of the transmission resources.
  • a further embodiment of the present invention provides a network device 20 as a first network device. As shown in FIG. 3, the network device 20 includes:
  • the receiving unit 21 is configured to receive a first buffer status report BSR sent by the user equipment, where the first BSR carries a first data quantity, where the first data quantity is a packet data convergence protocol PDCP entity includes The first part of the to-be-sent data is the sum of the data amount of the data to be transmitted included in the first radio link control RLC entity, the first part of the to-be-sent data is the data to be sent to the first network device, the PDCP entity And further comprising a second part of data to be sent to be sent to the second network device;
  • the first part of the to-be-sent data is different from the data content of the second part of the to-be-sent data.
  • the learning unit 22 is configured to learn the first data amount according to the first BSR received by the receiving unit 21.
  • the network device 20 may further include:
  • the sending unit 23 is configured to send first indication information to the user equipment, where the first indication information includes information used to indicate a division manner between the first part to-be-sent data and the second part to-be-sent data .
  • the dividing manner includes: the first part to be sent data is a control protocol data unit PDU, and the second part to be sent data is a non-control PDU; or the first part of the data quantity of the to-be-sent data and the The second portion of the data to be sent meets the first ratio group; or the first portion of the to-be-sent data is a control PDU and a portion of the non-control PDU, and the second portion of the to-be-sent data is a non-control portion A non-control PDU other than the PDU, and the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU satisfy a second proportional group.
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the data to be sent in each part to the proportion of the data to be transmitted that is generally divided is the ratio.
  • the first proportion group or the second ratio group is carried in the first indication information;
  • the first ratio group is a data quantity of the first part to be sent data and the second part a ratio of the amount of data of the data to be transmitted, or a ratio of the amount of data of the first portion of data to be transmitted to the amount of data of all data to be transmitted included in the PDCP entity, and the amount of data of the second portion of data to be transmitted a ratio of data amounts of all data to be transmitted included in the PDCP entity;
  • the second ratio The instance group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU except the partial non-control PDU, or a data amount of the partial non-control PDU is included in the PDCP entity The ratio of the data amount of all non-control PDUs in the data to be transmitted and the data amount of the non-control PDUs other than the partial non-control PDUs to the data amount of all non-control PDUs in the data to be transmitted included
  • the first indication information further includes a first threshold value and a third proportional group.
  • the first proportional group is used as the first part to send data.
  • the first indication information further includes a second threshold value and a fourth ratio group, where the user equipment determines that the data volume of the non-control PDU to be sent included in the PDCP entity is greater than or equal to the In the second threshold, determining, by using the second proportional group as a ratio between a data amount of the partial non-control PDU and a data amount of the non-control PDU other than the partial non-control PDU, determining When the data amount of the non-control PDU to be transmitted included in the PDCP entity is less than the second threshold, the fourth proportional group is used as the data amount of the partial non-control PDU and the part is not controlled The ratio between the data amounts of non-control PDUs other than PDUs.
  • the sending unit 23 is further configured to send the second indication information to the user equipment.
  • the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device, a correspondence between the first part of the to-be-sent data and the first RLC entity, and the first RLC. The correspondence between the entity and the first network device.
  • the information corresponding to the manner in which the data to be sent in the PDCP entity in the user equipment is to be allocated in the first indication information may be an index, a field, or the like that is agreed with the user equipment in advance, and is not limited herein. It should be noted that the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence. Representing the first part of the data to be sent and the first part in a second type correspondence
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, The first RLC entity is corresponding to the first network device; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the first part to be sent data and the When the correspondence between the first RLC entities is performed, it may be inferred that the first part of the to-be-sent data corresponds to the first network device. Therefore, in the second indication information sent by the network device, the user equipment may infer the third type correspondence according to the known two types of correspondences, as long as the two types of correspondences are included. The second indication information sent by the network device is determined.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the specific application process of the embodiment of the present invention is as shown in FIG. Equipment, no longer repeat here.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the specific situation that can be applied in the embodiment of the present invention is as shown in the user equipment in FIG. 1 , and details are not described herein again.
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless AP, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device Report/get buffer status with two base stations.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the network device 20 receives the first BSR sent by the user equipment, where the first BSR carries the data of the first part to be sent and the data to be sent included in the first RLC entity.
  • a further embodiment of the present invention provides a user equipment 30, where the user equipment 30 includes a packet data convergence protocol PDCP entity, a first radio link control RLC entity, and a second RLC entity, as shown in FIG. 30 includes:
  • the processor 31 is configured to generate a first buffer status report BSR, where the first BSR carries a first data quantity, where the first data quantity is a first part to be sent data and the first part included in the PDCP entity a sum of data amounts of data to be transmitted included in the RLC entity; and, configured to generate a second BSR, where the second BSR carries a second amount of data, where the second amount of data is a second part of the PDCP entity The sum of the data to be transmitted and the data amount of the data to be transmitted included in the second RLC entity; wherein the first part of the to-be-sent data and the to-be-sent data included in the first RLC entity are to be sent to the network device Data, the second part of data to be transmitted and the data to be sent included by the second RLC entity are data to be sent to the second network device; a transmitter 32, configured to send the first BSR generated by the processor 31 to the first network device, and send the second BSR generated by the processor 31 to the second network device, where The first B
  • the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or the first part of the data to be sent data and the second part of the to-be-sent data And satisfying the first proportional group between the data amounts; or, the first part of the to-be-sent data is a control PDU and a part of the non-control PDU, and the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU. And satisfying the second proportional group between the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU.
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the data to be sent in each part to the proportion of the data to be transmitted that is generally divided is the ratio.
  • the manner of dividing the first part of the data to be sent and the part of the data to be sent is determined in advance or determined according to the first indication information sent by the network device, where the network device is the first a network device or the second network device.
