KR100933599B1 - 파일럿 신호 송신을 위한 방법 및 장치 - Google Patents

파일럿 신호 송신을 위한 방법 및 장치 Download PDF

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Publication number
KR100933599B1
KR100933599B1 KR1020087006343A KR20087006343A KR100933599B1 KR 100933599 B1 KR100933599 B1 KR 100933599B1 KR 1020087006343 A KR1020087006343 A KR 1020087006343A KR 20087006343 A KR20087006343 A KR 20087006343A KR 100933599 B1 KR100933599 B1 KR 100933599B1
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South Korea
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pilot
sub
antennas
symbol period
group
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KR20080036151A (ko
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티모씨 에이. 토마스
케빈 엘. 바움
브라이언 케이. 클래슨
비제이 난기아
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모토로라 인코포레이티드
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Assigned to 모토로라 모빌리티 엘엘씨 reassignment 모토로라 모빌리티 엘엘씨 권리의 전부이전등록 Assignors: 모토로라 인코포레이티드
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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
    • 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
    • H04B7/0678—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 using different spreading codes between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • 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
    • 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

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
KR1020087006343A 2005-08-15 2006-06-29 파일럿 신호 송신을 위한 방법 및 장치 Active KR100933599B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US70823405P 2005-08-15 2005-08-15
US60/708,234 2005-08-15
US11/419,797 US8559295B2 (en) 2005-08-15 2006-05-23 Method and apparatus for pilot signal transmission
US11/419,797 2006-05-23
PCT/US2006/025583 WO2007021384A2 (en) 2005-08-15 2006-06-29 Method and apparatus for pilot signal transmission

Publications (2)

Publication Number Publication Date
KR20080036151A KR20080036151A (ko) 2008-04-24
KR100933599B1 true KR100933599B1 (ko) 2009-12-23

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KR1020087006343A Active KR100933599B1 (ko) 2005-08-15 2006-06-29 파일럿 신호 송신을 위한 방법 및 장치

Country Status (6)

Country Link
US (1) US8559295B2 (https=)
EP (1) EP1917738B1 (https=)
JP (1) JP4964239B2 (https=)
KR (1) KR100933599B1 (https=)
CN (1) CN101366200B (https=)
WO (1) WO2007021384A2 (https=)

