FR2855342B1 - Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant - Google Patents

Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant

Info

Publication number
FR2855342B1
FR2855342B1 FR0306009A FR0306009A FR2855342B1 FR 2855342 B1 FR2855342 B1 FR 2855342B1 FR 0306009 A FR0306009 A FR 0306009A FR 0306009 A FR0306009 A FR 0306009A FR 2855342 B1 FR2855342 B1 FR 2855342B1
Authority
FR
France
Prior art keywords
rake
receptor
delaying
delaying symbols
symbols
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
FR0306009A
Other languages
English (en)
Other versions
FR2855342A1 (fr
Inventor
Benoit Moussu
Steven Fluxman
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0306009A priority Critical patent/FR2855342B1/fr
Priority to US10/849,543 priority patent/US7532662B2/en
Publication of FR2855342A1 publication Critical patent/FR2855342A1/fr
Application granted granted Critical
Publication of FR2855342B1 publication Critical patent/FR2855342B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
FR0306009A 2003-05-20 2003-05-20 Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant Expired - Lifetime FR2855342B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0306009A FR2855342B1 (fr) 2003-05-20 2003-05-20 Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant
US10/849,543 US7532662B2 (en) 2003-05-20 2004-05-19 Method of delaying symbols within a “Rake” receiver, and corresponding “Rake” receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0306009A FR2855342B1 (fr) 2003-05-20 2003-05-20 Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant

Publications (2)

Publication Number Publication Date
FR2855342A1 FR2855342A1 (fr) 2004-11-26
FR2855342B1 true FR2855342B1 (fr) 2008-09-05

Family

ID=33396580

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0306009A Expired - Lifetime FR2855342B1 (fr) 2003-05-20 2003-05-20 Procede pour retarder des symboles au sein d'un recepteur "rake", et recepteur "rake" correspondant

Country Status (2)

Country Link
US (1) US7532662B2 (fr)
FR (1) FR2855342B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173919B1 (en) * 1999-06-11 2007-02-06 Texas Instruments Incorporated Random access preamble coding for initiation of wireless mobile communications sessions
US7515876B2 (en) * 2005-05-03 2009-04-07 Agere Systems Inc. Rake receiver with time-shared fingers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US168935A (en) * 1875-10-19 Improvement in processes of making poisonous compositions for destroying gophers
JP2820918B2 (ja) * 1996-03-08 1998-11-05 株式会社ワイ・アール・ピー移動通信基盤技術研究所 スペクトル拡散通信装置
JP3795984B2 (ja) * 1996-12-20 2006-07-12 富士通株式会社 無線受信機
JP3419726B2 (ja) * 2000-02-03 2003-06-23 松下電器産業株式会社 メモリ回路および同期検波回路
JP2002290281A (ja) * 2001-01-16 2002-10-04 Kawasaki Steel Corp Ｒａｋｅ受信装置
US7023901B2 (en) * 2001-01-23 2006-04-04 Texas Instruments Incorporated Spreading factor estimation system and method
KR100508083B1 (ko) * 2001-03-21 2005-08-17 삼성전자주식회사 다경로 다이버시티를 위한 심볼결합장치
US6580771B2 (en) * 2001-03-30 2003-06-17 Nokia Corporation Successive user data multipath interference cancellation
US7039096B2 (en) * 2001-11-16 2006-05-02 Samsung Electronics Co., Ltd. Method and system for resource sharing between demodulating paths of a rake receiver
US7280585B2 (en) * 2002-02-11 2007-10-09 Texas Instruments Incorporated Parallel interference cancellation device for multi-user CDMA systems
KR20090033404A (ko) * 2003-03-13 2009-04-02 인터디지탈 테크날러지 코포레이션 레이크 수신기 핑거에 다중 경로를 할당하는 무선 통신 방법 및 시스템

Also Published As

Publication number Publication date
US20040264556A1 (en) 2004-12-30
US7532662B2 (en) 2009-05-12
FR2855342A1 (fr) 2004-11-26

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