  • the first ratio group or the second ratio group is preset or determined according to the first indication information sent by the network device, where the network device is the first network device or the second network
  • the first proportional group is a ratio of the data amount of the first part of data to be sent to the data quantity of the second part of data to be sent, or the data quantity of the first part of data to be sent and the PDCP a ratio of a data amount of all data to be transmitted included by the entity, and a ratio of a data amount of the second portion of data to be transmitted to a data amount of all data to be transmitted included in the PDCP entity
  • the second ratio group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU other than the partial non-control PDU, or a data amount of the partial non-control PDU and a to-be-sent data included in the PDCP entity Ratio of data amount of all non-control PDUs And a ratio of a data amount of the non-control PDU
  • the first proportional group is a ratio that is satisfied between a data amount of the first portion of data to be transmitted and a data amount of the second portion of data to be transmitted; And determining, when the data quantity of the data to be sent included in the PDCP entity is smaller than the first threshold, determining, by the third proportion group, the data quantity of the first part to be sent data and the second part to be sent.
  • the ratio of the data amount of the data is satisfied; wherein the first threshold value and the third ratio group are preset or determined according to the first indication information sent by the network device, where the network device is the a network device or the second network device.
  • the second proportional group is the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU a ratio that is satisfied between; and, when the data amount of the non-control PDU to be transmitted included in the PDCP entity is less than the second threshold, determining that the fourth proportional group is the data amount of the partial non-control PDU And a ratio that is satisfied between the data amount of the non-control PDU except the partial non-control PDU; wherein the second threshold value and the fourth ratio group are preset or sent according to the network device
  • the first indication information determines that the network device is the first network device or the second network device.
  • the processor 31 may be further configured to: when the PDCP entity includes the first part of data to be sent, or the first RLC entity includes data to be sent, triggering the first BSR; or, an RLC entity includes The first BSR is triggered when data is to be sent.
  • the processor 31 may be further configured to trigger the second BSR when the PDCP entity includes the second part to be sent data or the second RLC entity includes to be sent data; or, the two RLC entities The second BSR is triggered when the data to be sent is included; or When the second RLC entity includes data to be sent, the second BSR is triggered.
  • the user equipment after the processor 31 triggers the first BSR or the second BSR, the user equipment also needs to determine whether other conditions have been met, for example, whether the timer has timed out, and when other conditions have been met, the user equipment calculates each part.
  • the amount of data to be sent the processor generates a first BSR or a second BSR, and the first BSR and the second BSR carry data amounts of data to be transmitted corresponding to the respective portions.
  • the correspondence between the first part of the to-be-sent data and the first network device, and/or the correspondence between the second part of the to-be-sent data and the second network device is preset or sent according to the network device. Determining, by the second indication information, that the network device is the first network device or the second network device; the correspondence between the first part of the to-be-sent data and the first RLC entity, and/or the second part Corresponding relationship between the data to be sent and the second RLC entity is determined in advance or determined according to the second indication information sent by the network device; the correspondence between the first RLC entity and the first network device and/or The corresponding relationship between the second RLC entity and the second network device is determined in advance or determined according to the second indication information sent by the network device.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence.
  • Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity, in a second type correspondence indicates a correspondence between the first RLC entity and the first network device and/or a correspondence between the second RLC entity and the second network device.
  • the corresponding relationship between the RLC entities and the data to be sent and the network devices in the three types of relationships is as described in the user equipment in FIG. 1 and will not be described here.
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, a first RLC entity and the first network The network device is corresponding; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, It can be inferred that the first part of the data to be transmitted corresponds to the first network device.
  • the user equipment preset or the network device sends the second indication information, for the foregoing three types of correspondences, as long as the two types are included, the user equipment can infer the third type correspondence according to the known two types of correspondences.
  • the user equipment is not required to be preset or determined according to the second indication information sent by the network device.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the specific application process of the embodiment of the present invention is as shown in FIG. Equipment, no longer repeat here.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the specific situation that can be applied in the embodiment of the present invention is as shown in the user equipment in FIG. 1 , and details are not described herein again.
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless AP, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device reports with the two base stations. / Get the buffer status.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the user equipment 30 divides the data to be sent in the PDCP entity into two parts. When the first BSR and the second BSR are generated, the first BSR carries the first part of the PDCP entity.
  • An embodiment of the present invention provides a network device 40, as a first network device. As shown in FIG. 6, the network device 40 includes:
  • the receiver 41 is configured to receive a first buffer status report BSR sent by the user equipment, where the first BSR carries a first data quantity, where the first data quantity is a first part of the packet data convergence protocol PDCP entity to be sent.
  • the data is compared with the data amount of the to-be-transmitted data included in the first radio link control RLC entity, the first part of the to-be-sent data is data to be sent to the first network device, and the PDCP entity further includes to be sent to The second part of the second network device is to be sent data;
  • the first part of the to-be-sent data is different from the data content of the second part of the to-be-sent data.
  • the processor 42 is configured to learn the first data amount according to the first BSR received by the receiver 41.
  • the network device 41 may further include:
  • the transmitter 43 is configured to send first indication information to the user equipment, where the first indication information includes information used to indicate a division manner between the first part to-be-sent data and the second part to-be-sent data .
  • the dividing manner includes: the first part to be sent data is a control protocol data unit PDU, and the second part to be sent data is a non-control PDU; or the first part of the data quantity of the to-be-sent data and the The second portion of the data to be sent meets the first ratio group; or the first portion of the to-be-sent data is a control PDU and a portion of the non-control PDU, and the second portion of the to-be-sent data is a non-control portion a non-control PDU other than the PDU, and the part is not
  • the second proportional group is satisfied between the amount of data of the control PDU and the amount of data of the non-control PDU other than the partial non-control PDU.
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the data to be sent in each part to the proportion of the data to be transmitted that is generally divided is the ratio.
  • the first proportion group or the second ratio group is carried in the first indication information;
  • the first ratio group is a data quantity of the first part to be sent data and the second part a ratio of the amount of data of the data to be transmitted, or a ratio of the amount of data of the first portion of data to be transmitted to the amount of data of all data to be transmitted included in the PDCP entity, and the amount of data of the second portion of data to be transmitted a ratio of a data amount of all data to be transmitted included in the PDCP entity;
  • the second ratio group is a data amount of the partial non-control PDU and a data amount of the non-control PDU except the partial non-control PDU Ratio, or a ratio of a data amount of the partial non-control PDU to a data amount of all non-control PDUs in the to-be-transmitted data included in the PDCP entity, and a data amount of the non-control PDU except the partial non-control PDU A ratio of the amount of data of all non-control PDUs in
  • the first indication information further includes a first threshold value and a third proportional group.
