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DE60021019D1 - Spreizspektrumempfänger - Google Patents

Spreizspektrumempfänger

Info

Publication number
DE60021019D1
DE60021019D1 DE60021019T DE60021019T DE60021019D1 DE 60021019 D1 DE60021019 D1 DE 60021019D1 DE 60021019 T DE60021019 T DE 60021019T DE 60021019 T DE60021019 T DE 60021019T DE 60021019 D1 DE60021019 D1 DE 60021019D1
Authority
DE
Germany
Prior art keywords
spread spectrum
spread
spectrum
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
DE60021019T
Other languages
English (en)
Other versions
DE60021019T2 (de
Inventor
Toshiaki Kameno
Keiji Hikosou
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.)
Sharp Corp
Original Assignee
Sharp 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 Sharp Corp filed Critical Sharp Corp
Publication of DE60021019D1 publication Critical patent/DE60021019D1/de
Application granted granted Critical
Publication of DE60021019T2 publication Critical patent/DE60021019T2/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
    • H04B1/7073Synchronisation aspects
    • H04B1/7085Synchronisation aspects using a code tracking loop, e.g. a delay-locked 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
    • H04B1/7113Determination of path profile
    • 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)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
DE2000621019 1999-04-28 2000-04-25 Spreizspektrumempfänger Expired - Lifetime DE60021019T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12152999A JP3464624B2 (ja) 1999-04-28 1999-04-28 スペクトル拡散受信装置
JP12152999 1999-04-28

Publications (2)

Publication Number Publication Date
DE60021019D1 true DE60021019D1 (de) 2005-08-04
DE60021019T2 DE60021019T2 (de) 2006-05-04

Family

ID=14813499

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000621019 Expired - Lifetime DE60021019T2 (de) 1999-04-28 2000-04-25 Spreizspektrumempfänger

Country Status (8)

Country Link
US (1) US6282234B1 (de)
EP (1) EP1049264B1 (de)
JP (1) JP3464624B2 (de)
KR (1) KR100341553B1 (de)
CN (1) CN1145273C (de)
AU (1) AU761193B2 (de)
DE (1) DE60021019T2 (de)
ES (1) ES2243169T3 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3398708B2 (ja) * 2000-05-31 2003-04-21 エヌイーシーマイクロシステム株式会社 スペクトル拡散受信装置
US7443942B2 (en) * 2000-06-15 2008-10-28 Sanyo Electric Co., Ltd. Receiving device and receiving method
US7236500B1 (en) * 2000-12-19 2007-06-26 Intel Corporation Demodulation of multi-user, multi-protocol data in a reconfigurable datapath
JP2002290281A (ja) * 2001-01-16 2002-10-04 Kawasaki Steel Corp Rake受信装置
US6771693B2 (en) * 2001-12-27 2004-08-03 Interdigital Technology Corporation Enhanced rake structure
JP4012444B2 (ja) * 2002-08-06 2007-11-21 松下電器産業株式会社 遅延プロファイル作成方法および遅延プロファイル作成装置
KR100464037B1 (ko) * 2002-10-10 2005-01-03 엘지전자 주식회사 이동통신시스템의 핑거할당방법
JP3943062B2 (ja) * 2003-08-25 2007-07-11 シャープ株式会社 Cdma受信装置、cdma受信方法、cdma受信プログラム、及び、プログラム記録媒体
CN100505572C (zh) * 2003-12-23 2009-06-24 Nxp股份有限公司 执行时间漂移补偿的方法和接收机
JP4809148B2 (ja) * 2006-07-10 2011-11-09 富士通株式会社 無線ネットワーク制御装置及び移動端末のハンドオーバー方法
US7817750B2 (en) * 2007-05-21 2010-10-19 Seiko Epson Corporation Radio receiver including a delay-locked loop (DLL) for phase adjustment
JP4954107B2 (ja) * 2008-01-31 2012-06-13 ルネサスエレクトロニクス株式会社 スペクトル拡散受信装置、rake受信器、及び、rake合成方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5859874A (en) * 1994-05-09 1999-01-12 Globalstar L.P. Multipath communication system optimizer
FR2737362B1 (fr) 1995-07-25 1997-10-10 Matra Communication Procede de selection des retards de propagation retenus pour recevoir des messages transmis par radiocommunication a etalement de spectre
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
CA2210582C (en) * 1996-07-24 2001-01-30 Ntt Mobile Communications Network Inc. Method and apparatus for receiving cdma radio communication
JP2765574B2 (ja) * 1996-12-13 1998-06-18 日本電気株式会社 Cdmaチップ同期回路
JPH10190528A (ja) 1996-12-25 1998-07-21 Matsushita Electric Ind Co Ltd スペクトル拡散受信機
JP2853742B2 (ja) * 1997-06-10 1999-02-03 日本電気株式会社 直接拡散/符号分割多重方式干渉除去受信装置
JP3492177B2 (ja) * 1997-12-15 2004-02-03 松下電器産業株式会社 Cdma方式移動体通信機
JPH11331124A (ja) * 1998-05-12 1999-11-30 Matsushita Electric Ind Co Ltd Cdma方式通信機

Also Published As

Publication number Publication date
AU761193B2 (en) 2003-05-29
EP1049264B1 (de) 2005-06-29
EP1049264A3 (de) 2003-04-16
DE60021019T2 (de) 2006-05-04
ES2243169T3 (es) 2005-12-01
AU3015500A (en) 2000-11-02
CN1145273C (zh) 2004-04-07
KR20000077095A (ko) 2000-12-26
EP1049264A2 (de) 2000-11-02
CN1272729A (zh) 2000-11-08
US6282234B1 (en) 2001-08-28
KR100341553B1 (ko) 2002-06-22
JP3464624B2 (ja) 2003-11-10
JP2000312164A (ja) 2000-11-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition