CN111034063A - 通信方法、通信装置和系统 - Google Patents

通信方法、通信装置和系统 Download PDF

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Publication number
CN111034063A
CN111034063A CN201880051818.2A CN201880051818A CN111034063A CN 111034063 A CN111034063 A CN 111034063A CN 201880051818 A CN201880051818 A CN 201880051818A CN 111034063 A CN111034063 A CN 111034063A
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China
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matrix
precoding matrix
type
precoding
codebook
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CN201880051818.2A
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CN111034063B (zh
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黄逸
任海豹
李元杰
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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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode selection
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)

Abstract

本申请提供了一种通信方法、通信装置和系统，能够支持多种传输形式。该方法包括：发送PMI和RI，该PMI和该RI用于指示码本中的预编码矩阵，该预编码矩阵的秩大于1；其中，该码本包括第一类预编码矩阵、第二类预编码矩阵和第三类预编码矩阵中的至少两类，该第一类预编码矩阵中的任意一个矩阵的每个列向量仅包括一个非零元素，且任意两个列向量中的非零元素所在的行不同，该第二类预编码矩阵中的任意一个矩阵的至少一个列向量包括至少一个零元素和至少两个非零元素，该第三类预编码矩阵中的任意一个矩阵中的每一个元素均为非零元素，且该第三类预编码矩阵中的任意一个矩阵的任意两个列向量相互正交。

Description

PCT国内申请，说明书已公开。

Claims (78)

  1. PCT国内申请，权利要求书已公开。
CN201880051818.2A 2017-11-15 2018-11-09 通信方法、通信装置和系统 Active CN111034063B (zh)

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CN201711131566.8A CN109787668B (zh) 2017-11-15 2017-11-15 通信方法、通信装置和系统
CN2017111315668 2017-11-15
PCT/CN2018/114857 WO2019096071A1 (zh) 2017-11-15 2018-11-09 通信方法、通信装置和系统

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EP (1) EP3713104A4 (zh)
JP (1) JP7216088B2 (zh)
KR (1) KR102332980B1 (zh)
CN (2) CN109787668B (zh)
AU (1) AU2018369056B2 (zh)
BR (1) BR112020009497A2 (zh)
CA (1) CA3082725C (zh)
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CN113938169A (zh) * 2020-06-29 2022-01-14 华为技术有限公司 预编码矩阵确定方法及装置
CN114598366A (zh) * 2020-12-04 2022-06-07 华为技术有限公司 一种通信方法、装置、芯片、存储介质及程序产品
WO2022237711A1 (zh) * 2021-05-10 2022-11-17 维沃移动通信有限公司 预编码矩阵的指示方法、终端及网络侧设备

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CN109803253B (zh) * 2017-11-17 2020-06-23 维沃移动通信有限公司 一种信号传输方法、终端及网络设备
CN111670594A (zh) * 2018-02-16 2020-09-15 松下电器（美国）知识产权公司 发送机及发送方法
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CN112751598B (zh) * 2019-10-31 2022-11-11 华为技术有限公司 一种预编码矩阵的处理方法和通信装置
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WO2022077487A1 (zh) * 2020-10-16 2022-04-21 华为技术有限公司 信息发送方法、信息接收方法及相关设备
CN118140430A (zh) * 2021-10-28 2024-06-04 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备
EP4348857A4 (en) * 2022-03-03 2024-07-24 Zte Corp UPLINK TRANSMISSION PROCEDURE
CN118318404A (zh) * 2022-03-08 2024-07-09 Oppo广东移动通信有限公司 通信方法、装置、设备、存储介质、芯片、产品及程序
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WO2023184555A1 (en) * 2022-04-02 2023-10-05 Nec Corporation Methods, devices, and computer readable medium for communication
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CN113938169A (zh) * 2020-06-29 2022-01-14 华为技术有限公司 预编码矩阵确定方法及装置
CN113938169B (zh) * 2020-06-29 2023-09-22 华为技术有限公司 预编码矩阵确定方法及装置
CN114598366A (zh) * 2020-12-04 2022-06-07 华为技术有限公司 一种通信方法、装置、芯片、存储介质及程序产品
CN114598366B (zh) * 2020-12-04 2023-06-02 华为技术有限公司 一种通信方法、装置、芯片、存储介质及程序产品
WO2022237711A1 (zh) * 2021-05-10 2022-11-17 维沃移动通信有限公司 预编码矩阵的指示方法、终端及网络侧设备

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US20210266047A1 (en) 2021-08-26
EP3713104A4 (en) 2020-12-09
JP2021503239A (ja) 2021-02-04
KR102332980B1 (ko) 2021-12-01
KR20200087818A (ko) 2020-07-21
NZ765334A (en) 2022-03-25
CA3082725C (en) 2023-09-26
US20200274585A1 (en) 2020-08-27
AU2018369056B2 (en) 2021-10-21
CN109787668B (zh) 2023-10-20
US10958320B2 (en) 2021-03-23
CN111034063B (zh) 2021-12-21
CA3082725A1 (en) 2019-05-23
CN109787668A (zh) 2019-05-21
JP7216088B2 (ja) 2023-01-31
BR112020009497A2 (pt) 2020-11-03
WO2019096071A1 (zh) 2019-05-23
EP3713104A1 (en) 2020-09-23
US11251846B2 (en) 2022-02-15
AU2018369056A1 (en) 2020-07-02

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