CN103718487A - 信道质量指示的获取方法、用户设备、演进节点b和系统 - Google Patents

信道质量指示的获取方法、用户设备、演进节点b和系统 Download PDF

Info

Publication number
CN103718487A
CN103718487A CN201280035676.3A CN201280035676A CN103718487A CN 103718487 A CN103718487 A CN 103718487A CN 201280035676 A CN201280035676 A CN 201280035676A CN 103718487 A CN103718487 A CN 103718487A
Authority
CN
China
Prior art keywords
subband
cqi
user equipment
enb
channel quality
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN201280035676.3A
Other languages
English (en)
Other versions
CN103718487B (zh
Inventor
周永行
王建国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CN103718487A publication Critical patent/CN103718487A/zh
Application granted granted Critical
Publication of CN103718487B publication Critical patent/CN103718487B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0641—Differential feedback
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0031—Multiple signaling transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic

Landscapes

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

Abstract

本申请涉及一种信道质量指示的获取方法、用户设备、演进节点B和系统。所述方法包括：计算至少两个子带的子带信道质量指示CQI,其中，所述子带之间具有重叠的资源块；向演进节点B eNB发送所述子带CQI。在本申请信道质量指示的获取方法、用户设备、演进节点B和系统中，相邻子带之间具有重叠的资源块，同时利用不同的子带得到该资源块的信道质量，提高了各个子带特别是子带重叠区域的资源块的信道质量的反馈精度，由此提高了频率选择性调度的颗粒度，改进频率选择性调度和链路自适应，从而提高了系统的吞吐量。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201280035676.3A 2012-07-10 2012-07-10 信道质量指示的获取方法、用户设备、演进节点b和系统 Active CN103718487B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/078435 WO2014008633A1 (zh) 2012-07-10 2012-07-10 信道质量指示的获取方法、用户设备、演进节点b和系统

Publications (2)

Publication Number Publication Date
CN103718487A true CN103718487A (zh) 2014-04-09
CN103718487B CN103718487B (zh) 2018-04-10

Family

ID=49915310

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280035676.3A Active CN103718487B (zh) 2012-07-10 2012-07-10 信道质量指示的获取方法、用户设备、演进节点b和系统

Country Status (4)

Country Link
US (1) US9794818B2 (zh)
EP (1) EP2858284B1 (zh)
CN (1) CN103718487B (zh)
WO (1) WO2014008633A1 (zh)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015196980A1 (zh) * 2014-06-27 2015-12-30 电信科学技术研究院 一种频谱分配方法、装置和系统
CN108886434A (zh) * 2016-04-01 2018-11-23 高通股份有限公司 基于ue-rs的开环以及半开环mimo
CN109391312A (zh) * 2017-08-11 2019-02-26 华为技术有限公司 数据传输方法和装置
CN111277360A (zh) * 2019-01-11 2020-06-12 维沃移动通信有限公司 信道状态信息csi报告的传输方法、终端及网络设备
CN115004762A (zh) * 2020-02-12 2022-09-02 华为技术有限公司 一种信道测量方法和通信装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20140120002A (ko) * 2013-04-01 2014-10-13 삼성전자주식회사 채널 관련 정보 송수신 방법 및 장치
CN107466452B (zh) * 2015-04-08 2020-07-03 Lg 电子株式会社 报告信道状态的方法及其装置
CN107181514B (zh) * 2016-03-11 2020-09-15 电信科学技术研究院 一种csi反馈方法、预编码方法及装置
US11337234B2 (en) 2019-06-10 2022-05-17 At&T Intellectual Property I, L.P. Facilitating frequency selective scheduling in advanced networks

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101868925A (zh) * 2007-11-20 2010-10-20 三星电子株式会社 无线通信系统中报告信道质量指示的设备和方法
EP2315366A1 (en) * 2009-10-23 2011-04-27 Agence Spatiale Européenne Automatic identification system receiver and satellite payload comprising the same
CN102064908A (zh) * 2009-11-18 2011-05-18 中兴通讯股份有限公司 一种分类反馈全带宽上的子带信道质量信息的方法及终端
CN102263616A (zh) * 2011-08-15 2011-11-30 中兴通讯股份有限公司 指示控制信道的方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7746952B2 (en) * 2007-01-08 2010-06-29 Samsung Electronics, Co., Ltd. Apparatus for generating precoding codebook for MIMO system and method using the apparatus
US8699602B2 (en) * 2007-12-13 2014-04-15 Texas Instruments Incorporated Channel quality report processes, circuits and systems
EP3968661B1 (en) * 2007-08-14 2022-10-05 Panasonic Holdings Corporation Radio communication device and radio communication method
WO2009022970A1 (en) * 2007-08-15 2009-02-19 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for feeding back cqi values in a telecommunication system
US20090116570A1 (en) * 2007-11-02 2009-05-07 Interdigital Patent Holdings, Inc. Method and apparatus for generating channel quality indicator, precoding matrix indicator and rank information
US10135598B2 (en) * 2009-06-10 2018-11-20 Qualcomm Incorporated Joint parameter determination and separate cqi generation reporting for LTE-A multicarrier
KR101684969B1 (ko) * 2009-07-27 2016-12-09 엘지전자 주식회사 제어 정보를 전송하는 방법 및 이를 위한 장치
CN102045142A (zh) * 2009-10-22 2011-05-04 华为技术有限公司 一种间接信道信息反馈方法、接收方法、设备及系统
CN102291752A (zh) * 2010-06-21 2011-12-21 电信科学技术研究院 信道状态信息反馈的方法及设备
US8460166B2 (en) * 2010-10-01 2013-06-11 Elekta Ab (Publ) Radiotherapy planning and delivery
US20120088455A1 (en) * 2010-10-08 2012-04-12 Motorola Mobility, Inc. Inter-modulation distortion reduction in multi-mode wireless communication device
WO2013085150A1 (en) * 2011-12-09 2013-06-13 Lg Electronics Inc. Method and apparatus of reference signal dropping

