WO2017045100A1 - Procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et stations de base - Google Patents

Procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et stations de base Download PDF

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Publication number
WO2017045100A1
WO2017045100A1 PCT/CN2015/089522 CN2015089522W WO2017045100A1 WO 2017045100 A1 WO2017045100 A1 WO 2017045100A1 CN 2015089522 W CN2015089522 W CN 2015089522W WO 2017045100 A1 WO2017045100 A1 WO 2017045100A1
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WO
WIPO (PCT)
Prior art keywords
base station
data block
data
information
serving cell
Prior art date
Application number
PCT/CN2015/089522
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English (en)
Chinese (zh)
Inventor
赵骁飞
高成军
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.)
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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 CN201580082783.5A priority Critical patent/CN107950053A/zh
Priority to PCT/CN2015/089522 priority patent/WO2017045100A1/fr
Publication of WO2017045100A1 publication Critical patent/WO2017045100A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/08—Load balancing or load distribution
    • H04W28/086—Load balancing or load distribution among access entities
    • H04W28/0861—Load balancing or load distribution among access entities between base stations

Definitions

  • the method for data transmission by the multi-carrier technology is as follows: a plurality of cells of a base station can establish the same queue, store the service data in the queue, and then send the service data to the user equipment through the multi-carrier technology (User Equipment) , UE).
  • a plurality of cells of a base station can establish the same queue, store the service data in the queue, and then send the service data to the user equipment through the multi-carrier technology (User Equipment) , UE).
  • the information includes cell information of a second serving cell, where the second serving cell corresponds to the second base station;
  • the processing module is specifically configured to divide the service data into a first data block and a second data block according to the cell information of the first serving cell and/or the cell information of the second serving cell, where the first service is The cell corresponds to the first base station.
  • the information includes a quantity of data that can be processed, and the processing module is specifically configured to determine the second data according to the quantity of the processable data. And determining, by the block, part of the service data except the second data block as the first data block.
  • a second aspect of the present invention provides a base station, where the base station is a second base station, and the base station includes:
  • a sending module configured to send information to the first base station by using an information channel
  • the sending module is further configured to send the data block and the transmission sequence number of the data block to the user terminal.
  • the information includes cell information of a second serving cell, and/or a data volume that can be processed, where the second service The cell corresponds to the second base station.
  • a determining module configured to determine, according to the cell information of the second serving cell, the amount of data that can be processed.
  • the first base station acquires service data according to the service request sent by the user terminal;
  • the dividing, by the first base station, the service data into the first data block and the second data block according to the information includes:
  • the dividing, by the first base station, the service data into the first data block and the second data block according to the information includes:
  • the first base station determines part of the service data except the second data block as the first data block.
  • a fourth aspect of the present invention provides a data transmission method based on multi-base station multi-carrier, including:
  • the second base station sends the data block and the transmission sequence number of the data block to the user terminal.
  • the information includes the cell information of the second serving cell, and/or the amount of data that can be processed, where the second service is The cell corresponds to the second base station.
  • the method before the second base station sends information to the first base station by using the information channel, the method includes:
  • the second base station determines the amount of data that can be processed according to the cell information of the second serving cell.
  • the first base station acquires service data according to the service request sent by the user terminal, acquires information sent by the second base station through the information channel, and divides the service data into the first data block and the second data block according to the information.
  • the transmission sequence numbers of the first data block and the second data block follow the same numbering rule, and the first base station and the second base station transmit the service data in different frequency bands or frequency points, and transmit the first data block and the first data block.
  • the first base station may forward part or all of the service data stored in the base station to the second base station through the information channel, The first base station and the second base station respectively send the part of the service data to the user terminal, and adjust the service data between the base stations.
  • Improve downlink throughput in a communication system thereby improving the efficiency of the communication service processing system.
  • a base station under the control of the same Radio Network Controller RNC
  • multiple different cells of the same base station can store the same service data, and each cell separately sends the number of services.
  • the user terminal that is, multi-carrier technology.
  • the sending module 103 in the embodiment shown in FIG. 1 can be implemented by using a sending device, and the obtaining module 101 and the processing module 102 can be implemented by using a processor.
  • the modules or modules of the base station 100 and the software refer to Embodiment 4 or 5, and details are not described herein again.
  • the user terminal takes the mobile phone 1 as an example, and the obtaining module 101 obtains the service data p1, p2, ..., p30 according to the mobile phone 1 sending a service request;
  • the processing module 102 divides the service data according to the information of 'the first serving cell available channel resource is 5' and the 'second serving cell's available channel resource is 10', from 30 data.
  • p1, p2, ..., p10, and p21, p22, ..., p30 are selected as the second data block, and the remaining p11, p12, ..., p20 are determined as the first data block, and the transmitting module 103 is p11, p12, ..., p20 is sent to the mobile phone 1, and p1, p2, ..., p10, and p21, p22, ..., p30 are sent to the receiving module 202, which transmits p1, p2, ..., p10, and p21, p22, ..., P30 is sent to the mobile phone 1, and the mobile phone 1 assembles p11, p12, ..., p20,
