JP4421030B2 - Ｗｃｄｍａ用の空間時間ブロック符号化送信アンテナ・ダイバシティ処理回路 - Google Patents

Ｗｃｄｍａ用の空間時間ブロック符号化送信アンテナ・ダイバシティ処理回路 Download PDF

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Publication number
JP4421030B2
JP4421030B2 JP28735899A JP28735899A JP4421030B2 JP 4421030 B2 JP4421030 B2 JP 4421030B2 JP 28735899 A JP28735899 A JP 28735899A JP 28735899 A JP28735899 A JP 28735899A JP 4421030 B2 JP4421030 B2 JP 4421030B2
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symbol
circuit
signal
signals
conjugate
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JP2000138623A5 (enExample
JP2000138623A (ja
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ジー．ダバク アナンド
ネジ ロヒト
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テキサス インスツルメンツ インコーポレイテツド
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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
    • H04B7/0667—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 delayed versions of same signal
    • H04B7/0669—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 delayed versions of same signal using different channel coding between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0065—Serial concatenated codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0631—Receiver arrangements

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
JP28735899A 1998-10-07 1999-10-07 Ｗｃｄｍａ用の空間時間ブロック符号化送信アンテナ・ダイバシティ処理回路 Expired - Lifetime JP4421030B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10344398P 1998-10-07 1998-10-07
US103443 1998-12-03
US09/205,029 US6643338B1 (en) 1998-10-07 1998-12-03 Space time block coded transmit antenna diversity for WCDMA
US205029 1998-12-03

Publications (3)

Publication Number Publication Date
JP2000138623A JP2000138623A (ja) 2000-05-16
JP2000138623A5 JP2000138623A5 (enExample) 2006-12-07
JP4421030B2 true JP4421030B2 (ja) 2010-02-24

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JP28735899A Expired - Lifetime JP4421030B2 (ja) 1998-10-07 1999-10-07 Ｗｃｄｍａ用の空間時間ブロック符号化送信アンテナ・ダイバシティ処理回路

Country Status (4)

Country Link
US (7) US6643338B1 (enExample)
EP (1) EP0993130B1 (enExample)
JP (1) JP4421030B2 (enExample)
KR (5) KR20000028887A (enExample)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7088785B2 (en) * 1998-12-31 2006-08-08 Texas Instruments Incorporated Block level space time transmit diversity in wireless communications
US6452916B1 (en) * 1999-01-04 2002-09-17 Lucent Technologies Inc. Space-time spreading method of CDMA wireless communication
US7864902B1 (en) * 2003-04-28 2011-01-04 At&T Corp. Differential transmitter diversity technique for wireless communications
US6728302B1 (en) * 1999-02-12 2004-04-27 Texas Instruments Incorporated STTD encoding for PCCPCH
US6775260B1 (en) * 1999-02-25 2004-08-10 Texas Instruments Incorporated Space time transmit diversity for TDD/WCDMA systems
US6515978B1 (en) * 1999-04-19 2003-02-04 Lucent Technologies Inc. Methods and apparatus for downlink diversity in CDMA using Walsh codes
US6891903B2 (en) * 1999-04-22 2005-05-10 At&T Corp. Multiple transmit antenna differential detection from generalized orthogonal designs
US6594473B1 (en) * 1999-05-28 2003-07-15 Texas Instruments Incorporated Wireless system with transmitter having multiple transmit antennas and combining open loop and closed loop transmit diversities
US7149253B2 (en) * 2000-03-21 2006-12-12 Texas Instruments Incorporated Wireless communication
JP2001267982A (ja) * 2000-03-22 2001-09-28 Matsushita Electric Ind Co Ltd Ｓｔｔｄエンコーディング方法およびダイバシティ送信機
US7272192B2 (en) 2000-04-14 2007-09-18 Board Of Trustees Of The Leland Stanford Junior University Time-reversal block transmit diversity system for channels with intersymbol interference and method
US6539209B1 (en) * 2000-05-30 2003-03-25 Lucent Technologies Inc. Code-division, multiple-access base station having transmit diversity
EP2262157A3 (en) * 2000-07-05 2011-03-23 Sony Deutschland Gmbh Pilot pattern design for a STTD scheme in an OFDM system
US7154958B2 (en) * 2000-07-05 2006-12-26 Texas Instruments Incorporated Code division multiple access wireless system with time reversed space time block transmitter diversity
GB0016663D0 (en) * 2000-07-06 2000-08-23 Nokia Networks Oy Receiver and method of receiving
US6687295B1 (en) * 2000-07-27 2004-02-03 Ati International Method and apparatus for motion estimation for encoding sequential frames
KR100526499B1 (ko) * 2000-08-22 2005-11-08 삼성전자주식회사 두 개 이상 안테나를 사용하는 안테나 전송 다이버시티방법 및 장치
US7065156B1 (en) * 2000-08-31 2006-06-20 Nokia Mobile Phones Ltd. Hopped delay diversity for multiple antenna transmission
WO2002035762A1 (en) * 2000-10-27 2002-05-02 Nortel Networks Limited Combination of space-time coding and spatial multiplexing, and the use of orthogonal transformation in space-time coding
US20020110108A1 (en) * 2000-12-07 2002-08-15 Younglok Kim Simple block space time transmit diversity using multiple spreading codes
KR100743361B1 (ko) * 2001-01-12 2007-07-26 주식회사 케이티 이동통신시스템에서 공간-시간 확산 방식을 이용한 다중전송주파수 다이버시티 송수신 방법
GB2399998B (en) * 2001-02-01 2005-04-13 Fujitsu Ltd Communications systems
CA2440033C (en) * 2001-03-28 2007-01-09 Nokia Corporation Non-zero complex weighted space-time code for multiple antenna transmission
US6959047B1 (en) 2001-04-09 2005-10-25 At&T Corp Training-based channel estimation for multiple-antennas
US7471734B2 (en) * 2001-04-26 2008-12-30 Motorola, Inc. Space-time transmit diversity scheme for time-dispersive propagation media
US6920314B2 (en) * 2001-07-30 2005-07-19 Lucent Technologies Inc. Symmetric sweep phase sweep transmit diversity
JP3530164B2 (ja) 2001-10-16 2004-05-24 松下電器産業株式会社 Ｓｔｔｄデコード方法およびｓｔｔｄデコーダ
US20030108087A1 (en) * 2001-12-06 2003-06-12 Itzhak Shperling Method and base station for providing transmit diversity
US7099644B2 (en) * 2001-12-28 2006-08-29 Visteon Global Technologies, Inc. Beamsteering control system for a vehicle radio receiver
AU2002250773A1 (en) * 2002-03-22 2003-10-08 Huawei Technologies Co., Ltd. A self-adapting weighted space time transmitting diversity method and system thereof
US7577085B1 (en) * 2002-06-03 2009-08-18 Marvell International Ltd. Multicarrier transmit diversity
KR100469426B1 (ko) * 2002-06-21 2005-02-02 엘지전자 주식회사 파일롯 신호 송수신 방법 및 장치
US7272108B2 (en) * 2002-08-01 2007-09-18 Mediatek, Inc. Channel estimation in orthogonal frequency-division multiplexing (OFDM) systems
US6765888B2 (en) 2002-08-23 2004-07-20 Motorola, Inc. Control PDU for early target paging for packet data modes
US7397864B2 (en) * 2002-09-20 2008-07-08 Nortel Networks Limited Incremental redundancy with space-time codes
US7254196B2 (en) * 2002-11-26 2007-08-07 Agere Systems Inc. Symbol timing for MIMO OFDM and other wireless communication systems
CN100454795C (zh) * 2003-01-03 2009-01-21 华为技术有限公司 一种自适应空时闭环发射分集方法及其系统
CN100426707C (zh) * 2003-01-03 2008-10-15 华为技术有限公司 一种闭环发射分集系统中反馈信号的处理方法及其装置
KR20050069802A (ko) * 2003-12-31 2005-07-05 엘지전자 주식회사 복합 전송 다이버시티 시스템 및 방법
