CN103563265A - 信号发送、接收方法、设备和信号收发*** - Google Patents

信号发送、接收方法、设备和信号收发*** Download PDF

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Publication number
CN103563265A
CN103563265A CN201180070912.0A CN201180070912A CN103563265A CN 103563265 A CN103563265 A CN 103563265A CN 201180070912 A CN201180070912 A CN 201180070912A CN 103563265 A CN103563265 A CN 103563265A
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downstream signal
wave beam
beam forming
weights
signal
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CN201180070912.0A
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CN103563265B (zh
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张劲林
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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

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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

本发明实施例提供一种信号发送、接收方法、设备和信号收发***。发送方法包括：对待发送的下行信号进行调制；根据调制后的下行信号确定波束形成权值；根据在上行信道上测量的信道响应，以及下行公共参考信号的权值，对所述波束形成权值进行修正；向终端发送调制后的下行信号，该调制后的下行信号采用修正后的波束形成权值进行波束形成。本发明实施例提供的信号发送、接收方法、设备和信号收发***，减小终端解调后的下行信号与实际下行信号之间的相位差。

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。
CN201180070912.0A 2011-12-23 2011-12-23 信号发送、接收方法、设备和信号收发*** Active CN103563265B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2011/084545 WO2013091242A1 (zh) 2011-12-23 2011-12-23 信号发送、接收方法、设备和信号收发***

Publications (2)

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CN103563265A true CN103563265A (zh) 2014-02-05
CN103563265B CN103563265B (zh) 2016-08-24

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CN (1) CN103563265B (zh)
WO (1) WO2013091242A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1394966A2 (en) * 2002-08-30 2004-03-03 Fujitsu Limited Radio communication apparatus with beam forming and diversity reception
CN101383651A (zh) * 2008-10-24 2009-03-11 西北工业大学 一种适用于宽带信号的近场时域波束形成方法
CN102082594A (zh) * 2009-11-30 2011-06-01 华为技术有限公司 波束形成方法、装置和发射***
CN102111203A (zh) * 2011-03-04 2011-06-29 西安交通大学 Td-lte***中基于时频域预处理的特征波束形成方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102273091A (zh) * 2008-11-03 2011-12-07 爱立信电话股份有限公司 发射参考信号并确定多天线发射的预编码矩阵的方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1394966A2 (en) * 2002-08-30 2004-03-03 Fujitsu Limited Radio communication apparatus with beam forming and diversity reception
CN101383651A (zh) * 2008-10-24 2009-03-11 西北工业大学 一种适用于宽带信号的近场时域波束形成方法
CN102082594A (zh) * 2009-11-30 2011-06-01 华为技术有限公司 波束形成方法、装置和发射***
CN102111203A (zh) * 2011-03-04 2011-06-29 西安交通大学 Td-lte***中基于时频域预处理的特征波束形成方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NTT DOCOMO ET AL.，: ""Adaptive Beamforming in E-UTRA"", 《3GPP TSG RAN WG1 MEETING #48 R1-070859》 *

Also Published As

Publication number Publication date
CN103563265B (zh) 2016-08-24
WO2013091242A1 (zh) 2013-06-27

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