CN101990750B - 使用导频子载波分配的具有多个发射天线的无线通信系统 - Google Patents

使用导频子载波分配的具有多个发射天线的无线通信系统 Download PDF

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Publication number
CN101990750B
CN101990750B CN200980112573.0A CN200980112573A CN101990750B CN 101990750 B CN101990750 B CN 101990750B CN 200980112573 A CN200980112573 A CN 200980112573A CN 101990750 B CN101990750 B CN 101990750B
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CN
China
Prior art keywords
pilot symbols
ofdma
symbols
pilot
subcarriers
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.)
Expired - Fee Related
Application number
CN200980112573.0A
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English (en)
Chinese (zh)
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CN101990750A (zh
Inventor
崔镇洙
郭真三
任彬哲
李旭峰
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.)
LG Electronics Inc
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LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Priority to CN201310689326.5A priority Critical patent/CN103763079B/zh
Publication of CN101990750A publication Critical patent/CN101990750A/zh
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Publication of CN101990750B publication Critical patent/CN101990750B/zh
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    • 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
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • 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
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN200980112573.0A 2008-07-22 2009-04-17 使用导频子载波分配的具有多个发射天线的无线通信系统 Expired - Fee Related CN101990750B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310689326.5A CN103763079B (zh) 2008-07-22 2009-04-17 使用导频子载波分配的具有多个发射天线的无线通信系统

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US8282008P 2008-07-22 2008-07-22
US61/082,820 2008-07-22
US8956508P 2008-08-18 2008-08-18
US61/089,565 2008-08-18
US9921108P 2008-09-23 2008-09-23
US61/099,211 2008-09-23
KR1020090009390A KR101498059B1 (ko) 2008-07-22 2009-02-05 파일롯 서브캐리어 할당을 사용하는 복수개의 송신 안테나를 갖는 무선 통신 시스템
KR10-2009-0009390 2009-02-05
PCT/KR2009/002022 WO2010011018A1 (en) 2008-07-22 2009-04-17 Wireless communication system with multiple transmission antennas using pilot subcarrier allocation

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN201310689326.5A Division CN103763079B (zh) 2008-07-22 2009-04-17 使用导频子载波分配的具有多个发射天线的无线通信系统

Publications (2)

Publication Number Publication Date
CN101990750A CN101990750A (zh) 2011-03-23
CN101990750B true CN101990750B (zh) 2014-01-15

Family

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CN200980112573.0A Expired - Fee Related CN101990750B (zh) 2008-07-22 2009-04-17 使用导频子载波分配的具有多个发射天线的无线通信系统
CN201310689326.5A Expired - Fee Related CN103763079B (zh) 2008-07-22 2009-04-17 使用导频子载波分配的具有多个发射天线的无线通信系统

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Country Status (6)

Country Link
US (2) US8139665B2 (enExample)
EP (1) EP2301214B1 (enExample)
JP (1) JP5280463B2 (enExample)
KR (1) KR101498059B1 (enExample)
CN (2) CN101990750B (enExample)
WO (1) WO2010011018A1 (enExample)

