CN109891767A - 一种确定预编码矩阵的方法、装置及系统 - Google Patents

一种确定预编码矩阵的方法、装置及系统 Download PDF

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Publication number
CN109891767A
CN109891767A CN201680090537.9A CN201680090537A CN109891767A CN 109891767 A CN109891767 A CN 109891767A CN 201680090537 A CN201680090537 A CN 201680090537A CN 109891767 A CN109891767 A CN 109891767A
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China
Prior art keywords
precoding matrix
precoding
indication
column
indicator
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Pending
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CN201680090537.9A
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English (en)
Inventor
吴强
张瑞齐
刘建琴
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN109891767A publication Critical patent/CN109891767A/zh
Pending legal-status Critical Current

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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

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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

本申请涉及移动通信领域，尤其涉及无线通信系统中的多天线技术。当终端设备在物理上行共享信道上反馈预编码矩阵指示时，其预编码矩阵指示对应的预编码矩阵集合既包含有两组双极化天线具有相同波束方向的预编码矩阵，又包含有两组双极化天线不同波束方向的预编码矩阵。当终端设备在物理上行控制信道上反馈预编码矩阵指示时，其预编码矩阵指示的对应预编码矩阵集合只包含有两组双极化天线具有相同波束方向的预编码矩阵。通过本申请提供的方案，可以达到性能与反馈开销之间的平衡。

Description

PCT国内申请，说明书已公开。

Claims (40)

  1. PCT国内申请，权利要求书已公开。
CN201680090537.9A 2016-11-26 2016-11-26 一种确定预编码矩阵的方法、装置及系统 Pending CN109891767A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/107374 WO2018094709A1 (zh) 2016-11-26 2016-11-26 一种确定预编码矩阵的方法、装置及系统

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CN109891767A true CN109891767A (zh) 2019-06-14

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CN (1) CN109891767A (zh)
WO (1) WO2018094709A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112260736A (zh) * 2020-10-09 2021-01-22 Oppo广东移动通信有限公司 一种确定方法、终端及计算机存储介质
WO2023011089A1 (zh) * 2021-08-06 2023-02-09 华为技术有限公司 预编码矩阵指示反馈方法及通信装置

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JP7422738B2 (ja) * 2018-08-10 2024-01-26 ソニーグループ株式会社 偏波情報共有のための方法
CN113949468B (zh) * 2020-07-17 2022-12-30 华为技术有限公司 发射通道的初相校正方法、基站及计算机存储介质

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Publication number Priority date Publication date Assignee Title
CN102355287A (zh) * 2011-06-30 2012-02-15 中兴通讯股份有限公司 一种预编码矩阵的确定方法以及装置
CN102687409A (zh) * 2009-12-28 2012-09-19 富士通株式会社 生成预编码矩阵码书的方法和装置
US20130258964A1 (en) * 2012-03-30 2013-10-03 Samsung Electronics Co., Ltd. Apparatus and method for channel-state-information pilot design for an advanced wireless network
WO2016076785A1 (en) * 2014-11-14 2016-05-19 Telefonaktiebolaget L M Ericsson (Publ) Feedback channel transmission and detection in multi antenna wireless communication systems

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CN102237975B (zh) * 2010-05-04 2013-10-02 华为技术有限公司 发送预编码矩阵索引及进行预编码的方法和装置
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CN101944985B (zh) * 2010-09-20 2015-03-25 中兴通讯股份有限公司 一种信道状态信息反馈方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102687409A (zh) * 2009-12-28 2012-09-19 富士通株式会社 生成预编码矩阵码书的方法和装置
CN102355287A (zh) * 2011-06-30 2012-02-15 中兴通讯股份有限公司 一种预编码矩阵的确定方法以及装置
US20130258964A1 (en) * 2012-03-30 2013-10-03 Samsung Electronics Co., Ltd. Apparatus and method for channel-state-information pilot design for an advanced wireless network
WO2016076785A1 (en) * 2014-11-14 2016-05-19 Telefonaktiebolaget L M Ericsson (Publ) Feedback channel transmission and detection in multi antenna wireless communication systems

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HUAWEI, HISILICON: ""R1-155077 Codebook design for 16 ports 2D antenna arrays"", 《3GPP》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112260736A (zh) * 2020-10-09 2021-01-22 Oppo广东移动通信有限公司 一种确定方法、终端及计算机存储介质
CN112260736B (zh) * 2020-10-09 2022-01-25 Oppo广东移动通信有限公司 一种确定方法、终端及计算机存储介质
WO2023011089A1 (zh) * 2021-08-06 2023-02-09 华为技术有限公司 预编码矩阵指示反馈方法及通信装置

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Application publication date: 20190614