WO2017144027A1 - Dispositif et procédé d'établissement de coopération - Google Patents

Dispositif et procédé d'établissement de coopération Download PDF

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Publication number
WO2017144027A1
WO2017144027A1 PCT/CN2017/080557 CN2017080557W WO2017144027A1 WO 2017144027 A1 WO2017144027 A1 WO 2017144027A1 CN 2017080557 W CN2017080557 W CN 2017080557W WO 2017144027 A1 WO2017144027 A1 WO 2017144027A1
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WO
WIPO (PCT)
Prior art keywords
terminal
information
cooperative communication
base station
channel quality
Prior art date
Application number
PCT/CN2017/080557
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English (en)
Chinese (zh)
Inventor
何青春
黄河
谢峰
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中兴通讯股份有限公司
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Filing date
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Publication of WO2017144027A1 publication Critical patent/WO2017144027A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/02—Services making use of location information
    • H04W4/025—Services making use of location information using location based information parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1215—Wireless traffic scheduling for collaboration of different radio technologies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to, but is not limited to, communication technologies, and more particularly to a cooperative establishment method and apparatus.
  • the multi-user cooperative communication technology is a multi-user device (User) in a wireless communication system.
  • Equipment referred to as UE
  • UE cooperates to achieve the technology of improving the throughput of another UE.
  • the executor of the multi-user cooperative communication technology includes at least two UEs, namely, a Cooperate User Equipment (C-UE) and a Benefit User Equipment (B-UE).
  • C-UE Cooperate User Equipment
  • B-UE Benefit User Equipment
  • the user equipment at the cell edge can serve as a beneficial user equipment by transmitting a cooperation request message to the base station to achieve coverage with the base station.
  • a terminal within the range, that is, the cooperative user equipment establishes a connection, thereby performing wireless service relay between the base station and the base station through the cooperative device.
  • the base station sends a cooperative establishment indication to all the terminals in the coverage, so that all the terminals need to process the cooperative establishment indication while transmitting and receiving their own wireless services, so that the power consumption of all the terminals in the coverage of the base station is large.
  • This paper provides a cooperative establishment method and device, which can reduce the power consumption of terminals in the coverage of a base station.
  • An embodiment of the present invention provides a method for establishing a collaboration, including:
  • the base station acquires collaboration request information sent by the first terminal
  • the cooperation request information includes: location information and channel quality information, where the location information includes information about a location where the first terminal is located, and the channel quality information includes the first terminal and the Information on channel quality between base stations;
  • the cooperative communication establishment indication information is used to indicate that the second terminal and the first terminal perform cooperative establishment, and the indication information that the first terminal and the second terminal establish cooperation are established, and the second The terminal includes at least an ability to forward information between the first terminal and the base station.
  • the area range includes a sector where the first terminal is located, or a beam coverage area where the first terminal is located, or an area within a specified distance from the first terminal.
  • the base station after determining, by the base station, the area range in which the cooperative communication establishment indication information is sent, the base station further includes:
  • the base station And transmitting, by the base station, cooperative communication measurement indication information to all second terminals in the area according to the area range, where the cooperative communication measurement indication information is used to indicate that the second terminal measures the first channel quality and the second Channel quality, the first channel quality includes a channel quality between the second terminal and the first terminal, and the second channel quality includes a channel quality between the second terminal and the base station,
  • the cooperative communication measurement indication information includes at least identifier information of the first terminal, uplink reference signal configuration information of the first terminal, and a reason for establishing a cooperative communication;
  • the base station acquires cooperative communication measurement indication response information sent by the second terminal, where the cooperative communication measurement indication response information carries information about the first channel quality and the second channel quality;
  • the base station determines, according to the cooperative communication measurement indication response information, a second terminal used for establishing cooperation with the first terminal.
  • the cooperative communication measurement indication information is carried in a broadcast message or a terminal. In proprietary messages.
  • the base station sends, according to the area range, the cooperative communication measurement indication information to the second terminal in the area, including: the base station periodically or on demand according to the area range. Transmitting the broadcast message or terminal-specific message to a second terminal within the area.
  • the base station after the sending, by the base station, the cooperative communication establishment indication information to the second terminal in the area range, the base station further includes:
  • the base station And acquiring, by the base station, the cooperative communication establishment indication response information that is sent by the second terminal, where the cooperative communication establishment indication response information includes a message that the cooperation between the first terminal and the second terminal is completed;
  • the base station determines to stop sending the cooperative communication measurement indication information to the second terminal in the area according to the cooperative communication establishment indication response information.
  • An embodiment of the present invention further provides a collaboration establishing apparatus, including:
  • a determining module configured to determine, according to the collaboration request information, an area range in which the cooperative communication establishment indication information is sent;
  • the sending module is configured to send the cooperative communication establishment indication information to the second terminal in the area range according to the area range.
