DE60328514D1 - Verfahren und Vorrichtung zum Rake-kombinieren auf der Basis des Signal-zu-Interferenz-plus-Rausch-Verhältnis - Google Patents

Verfahren und Vorrichtung zum Rake-kombinieren auf der Basis des Signal-zu-Interferenz-plus-Rausch-Verhältnis

Info

Publication number
DE60328514D1
DE60328514D1 DE60328514T DE60328514T DE60328514D1 DE 60328514 D1 DE60328514 D1 DE 60328514D1 DE 60328514 T DE60328514 T DE 60328514T DE 60328514 T DE60328514 T DE 60328514T DE 60328514 D1 DE60328514 D1 DE 60328514D1
Authority
DE
Germany
Prior art keywords
plus
interference
signal
noise ratio
apparatus based
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 - Lifetime
Application number
DE60328514T
Other languages
English (en)
Inventor
Ning Kong
Ian Riphagen
Michiel Lotter
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.)
Broadcom Corp
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of DE60328514D1 publication Critical patent/DE60328514D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • H04B1/7097Interference-related aspects
    • H04B1/711Interference-related aspects the interference being multi-path interference
    • H04B1/7115Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/712Weighting of fingers for combining, e.g. amplitude control or phase rotation using an inner loop
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details 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
    • H04B1/69Spread spectrum techniques
    • H04B1/707Spread spectrum techniques using direct sequence modulation
    • H04B1/7097Interference-related aspects
    • H04B1/711Interference-related aspects the interference being multi-path interference
    • H04B1/7115Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Radio Transmission System (AREA)
DE60328514T 2002-11-12 2003-11-05 Verfahren und Vorrichtung zum Rake-kombinieren auf der Basis des Signal-zu-Interferenz-plus-Rausch-Verhältnis Expired - Lifetime DE60328514D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42542402P 2002-11-12 2002-11-12
PCT/US2003/035267 WO2004045117A1 (en) 2002-11-12 2003-11-05 Method and apparatus for rake combining based upon signal to interference noise ratio

Publications (1)

Publication Number Publication Date
DE60328514D1 true DE60328514D1 (de) 2009-09-03

Family

ID=32312988

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60328514T Expired - Lifetime DE60328514D1 (de) 2002-11-12 2003-11-05 Verfahren und Vorrichtung zum Rake-kombinieren auf der Basis des Signal-zu-Interferenz-plus-Rausch-Verhältnis

Country Status (6)

Country Link
US (1) US20040146094A1 (de)
EP (1) EP1563621B1 (de)
CN (1) CN1711708B (de)
AU (1) AU2003291299A1 (de)
DE (1) DE60328514D1 (de)
WO (1) WO2004045117A1 (de)

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US7068708B2 (en) * 2002-12-13 2006-06-27 Motorola, Inc. Method and receiving unit for demodulating a multi-path signal
GB2411546B (en) * 2004-02-27 2007-05-30 Toshiba Res Europ Ltd Channel Estimation in a CDMA Receiver
US8040938B2 (en) * 2004-03-12 2011-10-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for extended least squares estimation for generalized rake receiver parameters using multiple base stations
US7539240B2 (en) * 2004-03-12 2009-05-26 Telefonaftiebolaget Lm Ericsson (Publ) Method and apparatus for parameter estimation in a generalized rake receiver
US7532664B2 (en) * 2004-08-02 2009-05-12 Nokia Corporation Method and apparatus to estimate signal to interference plus noise ratio (SINR) in a multiple antenna receiver
KR101265587B1 (ko) 2005-05-02 2013-05-22 엘지전자 주식회사 다중 반송파를 사용한 다중 접속 방식 시스템에서의 신호수신 방법 및 장치
US7852902B2 (en) * 2005-09-30 2010-12-14 Telefonaktiebolaget L M Ericsson (Publ) Method of and apparatus for multi-path signal component combining
US20100067563A1 (en) * 2006-08-25 2010-03-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and system of communications
US8452829B2 (en) * 2008-06-23 2013-05-28 Oracle America, Inc. Real-time optimization of TX FIR filter for high-speed data communication
CN101562463B (zh) * 2008-07-18 2012-07-25 清华大学 一种扩频捕获方法及其实现的接收端
US8285203B2 (en) * 2009-08-14 2012-10-09 Emc Satcom Technologies, Llc System and method for enabling ultra small aperture communication antenna using spectral replication and coherent frequency and phase combining
US8340574B2 (en) * 2009-08-14 2012-12-25 Emc Satcom Technologies, Llc System and method for enabling ultra small aperture communication antenna using spectral replication and coherent frequency and phase combining
CN103618583B (zh) * 2013-12-02 2017-04-05 江苏科技大学 水声扩频通信对抗方法
US20160119804A1 (en) * 2014-10-28 2016-04-28 Qualcomm Incorporated Adaptive control channel detection in wireless communications
EP3644518B1 (de) * 2018-10-23 2021-06-23 Nxp B.V. Optimierung von mrc-koeffizienten für rake-empfänger zur snr-erhöhung

