CN102017441A - 无线接入网络的上行信号发送和信道估计方法和装置 - Google Patents

无线接入网络的上行信号发送和信道估计方法和装置 Download PDF

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Publication number
CN102017441A
CN102017441A CN200880128944XA CN200880128944A CN102017441A CN 102017441 A CN102017441 A CN 102017441A CN 200880128944X A CN200880128944X A CN 200880128944XA CN 200880128944 A CN200880128944 A CN 200880128944A CN 102017441 A CN102017441 A CN 102017441A
Authority
CN
China
Prior art keywords
network equipment
transmitting antennas
subcarrier
dispensing device
network
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN200880128944XA
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English (en)
Inventor
朱孝龙
宋扬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Shanghai Bell Co Ltd
Original Assignee
Alcatel Lucent Shanghai Bell Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alcatel Lucent Shanghai Bell Co Ltd filed Critical Alcatel Lucent Shanghai Bell Co Ltd
Publication of CN102017441A publication Critical patent/CN102017441A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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

Landscapes

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

Abstract

一种基于多载波的无线接入网络的网络设备中的新方法及装置，用于向接入设备侧发送上行数据，以及一种在上行对端设备中相应地用于信道估计的方法和装置，其中，多个网络设备包括一个或多个多天线网络设备，至少一个多天线网络设备经由多个配置的发射天线发送经子载波调制的多路调制符号，其中，至少两个发射天线所使用的子载波集合不同但共享一个导频图案，其中，每个网络设备所使用的导频图案均不同于其他任一网络设备所使用的导频图案。

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。
CN200880128944XA 2008-09-05 2008-09-05 无线接入网络的上行信号发送和信道估计方法和装置 Pending CN102017441A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2008/001580 WO2010025587A1 (zh) 2008-09-05 2008-09-05 无线接入网络的上行信号发送和信道估计方法和装置

Publications (1)

Publication Number Publication Date
CN102017441A true CN102017441A (zh) 2011-04-13

Family

ID=41796708

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200880128944XA Pending CN102017441A (zh) 2008-09-05 2008-09-05 无线接入网络的上行信号发送和信道估计方法和装置

Country Status (5)

Country Link
EP (1) EP2323275B1 (zh)
JP (1) JP5410529B2 (zh)
KR (1) KR101413504B1 (zh)
CN (1) CN102017441A (zh)
WO (1) WO2010025587A1 (zh)

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* Cited by examiner, † Cited by third party
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JP2015037220A (ja) * 2013-08-12 2015-02-23 三菱電機株式会社 移動端末
EP3142403A4 (en) * 2014-05-09 2017-05-03 Fujitsu Limited Wireless communication system, base station and terminal
US10594469B2 (en) 2015-07-16 2020-03-17 LGS Innovations LLC Secure radio methods and apparatus
CN113037916B (zh) * 2019-12-25 2022-04-22 深圳市万普拉斯科技有限公司 信息传输组合配置方法、装置和移动终端

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CN101019340A (zh) * 2004-08-03 2007-08-15 新加坡科技研究局 数字数据流的发送方法、发送器、接收方法及接收器
CN101027863A (zh) * 2004-09-27 2007-08-29 夏普株式会社 无线发送装置
US20070253324A1 (en) * 2001-10-17 2007-11-01 Nortel Networks Limited Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
CN101080934A (zh) * 2004-08-12 2007-11-28 美商内数位科技公司 Mimo－ofdm系统中副载波及天线选择方法及装置

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CA2214934C (en) * 1996-09-24 2001-10-30 At&T Corp. Method and apparatus for mobile data communication
KR100560386B1 (ko) * 2003-12-17 2006-03-13 한국전자통신연구원 무선 통신 시스템의 상향 링크에서 코히어런트 검출을위한 직교주파수 분할 다중 접속 방식의 송수신 장치 및그 방법
KR101053610B1 (ko) * 2004-06-25 2011-08-03 엘지전자 주식회사 Ｏｆｄｍ／ｏｆｄｍａ 시스템의 무선자원 할당 방법
US7570696B2 (en) * 2004-06-25 2009-08-04 Intel Corporation Multiple input multiple output multicarrier communication system and methods with quantized beamforming feedback
US8130857B2 (en) * 2006-01-20 2012-03-06 Qualcomm Incorporated Method and apparatus for pilot multiplexing in a wireless communication system
CN101039136B (zh) * 2006-03-15 2011-09-14 华为技术有限公司 基于空频编码的多天线发射分集方法及其系统
JP2009530992A (ja) * 2006-03-20 2009-08-27 クゥアルコム・インコーポレイテッド シグナリングチャネルを用いたアップリンクチャネル推定
KR20130038400A (ko) * 2006-04-28 2013-04-17 닛본 덴끼 가부시끼가이샤 파일럿 신호 송신 방법, 무선 통신 시스템, 그들에 이용되는 장치 및 프로그램

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070253324A1 (en) * 2001-10-17 2007-11-01 Nortel Networks Limited Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
CN101019340A (zh) * 2004-08-03 2007-08-15 新加坡科技研究局 数字数据流的发送方法、发送器、接收方法及接收器
CN101080934A (zh) * 2004-08-12 2007-11-28 美商内数位科技公司 Mimo－ofdm系统中副载波及天线选择方法及装置
CN101027863A (zh) * 2004-09-27 2007-08-29 夏普株式会社 无线发送装置

Also Published As

Publication number Publication date
JP2012502515A (ja) 2012-01-26
WO2010025587A1 (zh) 2010-03-11
KR20110059747A (ko) 2011-06-03
EP2323275B1 (en) 2015-12-02
JP5410529B2 (ja) 2014-02-05
KR101413504B1 (ko) 2014-07-01
EP2323275A1 (en) 2011-05-18
EP2323275A4 (en) 2013-08-21

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Application publication date: 20110413