  • the cooperation request information includes: location information and channel quality information, where the location information includes information about a location where the first terminal is located, and the channel quality information includes the first terminal and the Information on channel quality between base stations;
  • the cooperative communication establishment indication information is used to indicate that the second terminal and the first terminal perform cooperative establishment, and the indication information that the first terminal and the second terminal establish cooperation are established, and the second The terminal includes at least an ability to forward information between the first terminal and the base station.
  • the area range includes a sector where the first terminal is located, or a beam coverage area where the first terminal is located, or an area within a specified distance from the first terminal.
  • the sending module is further configured to send cooperative communication measurement indication information to all second terminals in the area, where the cooperative communication measurement indication information is used to indicate that the second terminal measures the first Channel quality and second channel quality, the first channel quality including channel quality between the second terminal and the first terminal, the second channel quality including between the second terminal and the base station Channel quality, the cooperative communication measurement indication information includes at least identifier information of the first terminal, uplink reference signal configuration information of the first terminal, and a reason for establishing a cooperative communication;
  • the acquiring module is further configured to acquire cooperative communication measurement indication response information sent by the second terminal, where the cooperative communication measurement indication response information carries information about the first channel quality and the second channel quality;
  • the determining module is further configured to determine, according to the cooperative communication measurement indication response information, a second terminal used for establishing cooperation with the first terminal.
  • the cooperative communication measurement indication information is carried in a broadcast message or a terminal-specific message.
  • the sending module is configured to send the broadcast message or the terminal-specific message to the second terminal in the area range according to the area range, periodically or on demand triggering.
  • the acquiring module is further configured to acquire cooperative communication establishment indication response information sent by the second terminal, where the cooperative communication establishment indication response information includes the first terminal and the second terminal Complete the collaborative establishment of the message;
  • the determining module is further configured to determine to stop sending the cooperative communication measurement indication information to the second terminal in the area according to the cooperative communication establishment indication response information.
  • the embodiment of the invention further provides a computer readable storage medium storing computer executable instructions, which are implemented by the processor to implement the cooperative establishment method.
  • the embodiment of the present invention includes: in this embodiment, the base station acquires the collaboration request information sent by the first terminal, where the collaboration request information includes: location information and channel quality information, where the location information includes the location of the first terminal.
  • Information the channel quality information includes information about channel quality between the first terminal and the base station; and the base station determines, according to the collaboration request information, Determining a range of areas for transmitting the cooperative communication establishment indication information, the cooperative communication establishment indication information is used to indicate that the second terminal and the first terminal are cooperatively established, and the second terminal at least includes forwarding the first terminal and The capability of the information between the base stations; the base station sends the cooperative communication establishment indication information to the second terminal in the area according to the area range, where the cooperative communication establishment indication information includes the first terminal Instructing information established in cooperation with the second terminal.
  • the base station is configured to send the cooperation indication information to the second terminal in the area of the area, so that all the terminals in the coverage of the base station receive the cooperation indication information, thereby preventing all terminals in the coverage of the base station from transmitting and receiving their own wireless services, and also need to process Collaborative communication indicates information, which in turn saves power consumption of the terminal and reduces interference.
  • FIG. 1 is a schematic flowchart of an embodiment of a method for establishing a collaboration according to the present invention
  • FIG. 2 is a schematic flowchart of an embodiment of a method for establishing a collaboration according to the present invention
  • FIG. 3 is a schematic structural diagram of an embodiment of a cooperative establishment apparatus according to the present invention.
  • the cooperative establishment method provided by the embodiment of the present invention can be applied to when a terminal between a base station coverage area and a terminal establishes cooperation.
  • the cooperation establishing method provided in this embodiment may be performed by a cooperation establishing device, which may be integrated in a device of a base station or separately set, wherein the cooperation establishing device may be implemented in a software and/or hardware manner.
  • the cooperative establishment method and apparatus provided in this embodiment will be described in detail below.
  • FIG. 1 is a schematic flowchart of a method for establishing a collaboration according to an embodiment of the present invention.
  • an executor of the present embodiment may be a base station, and the method for establishing a collaboration provided by the embodiment of the present invention includes:
  • Step 101 The base station acquires collaboration request information sent by the first terminal.
  • the cooperation request information includes: location information and channel quality information, where the location information includes information about a location where the first terminal is located, and the channel quality information includes the first terminal and the Information on channel quality between base stations.
  • a first terminal at a cell edge is currently in a state of poor channel quality and low data throughput.
  • the lower version terminal that is, the first terminal is in a high version network, cannot fully utilize the high performance of the high version network.
