CN104126277A - 波束选择的方法和基站 - Google Patents

波束选择的方法和基站 Download PDF

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Publication number
CN104126277A
CN104126277A CN201380000115.4A CN201380000115A CN104126277A CN 104126277 A CN104126277 A CN 104126277A CN 201380000115 A CN201380000115 A CN 201380000115A CN 104126277 A CN104126277 A CN 104126277A
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CN104126277B (zh
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姚红梅
罗霄军
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0897—Space-time diversity using beamforming per multi-path, e.g. to cope with different directions of arrival [DOA] at different multi-paths

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

Abstract

本发明实施例提供了波束选择的方法和基站。该方法包括：分别获取M个接收端口中每个接收端口的多径信息，多径信息用于指示每个接收端口对应的至少一条径；根据多径信息在基站的M个接收端口之间进行多径匹配，以确定i组匹配径；根据i组匹配径的上行信号，分别确定基站的N个发送端口上的等效信号；根据N个发送端口上的等效信号的能量，确定用于向用户设备发送信号的下行发射波束。本发明实施例中，通过根据接收端口之间的匹配径的上行信号确定发送端口上的等效信号，并根据发送端口上的等效信号的能量确定下行发射波束，从而能够实现采用AAS的系统中的下行发射波束的选择。

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。
CN201380000115.4A 2013-01-25 2013-01-25 波束选择的方法和基站 Active CN104126277B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/070994 WO2014113974A1 (zh) 2013-01-25 2013-01-25 波束选择的方法和基站

Publications (2)

Publication Number Publication Date
CN104126277A true CN104126277A (zh) 2014-10-29
CN104126277B CN104126277B (zh) 2017-12-15

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CN201380000115.4A Active CN104126277B (zh) 2013-01-25 2013-01-25 波束选择的方法和基站

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EP (1) EP2938008B1 (zh)
CN (1) CN104126277B (zh)
WO (1) WO2014113974A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107431937A (zh) * 2015-03-03 2017-12-01 瑞典爱立信有限公司 自适应天线系统的自适应扇区配置
CN109565900A (zh) * 2016-08-03 2019-04-02 株式会社Ntt都科摩 用户终端以及无线通信方法
CN109952721A (zh) * 2016-09-28 2019-06-28 Idac控股公司 用于新无线电初始同步和寻呼的方法和装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017166295A1 (en) * 2016-04-01 2017-10-05 Intel Corporation Communication device and method for determining information from another apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6584302B1 (en) * 1999-10-19 2003-06-24 Nokia Corporation Method and arrangement for forming a beam
US7062294B1 (en) * 2000-09-29 2006-06-13 Arraycomm, Llc. Downlink transmission in a wireless data communication system having a base station with a smart antenna system
US7340279B2 (en) * 2001-03-23 2008-03-04 Qualcomm Incorporated Wireless communications with an adaptive antenna array
CN1145384C (zh) * 2001-04-18 2004-04-07 华为技术有限公司 用于宽带无线通信系统的阵列发射方法
CN1241438C (zh) * 2001-07-11 2006-02-08 中兴通讯股份有限公司 一种非智能天线基站升级为智能天线基站的方法和装置
JP3956739B2 (ja) * 2002-03-27 2007-08-08 日本電気株式会社 マルチビームアンテナ送受信装置及び送受信方法並びに送信ビーム選択方法
EP1359684A1 (en) * 2002-04-30 2003-11-05 Motorola Energy Systems Inc. Wireless transmission using an adaptive transmit antenna array
TWI323576B (en) * 2002-05-13 2010-04-11 Interdigital Tech Corp Resource allocation to users in slotted code division multiple access systems using beams
CN1921324B (zh) * 2006-09-18 2010-08-11 北京北方烽火科技有限公司 码分多址通信系统的多径搜索方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107431937A (zh) * 2015-03-03 2017-12-01 瑞典爱立信有限公司 自适应天线系统的自适应扇区配置
CN107431937B (zh) * 2015-03-03 2021-02-12 瑞典爱立信有限公司 自适应天线系统的自适应扇区配置
CN109565900A (zh) * 2016-08-03 2019-04-02 株式会社Ntt都科摩 用户终端以及无线通信方法
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
CN109952721A (zh) * 2016-09-28 2019-06-28 Idac控股公司 用于新无线电初始同步和寻呼的方法和装置

Also Published As

Publication number Publication date
CN104126277B (zh) 2017-12-15
WO2014113974A1 (zh) 2014-07-31
EP2938008A4 (en) 2015-11-11
EP2938008A1 (en) 2015-10-28
EP2938008B1 (en) 2017-06-14

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