CN102077641A - 一种信号发射以及信号接收的方法和装置 - Google Patents

一种信号发射以及信号接收的方法和装置 Download PDF

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Publication number
CN102077641A
CN102077641A CN2009801249165A CN200980124916A CN102077641A CN 102077641 A CN102077641 A CN 102077641A CN 2009801249165 A CN2009801249165 A CN 2009801249165A CN 200980124916 A CN200980124916 A CN 200980124916A CN 102077641 A CN102077641 A CN 102077641A
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China
Prior art keywords
precoding vector
group
vector group
user equipment
precoding
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Pending
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CN2009801249165A
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English (en)
Inventor
周明宇
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of CN102077641A publication Critical patent/CN102077641A/zh
Pending legal-status Critical Current

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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
    • H04B7/0413—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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03592—Adaptation methods
    • H04L2025/03745—Timing of adaptation
    • H04L2025/03764—Timing of adaptation only during predefined intervals
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • H04L2025/03808—Transmission of equaliser coefficients
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • 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
    • H04L25/0391—Spatial equalizers codebook-based design construction details of matrices
    • H04L25/03923—Spatial equalizers codebook-based design construction details of matrices according to the rank
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/18—Negotiating wireless communication parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network

Landscapes

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

Abstract

一种信号发射方法以及信号接收的方法。该信号发射的方法包括：确定预编码向量组，其中该预编码向量组包括N个预编码向量，N为大于1的整数；使用该预编码向量组中的各预编码向量发射信号。该信号接收的方法包括：接收用户设备使用预编码向量组中各预编码向量发射的信号，其中该预编码向量组包括N个预编码向量，N为大于1的整数；通过分析接收到的信号，获得调度所需参量。同时，还包括一种用户设备和网络设备。通过上述技术方案，可以使得网络侧可以通过接收用户设备发射的信号，获知调度所需的参量。

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。
CN2009801249165A 2009-05-31 2009-05-31 一种信号发射以及信号接收的方法和装置 Pending CN102077641A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/072051 WO2010139106A1 (zh) 2009-05-31 2009-05-31 一种信号发射以及信号接收的方法和装置

Publications (1)

Publication Number Publication Date
CN102077641A true CN102077641A (zh) 2011-05-25

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CN2009801249165A Pending CN102077641A (zh) 2009-05-31 2009-05-31 一种信号发射以及信号接收的方法和装置

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EP (1) EP2439978A4 (zh)
CN (1) CN102077641A (zh)
WO (1) WO2010139106A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3631997B1 (en) * 2017-05-30 2021-02-17 Telefonaktiebolaget LM Ericsson (publ) Technique for channel state acquisition

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101136718A (zh) * 2006-11-07 2008-03-05 中兴通讯股份有限公司 无线通信系统中多输入多输出的空间复用的预编码方法
CN101217304A (zh) * 2008-01-10 2008-07-09 北京邮电大学 一种多子信道的多输入多输出预编码处理方法
WO2009041069A1 (ja) * 2007-09-28 2009-04-02 Panasonic Corporation 基地局装置、移動局装置、通信システム、チャネル推定方法、送信アンテナ検出方法及びプログラム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8243850B2 (en) * 2006-10-24 2012-08-14 Samsung Electronics Co., Ltd. Method and system for generating reference signals in a wireless communication system
JP5026122B2 (ja) * 2007-03-20 2012-09-12 株式会社エヌ・ティ・ティ・ドコモ 移動通信システムにおける基地局装置及び方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101136718A (zh) * 2006-11-07 2008-03-05 中兴通讯股份有限公司 无线通信系统中多输入多输出的空间复用的预编码方法
WO2009041069A1 (ja) * 2007-09-28 2009-04-02 Panasonic Corporation 基地局装置、移動局装置、通信システム、チャネル推定方法、送信アンテナ検出方法及びプログラム
CN101217304A (zh) * 2008-01-10 2008-07-09 北京邮电大学 一种多子信道的多输入多输出预编码处理方法

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WO2010139106A1 (zh) 2010-12-09
EP2439978A4 (en) 2012-09-19
EP2439978A1 (en) 2012-04-11

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