  • Step 102 The base station determines, according to the collaboration request information, an area range in which the cooperative communication indication information is sent.
  • the cooperative communication indication information includes at least one of the following: cooperative communication establishment indication information, cooperative communication measurement indication information.
  • the cooperative communication establishment indication information is used to indicate that a cooperation between the second terminal and the first terminal is established, and the second terminal includes at least forwarding between the first terminal and the base station. The ability of information.
  • the base station generates cooperative communication establishment indication information according to channel quality information sent by the first terminal, combined with information such as a service load of the first terminal.
  • Step 103 The base station sends the cooperative communication establishment indication information to a second terminal in the area range according to the area range.
  • the cooperative communication establishment indication information includes indication information that is established by the first terminal and the second terminal.
  • the base station may be a wireless communication network that can support 4G/5G (The Fourth/Fifth Generation) signal processing and transceiving capability.
  • the base station and the first terminal use 4G/5G air interface communication, and the base station and the second terminal adopt 4G/5G air interface communication, wherein the second terminal has 4G/5G wireless air interface communication capability, and has cooperative communication capability, that is, the capability of forwarding the wireless service between the base station and the first terminal.
  • the second terminal is an ordinary handheld user terminal device, or an RRU supporting a wireless backhaul, that is, a backhaul RRU (Remote Radio Unit), or a relay.
  • the version of the second terminal is higher than or equal to the version of the first terminal, that is, the second version of the higher version is compatible with the first terminal of the lower version.
  • the base station acquires the cooperation request information sent by the first terminal; the base station determines, according to the cooperation request information, an area range in which the cooperative communication establishment indication information is sent; the base station according to the area range, to the The second terminal in the area transmits the cooperative communication establishment indication information.
  • the base station is configured to send the cooperation indication information to the second terminal in the area of the area, so that all the terminals in the coverage of the base station receive the cooperation indication information, thereby preventing all terminals in the coverage of the base station from transmitting and receiving their own wireless services, and also need to process Collaborative communication indicates information, which in turn saves power consumption of the terminal and reduces interference.
  • the area range includes a sector where the first terminal is located, or a beam coverage area where the first terminal is located, or an area within a specified distance from the first terminal.
  • FIG. 2 is a schematic flowchart of an embodiment of a method for establishing a collaboration according to the present invention. As shown in FIG. 2, the method for establishing a collaboration provided by the embodiment of the present invention includes:
  • Step 201 The base station acquires collaboration request information sent by the first terminal.
  • the cooperation request information includes: location information and channel quality information, where the location information includes information about a location where the first terminal is located, and the channel quality information includes the first terminal and the Information on channel quality between base stations.
  • Step 202 The base station determines, according to the collaboration request information, an area range in which the cooperative communication indication information is sent.
  • the cooperative communication indication information includes cooperative communication establishment indication information and/or cooperative communication measurement indication information.
  • the cooperative communication establishment indication information is used to indicate that a cooperation between the second terminal and the first terminal is established, and the second terminal includes at least forwarding between the first terminal and the base station. The ability of information.
  • Step 203 The base station sends the cooperative communication measurement indication information to each second terminal in the area range according to the area range.
  • the cooperative communication measurement indication information is used to indicate that the second terminal measures the first channel quality and the second channel quality, where the first channel quality includes the second terminal and the first terminal Channel quality between the second terminal and the base station, the cooperative communication measurement indication information includes at least identifier information of the first terminal, the first The uplink reference signal configuration information of the terminal and the reason for establishing cooperative communication.
  • the identification information of the first terminal may include a C-RNTI (Cell-Radio Network Temporary Identifier).
  • the cooperative communication measurement indication information may be carried in a broadcast message or a terminal-specific message.
  • the base station sends, according to the area range, the cooperative communication measurement indication information to all the second terminals in the area, including:
  • the base station sends the broadcast message to the second terminal in the area range periodically or on demand according to the area range.
  • Step 204 The second terminal measures the first channel quality and the second channel quality according to the cooperative communication measurement indication information sent by the base station.
  • Step 205 The base station acquires cooperative communication measurement indication response information sent by the second terminal.
  • the second terminal sends the cooperative communication measurement indication response information to the base station, where the second terminal determines that the first channel quality is greater than the first threshold, and the second channel quality is greater than the second threshold.
  • the information carries the first channel quality and the second channel quality.
  • the first threshold and the second threshold are configured by the base station.
  • Step 206 The base station determines, according to the cooperative communication measurement indication response information, a second terminal used for establishing cooperation with the first terminal.
  • Step 207 The base station sends the cooperative communication establishment indication information to the second terminal.
  • the base station ranges to the area according to the area range.
  • the method further includes:
