CN109644032A - 传输信号的方法和基站 - Google Patents

传输信号的方法和基站 Download PDF

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Publication number
CN109644032A
CN109644032A CN201680088955.4A CN201680088955A CN109644032A CN 109644032 A CN109644032 A CN 109644032A CN 201680088955 A CN201680088955 A CN 201680088955A CN 109644032 A CN109644032 A CN 109644032A
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China
Prior art keywords
signal
processing
baseband signal
signals
base station
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CN201680088955.4A
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English (en)
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CN109644032B (zh
Inventor
陈帅
陈卫
朱孝龙
吴俣
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN109644032A publication Critical patent/CN109644032A/zh
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Classifications

    • 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
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping into account
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal

Landscapes

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

Abstract

本发明实施例提供了一种传输信号的方法和装置。该方法包括基站利用VAM矩阵对第一路基带信号、第二路基带信号、第三路基带信号和第四路基带信号进行处理得到四路处理信号，对四路处理信号进行预编码处理得到四路编码信号，并通过四个射频端口向终端设备发送四路编码信号，四个射频端口与四路编码信号一一对应，第一路处理信号和第三路处理信号相同，第二路处理信号和第四路处理信号相同，第一路处理信号为对第一路基带信号和第三路基带信号进行叠加得到，第二路处理信号为对第二路基带信号和第四路基带信号进行叠加得到。本发明实施例可以在射频通道传输信号的功率不超标时，能够提高多天线技术中导频覆盖能力。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201680088955.4A 2016-09-19 2016-09-19 传输信号的方法和基站 Active CN109644032B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/099307 WO2018049673A1 (zh) 2016-09-19 2016-09-19 传输信号的方法和基站

Publications (2)

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CN109644032A true CN109644032A (zh) 2019-04-16
CN109644032B CN109644032B (zh) 2021-02-05

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US (1) US10897289B2 (zh)
EP (1) EP3506523A4 (zh)
JP (1) JP6808026B2 (zh)
KR (1) KR102232041B1 (zh)
CN (1) CN109644032B (zh)
WO (1) WO2018049673A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101854712A (zh) * 2010-06-18 2010-10-06 华为技术有限公司 天线间功率平衡方法及装置、基站
CN103391128A (zh) * 2012-05-07 2013-11-13 华为技术有限公司 一种虚拟天线映射方法及装置
CN103718475A (zh) * 2013-09-18 2014-04-09 华为技术有限公司 多入多出信号处理方法、装置和基站
CN104170478A (zh) * 2013-03-20 2014-11-26 华为技术有限公司 混合组网中数据的发送方法、装置和***

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8780771B2 (en) * 2007-02-06 2014-07-15 Qualcomm Incorporated Cyclic delay diversity and precoding for wireless communication
KR20100099038A (ko) * 2009-03-02 2010-09-10 엘지전자 주식회사 4 안테나 시스템에서 상향링크 프리코딩 수행 방법
US10218481B2 (en) * 2009-04-22 2019-02-26 Lg Electronics Inc. Apparatus and method for transmitting a reference signal in a wireless communication system
EP2469731B1 (en) * 2010-10-04 2017-12-27 Vodafone España, S.A.U. Method and system for enhanced transmission in mobile communication networks
CN103891152B (zh) * 2011-08-19 2016-04-27 昆特尔科技有限公司 用于提供垂直平面空间波束成形的方法和装置
TWI617148B (zh) * 2012-09-28 2018-03-01 內數位專利控股公司 用於報告回饋的無線發射／接收單元及方法
US9608707B2 (en) * 2014-05-07 2017-03-28 Qualcomm Incorporated Hybrid virtual antenna mapping for multiple-input multiple-output system
US9806778B2 (en) * 2014-11-11 2017-10-31 Electronics And Telecommunications Research Institute Method and apparatus for mapping virtual antenna to physical antenna

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101854712A (zh) * 2010-06-18 2010-10-06 华为技术有限公司 天线间功率平衡方法及装置、基站
CN103391128A (zh) * 2012-05-07 2013-11-13 华为技术有限公司 一种虚拟天线映射方法及装置
CN104170478A (zh) * 2013-03-20 2014-11-26 华为技术有限公司 混合组网中数据的发送方法、装置和***
CN103718475A (zh) * 2013-09-18 2014-04-09 华为技术有限公司 多入多出信号处理方法、装置和基站

Also Published As

Publication number Publication date
CN109644032B (zh) 2021-02-05
EP3506523A1 (en) 2019-07-03
US10897289B2 (en) 2021-01-19
WO2018049673A1 (zh) 2018-03-22
US20190215042A1 (en) 2019-07-11
JP6808026B2 (ja) 2021-01-06
JP2019530340A (ja) 2019-10-17
KR20190053896A (ko) 2019-05-20
KR102232041B1 (ko) 2021-03-24
EP3506523A4 (en) 2019-08-07

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