WO2013174351A3 - 波束成形方法及装置 - Google Patents

波束成形方法及装置 Download PDF

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Publication number
WO2013174351A3
WO2013174351A3 PCT/CN2013/080464 CN2013080464W WO2013174351A3 WO 2013174351 A3 WO2013174351 A3 WO 2013174351A3 CN 2013080464 W CN2013080464 W CN 2013080464W WO 2013174351 A3 WO2013174351 A3 WO 2013174351A3
Authority
WO
WIPO (PCT)
Prior art keywords
base station
terminal
beam forming
various
channels
Prior art date
Application number
PCT/CN2013/080464
Other languages
English (en)
French (fr)
Other versions
WO2013174351A2 (zh
Inventor
陈侃浩
Original Assignee
中兴通讯股份有限公司
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 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Priority to EP13794709.9A priority Critical patent/EP2892191A4/en
Priority to US14/422,459 priority patent/US20150237617A1/en
Publication of WO2013174351A2 publication Critical patent/WO2013174351A2/zh
Publication of WO2013174351A3 publication Critical patent/WO2013174351A3/zh

Links

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
    • 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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]

Landscapes

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

Abstract

本发明公开了一种波束成形方法及装置，该方法包括：基站接收到来自终端的上行反馈信号，并根据上行反馈信号恢复基站的各个发射天线到终端的信道参数；基站根据各个发射天线到终端的信道参数调整待发射数据信号的发射相位，形成特定指向的波束。通过本发明，基站根据终端反馈的信道参数对待发射数据信号的发射相位进行精确调整，可以实现精确的波束成形定位，并且可以简化甚至省略设备内部及天馈工程的实时相位校准，对各种天线模式都可以达到较高的波束成形增益，有助于实现LTE的多层多用户工作模式。
PCT/CN2013/080464 2012-08-28 2013-07-31 波束成形方法及装置 WO2013174351A2 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP13794709.9A EP2892191A4 (en) 2012-08-28 2013-07-31 BEAM FORMING METHOD AND DEVICE
US14/422,459 US20150237617A1 (en) 2012-08-28 2013-07-31 Beam Forming Method and Device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210310016.3A CN103634037B (zh) 2012-08-28 2012-08-28 波束成形方法及装置
CN201210310016.3 2012-08-28

Publications (2)

Publication Number Publication Date
WO2013174351A2 WO2013174351A2 (zh) 2013-11-28
WO2013174351A3 true WO2013174351A3 (zh) 2014-01-16

Family

ID=49624428

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2013/080464 WO2013174351A2 (zh) 2012-08-28 2013-07-31 波束成形方法及装置

Country Status (4)

Country Link
US (1) US20150237617A1 (zh)
EP (1) EP2892191A4 (zh)
CN (1) CN103634037B (zh)
WO (1) WO2013174351A2 (zh)

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US9331767B1 (en) * 2015-02-09 2016-05-03 Nokia Solutions And Networks Oy Translation of basis functions for feedback in a wireless network
CN105099636B (zh) * 2014-05-16 2018-07-03 电信科学技术研究院 一种导频信号发送方法、信道信息反馈方法及设备
CN105245265B (zh) * 2014-06-20 2021-01-01 中兴通讯股份有限公司 3d波束下的用户服务模式选择方法、导频信息发送及装置
WO2016065644A1 (zh) * 2014-10-31 2016-05-06 华为技术有限公司 一种波束调整的方法、用户设备和基站
CN106470096B (zh) * 2015-08-14 2021-03-23 索尼公司 用于无线通信的基站侧和用户设备侧的装置及方法
CN109429549A (zh) * 2016-07-07 2019-03-05 华为技术有限公司 发射权值选择方法及基站
CN109565900B (zh) * 2016-08-03 2022-11-08 株式会社Ntt都科摩 用户终端以及无线通信方法
CN107743058B (zh) * 2016-08-11 2022-03-01 中兴通讯股份有限公司 导频配置和信息反馈方法、装置及系统
US10404343B2 (en) * 2016-09-29 2019-09-03 Qualcomm Incoporated Use of downlink beam tracking results in reference symbol sessions
CN108288991B (zh) 2017-01-09 2023-05-09 中兴通讯股份有限公司 波束信息、配置信息的反馈方法及装置
CN116566454A (zh) * 2017-01-09 2023-08-08 中兴通讯股份有限公司 波束信息、配置信息的反馈方法及装置
US11388730B2 (en) * 2017-03-24 2022-07-12 Apple Inc. Beam recovery frame structure and recovery request for communication systems
CN108633025B (zh) * 2017-03-24 2021-07-09 北京紫光展锐通信技术有限公司 一种波束恢复方法及装置
CN108633043B (zh) * 2017-03-24 2021-06-29 中兴通讯股份有限公司 波束恢复的处理方法及装置
CN110771078B (zh) 2017-04-03 2022-04-15 美国国家仪器有限公司 测量基于ptrs端口选择的无线通信系统
US10616896B2 (en) 2017-05-05 2020-04-07 National Instruments Corporation Wireless communication system that performs beam management using nested reference signals
US10951300B2 (en) 2017-08-11 2021-03-16 National Instruments Corporation Radio frequency beam management and recovery
CN108418611B (zh) * 2018-03-08 2019-11-08 成都坤恒顺维科技股份有限公司 一种大规模多输入输出无线信道仿真仪
CN110456167B (zh) * 2018-05-08 2022-02-01 西安光启尖端技术研究院 一种测量阵列天线的波束合成方法和装置
CN116456462A (zh) * 2018-05-28 2023-07-18 华为技术有限公司 一种资源配置的方法、装置及系统
WO2020118636A1 (en) 2018-12-13 2020-06-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and base station for multi-user multiple input multiple output
CN111953393B (zh) * 2020-08-20 2022-03-11 成都大学 大规模mimo混合预编码器及匹配方法
CN114628897B (zh) * 2022-03-11 2023-07-25 中国电子科技集团公司第二十九研究所 一种俯仰面波束上翘的高增益全向天线及实现方法

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CN101686469A (zh) * 2008-09-25 2010-03-31 中兴通讯股份有限公司 一种实现下行数据波束赋形的方法及其系统

Also Published As

Publication number Publication date
WO2013174351A2 (zh) 2013-11-28
CN103634037B (zh) 2020-01-14
EP2892191A4 (en) 2015-08-19
CN103634037A (zh) 2014-03-12
US20150237617A1 (en) 2015-08-20
EP2892191A2 (en) 2015-07-08

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