  • the sending of the cooperative communication measurement indication information to the second terminal in the area is stopped.
  • the cooperative communication measurement indication information is sent periodically or on demand triggering.
  • FIG. 3 is a schematic structural diagram of an embodiment of a collaboration establishing apparatus according to the present invention.
  • the collaboration establishing apparatus provided by the embodiment of the present invention includes: an obtaining module 31, a determining module 32, and a sending module 33, where
  • the obtaining module 31 is configured to acquire the collaboration request information sent by the first terminal;
  • the determining module 32 is configured to determine, according to the collaboration request information, an area range in which the cooperative communication establishment indication information is sent;
  • the sending module 33 is configured to send the cooperative communication establishment indication information to the second terminal in the area range according to the area range.
  • the cooperation request information includes: location information and channel quality information, where the location information includes information about a location of the first terminal, and the channel quality information includes a channel between the first terminal and the base station. Quality information;
  • the cooperative communication establishment indication information is used to indicate that the second terminal and the first terminal perform cooperative establishment, and the indication information that the first terminal and the second terminal establish cooperation are established, and the second The terminal includes at least an ability to forward information between the first terminal and the base station.
  • the base station acquires the cooperation request information sent by the first terminal, where the cooperation request information includes: location information and channel quality information, where the location information includes information about a location of the first terminal, and the channel The quality information includes information about channel quality between the first terminal and the base station; the base station determines, according to the cooperation request information, an area range for transmitting cooperative communication establishment indication information, where the cooperative communication establishment indication information is used to indicate Cooperating with the first terminal, the second terminal at least includes the capability of forwarding information between the first terminal and the base station; and the base station according to the area range, The second terminal in the area transmits the cooperative communication establishment indication information.
  • the base station is configured to send the cooperative establishment indication information to the second terminal in the area, so that all the terminals in the coverage of the base station receive the cooperation establishment indication.
  • the information avoids all the terminals in the coverage of the base station while transmitting and receiving their own wireless services, and also needs to process the cooperative establishment indication, thereby saving the power consumption of the terminal.
  • the area range includes a sector where the first terminal is located, or a beam coverage area where the first terminal is located.
  • the sending module 33 is further configured to send cooperative communication measurement indication information to each second terminal in the range of the area, where the cooperative communication measurement indication information is used to indicate the second The terminal measures a first channel quality including a channel quality between the second terminal and the first terminal, and a second channel quality, where the second channel quality includes the second terminal and the The channel quality between the base stations, where the cooperative communication measurement indication information includes at least identifier information of the first terminal, uplink reference signal configuration information of the first terminal, and a reason for establishing a cooperative communication;
  • the acquiring module 31 is further configured to acquire cooperative communication measurement indication response information sent by each of the second terminals, where the cooperative communication measurement indication response information carries information about the first channel quality and the second channel quality. ;
  • the determining module 32 is further configured to determine, according to the cooperative communication measurement indication response information, a second terminal used for establishing cooperation with the first terminal. Based on the above embodiment, the cooperative communication measurement indication information is carried in a broadcast message.
  • the sending module 23 is configured to send the broadcast message to the second terminal in the area range periodically or on demand according to the area range.
  • the acquiring module 31 is further configured to acquire the cooperative communication establishment indication response information sent by the second terminal, where the cooperative communication establishment indication response information includes the first terminal and the first The communication between the two terminals is completed;
  • the determining module 32 is further configured to, according to the cooperative communication establishment indication response information, stop sending the cooperative communication measurement indication information to the second terminal in the area range.
  • the obtaining module 31 can be implemented by a radio frequency processing unit in the base station
  • the determining module 32 can be implemented by a baseband processing unit in the base station
  • the sending module 33 can be implemented by a radio frequency processing unit in the base station.
  • the embodiment of the invention further provides a computer readable storage medium storing computer executable instructions, which are implemented by the processor to implement the cooperative establishment method.
  • each module/unit in the above embodiment may be implemented in the form of hardware, for example, by implementing an integrated circuit to implement its corresponding function, or may be implemented in the form of a software function module, for example, executing a program stored in the memory by a processor. / instruction to achieve its corresponding function.
  • Embodiments of the invention are not limited to any specific form of combination of hardware and software.
  • the embodiment of the present invention implements that the base station sends the cooperation indication information to the second terminal in the area of the area, so that all the terminals in the coverage of the base station receive the cooperation indication information, thereby preventing all the terminals in the coverage of the base station from transmitting and receiving their own wireless services. At the same time, it is also necessary to process the cooperative communication indication information, thereby saving power consumption of the terminal and reducing interference.

