DE69900409T2 - CDMA-Vielfachzugriffverfahren mit verbesserter Kapazität - Google Patents

CDMA-Vielfachzugriffverfahren mit verbesserter Kapazität

Info

Publication number
DE69900409T2
DE69900409T2 DE69900409T DE69900409T DE69900409T2 DE 69900409 T2 DE69900409 T2 DE 69900409T2 DE 69900409 T DE69900409 T DE 69900409T DE 69900409 T DE69900409 T DE 69900409T DE 69900409 T2 DE69900409 T2 DE 69900409T2
Authority
DE
Germany
Prior art keywords
multiple access
access method
improved capacity
cdma multiple
cdma
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
DE69900409T
Other languages
English (en)
Other versions
DE69900409D1 (de
Inventor
Hikmet Sari
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel 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 Alcatel SA filed Critical Alcatel SA
Application granted granted Critical
Publication of DE69900409D1 publication Critical patent/DE69900409D1/de
Publication of DE69900409T2 publication Critical patent/DE69900409T2/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
    • H04B1/7107—Subtractive interference cancellation
    • H04B1/71075—Parallel interference cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
DE69900409T 1999-04-21 1999-04-21 CDMA-Vielfachzugriffverfahren mit verbesserter Kapazität Expired - Lifetime DE69900409T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99440085A EP1050987B1 (de) 1999-04-21 1999-04-21 CDMA-Vielfachzugriffverfahren mit verbesserter Kapazität

Publications (2)

Publication Number Publication Date
DE69900409D1 DE69900409D1 (de) 2001-12-06
DE69900409T2 true DE69900409T2 (de) 2002-06-27

Family

ID=8242323

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69900409T Expired - Lifetime DE69900409T2 (de) 1999-04-21 1999-04-21 CDMA-Vielfachzugriffverfahren mit verbesserter Kapazität

Country Status (4)

Country Link
US (1) US6434131B1 (de)
EP (1) EP1050987B1 (de)
DE (1) DE69900409T2 (de)
ES (1) ES2166212T3 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3695571B2 (ja) * 1999-07-21 2005-09-14 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ移動通信システムにおけるｃｄｍａ受信装置および受信信号電力測定方法
US6947748B2 (en) 2000-12-15 2005-09-20 Adaptix, Inc. OFDMA with adaptive subcarrier-cluster configuration and selective loading
US8000377B2 (en) * 2004-05-24 2011-08-16 General Dynamics C4 Systems, Inc. System and method for variable rate multiple access short message communications
US9298513B2 (en) * 2004-10-07 2016-03-29 International Business Machines Corporation Method and structure for autonomic application differentiation/specialization
US7573851B2 (en) 2004-12-07 2009-08-11 Adaptix, Inc. Method and system for switching antenna and channel assignments in broadband wireless networks
US9831908B2 (en) * 2012-05-31 2017-11-28 Mediatek Inc. Telecommunications methods facilitating sharing of spreading codes
WO2017106397A1 (en) * 2015-12-15 2017-06-22 William Marsh Rice University Distributed and scalable physical layer and medium access design for uplink multiuser multiple-input, multiple-output (mu-mimo) in wireless local area network (wlan) systems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960003102B1 (ko) * 1993-12-01 1996-03-04 재단법인 한국전자통신연구소 씨.디.엠.에이(cdma) 이동통신 기지국 변조장치의 채널 변조회로 및 그를 이용한 변조장치
JPH07336767A (ja) * 1994-06-10 1995-12-22 Oki Electric Ind Co Ltd 送信装置
US6292476B1 (en) * 1997-04-16 2001-09-18 Qualcomm Inc. Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
ZA961025B (en) * 1995-02-28 1996-07-16 Qualcomm Inc Method and apparatus for providing variable rate data in a communications system using non-orthogonal overflow channels
US5881056A (en) * 1996-08-20 1999-03-09 Lucent Technologies Inc. Method and apparatus of a multi-code code division multiple access receiver having shared accumulator circuits
US6192068B1 (en) * 1996-10-03 2001-02-20 Wi-Lan Inc. Multicode spread spectrum communications system

Also Published As

Publication number Publication date
ES2166212T3 (es) 2002-04-01
US6434131B1 (en) 2002-08-13
DE69900409D1 (de) 2001-12-06
EP1050987B1 (de) 2001-10-31
EP1050987A1 (de) 2000-11-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ALCATEL LUCENT, PARIS, FR