DE69835087D1 - Empfängerarchitektur für ein Mehrfachverwürfelkode CDMA Übertragungsverfahren - Google Patents

Empfängerarchitektur für ein Mehrfachverwürfelkode CDMA Übertragungsverfahren

Info

Publication number
DE69835087D1
DE69835087D1 DE69835087T DE69835087T DE69835087D1 DE 69835087 D1 DE69835087 D1 DE 69835087D1 DE 69835087 T DE69835087 T DE 69835087T DE 69835087 T DE69835087 T DE 69835087T DE 69835087 D1 DE69835087 D1 DE 69835087D1
Authority
DE
Germany
Prior art keywords
transmission method
scrambling code
receiver architecture
cdma transmission
multiple scrambling
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
DE69835087T
Other languages
English (en)
Other versions
DE69835087T2 (de
Inventor
Jens-Uwe Juergensen
Richard Stirling-Gallacher
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.)
Sony Deutschland GmbH
Original Assignee
Sony Deutschland GmbH
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 Sony Deutschland GmbH filed Critical Sony Deutschland GmbH
Publication of DE69835087D1 publication Critical patent/DE69835087D1/de
Application granted granted Critical
Publication of DE69835087T2 publication Critical patent/DE69835087T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0044—OVSF [orthogonal variable spreading factor]
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • 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
    • H04B2201/70703—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation using multiple or variable rates

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
DE69835087T 1998-10-23 1998-10-23 Empfängerarchitektur für ein Mehrfachverwürfelkode CDMA Übertragungsverfahren Expired - Lifetime DE69835087T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98120115A EP0996234B1 (de) 1998-10-23 1998-10-23 Empfängerarchitektur für ein Mehrfachverwürfelkode CDMA Übertragungsverfahren

Publications (2)

Publication Number Publication Date
DE69835087D1 true DE69835087D1 (de) 2006-08-10
DE69835087T2 DE69835087T2 (de) 2007-02-01

Family

ID=8232850

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69835087T Expired - Lifetime DE69835087T2 (de) 1998-10-23 1998-10-23 Empfängerarchitektur für ein Mehrfachverwürfelkode CDMA Übertragungsverfahren

Country Status (3)

Country Link
US (1) US6862314B1 (de)
EP (1) EP0996234B1 (de)
DE (1) DE69835087T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0957604B1 (de) * 1998-05-15 2005-11-30 Sony Deutschland Gmbh Sender und Übertragungsverfahren, die die Flexibilität der Zuordnung von Koden erhöhen
GB9823605D0 (en) 1998-10-29 1998-12-23 Koninkl Philips Electronics Nv Radio communication system
US20020110108A1 (en) 2000-12-07 2002-08-15 Younglok Kim Simple block space time transmit diversity using multiple spreading codes
KR100424538B1 (ko) * 2001-05-29 2004-03-27 엘지전자 주식회사 이동통신시스템에서의 스크램블링 코드 생성 장치 및 방법
US7209511B2 (en) * 2001-08-31 2007-04-24 Ericsson Inc. Interference cancellation in a CDMA receiving system
EP3070856B1 (de) * 2001-09-12 2018-10-24 Intel Deutschland GmbH Drahtlose cdma-systeme
US7010016B2 (en) * 2001-12-19 2006-03-07 Intel Corporation Method and WCDMA receiver for high-rate and low-rate physical channel reception
US20030202563A1 (en) * 2002-04-26 2003-10-30 Arnab Das Rate adaptation and antenna selection in a wireless communication system
KR100461547B1 (ko) * 2002-10-22 2004-12-16 한국전자통신연구원 디에스/시디엠에이 미모 안테나 시스템에서 보다 나은수신 다이버시티 이득을 얻기 위한 전송 시스템
JP4444259B2 (ja) * 2006-10-03 2010-03-31 株式会社エヌ・ティ・ティ・ドコモ 下りリンクスクランブル方法および基地局装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5151919A (en) * 1990-12-17 1992-09-29 Ericsson-Ge Mobile Communications Holding Inc. Cdma subtractive demodulation
WO1995010924A1 (fr) * 1993-10-12 1995-04-20 Ntt Mobile Communications Network Inc. Procede de transmission multistation et recepteur utilise a cet effet
US5414728A (en) * 1993-11-01 1995-05-09 Qualcomm Incorporated Method and apparatus for bifurcating signal transmission over in-phase and quadrature phase spread spectrum communication channels
US5515396A (en) * 1994-02-25 1996-05-07 Motorola, Inc. Method and apparatus for selecting a spreading code in a spectrum spread communication system
JP2655108B2 (ja) * 1994-12-12 1997-09-17 日本電気株式会社 Ｃｄｍａ送受信装置
JP2705623B2 (ja) * 1995-03-22 1998-01-28 日本電気株式会社 ダイバーシチ送受信方法及び送受信機
US6307868B1 (en) * 1995-08-25 2001-10-23 Terayon Communication Systems, Inc. Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
US6005887A (en) * 1996-11-14 1999-12-21 Ericcsson, Inc. Despreading of direct sequence spread spectrum communications signals
US6222875B1 (en) * 1997-07-11 2001-04-24 Telefonaktiebolaget Lm Ericsson (Publ) Low-delay rate detection for variable rate communication systems
US6389000B1 (en) * 1997-09-16 2002-05-14 Qualcomm Incorporated Method and apparatus for transmitting and receiving high speed data in a CDMA communication system using multiple carriers
KR100268135B1 (ko) * 1998-02-17 2000-10-16 이병기 분산 표본 전송을 통한 피엔(pn) 시퀀스의 고속 포착 장치 및 방법
JP3716398B2 (ja) * 1998-03-05 2005-11-16 富士通株式会社 アレーアンテナによる到来方向推定方法及び該方法を用いたｄｓ−ｃｄｍａ受信装置
EP0957604B1 (de) * 1998-05-15 2005-11-30 Sony Deutschland Gmbh Sender und Übertragungsverfahren, die die Flexibilität der Zuordnung von Koden erhöhen
US6501747B1 (en) * 1998-08-20 2002-12-31 Metawave Communications Corporation Manifold assisted channel estimation and demodulation for CDMA systems in fast fading environments

Also Published As

Publication number Publication date
EP0996234B1 (de) 2006-06-28
EP0996234A1 (de) 2000-04-26
US6862314B1 (en) 2005-03-01
DE69835087T2 (de) 2007-02-01

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