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

Abstract

La présente invention concerne un procédé d'établissement de coopération et un dispositif. Le procédé comprend : une station de base qui obtient une information de demande de coopération envoyée au moyen d'un premier terminal ; la station de base, selon l'information de demande de coopération, détermine un domaine destiné à envoyer une information d'indication d'établissement de communication coopérative ; la station de base, selon le domaine, envoie l'information d'indication d'établissement de communication coopérative à un second terminal dans le domaine.
PCT/CN2017/080557 2016-02-25 2017-04-14 Dispositif et procédé d'établissement de coopération WO2017144027A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610105542.4 2016-02-25
CN201610105542.4A CN107124689B (zh) 2016-02-25 2016-02-25 一种协作建立方法及装置

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CN110730437B (zh) * 2018-07-17 2023-05-02 维沃移动通信有限公司 一种传输方法及相关设备
CN111357315B (zh) * 2020-02-05 2023-02-17 北京小米移动软件有限公司 一种通信方法及装置

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CN101364823A (zh) * 2008-07-17 2009-02-11 上海交通大学 协作通信中基于mcpa门限的功率分配方法
CN101399583A (zh) * 2008-11-07 2009-04-01 西安电子科技大学 蜂窝通信系统中的协作伙伴选择和预编码协作通信方法
CN101997582A (zh) * 2009-08-31 2011-03-30 华为技术有限公司 基于超帧的协作通信方法和设备
WO2015072493A1 (fr) * 2013-11-13 2015-05-21 日立マクセル株式会社 Récepteur de radiodiffusion et procédé d'affichage d'une vidéo d'émission radiodiffusée et d'une vidéo d'application sur un récepteur de radiodiffusion

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Publication number Priority date Publication date Assignee Title
CN101882979B (zh) * 2009-05-05 2014-04-30 中兴通讯股份有限公司 一种实现用户间协作的方法及系统
CN103188706A (zh) * 2011-12-29 2013-07-03 上海贝尔股份有限公司 一种用户终端之间进行协作传输的方法和装置

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Publication number Priority date Publication date Assignee Title
CN101364823A (zh) * 2008-07-17 2009-02-11 上海交通大学 协作通信中基于mcpa门限的功率分配方法
CN101399583A (zh) * 2008-11-07 2009-04-01 西安电子科技大学 蜂窝通信系统中的协作伙伴选择和预编码协作通信方法
CN101997582A (zh) * 2009-08-31 2011-03-30 华为技术有限公司 基于超帧的协作通信方法和设备
WO2015072493A1 (fr) * 2013-11-13 2015-05-21 日立マクセル株式会社 Récepteur de radiodiffusion et procédé d'affichage d'une vidéo d'émission radiodiffusée et d'une vidéo d'application sur un récepteur de radiodiffusion

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