  • the sending module 103 sends p1, p2, ..., p25 to the mobile phone 1, and sends p26, p27, ..., p30 to the receiving module 202, and the transmitting module 201 P26, p27, ..., p30 are sent to the mobile phone 1, and the mobile phone 1 assembles p1, p2, ..., p25, p26, p27, ..., p30 to obtain complete service data.
  • the data transmission method based on the multi-base station multi-carrier is introduced from the first base station side, and the first base station can divide the service data in multiple manners, and then distribute the part of the service data that is obtained by the first base station and the second base station respectively.
  • the user terminal the following are introduced separately:
  • an embodiment of a data transmission method based on multiple base stations and multiple carriers in an embodiment of the present invention includes:
  • an information channel is configured between the first base station and the second base station, and when the second base station sends information through the information channel, the first base station can receive the information.
  • the information includes the cell information of the second serving cell, where the second serving cell corresponds to the second base station, and the cell information includes the available channel resources of the cell, the number of cell users or the types of available channel resources, and may also include other information, where Not limited.
  • the information channel is carried on a wired network and can transmit service information and control information.
  • the wired network is a signal transmission medium such as an optical fiber or a cable.
  • the first base station divides the service data into the first data block and the second data block according to the cell information of the first serving cell and the cell information of the second serving cell, and the transmission sequence number of the first data block and the second data block.
  • the number of data packets, the data packet object, and the data packet allocation ratio can be adjusted according to actual conditions, which is not limited herein.
  • the first base station sends the transmission sequence number of the first data block and the first data block to the user terminal, and sends the transmission sequence number of the second data block and the second data block to the second base station by using the information channel, so that The two base stations transmit the transmission sequence numbers of the second data block and the second data block to the user terminal.
  • the first base station may divide the service data according to the cell information of the first serving cell and the cell information of the second serving cell, and one service data may be divided into the first data block and the second data block, by the first base station and The second base station is separately delivered, which improves the data transmission efficiency of the communication system.
  • the first base station divides the service data according to the amount of data that can be processed by the second base station:
  • the first base station acquires information that is sent by the second base station by using an information channel, where the information includes a quantity of data that can be processed.
  • the second base station may be a base station whose distance from the first base station is less than a preset distance, or may be a base station whose network cross-covering coverage with the first base station is greater than a preset range, which is not limited herein.
  • the first base station determines, according to the amount of data that can be processed, the second data block, and determines, in the service data, part of the service data except the second data block as the first data block.
  • the service data size is 60,000 bits, consisting of 30 data packets, such as p1, p2, ..., p30, each packet size is 2000 bits, the number of bits that can handle data is 10000 bits, and the first base station can be from 30.
  • the service data of the 10000 bits is selected as the second data block, for example, p26, p27, ..., p30, and the first base station uses the remaining p1, p2, ..., p25 as the first data block.
  • the first base station sends the transmission sequence number of the first data block and the first data block to the user terminal, and sends the transmission sequence number of the second data block and the second data block to the second base station by using the information channel, so that The two base stations transmit the transmission sequence numbers of the second data block and the second data block to the user terminal.
  • Step 504 is similar to step 404 in the embodiment shown in FIG. 4, and details are not described herein again.
  • this embodiment provides another implementation of data transmission, which improves the flexibility of implementation.
  • the second base station sends information to the first base station by using an information channel.
  • the first base station sends the data block sent by the second base station to the second base station through the information channel, and the second base station can receive the transmission sequence number of the data block and the data block sent by the first base station.
  • the second base station sends the data sequence and the transmission sequence number of the data block to the user terminal.
  • the second base station After receiving the data block and the transmission sequence number of the data block, the second base station schedules the data block and the transmission sequence number of the data block to the idle channel resource and sends the data to the user terminal.
  • the second base station may obtain the data packet of the service data and the transmission sequence number of the data packet from the first base station, and schedule and deliver the data packet and the transmission sequence number to the user terminal, so that one service data can be A base station and a second base station are respectively delivered, which improves the data transmission efficiency of the communication system. rate.
  • the second base station before the second base station sends the information to the first base station by using the information channel, the second base station determines, according to the cell information of the second serving cell, the amount of data that can be processed.
  • the second serving cell has 10 idle channel resources, and can carry 20000 bits in one available time.
  • the second base station can determine to apply for 20000 bits of service data to the first base station. It can be understood that the size of the data that can be processed can be determined by the idle information resource, and can be adjusted according to the actual situation, which is not limited herein.
  • the first base station may also be similar to the network coverage area of the third base station, and the first base station distributes the service data by using the third base station, so that the first base station may distribute the service data through other base stations, and the specific data is distributed.
  • the implementation process is similar to the embodiment shown in FIG. 4 to FIG. 6 or the alternative embodiment, and details are not described herein again.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
  • a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present invention.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

Abstract

L'invention concerne un procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et des stations de base. L'invention vise à améliorer un débit de liaison descendante d'un système de communications et l'efficacité de traitement de service du système de communications. Le procédé décrit dans un mode de réalisation de la présente invention comprend les étapes suivantes : une première station de base acquiert des données de service d'après une demande de service envoyée par un terminal utilisateur ; la première station de base acquiert des informations envoyées par une seconde station de base via un canal d'information ; la première station de base divise les données de service en un premier bloc de données et un second bloc de données d'après les informations, des numéros de série de transmission du premier bloc de données et du second bloc de données obéissant à une même règle de numérotation, et des numéros de bandes de fréquence ou de canaux de fréquence utilisés par la première station de base et la seconde station de base pour envoyer les données de service étant différents ; et la première station de base envoie le premier bloc de données et le numéro de série de transmission du premier bloc de données au terminal utilisateur et envoie le second bloc de données et le numéro de série de transmission du second bloc de données à la seconde station de base via le canal d'information de sorte que la seconde station de base envoie le second bloc de données et le numéro de série de transmission du second bloc de données au terminal d'utilisateur.
PCT/CN2015/089522 2015-09-14 2015-09-14 Procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et stations de base WO2017045100A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201580082783.5A CN107950053A (zh) 2015-09-14 2015-09-14 一种基于多基站多载波的数据传输方法以及基站
PCT/CN2015/089522 WO2017045100A1 (fr) 2015-09-14 2015-09-14 Procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et stations de base

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PCT/CN2015/089522 WO2017045100A1 (fr) 2015-09-14 2015-09-14 Procédé de transmission de données basé sur une pluralité de stations de base et une pluralité de porteuses, et stations de base

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101998492A (zh) * 2009-08-31 2011-03-30 中国移动通信集团公司 基站间协作的上、下行传输方法和基站间协作的系统
CN102013952A (zh) * 2009-09-07 2011-04-13 夏普株式会社 信道状态信息获取方法、基站及用户设备
EP2416518A1 (fr) * 2010-08-02 2012-02-08 Alcatel Lucent Procédé de transmission de données dans un système de communication radio, premier nýud de réseau et deuxième nýud de réseau correspondants
CN102761904A (zh) * 2011-04-28 2012-10-31 中兴通讯股份有限公司 数据传输方法、设备及系统
CN102843730A (zh) * 2011-06-23 2012-12-26 中兴通讯股份有限公司 联合传输中数据传输的方法、网元侧及用户设备

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101998492A (zh) * 2009-08-31 2011-03-30 中国移动通信集团公司 基站间协作的上、下行传输方法和基站间协作的系统
CN102013952A (zh) * 2009-09-07 2011-04-13 夏普株式会社 信道状态信息获取方法、基站及用户设备
EP2416518A1 (fr) * 2010-08-02 2012-02-08 Alcatel Lucent Procédé de transmission de données dans un système de communication radio, premier nýud de réseau et deuxième nýud de réseau correspondants
CN102761904A (zh) * 2011-04-28 2012-10-31 中兴通讯股份有限公司 数据传输方法、设备及系统
CN102843730A (zh) * 2011-06-23 2012-12-26 中兴通讯股份有限公司 联合传输中数据传输的方法、网元侧及用户设备

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