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7894818B2 (en) * 2005-06-15 2011-02-22 Samsung Electronics Co., Ltd. Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network
WO2007043477A1 (ja) * 2005-10-07 2007-04-19 Matsushita Electric Industrial Co., Ltd. 無線通信基地局装置およびパイロット送信方法
US7706328B2 (en) 2006-01-04 2010-04-27 Qualcomm Incorporated Methods and apparatus for position location in a wireless network
US8483036B2 (en) 2006-02-24 2013-07-09 Lg Electronics Inc. Method of searching code sequence in mobile communication system
WO2007108392A1 (ja) * 2006-03-17 2007-09-27 Matsushita Electric Industrial Co., Ltd. 無線通信基地局装置およびパイロット配置方法
US9025680B2 (en) 2006-06-16 2015-05-05 Qualcomm Incorporated Encoding information in beacon signals
CN100456659C (zh) * 2006-08-09 2009-01-28 北京泰美世纪科技有限公司 发送控制信息指示接收机工作的方法
US8509323B2 (en) * 2006-08-22 2013-08-13 Motorola Mobility Llc Resource allocation including a DC sub-carrier in a wireless communication system
CN101529838B (zh) * 2006-10-19 2013-07-24 高通股份有限公司 无线通信系统中的信标编码
EP1919102A1 (en) * 2006-10-30 2008-05-07 Mitsubishi Electric Information Technology Centre Europe B.V. Method for transmission in a TDD system with a variable length guard period
JP2010517338A (ja) * 2007-01-19 2010-05-20 トムソン ライセンシング Ｏｆｄｍシステムにおける補間方法、チャネル推定方法及び装置
US8315660B2 (en) * 2007-02-14 2012-11-20 Qualcomm Incorporated User power offset estimation using dedicated pilot tones for OFDMA
WO2008103317A2 (en) * 2007-02-16 2008-08-28 Interdigital Technology Corporation Precoded pilot transmission for multi-user and single user mimo communications
US8913695B2 (en) * 2007-03-12 2014-12-16 Qualcomm Incorporated Hybrid pilot configuration
CN101136894B (zh) * 2007-03-23 2012-11-28 中兴通讯股份有限公司 可扩展的ofdm及ofdma带宽分配的方法和系统
US20090028100A1 (en) * 2007-07-25 2009-01-29 Qualcomm Incorporated Methods and apparatus for transmitter identification in a wireless network
GB2453147B (en) * 2007-09-27 2009-11-18 Toshiba Res Europ Ltd A wireless transmission device
US8798665B2 (en) * 2007-11-15 2014-08-05 Qualcomm Incorporated Beacon-based control channels
US9326253B2 (en) * 2007-11-15 2016-04-26 Qualcomm Incorporated Wireless communication channel blanking
US8761032B2 (en) * 2007-11-16 2014-06-24 Qualcomm Incorporated Random reuse based control channels
US8165064B2 (en) * 2008-01-28 2012-04-24 Qualcomm Incorporated Enhancements to the positioning pilot channel
US9009573B2 (en) * 2008-02-01 2015-04-14 Qualcomm Incorporated Method and apparatus for facilitating concatenated codes for beacon channels
US8626096B2 (en) * 2008-03-24 2014-01-07 Qualcomm Incorporated Methods and apparatus for combining signals from multiple diversity sources
US8675537B2 (en) * 2008-04-07 2014-03-18 Qualcomm Incorporated Method and apparatus for using MBSFN subframes to send unicast information
US9107239B2 (en) * 2008-04-07 2015-08-11 Qualcomm Incorporated Systems and methods to define control channels using reserved resource blocks
US8483161B2 (en) * 2008-04-30 2013-07-09 Lg Electronics Inc. System information transmission method and subframe structure
US20090274099A1 (en) * 2008-05-02 2009-11-05 Qualcomm Incorporated Methods and apparatus for communicating transmitter information in a communication network
CN101577968B (zh) * 2008-05-05 2011-08-03 华为技术有限公司 一种获取下行信道信息的方法、系统和装置
ES2666205T3 (es) 2008-07-22 2018-05-03 Lg Electronics Inc. Método para asignar un PHICH en un sistema que usa SU-MIMO con múltiples palabras de código en enlace ascendente
KR101208549B1 (ko) 2008-08-05 2012-12-05 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 기준 신호 송신 방법
EP2353249A1 (en) * 2008-10-20 2011-08-10 Nokia Siemens Networks Oy Sounding channel apparatus and method
WO2010048985A1 (en) * 2008-10-27 2010-05-06 Nokia Siemens Networks Oy Method for network co-ordination in a mobile communications system and apparatus thereof
GB2474794B (en) * 2008-11-27 2011-06-15 Ipwireless Inc Communication system, communication units, and method for employing a pilot transmission scheme
KR101619446B1 (ko) 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
CN101841506B (zh) * 2009-03-20 2013-05-15 富士通株式会社 多天线无线通信系统及其发送方法
CN101931443B (zh) * 2009-06-24 2014-07-16 中兴通讯股份有限公司 一种多天线传输方法及系统
WO2011102782A1 (en) 2010-02-16 2011-08-25 Telefonaktiebolaget L M Ericsson (Publ) Mimo layer specific reference signals based on codes and cyclic shifts
US20110250919A1 (en) 2010-04-13 2011-10-13 Qualcomm Incorporated Cqi estimation in a wireless communication network
KR101576347B1 (ko) * 2011-07-06 2015-12-09 후지쯔 가부시끼가이샤 기지국, 무선 단말기, 채널값 추정 방법, 파일럿 신호 송신 방법 및 무선 통신 시스템
GB2493702B (en) * 2011-08-11 2016-05-04 Sca Ipla Holdings Inc OFDM subcarrier allocations in wireless telecommunications systems
US8565181B2 (en) * 2012-02-06 2013-10-22 Neocific, Inc. Methods and apparatus for multi-carrier communications with efficient control signaling
EP2883323B1 (en) * 2012-08-09 2018-10-10 Telefonaktiebolaget LM Ericsson (publ) Reference signal mapping
CN102882813B (zh) * 2012-08-17 2015-04-15 东南大学 一种应用于正交频分复用系统的信道估计方法
CN105052187B (zh) * 2013-12-16 2020-03-20 华为技术有限公司 导频信号的传输方法、基站及用户设备
KR102363565B1 (ko) * 2014-02-25 2022-02-17 삼성전자 주식회사 다중입력 다중출력 방식을 사용하는 무선 통신 시스템에서 기준 신호 송수신 장치 및 방법과 그 시스템
US9270494B2 (en) * 2014-06-08 2016-02-23 Mediatek Singapore Pte. Ltd. Channel estimation method and associated device for estimating channel for OFDM system
SG11201700460SA (en) 2014-07-23 2017-02-27 Aviat Networks Inc Systems and methods for averaging in frequency domain equalization systems
US9673948B2 (en) * 2014-10-29 2017-06-06 Qualcomm Incorporated Hybrid pilot design for low latency communication
US10911281B2 (en) * 2015-10-20 2021-02-02 Huawei Technologies Co., Ltd. System and method for pilot signal transmission
KR102655272B1 (ko) 2015-12-09 2024-04-08 코히어 테크놀로지스, 아이엔씨. 복소 직교 함수를 이용하는 파일럿 패킹
WO2017147439A1 (en) * 2016-02-25 2017-08-31 Cohere Technologies Reference signal packing for wireless communications
CN108023693B (zh) * 2016-11-01 2020-12-18 上海科技大学 一种上行导频序列配置方法及基站