  • the first proportional group is used as the first part to send data.
  • the first indication information further includes a second threshold value and a fourth ratio group, where the user equipment determines that the data volume of the non-control PDU to be sent included in the PDCP entity is greater than or equal to the a second threshold value, wherein the second proportional group is used as a ratio between a data amount of the partial non-control PDU and a data amount of the non-control PDU other than the partial non-control PDU, When determining that the data amount of the non-controlling PDU to be transmitted included in the PDCP entity is less than the second threshold, using the fourth proportional group as the data amount of the partial non-control PDU and the part except the part The ratio between the data amounts of non-control PDUs other than the control PDU.
  • the transmitter 43 is further configured to send the second indication information to the user equipment.
  • the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device, a correspondence between the first part of the to-be-sent data and the first RLC entity, and the first RLC. The correspondence between the entity and the first network device.
  • the information corresponding to the manner in which the data to be sent in the PDCP entity in the user equipment is to be allocated in the first indication information may be an index, a field, or the like that is agreed with the user equipment in advance, and is not limited herein.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence.
  • Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity, in a second type correspondence indicates a correspondence between the first RLC entity and the first network device and/or a correspondence between the second RLC entity and the second network device.
  • the corresponding relationship between the RLC entities and the data to be sent and the network devices in the three types of relationships is as described in the user equipment in FIG. 1 and will not be described here.
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, The first RLC entity is corresponding to the first network device; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the first part to be sent data and the When the correspondence between the first RLC entities is performed, it may be inferred that the first part of the to-be-sent data corresponds to the first network device.
  • the user equipment may infer the third type of correspondence according to the known two types of correspondences.
  • the system does not need to be determined according to the second indication information sent by the network device.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the specific application process of the embodiment of the present invention is as shown in FIG. Equipment, no longer repeat here.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the specific situation that can be applied in the embodiment of the present invention is as shown in the user equipment in FIG. 1 , and details are not described herein again.
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless device, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device reports with the two base stations. / Get the buffer status.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the network device 40 in the embodiment of the present invention receives the first BSR sent by the user equipment, where the first BSR carries the data of the first part to be sent and the data to be sent included in the first RLC entity.
  • An embodiment of the present invention provides a method for reporting a buffer status, which is used by a user equipment,
  • the user equipment includes a PDCP entity, a first RLC entity, and a second RLC entity. As shown in FIG. 8, the method further includes:
  • the user equipment generates a first buffer status report BSR.
  • the first BSR carries a first amount of data, where the first data amount is the sum of the first part of the to-be-transmitted data included in the PDCP entity and the data quantity of the to-be-sent data included in the first RLC entity, and the first part of the to-be-sent data and the first RLC.
  • the data to be sent included in the entity is the data to be sent to the first network device. Before generating the first buffer status report BSR, the user equipment needs to trigger the first BSR.
  • the user equipment triggers the first BSR when the PDCP entity includes the first part of the to-be-sent data or the first RLC entity includes the to-be-sent data, or the PDCP entity includes the to-be-sent data or the first RLC entity that includes the to-be-sent data.
  • the user equipment triggers the first BSR.
  • the first part of the to-be-sent data is a control protocol data unit PDU
  • the second part of the to-be-sent data is a non-control PDU
  • the data quantity of the first part of the data to be transmitted and the data quantity of the second part of the to-be-sent data satisfy the first a proportional group
  • the first part of the to-be-sent data is a control PDU and a part of the non-control PDU
  • the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU
  • the data amount of the part of the non-control PDU and the part of the non-control PDU The second proportional group is satisfied between the data amounts of the non-control PDUs other than the control PDU.
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the data to be sent in each part to the proportion of the data to be transmitted that is generally divided is the ratio.
  • the division between the first part of the to-be-sent data and the second part of the to-be-sent data is determined in advance or determined according to the first indication information sent by the network device, where the network device is the first network device or the second network device.
  • the first proportional group or the second proportional group is determined in advance or determined according to the first indication information sent by the network device.
  • the first proportional group is a ratio of the data amount of the first part of the data to be transmitted to the data quantity of the second part of the data to be transmitted, or the ratio of the data quantity of the first part of the data to be transmitted to the data quantity of all the data to be transmitted included in the PDCP entity.
  • a ratio of the amount of data of the second part of the data to be transmitted to the amount of data of all the data to be transmitted included in the PDCP entity The ratio of the data amount of the partial non-control PDU to the data amount of the non-control PDU except the partial non-control PDU, or the data amount of the partial non-control PDU and all non-control PDUs in the to-be-transmitted data included in the PDCP entity.
  • the ratio of the amount of data and the ratio of the amount of data of the non-control PDU other than the partial non-control PDU to the data amount of all non-control PDUs in the data to be transmitted included in the PDCP entity The ratio of the amount of data and the ratio of the amount of data of the non-control PDU other than the partial non-control PDU to the data amount of all non-control PDUs in the data to be transmitted included in the PDCP entity.
  • the first proportional group is the data amount of the first part of the data to be sent and the data quantity of the second part of the data to be sent.
  • the third proportional group is between the data amount of the first portion of data to be transmitted and the data amount of the second portion of data to be transmitted.
  • the second proportional group is the data amount of the partial non-control PDU and the data amount of the non-control PDU except the partial non-control PDU Ratio between the two; when the data volume of the non-control PDU to be sent included in the PDCP entity is less than the second threshold, determining that the fourth proportional group is the data amount of the partial non-control PDU and the non-control other than the part of the non-control PDU.
  • the ratio of the data amount of the PDU is satisfied; wherein the second threshold value and the fourth ratio group are preset or determined according to the first indication information sent by the network device, where the network device is the first network device or the second network device .
  • the user equipment generates a second BSR.
  • the second BSR carries a second amount of data, where the second data amount is the sum of the second part of the to-be-transmitted data included in the PDCP entity and the data quantity of the to-be-sent data included in the second RLC entity, and the second part of the data to be sent and the second part
  • the data to be transmitted included in the second RLC entity is data to be sent to the second network device.
  • the user equipment Before generating the second BSR, the user equipment needs to trigger the second BSR.
  • the user equipment triggers the second BSR when the PDCP entity includes the second part to be sent data or the second RLC entity includes the to-be-sent data; or, when the PDCP entity includes the to-be-sent data or the second RLC entity includes the to-be-sent
  • the user equipment triggers the second BSR; or, when the PDCP entity includes the non-control PDU to be sent or the second RLC entity includes the data to be sent, the user equipment triggers the second BSR.
  • the user equipment needs to determine whether other conditions have been met, for example, whether the timer has timed out, and when other conditions have been met, the user equipment calculates each part to be determined.
  • the amount of data of the data to be transmitted is generated by the first BSR or the second BSR, and the first BSR and the second BSR carry the data amount of the data to be transmitted corresponding to the respective portions.
  • the user equipment sends a first BSR to the first network device, and sends a second BSR to the second network device.
  • the first BSR is used by the first network device to learn the first data quantity according to the first BSR
  • the second BSR is used by the second network device to learn the second data quantity according to the second BSR.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is preset or determined according to the second indication information sent by the network device.
  • the network device is the first network device or the second network device; the correspondence between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity is preset or according to The second indication information sent by the network device is determined; the correspondence between the first RLC entity and the first network device and/or the correspondence between the second RLC entity and the second network device is a preset or a second indication sent according to the network device Information is determined.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence.
  • Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity, in a second type correspondence indicates a correspondence between the first RLC entity and the first network device and/or a correspondence between the second RLC entity and the second network device.
  • the corresponding relationship between the RLC entities and the data to be sent and the network devices in the three types of relationships is as described in the user equipment in FIG. 1 and will not be described here.
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, a first RLC entity and the first network The network device is corresponding; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, It can be inferred that the first part of the data to be transmitted corresponds to the first network device.
  • the user equipment preset or the network device sends the second indication information, for the foregoing three types of correspondences, as long as the two types are included, the user equipment can infer the third type correspondence according to the known two types of correspondences.
  • the user equipment is not required to be preset or determined according to the second indication information sent by the network device.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the specific application process of the embodiment of the present invention is as shown in FIG. Equipment, no longer repeat here.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the specific situation that can be applied in the embodiment of the present invention is as shown in the user equipment in FIG. 1 , and details are not described herein again.
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless AP, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device reports with the two base stations. / Get the buffer status.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the user equipment divides the data to be sent in the PDCP entity into two parts. When the first BSR and the second BSR are generated, the first BSR carries the first part of the PDCP entity to be sent.
  • a further embodiment of the present invention provides a method for obtaining a buffer status, which is used in a first network device. As shown in FIG. 9, the method includes:
  • the first network device receives a first buffer status report BSR sent by the user equipment.
  • the first BSR carries a first data amount, where the first data quantity is a sum of a first part of the to-be-sent data included in the packet data convergence protocol PDCP entity and a data quantity of the to-be-sent data included in the first radio link control RLC entity, where A part of the data to be sent is data to be sent to the first network device, and the PDCP entity further includes a second part of data to be sent to be sent to the second network device.
  • the first part of the to-be-sent data is different from the data content of the second part of the to-be-sent data.
  • the first indication information may be sent to the user equipment, where the first indication information includes: a first part to send data and a second part to send data. Information on how to divide.
  • the division manner includes: the first part of the to-be-sent data is a control protocol data unit PDU, and the second part of the to-be-sent data is a non-control PDU; or, the data quantity of the first part of the data to be transmitted and the data quantity of the second part of the to-be-sent data
  • the first ratio group is satisfied; or, the first part of the to-be-sent data is a control PDU and a part of the non-control PDU, and the second part of the to-be-sent data is a non-control PDU other than the part of the non-control PDU, and the data amount of the part of the non-control PDU is The second proportional group is satisfied between the data amounts of the non-control PDUs other than the partial non-control PDUs.
  • the ratio group may include only one ratio, that is, the ratio of the relative proportion between the data to be sent of each part when the data to be transmitted included in the PDCP entity is divided, and may also include multiple ratios, that is, the PDCP.
  • the ratio of the proportion of data to be sent that is generally divided.
  • the first proportional group or the second proportional group is carried in the first indication information; the first proportional group is a ratio of the data amount of the first part of the data to be sent to the data quantity of the second part of the data to be sent, or The ratio of the amount of data of a portion of data to be transmitted to the amount of data of all data to be transmitted included in the PDCP entity and the ratio of the amount of data of the second portion of data to be transmitted to the amount of data of all data to be transmitted included in the PDCP entity.
  • the second proportional group is a ratio of a data amount of the partial non-control PDU to a data amount of the non-control PDU except the partial non-control PDU, or a data amount of the partial non-control PDU and all non-control PDUs in the to-be-transmitted data included in the PDCP entity.
  • the first indication information further includes a first threshold value and a third proportional group, where the user equipment determines the first ratio when determining that the data volume of the data to be sent included in the PDCP entity is greater than or equal to the first threshold value
  • the ratio that is satisfied between the data amount of the first part of the data to be transmitted and the data quantity of the second part of the data to be sent is determined by the third ratio when determining that the data volume of the data to be transmitted included in the PDCP entity is less than the first threshold.
  • the group is a ratio that is satisfied between the amount of data of the first portion of data to be transmitted and the amount of data of the second portion of data to be transmitted.
