DE69532190D1 - Verfahren und anordnung zum empfangen eines code-division-multiplexsignals - Google Patents

Verfahren und anordnung zum empfangen eines code-division-multiplexsignals

Info

Publication number
DE69532190D1
DE69532190D1 DE69532190T DE69532190T DE69532190D1 DE 69532190 D1 DE69532190 D1 DE 69532190D1 DE 69532190 T DE69532190 T DE 69532190T DE 69532190 T DE69532190 T DE 69532190T DE 69532190 D1 DE69532190 D1 DE 69532190D1
Authority
DE
Germany
Prior art keywords
arrangement
receiving
code division
division multiplex
multiplex signal
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
DE69532190T
Other languages
English (en)
Other versions
DE69532190T2 (de
Inventor
Yoshinori Miki
Mamoru Sawahashi
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.)
NTT Docomo Inc
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Mobile Communications Networks Inc
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 Nippon Telegraph and Telephone Corp, NTT Mobile Communications Networks Inc filed Critical Nippon Telegraph and Telephone Corp
Publication of DE69532190D1 publication Critical patent/DE69532190D1/de
Application granted granted Critical
Publication of DE69532190T2 publication Critical patent/DE69532190T2/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
    • H04B1/7097—Interference-related aspects
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
DE69532190T 1994-06-23 1995-06-20 Verfahren und anordnung zum empfangen eines code-division-multiplexsignals Expired - Lifetime DE69532190T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP14183394 1994-06-23
JP14183394 1994-06-23
PCT/JP1995/001222 WO1996000470A1 (fr) 1994-06-23 1995-06-20 Procede et dispositif de reception de signaux multiplexes a division de code

Publications (2)

Publication Number Publication Date
DE69532190D1 true DE69532190D1 (de) 2004-01-08
DE69532190T2 DE69532190T2 (de) 2004-08-12

Family

ID=15301203

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69532190T Expired - Lifetime DE69532190T2 (de) 1994-06-23 1995-06-20 Verfahren und anordnung zum empfangen eines code-division-multiplexsignals

Country Status (5)

Country Link
EP (1) EP0721264B1 (de)
CN (1) CN1059529C (de)
CA (1) CA2162569A1 (de)
DE (1) DE69532190T2 (de)
WO (1) WO1996000470A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI98108C (fi) * 1995-05-17 1997-04-10 Nokia Mobile Phones Ltd Menetelmä yhteyden laadun arvioimiseksi ja vastaanotin
JP2934185B2 (ja) * 1996-03-15 1999-08-16 松下電器産業株式会社 Ｃｄｍａセルラ無線基地局装置および移動局装置および送信方法
JPH1051354A (ja) * 1996-05-30 1998-02-20 N T T Ido Tsushinmo Kk Ｄｓ−ｃｄｍａ伝送方法
US6249541B1 (en) 1996-11-29 2001-06-19 Mitsubishi Denki Kabushiki Kaisha Apparatus for removing shared waves
JP3441636B2 (ja) 1997-11-21 2003-09-02 株式会社エヌ・ティ・ティ・ドコモ チャネル推定値を求める装置および方法、受信装置ならびに伝送システム
JP3441638B2 (ja) 1997-12-18 2003-09-02 株式会社エヌ・ティ・ティ・ドコモ チャネル推定値を求める装置および方法
JP3029031B2 (ja) * 1998-09-03 2000-04-04 日本電気株式会社 内挿同期検波方法と無線通信システム
US6515980B1 (en) * 1999-09-22 2003-02-04 Ericsson Inc. Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
US6760366B1 (en) 1999-11-29 2004-07-06 Qualcomm Incorporated Method and apparatus for pilot search using a matched filter
US6314131B1 (en) * 2000-03-24 2001-11-06 Cadence Design Systems, Inc. Method and system for channel estimation using multi-slot averaged interpolation
US6947748B2 (en) 2000-12-15 2005-09-20 Adaptix, Inc. OFDMA with adaptive subcarrier-cluster configuration and selective loading
CN1312660C (zh) * 2002-04-22 2007-04-25 皇家飞利浦电子股份有限公司 信号合成方法和设备
NZ524929A (en) 2003-03-25 2005-11-25 Ind Res Ltd Method and apparatus for improving the performance of pilot symbol assisted receivers in the presence of narrowband interference
US7428260B2 (en) 2003-10-30 2008-09-23 Marvell World Trade Ltd. Unified MMSE equalization and multi-user detection approach for use in a CDMA system
DE102005053301B3 (de) * 2005-11-09 2007-02-22 Atmel Germany Gmbh Detektionseinheit und Verfahren zur Detektion von Datensymbolen
US8867662B2 (en) 2008-03-31 2014-10-21 Qualcomm Incorporated Multidimensional constellations for coded transmission
US8175135B1 (en) 2008-11-25 2012-05-08 Marvell International Ltd. Equalizer with adaptive noise loading
US8599677B2 (en) 2009-05-04 2013-12-03 Qualcomm Incorporated Method and system for multi-user detection using two-stage processing
US9344303B1 (en) 2012-01-04 2016-05-17 Marvell International Ltd. Adaptive signal covariance estimation for MMSE equalization
US9660743B1 (en) 2014-08-27 2017-05-23 Marvell International Ltd. Channel estimation by searching over channel response candidates having dominant components
CN113611266B (zh) * 2021-07-08 2023-10-31 北京小唱科技有限公司 适用于多人k歌的音频同步方法、装置及存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5227124A (en) * 1975-08-28 1977-03-01 Kawakita Kogyo Kk Cup urging back and lumber support of driver's seat back
JPH05227124A (ja) * 1992-02-10 1993-09-03 Sharp Corp 符号分割多元アクセス通信方式
US5341395A (en) * 1992-11-24 1994-08-23 At&T Bell Laboratories Data recovery technique for asynchronous CDMA systems
US5345468A (en) * 1992-12-16 1994-09-06 At&T Bell Laboratories Despreading technique for CDMA systems

Also Published As

Publication number Publication date
EP0721264A4 (de) 1997-11-05
EP0721264B1 (de) 2003-11-26
EP0721264A1 (de) 1996-07-10
CN1059529C (zh) 2000-12-13
WO1996000470A1 (fr) 1996-01-04
DE69532190T2 (de) 2004-08-12
CA2162569A1 (en) 1995-12-24
CN1126010A (zh) 1996-07-03

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