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101868925A (zh) * 2007-11-20 2010-10-20 三星电子株式会社 无线通信系统中报告信道质量指示的设备和方法
EP2315366A1 (en) * 2009-10-23 2011-04-27 Agence Spatiale Européenne Automatic identification system receiver and satellite payload comprising the same
CN102064908A (zh) * 2009-11-18 2011-05-18 中兴通讯股份有限公司 一种分类反馈全带宽上的子带信道质量信息的方法及终端
CN102263616A (zh) * 2011-08-15 2011-11-30 中兴通讯股份有限公司 指示控制信道的方法及装置

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015196980A1 (zh) * 2014-06-27 2015-12-30 电信科学技术研究院 一种频谱分配方法、装置和系统
US10064185B2 (en) 2014-06-27 2018-08-28 China Academy Of Telecommunications Technology Frequency spectrum allocation method, device and system
CN108886434A (zh) * 2016-04-01 2018-11-23 高通股份有限公司 基于ue-rs的开环以及半开环mimo
US10868594B2 (en) 2016-04-01 2020-12-15 Qualcomm Incorporated UE-RS-based open-loop and semi-open-loop MIMO
CN108886434B (zh) * 2016-04-01 2022-03-25 高通股份有限公司 基于ue-rs的开环以及半开环mimo
US11336344B2 (en) 2016-04-01 2022-05-17 Qualcomm Incorporated UE-RS-based open-loop and semi-open-loop MIMO
CN109391312A (zh) * 2017-08-11 2019-02-26 华为技术有限公司 数据传输方法和装置
CN109391312B (zh) * 2017-08-11 2022-11-25 华为技术有限公司 数据传输方法和装置
CN111277360A (zh) * 2019-01-11 2020-06-12 维沃移动通信有限公司 信道状态信息csi报告的传输方法、终端及网络设备
CN111277360B (zh) * 2019-01-11 2023-02-21 维沃移动通信有限公司 信道状态信息csi报告的传输方法、终端及网络设备
CN115004762A (zh) * 2020-02-12 2022-09-02 华为技术有限公司 一种信道测量方法和通信装置

Also Published As

Publication number Publication date
WO2014008633A1 (zh) 2014-01-16
EP2858284A1 (en) 2015-04-08
US20150117249A1 (en) 2015-04-30
EP2858284A4 (en) 2015-07-29
CN103718487B (zh) 2018-04-10
EP2858284B1 (en) 2019-12-04
US9794818B2 (en) 2017-10-17

Similar Documents

Publication Publication Date Title
CN110073620B (zh) 用于复用信道状态信息的方法和装置
JP7337747B2 (ja) ユーザ装置、無線通信方法、基地局及びシステム
AU2013285681B2 (en) Method and apparatus for channel state information feedback reporting
CN103718487B (zh) 信道质量指示的获取方法、用户设备、演进节点b和系统
CN110098852B (zh) 用于协调多点传输的csi定义和反馈模式
US9398590B2 (en) Mobile terminal device and radio base station apparatus
US9301175B2 (en) Configuration of interference measurement resources for enhanced downlink measurements and MU-MIMO
US9461718B2 (en) Method for transmitting channel quality information, and apparatus for same
US10686501B2 (en) Precoding information signaling method and apparatus for uplink transmission in mobile communication system using a plurality of array antennas
JP5802219B2 (ja) 無線ネットワークにおいて送信モードを設定するための方法
CN101867447B (zh) 信道状态信息的反馈方法及终端
CN104885502A (zh) 在无线通信系统中测量干扰的方法及其设备
CN109863707A (zh) 数据传输方法、终端设备以及网络设备
CN103220069A (zh) 反馈信道状态信息的方法及设备
CN106209300B (zh) 一种控制信息发送方法和接收方法及发射机、接收机
CN112311513B (zh) 一种dmrs端口指示方法及装置
JP5878406B2 (ja) 無線通信システム、ユーザ端末、無線基地局装置及び無線通信方法
WO2019032642A1 (en) WIRELESS COMMUNICATION METHOD
CN104284361A (zh) 一种干扰测量方法、网络侧设备及终端侧设备
CN102480344A (zh) CoMP模式下信道信息反馈的方法和系统
US20140016536A1 (en) Enhancing coordinated multi-point processing transmission through resource element muting
US20130279620A1 (en) Methods of transmitting coordinate multiple point data based on ortogonal covering codes
KR102080598B1 (ko) 단말 간 직접 통신 방법 및 장치
CN111970036A (zh) 一种通信方法及通信装置
KR20130125058A (ko) 채널 정보 피드백 방법 및 장치

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant