JP2005502263A - 多数の受信機アンテナを有する通信システムにおける組合わせの空間および時間の信号等化のための方法および装置 - Google Patents

多数の受信機アンテナを有する通信システムにおける組合わせの空間および時間の信号等化のための方法および装置 Download PDF

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JP2005502263A
JP2005502263A JP2003526025A JP2003526025A JP2005502263A JP 2005502263 A JP2005502263 A JP 2005502263A JP 2003526025 A JP2003526025 A JP 2003526025A JP 2003526025 A JP2003526025 A JP 2003526025A JP 2005502263 A JP2005502263 A JP 2005502263A
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Japanese (ja)
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JP2005502263A5 (enExample
Inventor
フェルナンデズ−コーバトン、イバン・ジーザス
スミー、ジョン・イー
ジャヤラマン、スリカント
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Qualcomm Inc
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Qualcomm Inc
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Publication of JP2005502263A publication Critical patent/JP2005502263A/ja
Publication of JP2005502263A5 publication Critical patent/JP2005502263A5/ja
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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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • H04B7/0854—Joint weighting using error minimizing algorithms, e.g. minimum mean squared error [MMSE], "cross-correlation" or matrix inversion
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0845—Weighted combining per branch equalization, e.g. by an FIR-filter or RAKE receiver per antenna branch
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
JP2003526025A 2001-07-27 2002-07-25 多数の受信機アンテナを有する通信システムにおける組合わせの空間および時間の信号等化のための方法および装置 Pending JP2005502263A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/918,770 US6745052B2 (en) 2001-07-27 2001-07-27 Method and apparatus for signal equalization in a communication system with multiple receiver antennas
PCT/US2002/023911 WO2003021812A1 (en) 2001-07-27 2002-07-25 Method and apparatus for combined spatial and temporal signal equalization in a communication system with multiple receiver antennas

Publications (2)

Publication Number Publication Date
JP2005502263A true JP2005502263A (ja) 2005-01-20
JP2005502263A5 JP2005502263A5 (enExample) 2006-01-05

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Family Applications (1)

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JP2003526025A Pending JP2005502263A (ja) 2001-07-27 2002-07-25 多数の受信機アンテナを有する通信システムにおける組合わせの空間および時間の信号等化のための方法および装置

Country Status (9)

Country Link
US (1) US6745052B2 (enExample)
EP (1) EP1413070B1 (enExample)
JP (1) JP2005502263A (enExample)
KR (1) KR100932884B1 (enExample)
CN (1) CN100505578C (enExample)
AT (1) ATE409988T1 (enExample)
DE (1) DE60229138D1 (enExample)
TW (1) TW578398B (enExample)
WO (1) WO2003021812A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007180755A (ja) * 2005-12-27 2007-07-12 Kyocera Corp 無線通信装置及び無線通信制御方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7161974B2 (en) * 2001-09-10 2007-01-09 Sasken Communication Technologies Ltd. Method for 2D antenna rake combining in a code division multiplication access system
US6882857B2 (en) * 2002-11-26 2005-04-19 Qualcomm, Incorporated Method and apparatus for efficient processing of data for transmission in a communication system
GB0227626D0 (en) * 2002-11-27 2003-01-08 Koninkl Philips Electronics Nv Low complexity equalizer for radio receiver
US7437135B2 (en) * 2003-10-30 2008-10-14 Interdigital Technology Corporation Joint channel equalizer interference canceller advanced receiver
US7400692B2 (en) 2004-01-14 2008-07-15 Interdigital Technology Corporation Telescoping window based equalization
US7904039B2 (en) * 2004-01-30 2011-03-08 UNIVERSITé LAVAL Multi-user adaptive array receiver and method
US8041233B2 (en) * 2004-07-14 2011-10-18 Fundación Tarpuy Adaptive equalization in coherent fiber optic communication
US8411732B2 (en) 2007-03-21 2013-04-02 Qualcomm Incorporated Fast square root algorithm for MIMO equalization
US8335248B2 (en) 2007-03-21 2012-12-18 Qualcomm Incorporated Fast square root algorithm for MIMO equalization
JP2009135712A (ja) * 2007-11-29 2009-06-18 Kyocera Corp 受信装置、無線基地局及び受信方法
US8098767B2 (en) 2007-12-20 2012-01-17 Qualcomm Incorporated Receiver adjustment between pilot bursts

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1051366A (ja) * 1996-08-02 1998-02-20 Nippon Telegr & Teleph Corp <Ntt> ダイバーシチ受信器
JPH11112395A (ja) * 1997-09-30 1999-04-23 Hitachi Denshi Ltd 等化器
WO2000025447A2 (en) * 1998-10-28 2000-05-04 Ericsson, Inc. Diversity receiver for radio communications

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5844951A (en) * 1994-06-10 1998-12-01 Northeastern University Method and apparatus for simultaneous beamforming and equalization
WO1997008849A1 (fr) * 1995-08-22 1997-03-06 Thomson-Csf Procede et dispositif de multiplexage/demultiplexage spatial de signaux radioelectriques pour systeme radio mobile sdma
FR2742619B1 (fr) * 1995-12-15 1998-02-06 Thomson Csf Procede d'egalisation multicapteur permettant une reception multicapteur en presence d'interferences et de multitrajets de propagation, et recepteur pour sa mise en oeuvre
JP3323067B2 (ja) * 1996-07-12 2002-09-09 沖電気工業株式会社 Ｃｄｍａ受信装置
AU4238697A (en) * 1996-08-29 1998-03-19 Cisco Technology, Inc. Spatio-temporal processing for communication
JP3305639B2 (ja) * 1997-12-24 2002-07-24 株式会社エヌ・ティ・ティ・ドコモ 直接拡散ｃｄｍａ伝送方式におけるｒａｋｅ受信機
US5973642A (en) * 1998-04-01 1999-10-26 At&T Corp. Adaptive antenna arrays for orthogonal frequency division multiplexing systems with co-channel interference
ITMI981280A1 (it) * 1998-06-05 1999-12-05 Italtel Spa Metodo di rqualizzazione spaziale e temporale a convergenza rapida per la cancellazione di interferenti isofrequenziali stazionari e non
US7187907B2 (en) * 2000-05-09 2007-03-06 Bernard Widrow Simultaneous two-way transmission of information signals in the same frequency band
US6434375B1 (en) * 2000-09-13 2002-08-13 Neoreach, Inc. Smart antenna with no phase calibration for CDMA reverse link

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1051366A (ja) * 1996-08-02 1998-02-20 Nippon Telegr & Teleph Corp <Ntt> ダイバーシチ受信器
JPH11112395A (ja) * 1997-09-30 1999-04-23 Hitachi Denshi Ltd 等化器
WO2000025447A2 (en) * 1998-10-28 2000-05-04 Ericsson, Inc. Diversity receiver for radio communications

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007180755A (ja) * 2005-12-27 2007-07-12 Kyocera Corp 無線通信装置及び無線通信制御方法

Also Published As

Publication number Publication date
KR100932884B1 (ko) 2009-12-21
US20030027598A1 (en) 2003-02-06
EP1413070B1 (en) 2008-10-01
WO2003021812A1 (en) 2003-03-13
KR20040018527A (ko) 2004-03-03
DE60229138D1 (de) 2008-11-13
CN1547811A (zh) 2004-11-17
TW578398B (en) 2004-03-01
US6745052B2 (en) 2004-06-01
EP1413070A1 (en) 2004-04-28
ATE409988T1 (de) 2008-10-15
CN100505578C (zh) 2009-06-24

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