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US5652765A (en) * 1993-08-06 1997-07-29 Ntt Mobile Communications Network Inc. Receiver and repeater for spread spectrum communications
US5537367A (en) * 1994-10-20 1996-07-16 Lockwood; Geoffrey R. Sparse array structures
US5819713A (en) * 1996-12-09 1998-10-13 Delco Electronics Corporation Automotive ignition control system
JP3274388B2 (ja) * 1997-07-25 2002-04-15 株式会社東芝 Rake受信機とこのrake受信機を備えたスぺクトラム拡散通信装置
JP3159378B2 (ja) * 1997-08-13 2001-04-23 日本電気株式会社 スペクトル拡散通信方式
JP3095065B2 (ja) * 1997-09-11 2000-10-03 日本電気株式会社 スペクトル拡散信号のレイク受信方法およびレイク受信装置
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
EP0978948B1 (de) * 1998-02-26 2009-05-27 Sony Corporation Verfahren und vorrichtung zur kodierung/dekodierung sowie programmaufzeichnungsträger und datenaufzeichnungsträger
FI106897B (fi) * 1998-09-14 2001-04-30 Nokia Networks Oy RAKE-vastaanotin
US6463043B1 (en) * 1998-11-25 2002-10-08 Nortel Networks Limited Carrier phase recovery of multi-rate signals
US6714585B1 (en) * 1999-06-25 2004-03-30 Ericsson Inc. Rake combining methods and apparatus using weighting factors derived from knowledge of spreading spectrum signal characteristics
US6885824B1 (en) * 2000-03-03 2005-04-26 Optical Coating Laboratory, Inc. Expandable optical array
US6661345B1 (en) * 1999-10-22 2003-12-09 The Johns Hopkins University Alertness monitoring system
US6580768B1 (en) * 1999-11-09 2003-06-17 International Business Machines Corporation Adaptive maximum likelihood detection
KR100493068B1 (ko) * 2000-03-08 2005-06-02 삼성전자주식회사 이동통신시스템에서 피드백 정보를 이용하는 반맹목적방식의 송신안테나어레이 장치 및 방법
CA2364986C (en) * 2000-12-22 2007-10-02 Research In Motion Limited Adaptive generalized matched filter rake receiver system and method
US6369646B1 (en) * 2001-01-29 2002-04-09 Delphi Technologies, Inc. Leakage current compensation circuit
US6529850B2 (en) * 2001-02-01 2003-03-04 Thomas Brian Wilborn Apparatus and method of velocity estimation
JP3813490B2 (ja) * 2001-10-30 2006-08-23 富士通株式会社 スペクトラム拡散レイク受信機
CN100492937C (zh) * 2002-12-27 2009-05-27 Nxp股份有限公司 具有多天线的移动终端及其方法
US8027417B2 (en) * 2003-12-19 2011-09-27 Nortel Networks Limited Interference-weighted communication signal processing systems and methods

Also Published As

Publication number Publication date
CN1711708B (zh) 2010-05-12
EP1563621A4 (de) 2008-07-16
US20040146094A1 (en) 2004-07-29
CN1711708A (zh) 2005-12-21
AU2003291299A1 (en) 2004-06-03
EP1563621B1 (de) 2009-07-22
WO2004045117A1 (en) 2004-05-27
EP1563621A1 (de) 2005-08-17

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