DE60306758D1 - Wege-Diversity-Empfängervorrichtung und Verfahren eines Spreizspektrumskommunikationssystems - Google Patents

Wege-Diversity-Empfängervorrichtung und Verfahren eines Spreizspektrumskommunikationssystems

Info

Publication number
DE60306758D1
DE60306758D1 DE60306758T DE60306758T DE60306758D1 DE 60306758 D1 DE60306758 D1 DE 60306758D1 DE 60306758 T DE60306758 T DE 60306758T DE 60306758 T DE60306758 T DE 60306758T DE 60306758 D1 DE60306758 D1 DE 60306758D1
Authority
DE
Germany
Prior art keywords
communication system
spread spectrum
receiver device
spectrum communication
diversity receiver
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
DE60306758T
Other languages
English (en)
Other versions
DE60306758T2 (de
Inventor
Suguru Nakada
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Publication of DE60306758D1 publication Critical patent/DE60306758D1/de
Application granted granted Critical
Publication of DE60306758T2 publication Critical patent/DE60306758T2/de
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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/708—Parallel implementation
    • 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
    • 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
    • H04B1/7113—Determination of path profile
    • 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
    • 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
    • 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)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE2003606758 2002-03-20 2003-03-19 Pfad-Diversitäts-Empfangsvorrichtung und Verfahren für ein Spreizspektrum-Kommunikationssystem Expired - Lifetime DE60306758T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002078714A JP3858985B2 (ja) 2002-03-20 2002-03-20 スペクトル拡散通信システムのパスダイバーシチ受信装置及び方法
JP2002078714 2002-03-20
PCT/JP2003/003350 WO2003079568A1 (en) 2002-03-20 2003-03-19 Path diversity receiver apparatus and method of spectrum spread communication system

Publications (2)

Publication Number Publication Date
DE60306758D1 true DE60306758D1 (de) 2006-08-24
DE60306758T2 DE60306758T2 (de) 2007-07-05

Family

ID=28035599

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003606758 Expired - Lifetime DE60306758T2 (de) 2002-03-20 2003-03-19 Pfad-Diversitäts-Empfangsvorrichtung und Verfahren für ein Spreizspektrum-Kommunikationssystem

Country Status (10)

Country Link
US (1) US7269204B2 (de)
EP (1) EP1492246B1 (de)
JP (1) JP3858985B2 (de)
KR (1) KR100685087B1 (de)
CN (1) CN1303765C (de)
AU (1) AU2003227471A1 (de)
CA (1) CA2479009A1 (de)
DE (1) DE60306758T2 (de)
ES (1) ES2262990T3 (de)
WO (1) WO2003079568A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9020756B2 (en) * 1999-04-23 2015-04-28 Global Locate, Inc. Method and apparatus for processing satellite positioning system signals
US7769076B2 (en) 2001-05-18 2010-08-03 Broadcom Corporation Method and apparatus for performing frequency synchronization
US7006556B2 (en) * 2001-05-18 2006-02-28 Global Locate, Inc. Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference
GB0425401D0 (en) * 2004-11-18 2004-12-22 Koninkl Philips Electronics Nv Apparatus and method for deriving position information
BRPI0520356A2 (pt) * 2005-06-29 2009-09-15 Ericsson Telefon Ab L M métodos e aparelhos para recolher estatìsticas relacionadas com acessos aleatórios detectados em uma célula de uma rede de radiocomunicação celular, e para supervisionar operação de acesso aleatório em uma célula da rede de radiocomunicação celular, programa de computador, rede de radiocomunicação celular
US8116795B2 (en) 2006-02-28 2012-02-14 Nec Corporation Transmission timing control system and method, and mobile station for use therein
JP2011114716A (ja) * 2009-11-27 2011-06-09 Fujitsu Ltd ランダムアクセスチャネル受信装置およびその受信方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3800363B2 (ja) * 1996-12-18 2006-07-26 富士通株式会社 Ｃｄｍａシステム及びその送受信装置及びランダムアクセス方法
JPH10190526A (ja) * 1996-12-26 1998-07-21 Sony Corp 受信装置及び受信方法、並びに無線システムの端末装置
US6643275B1 (en) 1998-05-15 2003-11-04 Telefonaktiebolaget Lm Ericsson (Publ) Random access in a mobile telecommunications system
JP3028804B2 (ja) * 1998-07-03 2000-04-04 日本電気株式会社 Ｃｄｍａ受信方法及び受信回路
JP3320667B2 (ja) * 1998-12-21 2002-09-03 株式会社東芝 スペクトラム拡散無線通信装置
US6785257B1 (en) * 1999-02-24 2004-08-31 Kokusai Electric Co., Ltd. Base station
JP3522178B2 (ja) * 1999-02-24 2004-04-26 株式会社日立国際電気 符号分割多重アクセス基地局
JP3279297B2 (ja) 1999-09-24 2002-04-30 日本電気株式会社 Ｃｄｍａ移動通信受信方式におけるサーチ方法および受信装置
JP3358603B2 (ja) * 1999-11-04 2002-12-24 日本電気株式会社 パスタイミング検出回路及びその検出方法
JP3346415B2 (ja) * 2001-02-14 2002-11-18 日本電気株式会社 移動体通信システムと基地局ならびに通信制御方法

Also Published As

Publication number Publication date
CA2479009A1 (en) 2003-09-25
US7269204B2 (en) 2007-09-11
EP1492246B1 (de) 2006-07-12
JP2003283373A (ja) 2003-10-03
ES2262990T3 (es) 2006-12-01
DE60306758T2 (de) 2007-07-05
CN1643804A (zh) 2005-07-20
EP1492246A1 (de) 2004-12-29
AU2003227471A1 (en) 2003-09-29
JP3858985B2 (ja) 2006-12-20
US20050117631A1 (en) 2005-06-02
CN1303765C (zh) 2007-03-07
KR100685087B1 (ko) 2007-02-22
WO2003079568A1 (en) 2003-09-25
KR20040091749A (ko) 2004-10-28
EP1492246A4 (de) 2005-09-14

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