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US20030128678A1 (en) 2001-09-10 2003-07-10 Parvathanathan Subrahmanya Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system
US20040081073A1 (en) * 2002-10-25 2004-04-29 Walton J. Rodney Transmit diversity processing for a multi-antenna communication system
US20040085939A1 (en) 2002-10-25 2004-05-06 Wallace Mark S. Channel calibration for a time division duplexed communication system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3720141B2 (ja) * 1996-10-01 2005-11-24 松下電器産業株式会社 移動体通信方法およびその装置
US7248559B2 (en) * 2001-10-17 2007-07-24 Nortel Networks Limited Scattered pilot pattern and channel estimation method for MIMO-OFDM systems
US7020226B1 (en) * 2002-04-04 2006-03-28 Nortel Networks Limited I/Q distortion compensation for the reception of OFDM signals
JP3796188B2 (ja) * 2002-04-09 2006-07-12 パナソニック モバイルコミュニケーションズ株式会社 Ｏｆｄｍ通信方法およびｏｆｄｍ通信装置
EP1494381B1 (en) * 2002-04-09 2013-06-12 Panasonic Mobile Communications Co., Ltd. Ofdm communication method and ofdm communication device
JP2004080110A (ja) 2002-08-09 2004-03-11 Samsung Yokohama Research Institute Co Ltd 直交周波数分割多重通信システム、及び直交周波数分割多重無線機
KR100507519B1 (ko) 2002-12-13 2005-08-17 한국전자통신연구원 Ｏｆｄｍａ 기반 셀룰러 시스템의 하향링크를 위한 신호구성 방법 및 장치
CN1951050B (zh) * 2004-03-15 2013-10-30 苹果公司 用于具有四根发射天线的ofdm系统的导频设计
US7978649B2 (en) 2004-07-15 2011-07-12 Qualcomm, Incorporated Unified MIMO transmission and reception
JP4692973B2 (ja) * 2004-08-13 2011-06-01 エージェンシー フォー サイエンス， テクノロジー アンド リサーチ 送信機、複数のロングプリアンブルの生成方法、及び通信装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
US20030128678A1 (en) 2001-09-10 2003-07-10 Parvathanathan Subrahmanya Method and apparatus for performing frequency tracking based on diversity transmitted pilots in a CDMA communication system
US20040081073A1 (en) * 2002-10-25 2004-04-29 Walton J. Rodney Transmit diversity processing for a multi-antenna communication system
US20040085939A1 (en) 2002-10-25 2004-05-06 Wallace Mark S. Channel calibration for a time division duplexed communication system

Also Published As

Publication number Publication date
EP1917738A4 (en) 2012-12-12
CN101366200B (zh) 2012-07-04
EP1917738B1 (en) 2017-11-15
CN101366200A (zh) 2009-02-11
JP4964239B2 (ja) 2012-06-27
JP2009505566A (ja) 2009-02-05
EP1917738A2 (en) 2008-05-07
US8559295B2 (en) 2013-10-15
WO2007021384A2 (en) 2007-02-22
US20070036066A1 (en) 2007-02-15
WO2007021384A3 (en) 2007-06-14
KR20080036151A (ko) 2008-04-24

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