ATE311697T1 - Aufwandsreduktion eines störunterdrückungsverfahrens - Google Patents

Aufwandsreduktion eines störunterdrückungsverfahrens

Info

Publication number
ATE311697T1
ATE311697T1 AT02764122T AT02764122T ATE311697T1 AT E311697 T1 ATE311697 T1 AT E311697T1 AT 02764122 T AT02764122 T AT 02764122T AT 02764122 T AT02764122 T AT 02764122T AT E311697 T1 ATE311697 T1 AT E311697T1
Authority
AT
Austria
Prior art keywords
receiver
interference cancellation
scheme
demodulation
disruption
Prior art date
Application number
AT02764122T
Other languages
English (en)
Inventor
Barrera Alex Murrillo
Erik Sparrman
Stefan Parkvall
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 filed Critical
Application granted granted Critical
Publication of ATE311697T1 publication Critical patent/ATE311697T1/de

Links

Classifications

    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7107—Subtractive interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70707—Efficiency-related aspects
    • H04B2201/7071—Efficiency-related aspects with dynamic control of receiver resources

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Diaphragms And Bellows (AREA)
  • External Artificial Organs (AREA)
  • Valves And Accessory Devices For Braking Systems (AREA)
AT02764122T 2001-04-20 2002-04-19 Aufwandsreduktion eines störunterdrückungsverfahrens ATE311697T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/839,510 US6959065B2 (en) 2001-04-20 2001-04-20 Reduction of linear interference canceling scheme
PCT/SE2002/000778 WO2002087102A2 (en) 2001-04-20 2002-04-19 Complexity reduction of linear interference canceling scheme

Publications (1)

Publication Number Publication Date
ATE311697T1 true ATE311697T1 (de) 2005-12-15

Family

ID=25279923

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02764122T ATE311697T1 (de) 2001-04-20 2002-04-19 Aufwandsreduktion eines störunterdrückungsverfahrens

Country Status (7)

Country Link
US (1) US6959065B2 (de)
EP (1) EP1386414B1 (de)
CN (1) CN100559731C (de)
AT (1) ATE311697T1 (de)
AU (1) AU2002307589A1 (de)
DE (1) DE60207703T2 (de)
WO (1) WO2002087102A2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2003212004A1 (en) * 2002-02-18 2003-09-04 Sony Corporation Wireless communication system, wireless communication device and wireless communication method, and computer program
CN100373836C (zh) * 2002-05-30 2008-03-05 华为技术有限公司 一种并行干扰对消方法及其装置
US7715508B2 (en) 2005-11-15 2010-05-11 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US8005128B1 (en) 2003-09-23 2011-08-23 Rambus Inc. Methods for estimation and interference cancellation for signal processing
KR100690873B1 (ko) * 2004-01-20 2007-03-09 엘지전자 주식회사 Ｍｉｍｏ시스템의 복호장치 및 방법
KR100690872B1 (ko) * 2004-01-20 2007-03-09 엘지전자 주식회사 폐루프 ｍｉｍｏ 시스템의 신호 전송 방법
US20060093056A1 (en) * 2004-10-29 2006-05-04 Pekka Kaasila Signal reception in mobile communication network
US7711075B2 (en) 2005-11-15 2010-05-04 Tensorcomm Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7991088B2 (en) 2005-11-15 2011-08-02 Tommy Guess Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US7826516B2 (en) 2005-11-15 2010-11-02 Rambus Inc. Iterative interference canceller for wireless multiple-access systems with multiple receive antennas
US7702048B2 (en) * 2005-11-15 2010-04-20 Tensorcomm, Incorporated Iterative interference cancellation using mixed feedback weights and stabilizing step sizes
US20070110135A1 (en) 2005-11-15 2007-05-17 Tommy Guess Iterative interference cancellation for MIMO-OFDM receivers
US8036325B2 (en) * 2006-03-09 2011-10-11 Interdigital Technology Corporation Wireless communication method and apparatus for performing knowledge-based and blind interference cancellation
EP2180748B1 (de) * 2008-10-21 2017-04-05 Fujitsu Limited Interzellinterferenzminderungssignalisierungsverfahren
US8149899B2 (en) * 2008-11-26 2012-04-03 Advanced Receiver Technologies, Llc Efficient despread and respread of multi-rate CDMA signals
US8401105B2 (en) * 2010-06-10 2013-03-19 Intel Mobile Communications GmbH Method for transmitting a data signal in a MIMO system
US20160044566A1 (en) * 2013-04-04 2016-02-11 Telefonaktiebolaget L M Ericsson (Publ) Method and Apparatus for Interference Mitigation Configuration in a Wireless Communication Network
US9684509B2 (en) 2013-11-15 2017-06-20 Qualcomm Incorporated Vector processing engines (VPEs) employing merging circuitry in data flow paths between execution units and vector data memory to provide in-flight merging of output vector data stored to vector data memory, and related vector processing instructions, systems, and methods
US20150143076A1 (en) * 2013-11-15 2015-05-21 Qualcomm Incorporated VECTOR PROCESSING ENGINES (VPEs) EMPLOYING DESPREADING CIRCUITRY IN DATA FLOW PATHS BETWEEN EXECUTION UNITS AND VECTOR DATA MEMORY TO PROVIDE IN-FLIGHT DESPREADING OF SPREAD-SPECTRUM SEQUENCES, AND RELATED VECTOR PROCESSING INSTRUCTIONS, SYSTEMS, AND METHODS
WO2017025133A1 (en) 2015-08-11 2017-02-16 Telecom Italia S.P.A. Receiver for wireless communication networks