  • the first indication information further includes a second threshold value and a fourth ratio group, where the user equipment determines the second proportion group when determining that the data volume of the non-controlling PDU to be sent included in the PDCP entity is greater than or equal to the second threshold value a ratio between a data amount of the non-control PDU and a data amount of the non-control PDU other than the partial non-control PDU, when determining that the data amount of the non-control PDU to be transmitted included in the PDCP entity is less than the second threshold,
  • the fourth proportional group is used as a ratio between the data amount of the partial non-control PDU and the data amount of the non-control PDU other than the partial non-control PDU.
  • the second indication information may be sent to the user equipment, where the second indication information includes a correspondence between the first part of the to-be-sent data and the first network device. Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and the corresponding relationship between the first RLC entity and the first network device.
  • the first network device learns the first data quantity according to the first BSR.
  • the information corresponding to the manner in which the data to be sent in the PDCP entity in the user equipment is to be allocated in the first indication information may be an index, a field, or the like that is agreed with the user equipment in advance, and is not limited herein.
  • the correspondence between the first part of the to-be-sent data and the first network device and/or the correspondence between the second part of the to-be-sent data and the second network device is represented by the first type of correspondence.
  • Corresponding relationship between the first part of the to-be-sent data and the first RLC entity and/or the correspondence between the second part of the to-be-sent data and the second RLC entity, in a second type correspondence indicates a correspondence between the first RLC entity and the first network device and/or a correspondence between the second RLC entity and the second network device.
  • the corresponding relationship between the RLC entities and the data to be sent and the network devices in the three types of relationships is as described in the user equipment in FIG. 1 and will not be described here.
  • the user equipment may infer the third type correspondence according to any two types of correspondences that have been determined. For example, when the user equipment determines the correspondence between the first part of the to-be-sent data and the first network device, and the correspondence between the first part of the to-be-sent data and the first RLC entity, The first RLC entity is corresponding to the first network device; or, when the user equipment determines the correspondence between the first RLC entity and the first network device, and the first part to be sent data and the When the correspondence between the first RLC entities is performed, it may be inferred that the first part of the to-be-sent data corresponds to the first network device. Therefore, in the second indication information sent by the network device, the user equipment may infer the third type correspondence according to the known two types of correspondences, as long as the two types of correspondences are included. The second indication information sent by the network device is determined.
  • the network device that receives the data sent by the user equipment may also be two or more.
  • the specific application process of the embodiment of the present invention is as shown in FIG. Equipment, no longer repeat here.
  • the embodiment of the present invention is mainly applied to when a user equipment sends data to be sent to two network devices, and the buffer status is reported/obtained between the user equipment and the two network devices, but the application is not limited to the application. herein.
  • the specific situation in which the embodiment of the present invention can be applied is as shown in FIG. 1
  • the user equipment may be a mobile phone, a personal computer, or the like.
  • the network device may be a base station, a wireless AP, and an access point. For example, when the user equipment sends data to two base stations at the same time, the network device reports with the two base stations. / Get the buffer status.
  • the PDCP entity in the user equipment may also be an RLC entity, that is, the user equipment includes three RLC entities, and the data to be sent of any one of the entities is divided into a first part to be sent data and a second part to be sent data.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the first network device in the embodiment of the present invention receives the first BSR sent by the user equipment, where the first BSR carries the first part of the data to be sent and the data of the to-be-sent data included in the first RLC entity.
  • a further embodiment of the present invention provides a method for acquiring a buffer state on the upper layer, which is used for a UE (User Equipment, a user equipment) and a network device, and the UE is a device with a buffer status of the UE.
  • UE User Equipment, a user equipment
  • a device for obtaining a buffer state where the network device includes a second network device and a second network device, where the first network device is a base station and the second network device is a wireless device (the second network device may also be In another base station, the UE sends data to the base station and the radio, and the UE includes a PDCP entity, a first RLC entity, and a second RLC entity, and the three entities are used to store data to be sent.
  • the method includes:
  • the base station sends first indication information to the user equipment UE.
  • the data to be sent is only sent to one of the base station and the wireless AP.
  • the data is divided into the first part to be sent data and the second part. Part of the data to be sent is sent to the base station and the wireless AP respectively, and the content of the first part of the data to be transmitted and the content of the second part of the data to be transmitted are not duplicated.
  • the first indication information is used to indicate a manner of dividing data to be sent in a PDCP entity in the UE. And sending, to the UE, the first indication information that includes the information about the division mode of the data to be sent in the PDCP entity in the user equipment, and the UE, according to the first indication information, before the UE sends the buffer status to the base station and the wireless AP.
  • the data to be sent in the PDCP entity is divided. Relevant information, for example, the proportion of division of the data to be transmitted in the PDCP entity is proportionally divided.
  • the step may be performed by the wireless AP, that is, before the UE reports the buffer status to the base station and the wireless AP, any one of the base station and the wireless AP may send the first indication information to the user equipment UE, where Indicates a division manner of data to be transmitted in a PDCP entity in the UE. It is expressed by means of an index, a field, and the like which are agreed in advance with the UE, and is not limited herein. If there are N devices that receive data to be sent by the UE, the first indication information may be sent to the UE by any one of the N devices.
  • the base station sends the second indication information to the user equipment UE.
  • the second indication information carries the correspondence between the data to be sent and the RLC entities of each part of the PDCP entity to be transmitted, the correspondence between each RLC entity and the base station and the wireless AP, and the data to be sent in the PDCP entity.
  • the corresponding relationship between the data to be transmitted and the RLC entity, the correspondence between the RLC entity and the base station and the wireless AP, and the correspondence between the data of each part to be transmitted and the corresponding relationship between the base station and the wireless AP are stored in the UE.
  • the second indication information including the foregoing correspondence is sent to the UE, so that the UE determines the corresponding relationship according to the second indication information.
  • the correspondence between the data to be sent and the RLC entity in the PDCP entity is classified into a type of correspondence, and the correspondence between the RLC entity and the base station and the wireless AP is classified into a type of correspondence, PDCP
  • the correspondence between the data to be sent and the corresponding relationship between the base station and the wireless AP in the entity to be transmitted is classified into a type of correspondence
  • the second indication information may include only two of the three types of correspondences, and the remaining A type of correspondence can be inferred from two known correspondences.