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CN100563232C (zh) * 2007-06-25 2009-11-25 北京创毅视讯科技有限公司 一种多载波系统的离散导频信号发送方法
KR101443630B1 (ko) * 2007-11-09 2014-09-23 엘지전자 주식회사 기본 신호 할당 단위 설정 방법 및 이를 이용한 신호 전송방법
KR101498060B1 (ko) * 2008-02-19 2015-03-03 엘지전자 주식회사 Ｏｆｄｍ(ａ) 시스템에서의 상향링크 전송 방법
US8711672B2 (en) * 2008-12-30 2014-04-29 Acer Incorporated Wireless communication system using pilot allocation, method and pilot pattern thereof
US7974178B2 (en) * 2009-03-31 2011-07-05 Intel Corporation Pilot method for 802.16m
JPWO2012153659A1 (ja) * 2011-05-10 2014-07-31 Ｎｅｃカシオモバイルコミュニケーションズ株式会社 受信装置および受信方法、並びにコンピュータプログラム
US10333662B2 (en) * 2016-03-08 2019-06-25 Avago Technologies International Sales Pte. Limited Multiple user (MU) short feedback response in wireless communications
JP7029451B2 (ja) 2016-11-16 2022-03-03 オッポ広東移動通信有限公司 アップリンク信号の伝送方法及び装置
EP3553962B1 (en) * 2016-12-23 2021-07-28 Huawei Technologies Co., Ltd. Signal transmission method and base station
CN110226304B (zh) * 2017-01-31 2021-11-30 Lg 电子株式会社 下一代无线通信系统中执行子带单元下行链路调度的方法及其装置
CN112134676B (zh) * 2020-09-28 2025-11-04 中兴通讯股份有限公司 参考信号传输方法、装置、通信节点及存储介质
CN113839899B (zh) * 2021-10-28 2022-08-02 中国电子科技集团公司第五十四研究所 一种mimo-ofdm系统的信道估计方法

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US20070104283A1 (en) * 2005-10-31 2007-05-10 Jin-Kyu Han Apparatus and method for transmitting/receiving data in a multi-antenna communication system
CN1973459A (zh) * 2004-06-25 2007-05-30 Lg电子株式会社 在正交频分复用系统中无线资源的分配

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US7184713B2 (en) 2002-06-20 2007-02-27 Qualcomm, Incorporated Rate control for multi-channel communication systems
KR101053610B1 (ko) * 2004-06-25 2011-08-03 엘지전자 주식회사 Ｏｆｄｍ／ｏｆｄｍａ 시스템의 무선자원 할당 방법
WO2006004355A1 (en) 2004-07-01 2006-01-12 Samsung Electronics Co., Ltd. System and method for transmitting uplink control information in an ofdma communication system
KR101542378B1 (ko) * 2007-09-10 2015-08-07 엘지전자 주식회사 다중 안테나 시스템에서의 파일럿 부반송파 할당 방법
US8537790B2 (en) * 2008-03-10 2013-09-17 Motorola Mobility Llc Hierarchical pilot structure in wireless communication systems
US20110026482A1 (en) * 2008-03-27 2011-02-03 Postdata Co., Ltd. Method and apparatus for pilot signal transmission
US20090257342A1 (en) * 2008-04-10 2009-10-15 Media Tek Inc. Resource block based pilot pattern design for 1/2 - stream mimo ofdma systems
US8724717B2 (en) * 2008-04-10 2014-05-13 Mediatek Inc. Pilot pattern design for high-rank MIMO OFDMA systems
KR101603649B1 (ko) * 2008-04-21 2016-03-15 엘지전자 주식회사 레거시 시스템을 지원하기 위한 자원 할당을 위한 다중화 구조를 설계하는 방법
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CN1973459A (zh) * 2004-06-25 2007-05-30 Lg电子株式会社 在正交频分复用系统中无线资源的分配
US20070104283A1 (en) * 2005-10-31 2007-05-10 Jin-Kyu Han Apparatus and method for transmitting/receiving data in a multi-antenna communication system

Also Published As

Publication number Publication date
CN101990750A (zh) 2011-03-23
CN103763079A (zh) 2014-04-30
CN103763079B (zh) 2017-04-26
JP5280463B2 (ja) 2013-09-04
US8340201B2 (en) 2012-12-25
JP2011517516A (ja) 2011-06-09
EP2301214A4 (en) 2015-12-02
WO2010011018A1 (en) 2010-01-28
US8139665B2 (en) 2012-03-20
KR20100010463A (ko) 2010-02-01
EP2301214B1 (en) 2018-01-03
US20100020890A1 (en) 2010-01-28
KR101498059B1 (ko) 2015-03-03
US20120106487A1 (en) 2012-05-03
EP2301214A1 (en) 2011-03-30

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