JP4782678B2 - 無線受信器における時空等化 - Google Patents

無線受信器における時空等化 Download PDF

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Publication number
JP4782678B2
JP4782678B2 JP2006523965A JP2006523965A JP4782678B2 JP 4782678 B2 JP4782678 B2 JP 4782678B2 JP 2006523965 A JP2006523965 A JP 2006523965A JP 2006523965 A JP2006523965 A JP 2006523965A JP 4782678 B2 JP4782678 B2 JP 4782678B2
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Japan
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filter
symbol
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channel
matched filter
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JP2006523965A
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English (en)
Japanese (ja)
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JP2007503171A5 (https=
JP2007503171A (ja
Inventor
グレゴリー スティール，
ニー， リチャード ディー．ジェイ． ヴァン
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Qualcomm Inc
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Qualcomm Inc
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    • 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
    • H04B1/709—Correlator structure
    • H04B1/7093—Matched filter type
    • 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
    • H04B7/0851—Joint weighting using training sequences or error signal
    • 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
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03254—Operation with other circuitry for removing intersymbol interference
    • H04L25/03267—Operation with other circuitry for removing intersymbol interference with decision feedback equalisers

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Burglar Alarm Systems (AREA)
  • Circuits Of Receivers In General (AREA)
JP2006523965A 2003-08-18 2004-08-13 無線受信器における時空等化 Expired - Fee Related JP4782678B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/643,155 US7127013B2 (en) 2003-08-18 2003-08-18 Spacetime equalization in a wireless receiver
US10/643,155 2003-08-18
PCT/US2004/026566 WO2005020495A2 (en) 2003-08-18 2004-08-13 Spacetime equalization in a wireless receiver

Publications (3)

Publication Number Publication Date
JP2007503171A JP2007503171A (ja) 2007-02-15
JP2007503171A5 JP2007503171A5 (https=) 2007-04-05
JP4782678B2 true JP4782678B2 (ja) 2011-09-28

Family

ID=34193808

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006523965A Expired - Fee Related JP4782678B2 (ja) 2003-08-18 2004-08-13 無線受信器における時空等化

Country Status (10)

Country Link
US (2) US7127013B2 (https=)
EP (1) EP1665613B1 (https=)
JP (1) JP4782678B2 (https=)
CN (1) CN1836395B (https=)
AT (1) ATE495597T1 (https=)
AU (1) AU2004302528B2 (https=)
CA (1) CA2536014A1 (https=)
DE (1) DE602004031027D1 (https=)
TW (1) TW200514373A (https=)
WO (1) WO2005020495A2 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100340068C (zh) 2002-04-22 2007-09-26 Ipr许可公司 多输入多输出无线通信方法及具有无线前端部件的收发机
US7496164B1 (en) 2003-05-02 2009-02-24 At&T Mobility Ii Llc Systems and methods for interference cancellation in a radio receiver system
US7450924B1 (en) * 2004-03-25 2008-11-11 At&T Mobility Ii Llc Interference cancellation and receive diversity for single-valued modulation receivers
JP4666150B2 (ja) * 2005-05-31 2011-04-06 日本電気株式会社 Ｍｉｍｏ受信装置、受信方法、および無線通信システム
EP1806889A1 (en) * 2006-01-09 2007-07-11 Nokia Corporation Apparatus and method for receiving signals transmitted over a distorting channel
WO2007130578A2 (en) * 2006-05-04 2007-11-15 Quantenna Communications, Inc. Multiple antenna receiver system and method
US8031794B2 (en) * 2006-05-09 2011-10-04 At&T Mobility Ii Llc Systems and methods for interference cancellation in a multiple antenna radio receiver system
US7899110B1 (en) 2006-12-27 2011-03-01 Marvell International Ltd. Bit sync for receiver with multiple antennas
US7724844B2 (en) * 2007-01-31 2010-05-25 Seagate Technology Llc Detection of servo data for a servo system
WO2022223100A1 (en) * 2021-04-20 2022-10-27 Nokia Solutions And Networks Oy Interference rejection in cooperative multi-point communication

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001044892A (ja) * 1999-06-29 2001-02-16 Intersil Corp 埋込み型判定フィードバック等化器を備えたｒａｋｅレシーバ
WO2002080395A1 (en) * 2001-03-30 2002-10-10 Intersil Americas Inc. Rake receiver with embedded decision feedback equalizer
JP2003209495A (ja) * 2001-12-28 2003-07-25 Realtek Semiconductor Corp ブロックコード伝送に用いられる受信器及びその受信方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6560299B1 (en) * 1999-07-30 2003-05-06 Christopher H Strolle Diversity receiver with joint signal processing
US6628702B1 (en) * 2000-06-14 2003-09-30 Qualcomm, Incorporated Method and apparatus for demodulating signals processed in a transmit diversity mode
US6882692B2 (en) * 2000-12-29 2005-04-19 Sharp Laboratories Of America, Inc. Fast transform system for an extended data rate WLAN system
EP1223717B1 (en) 2001-01-15 2006-08-02 Lucent Technologies Inc. Maximum likelihood detection method using a sequence estimation receiver
US7006563B2 (en) * 2001-02-01 2006-02-28 Broadcom Corporation Decision feedback equalizer for minimum and maximum phase channels
FR2828615B1 (fr) * 2001-08-10 2005-12-02 Thales Sa Procede pour augmenter le debit dans un systeme de communication
US6760388B2 (en) * 2001-12-07 2004-07-06 Qualcomm Incorporated Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
TW576039B (en) * 2001-12-28 2004-02-11 Realtek Semiconductor Corp Receiver for block code transmission and the receiving method thereof
TWI272776B (en) * 2001-12-31 2007-02-01 Accton Technology Corp Complementary code keying demodulation structure
US7027538B2 (en) * 2002-02-14 2006-04-11 Koninklijke Philips Electronics N.V. Method and system for joint decision feedback equalization and complementary code key decoding using a trellis
DE10208416A1 (de) * 2002-02-27 2003-09-25 Advanced Micro Devices Inc Interferenzverminderung in CCK-modulierten Signalen
DE20321903U1 (de) * 2002-06-24 2012-11-14 Broadcom Corporation Antennensystem mit Reduzierter Komplexität, das eineGemultiplexte Empfangskettenverarbeitung verwendet

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001044892A (ja) * 1999-06-29 2001-02-16 Intersil Corp 埋込み型判定フィードバック等化器を備えたｒａｋｅレシーバ
WO2002080395A1 (en) * 2001-03-30 2002-10-10 Intersil Americas Inc. Rake receiver with embedded decision feedback equalizer
JP2003209495A (ja) * 2001-12-28 2003-07-25 Realtek Semiconductor Corp ブロックコード伝送に用いられる受信器及びその受信方法

Also Published As

Publication number Publication date
EP1665613B1 (en) 2011-01-12
CN1836395A (zh) 2006-09-20
US7421047B2 (en) 2008-09-02
US20070002983A1 (en) 2007-01-04
CN1836395B (zh) 2010-12-08
EP1665613A2 (en) 2006-06-07
US20050042997A1 (en) 2005-02-24
WO2005020495A2 (en) 2005-03-03
AU2004302528B2 (en) 2009-01-15
WO2005020495A3 (en) 2005-06-30
JP2007503171A (ja) 2007-02-15
ATE495597T1 (de) 2011-01-15
AU2004302528A1 (en) 2005-03-03
CA2536014A1 (en) 2005-03-03
EP1665613A4 (en) 2006-10-25
TW200514373A (en) 2005-04-16
DE602004031027D1 (https=) 2011-02-24
US7127013B2 (en) 2006-10-24

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