  • the first indication information included in the second indication information is corresponding to the first RLC entity, and the first RLC entity corresponds to the base station, and it is inferred that the data transmitted by the first part is corresponding to the base station.
  • the N1 of the various types of correspondences carried by the second indication information is N-1, and is sent to the UE by any one of the N devices.
  • there are two devices that receive data to be sent by the UE which are respectively a base station and a wireless AP, and the first RLC entity and the base station are indicated in the correspondence between each RLC entity carried in the second indication information and the base station and the wireless AP.
  • the other two categories are similar.
  • the step may be performed by the wireless AP, that is, before the UE reports the buffer status to the base station and the wireless AP, any one of the base station and the wireless AP may send the second indication information to the user equipment UE.
  • step 701 and step 702 do not have a strict execution order, and step 702 can be performed before step 701.
  • the user equipment UE receives the first indication information, and determines, according to the first indication information, a manner of dividing the data to be sent in the packet data convergence protocol PDCP entity. After the first indication information sent by the station, according to the need to be sent in the PDCP entity in the user equipment, the UE divides the data to be sent in the PDCP entity into the first part to be sent data and the second part to be sent data. The method may be based on the type of data to be transmitted in the PDCP entity.
  • the data to be transmitted in the PDCP entity includes a control PDU and a non-control PDU, and the UE uses the control PDU to be sent in the PDCP entity as the first part to be sent data, and the non-controlling to be sent in the PDCP entity
  • the PDU is used as the second part to send data.
  • the control PDU is 100 bytes
  • the non-control PDU is 200 bytes.
  • the data to be transmitted in the PDCP entity is divided according to the type, and the first part of the data to be transmitted is 100 bytes, and the second Part of the data to be sent is 200 bytes.
  • the UE may divide the to-be-sent data in the PDCP entity into the first part to be sent data and the second part to be sent data according to the proportional group.
  • the proportional group is carried in the first indication information received by the UE, that is, the proportional group is determined by the base station, and the proportional group may include only one ratio, and may also include multiple ratios.
  • the proportional group may be a relative proportion of the data amount between the first part of the data to be transmitted and the second part of the data to be sent, that is, the ratio group is a ratio of the data amount between the first part of the data to be transmitted and the second part of the data to be sent; or, the ratio The group may be an absolute ratio of the amount of data between the first part of the data to be transmitted and the second part of the data to be transmitted, that is, the ratio group is a ratio of the amount of data between the first part of the data to be transmitted and all the data to be sent in the PDCP entity, and The ratio of the amount of data between the two parts of the data to be transmitted and all the data to be transmitted in the PDCP entity.
  • the data volume of the data to be sent in the PDCP entity is 300 bytes.
  • the ratio group is the relative proportion of the data amount between the data to be sent in the first part and the data to be sent in the second part, when the ratio is 1:1, the UE will PDCP.
  • the data to be sent in the entity is divided according to 1:1, that is, the first part of the data to be transmitted is 150 bytes, and the second part of the data to be transmitted is 150 bytes; or, when the ratio group is the first part to be transmitted data and the second part
  • the ratio of the amount of data to be sent between the data is 100%: 0%
  • the UE divides the data to be sent in the PDCP entity according to the proportional group, that is, the first part of the data to be sent is 300 bytes, and the second part is to be
  • the transmission data is 0 bytes; or, when the proportional group is the absolute ratio of the data amount between the first part of the data to be transmitted and the second part of the data to be transmitted, the data of the first part of the data to be transmitted and all the data to be transmitted in the PDCP entity
  • the ratio of the quantity is 0.2:1.
  • the UE presses the data to be sent in the PDCP entity.
  • the ratio group is divided, that is, the first part of the data to be transmitted is 60 bytes, and the second part of the data to be transmitted is 240 bytes; or, when the ratio group is the absolute proportion of the first part of data to be transmitted and the second part of data to be transmitted,
  • the ratio of the amount of data between the data to be sent and the total data to be sent in the PDCP entity is 20%: 100%, the second part of the data to be sent and the PDCP entity
  • the UE divides the data to be sent in the PDCP entity according to a proportional group, that is, the first part of the data to be transmitted is 60 bytes, and the second part is to be sent.
  • the data is 240 bytes.
  • the UE may divide the to-be-sent data in the PDCP entity into the first part to be sent data and the second part to be sent according to the type and the proportional group of the data to be sent in the PDCP entity, that is, the PDCP entity first needs to be sent.
  • the transmission data is divided into a control PDU and a non-control PDU according to the type of the data, and then the non-control PDU is divided into two parts according to the proportional group, and the first part of the to-be-sent data is a control PDU and a part of the non-control PDU divided by the proportional group, and the second Part of the data to be transmitted is the remaining part of the non-control PDU divided by the proportional group.
  • the proportional group is carried in the first indication information received by the UE, that is, the proportional group is determined by the base station.
  • the proportional group may be a relative proportion of the amount of data between a part of the non-control PDU and the remaining part of the non-control PDU, that is, the ratio group is a ratio of the amount of data between a part of the non-control PDU and the remaining part of the non-control PDU; or, the proportional group may be part of The absolute ratio of the amount of data between the non-control PDU and the remaining non-control PDU, that is, the ratio group is the ratio of the amount of data between a part of the non-control PDU and all non-control PDUs in the PDCP entity to be transmitted, and the remaining part of the non-control PDU and The ratio of the amount of data between all non-control PDUs in the data to be transmitted by the PDCP entity.
  • the control PDU is 100 bytes
  • the non-control PDU is 200 bytes.