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ261211A (en) 1993-01-13 1996-05-28 Motorola Inc Code division multiple access two way messaging system: control station sends mobile shift register tap set-ups to base stations
JP3202125B2 (ja) * 1994-03-10 2001-08-27 沖電気工業株式会社 符号分割多元接続システム
US5724378A (en) * 1994-12-13 1998-03-03 Nit Mobile Communications Network, Inc. CDMA multiuser receiver and method
KR100204599B1 (ko) * 1996-12-21 1999-06-15 정선종 적응형 직병렬 혼합 잡음 제거 방법
JP3408944B2 (ja) * 1997-04-24 2003-05-19 シャープ株式会社 スペクトル直接拡散通信システムにおける復調装置及び同システムにおける相関器
KR100255565B1 (ko) * 1997-12-26 2000-05-01 정선종 코드분할 다중접속 시스템의 비동기 다중 경로 채널에서의다중 모드 감산형 잡음 제거 방법 및 장치
US6137785A (en) * 1998-03-17 2000-10-24 New Jersey Institute Of Technology Wireless mobile station receiver structure with smart antenna
JP2965202B1 (ja) * 1998-04-07 1999-10-18 日本電気株式会社 マルチユーザ受信装置及びｃｄｍａ通信システム
JP2967571B1 (ja) * 1998-05-01 1999-10-25 日本電気株式会社 Ｃｄｍａマルチユーザ受信装置と通信システム
SG84514A1 (en) * 1998-08-31 2001-11-20 Oki Techno Ct Singapore Pte Receiving device and channel estimator for use in a cdma communication system
JP3800382B2 (ja) * 1998-09-04 2006-07-26 富士通株式会社 干渉キャンセラにおける伝搬路推定方法及び干渉除去装置
GB9903465D0 (en) 1999-02-17 1999-04-07 King S College London Adaptive hybrid interfernce cancellation,multi-user detection for multi-rate system
SE9900684L (sv) * 1999-02-26 2000-08-27 Ericsson Telefon Ab L M Interferensundertryckning i radio stationer
KR100343773B1 (ko) * 1999-06-28 2002-07-19 한국전자통신연구원 코드분할다중접속시스템의 부분 병렬 간섭잡음 제거장치 및 방법
JP3373457B2 (ja) * 1999-08-24 2003-02-04 松下電器産業株式会社 無線受信装置及び無線受信方法
US6975666B2 (en) * 1999-12-23 2005-12-13 Institut National De La Recherche Scientifique Interference suppression in CDMA systems
US7103095B2 (en) * 2000-03-06 2006-09-05 Texas Instruments Incorporated Spread spectrum code correlator
US6914949B2 (en) * 2000-10-13 2005-07-05 Time Domain Corporation Method and system for reducing potential interference in an impulse radio
US6609008B1 (en) * 2000-11-09 2003-08-19 Qualcomm Incoporated Method and apparatus for controlling signal power level in a communication system
US20040202137A1 (en) * 2001-01-26 2004-10-14 Gerakoulis Diakoumis Parissis Method for CDMA to packet-switching interface code division switching in a terrestrial wireless system
US20020131534A1 (en) * 2001-02-07 2002-09-19 Masayuki Ariyoshi System and method for multistage interference cancellation

Also Published As

Publication number Publication date
DE60207703T2 (de) 2006-07-27
US20020154713A1 (en) 2002-10-24
US6959065B2 (en) 2005-10-25
EP1386414A2 (de) 2004-02-04
EP1386414B1 (de) 2005-11-30
CN100559731C (zh) 2009-11-11
CN1633751A (zh) 2005-06-29
AU2002307589A1 (en) 2002-11-05
WO2002087102A2 (en) 2002-10-31
DE60207703D1 (de) 2006-01-05
WO2002087102A3 (en) 2003-11-13

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