US20060008021A1 (en) * 2004-06-30 2006-01-12 Nokia Corporation Reduction of self-interference for a high symbol rate non-orthogonal matrix modulation
EP1802003B8 (en) * 2004-09-17 2013-01-23 Ntt Docomo, Inc. Mobile communication method, mobile station and base station
EP1819085A1 (en) * 2004-12-27 2007-08-15 Matsushita Electric Industrial Co., Ltd. Radio transmitting apparatus, radio receiving apparatus, radio transmitting method and radio receiving method
US8811273B2 (en) * 2005-02-22 2014-08-19 Texas Instruments Incorporated Turbo HSDPA system
DE102005017080B4 (de) * 2005-04-08 2007-07-26 Accelant Communications Gmbh Übertragungsverfahren in einem Funksystem mit mehreren Sende-/Empfangszweigen in der Basisstation
KR100704676B1 (ko) * 2005-06-24 2007-04-06 한국전자통신연구원 이동통신 시스템에서 전송 안테나의 전력 할당을 제어하는다이버서티 전송 방법 및 기지국 전송기
KR101276797B1 (ko) 2005-08-24 2013-06-20 한국전자통신연구원 이동 통신 시스템에서의 송신 다이버시티 방법 및 기지국송신기
US7885315B2 (en) * 2006-01-12 2011-02-08 Nokia Corporation Pilot scrambling in communications systems
US8374220B2 (en) * 2006-05-29 2013-02-12 St-Ericsson Sa Low-cost and low-complexity inner communication receiver for receive diversity
US20080080434A1 (en) * 2006-09-28 2008-04-03 Guy Wolf Method and apparatus of system scheduler
FR2919132B1 (fr) * 2007-07-20 2011-04-29 Eads Secure Networks Emission de signal par plusieurs antennes
BRPI0703586B1 (pt) * 2007-10-19 2018-02-06 Braskem S.A Catalisador metaloceno suportado, e, copolímeros de etileno com alfa-olefinas de alto e ultra alto peso molecular
JP4898727B2 (ja) * 2008-03-17 2012-03-21 パナソニック株式会社 送信装置、受信装置、送信方法および受信方法
EP2717168B1 (en) * 2012-10-05 2017-08-09 General Electric Technology GmbH Networks and method for reliable transfer of information between industrial systems
CN107294581A (zh) * 2016-03-30 2017-10-24 景略半导体(上海)有限公司 多天线发射、单天线接收、多天线传输系统及方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5140615A (en) * 1990-06-12 1992-08-18 Motorola, Inc. Maximal ratio diversity combining technique
US5214675A (en) * 1991-07-02 1993-05-25 Motorola, Inc. System and method for calculating channel gain and noise variance of a communication channel
US5228054A (en) 1992-04-03 1993-07-13 Qualcomm Incorporated Power-of-two length pseudo-noise sequence generator with fast offset adjustment
US5305353A (en) * 1992-05-29 1994-04-19 At&T Bell Laboratories Method and apparatus for providing time diversity
US5537444A (en) * 1993-01-14 1996-07-16 At&T Corp. Extended list output and soft symbol output viterbi algorithms
US5329547A (en) * 1993-03-11 1994-07-12 Motorola, Inc. Method and apparatus for coherent communication in a spread-spectrum communication system
US5581580A (en) * 1993-05-20 1996-12-03 Telefonaktiebolaget Lm Ericsson Low complexity model based channel estimation algorithm for fading channels
CA2124709C (en) * 1993-08-24 1998-06-09 Lee-Fang Wei Reduced speed equalizer
US5442626A (en) * 1993-08-24 1995-08-15 At&T Corp. Digital communications system with symbol multiplexers
US5592492A (en) * 1994-05-13 1997-01-07 Lsi Logic Corporation Convolutional interleaving/de-interleaving method and apparatus for data transmission
US6137843A (en) * 1995-02-24 2000-10-24 Ericsson Inc. Methods and apparatus for canceling adjacent channel signals in digital communications systems
US5848103A (en) * 1995-10-04 1998-12-08 Lucent Technologies Inc. Method and apparatus for providing time diversity
US5737327A (en) * 1996-03-29 1998-04-07 Motorola, Inc. Method and apparatus for demodulation and power control bit detection in a spread spectrum communication system
US6158258A (en) * 1996-06-21 2000-12-12 Bowman; David Alan Rinsing system
US5912931A (en) * 1996-08-01 1999-06-15 Nextel Communications Method for multicarrier signal detection and parameter estimation in mobile radio communication channels
US6185258B1 (en) 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications
EP0960487B1 (en) 1997-10-31 2006-03-08 AT&T Wireless Services, Inc. Maximum likelihood detection of concatenated space-time codes for wireless applications with transmitter diversity
BR9913277A (pt) 1998-09-04 2001-09-25 At & T Corp Codificação de bloco-espaço e codificação de canal combinado em um arranjo de multi-antenas

Also Published As

Publication number Publication date
KR20080088567A (ko) 2008-10-02
US20020080894A1 (en) 2002-06-27
KR20090048426A (ko) 2009-05-13
EP0993130A3 (en) 2004-05-06
US7366266B2 (en) 2008-04-29
US7613259B2 (en) 2009-11-03
EP0993130A2 (en) 2000-04-12
EP0993130B1 (en) 2016-09-28
US20020090038A1 (en) 2002-07-11
KR20090048427A (ko) 2009-05-13
KR20000028887A (ko) 2000-05-25
US7200182B2 (en) 2007-04-03
US20040086065A1 (en) 2004-05-06
US6424679B1 (en) 2002-07-23
US6643338B1 (en) 2003-11-04
US20100014619A1 (en) 2010-01-21
KR20070081130A (ko) 2007-08-14
JP2000138623A (ja) 2000-05-16
US20020191704A1 (en) 2002-12-19
US8107570B2 (en) 2012-01-31
US20050111597A1 (en) 2005-05-26
US6449314B1 (en) 2002-09-10
KR100965735B1 (ko) 2010-06-24

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