  • the proportional group is the relative proportion of the data amount between a part of the non-control PDU and the remaining part of the non-control PDU
  • the proportional value is 1:1
  • the UE divides the data to be sent in the PDCP entity according to the type and proportion group of the data to be sent in the PDCP entity, that is, the first part of the to-be-sent data is 200 bytes, including the 100-byte control PDU and the 100-byte non- Controlling the PDU, the second part of the pending data is 100 bytes, which is the remaining 100 bytes of non-control PDU; or, when the proportional group is the relative proportion of the amount of data between a part of the non-control PDU and the remaining part of the non-control PDU, the proportional value When the value is 100%: 0%, the UE divides the data to be sent in the PDCP entity according to the type
  • the second part of the data to be transmitted is 0 bytes; or, when the proportional group is the absolute proportion of the data amount between a part of the non-control PDU and the remaining part of the non-control PDU, a part of the non-control PDU and PDCP Data to be transmitted in the body of all non-ratio control PDU data amount between 0.2: 1, the remaining portion of the non-control PDU and the PDCP entity
  • the ratio of the amount of data between all the non-control PDUs in the data to be transmitted is 0.8: 1.
  • the UE divides the data to be sent in the PDCP entity according to the type and proportion group of the data to be sent in the PDCP entity, that is, the data to be sent in the first part is 140 bytes, including 100-byte control PDU and 40-byte non-control PDU, the second part of the pending data is 160 bytes, which is the remaining 160-byte non-control PDU; or, when the proportional group is part of the non-control PDU and
  • the absolute ratio of the amount of data between the remaining non-control PDUs the ratio of the amount of data between a portion of the non-control PDUs and all non-control PDUs in the PDCP entity to be transmitted is 20%: 100%, and the remaining non-control PDUs and PDCP entities are to be
  • the ratio of the amount of data between all the non-control PDUs in the sent data is 80%: 100%
  • the UE divides the data to be sent in the PDCP entity according to the type and proportion group of the data to be sent in the PDCP entity
  • the foregoing proportional group may also be dynamically or semi-statically changed according to certain conditions, and the condition may be carried in the first indication information.
  • the UE divides the to-be-sent data in the PDCP entity into the first part to be transmitted data and the second part to be transmitted according to the proportional group, and the proportional group is the relative proportion of the first part of the to-be-sent data and the second part of the to-be-sent data, the ratio If the value is 1:1, the first information further carries the data volume of the data to be sent in the PDCP entity or the threshold value of the data volume of the non-control PDU to be sent in the PDCP entity, and another ratio group, the ratio is 1:2.
  • step 701 is not executed, and the manner of dividing the data to be transmitted in the used PDCP entity is determined by itself.
  • the data to be sent in the PDCP entity may be divided into N parts to be sent corresponding to the receiving device, and the dividing method is similar to the foregoing method.
  • the UE receives the second indication information sent by the base station.
  • the UE receives the second indication information sent by the base station, and determines, according to the second indication information, the correspondence between the data to be sent and the RLC entity of the part to be sent in the PDCP entity, and the correspondence between the RLC entity and the base station and the wireless AP. And a correspondence between the to-be-transmitted data of each part of the PDCP entity to be transmitted and the corresponding relationship between the base station and the wireless AP.
  • the information carried by the second indication information is that the first part of the to-be-sent data is corresponding to the first RLC, and the first RLC is corresponding to the base station, and the UE can determine the first part of the to-be-sent data according to the second indication information.
  • the second part of the data to be sent corresponds to the second RLC
  • the first RLC corresponds to the base station
  • the second RLC corresponds to the wireless AP
  • the first part of the data to be sent is sent to the base station
  • the second part of the data to be sent is sent to the wireless AP.
  • the UE may preset various types of correspondences carried by the second indication information, and step 702 is not performed, and the UE itself determines various types of correspondences.
  • steps 703 and 704 do not have a strict execution order, and step 704 can be performed before step 703.
  • the UE triggers the first buffer status report BSR; if the PDCP entity includes the second part to be sent data Or the second RLC entity includes the data to be sent, and the UE triggers the second BSR.
  • the corresponding BSR is triggered to trigger the UE to calculate and send the corresponding BSR.
  • the data to be sent of the PDCP entity is divided into the first part to be sent data and the second part to be sent data, where the PDCP entity includes the first part of the to-be-sent data or the first RLC entity.
  • the UE triggers the first BSR; when the PDCP entity includes the second part of the to-be-sent data or the second RLC entity includes the to-be-sent data, the UE triggers the second BSR.
  • the UE divides the data to be transmitted in the PDCP entity into the first part to be sent data and the second part to be transmitted according to the type of the data to be sent in the PDCP entity, and then the PDCP entity includes the to-be-sent control PDU.
  • the UE divides the data to be sent in the PDCP entity into the first part to be sent according to the proportional group
  • the first BSR is triggered, when the PDCP entity includes the to-be-sent data, or the second RLC entity includes the to-be-sent
  • the second BSR is triggered; or, the UE divides the data to be transmitted in the PDCP entity into the first part to be transmitted data and the second part to be transmitted according to the type and proportion group of the data to be transmitted in the PDCP entity, and then the PDCP
  • the first BSR is triggered when the entity includes the to-be
  • the UE calculates a first part of to-be-transmitted data that is included in the PDCP entity, and a data quantity of the to-be-transmitted data that is included in the first RLC entity, and calculates a second part of the to-be-sent data that is included in the PDCP entity and the to-be-sent data that is included in the second RLC entity. The amount of data.
  • the UE sends a buffer status to the base station and the wireless AP, and the buffer status is the amount of data to be sent to the base station or the wireless AP, so the buffer status needs to be calculated to the base station or the wireless before being sent.
  • the amount of data sent by the AP to be sent data is the amount of data sent to the base station and the wireless AP.
  • the first part to be sent data of the PDCP entity and the to-be-sent data included in the first RLC entity are sent to one of the base station and the wireless AP, and the second part of the PDCP entity is to be sent data and the second part.
  • the data to be sent included in the RLC entity is sent to the other of the base station and the wireless AP, and the UE needs to calculate the first part of the to-be-transmitted data included in the PDCP entity and the data quantity of the to-be-sent data included in the first RLC entity, and calculate the PDCP entity.
  • the second part of the data to be transmitted and the amount of data of the data to be transmitted included in the second RLC entity are sent to one of the base station and the wireless AP
  • the second part of the PDCP entity is to be sent data and the second part.
  • step 705 the UE also needs to determine whether other conditions have been met. For example, whether the preset time has been reached, and when other conditions have been met, step 706 is performed.
  • the UE generates a corresponding BSR according to the calculation result.
  • the UE After the UE calculates the data amount of the data to be sent sent to the base station or the wireless AP, the UE writes the value to the corresponding BSR when the BSR is generated.
  • the first BSR corresponds to the first RLC entity, and then the UE calculates The first part of the to-be-transmitted data and the data quantity of the to-be-transmitted data included in the first RLC entity are written into the first BSR; the second BSR corresponds to the second RLC entity, and the second part of the PDCP entity included in the UE is to be included.
  • the transmit data and the amount of data of the data to be transmitted included in the second RLC entity are written to the second BSR.
  • the UE sends a first BSR to the base station, and sends a second BSR to the radio access node AP.
  • the UE After the UE writes the calculation result in the BSR, the UE sends the BSR to the corresponding receiving device, that is,
  • the UE sends the first BSR to the base station, and sends the second BSR to the wireless AP.
  • the base station receives the first BSR sent by the UE, and obtains the data volume of the data to be sent to the base station.
  • the base station receives the first BSR sent by the UE, and the first BSR carries the data quantity of the data to be sent to the base station, and the base station learns the data quantity of the data to be received by the first BSR.
  • the wireless AP receives the second BSR sent by the UE, and the second BSR carries the data amount of the data to be sent to the wireless AP, and the wireless AP learns the data amount of the data to be received by the second BSR.
  • the device sends the data to be sent, the "3 ⁇ 4/acquire buffer status", and the network device sends the data to be sent to the two or more user equipments, or the network device sends the data to be sent to the user equipment and other network devices.
  • the status of the buffer status is reported.
  • the first BSR and the second BSR calculate the amount of data of all the data to be sent in the PDCP entity, and report the data to the corresponding network device, and the amount of data to be sent corresponding to each network device.
  • the data of all the data to be sent in the PDCP entity is included in the data transmission, and the data to be sent of the PDCP entity is sent to only one network device, and the data amount of the data to be sent corresponding to the corresponding network device is inaccurate.
  • the UE determines the to-be-sent data in the PDCP entity into two parts according to the dividing method determined by the first indication information sent by the base station; and the UE according to the second indication information sent by the base station Corresponding relationship, calculating the amount of data of each part of the data to be sent, and writing the corresponding BSR.
  • the first BSR and the second BSR respectively carry the data amount of the corresponding part of the data to be sent;
  • the first BSR and the second BSR are reported to the corresponding base station or the wireless AP, and the base station or the wireless AP learns, by the received BSR, the data amount of the data to be sent corresponding to the corresponding BSR, which may be respectively the PDCP entity of the corresponding part.
  • the amount of data to be sent is allocated to the transmission resource, and the UE uses the resources to transmit the corresponding part of the to-be-sent data to the corresponding base station or the wireless AP, thereby avoiding waste of the transmission resources and improving the utilization efficiency of the transmission resources.
  • the user equipment and the network device that obtain the buffer state in the above-mentioned embodiments of the present invention can implement the foregoing method embodiments.
  • the method for reporting/acquiring the buffer status, the user equipment, and the network device provided by the embodiment of the present invention may be applicable to the user equipment and the network equipment, but are not limited thereto.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

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

Abstract

Des modes de réalisation de la présente invention concernent le domaine technique des communications. La présente invention concerne un procédé destiné à rapporter/obtenir un état de tampon, un équipement d'utilisateur et un dispositif de réseau, qui peuvent résoudre le problème tel qu'un dispositif de réseau ne peut pas obtenir de manière précise une quantité de données à envoyer lorsque l'équipement d'utilisateur actuel envoie les données à envoyer. Le procédé consiste à : générer un premier rapport d'état de tampon (BSR), le premier rapport d'état de tampon (BSR) portant une somme de quantité de données d'une première partie, comprise dans une entité PDCP, de données à envoyer et des données à envoyer comprises dans une première entité RLC ; générer un second BSR, le second BSR portant une somme de quantité de données d'une seconde partie, comprise dans l'entité PDCP, de données à envoyer et des données à envoyer comprises dans une seconde entité RLC ; et envoyer le premier BSR à un premier dispositif de réseau et envoyer le second BSR à un second dispositif de réseau.
PCT/CN2014/071384 2014-01-24 2014-01-24 Procédé destiné à rapporter/obtenir un état de tampon, équipement d'utilisateur et dispositif de réseau WO2015109534A1 (fr)

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PCT/CN2014/071384 WO2015109534A1 (fr) 2014-01-24 2014-01-24 Procédé destiné à rapporter/obtenir un état de tampon, équipement d'utilisateur et dispositif de réseau

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EP3349530A1 (fr) * 2017-01-13 2018-07-18 Beijing Xiaomi Mobile Software Co., Ltd. Procédé et dispositif d'allocation de ressources, équipement utilisateur et station de base
WO2019126962A1 (fr) * 2017-12-25 2019-07-04 Oppo广东移动通信有限公司 Procédé d'autorisation en liaison montante et dispositif terminal
CN110710314A (zh) * 2017-12-25 2020-01-17 Oppo广东移动通信有限公司 上行授权的方法、网络设备和终端设备

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EP3349530A1 (fr) * 2017-01-13 2018-07-18 Beijing Xiaomi Mobile Software Co., Ltd. Procédé et dispositif d'allocation de ressources, équipement utilisateur et station de base
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WO2019126962A1 (fr) * 2017-12-25 2019-07-04 Oppo广东移动通信有限公司 Procédé d'autorisation en liaison montante et dispositif terminal
CN110710314A (zh) * 2017-12-25 2020-01-17 Oppo广东移动通信有限公司 上行授权的方法、网络设备和终端设备
CN110710325A (zh) * 2017-12-25 2020-01-17 Oppo广东移动通信有限公司 上行授权的方法和终端设备
CN110710325B (zh) * 2017-12-25 2021-03-09 Oppo广东移动通信有限公司 上行授权的方法和终端设备

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