DE60200046D1 - System zur Zuweisung und Freigabe von Walsh-Codes - Google Patents

System zur Zuweisung und Freigabe von Walsh-Codes

Info

Publication number
DE60200046D1
DE60200046D1 DE60200046T DE60200046T DE60200046D1 DE 60200046 D1 DE60200046 D1 DE 60200046D1 DE 60200046 T DE60200046 T DE 60200046T DE 60200046 T DE60200046 T DE 60200046T DE 60200046 D1 DE60200046 D1 DE 60200046D1
Authority
DE
Germany
Prior art keywords
code
desired size
assigning
releasing
walsh codes
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
DE60200046T
Other languages
English (en)
Other versions
DE60200046T2 (de
Inventor
Steven K Meier
Christopher D Palm
Steven M Welsh
John K Burgess
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.)
Nokia of America Corp
Original Assignee
Lucent Technologies 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 Lucent Technologies Inc filed Critical Lucent Technologies Inc
Application granted granted Critical
Publication of DE60200046D1 publication Critical patent/DE60200046D1/de
Publication of DE60200046T2 publication Critical patent/DE60200046T2/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
    • H04J13/16—Code allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/16—Code allocation
    • H04J13/18—Allocation of orthogonal codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H04J13/0048—Walsh

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE60200046T 2001-05-16 2002-05-08 System zur Zuweisung und Freigabe von Walsh-Codes Expired - Lifetime DE60200046T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/858,382 US7012886B2 (en) 2001-05-16 2001-05-16 Walsh code allocation/de-allocation system
US858382 2001-05-16

Publications (2)

Publication Number Publication Date
DE60200046D1 true DE60200046D1 (de) 2003-11-06
DE60200046T2 DE60200046T2 (de) 2004-08-19

Family

ID=25328171

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60200046T Expired - Lifetime DE60200046T2 (de) 2001-05-16 2002-05-08 System zur Zuweisung und Freigabe von Walsh-Codes

Country Status (7)

Country Link
US (1) US7012886B2 (de)
EP (1) EP1261158B1 (de)
JP (1) JP4024588B2 (de)
KR (1) KR100947393B1 (de)
AT (1) ATE251362T1 (de)
CA (1) CA2379720C (de)
DE (1) DE60200046T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7002903B2 (en) * 2001-05-23 2006-02-21 Lucent Technologies Inc. Automatic verification of Walsh code orthogonality
US7596082B2 (en) * 2001-06-07 2009-09-29 Qualcomm Incorporated Method and apparatus for Walsh space assignment in a communication system
US6552996B2 (en) * 2001-09-18 2003-04-22 Interdigital Communications Corporation OVSF code system and methods
US7095710B2 (en) * 2001-12-21 2006-08-22 Qualcomm Decoding using walsh space information
US7003269B2 (en) * 2002-02-20 2006-02-21 Qualcomm Incorporated Method and apparatus for a dedicated physical channel in a wireless communication system
US7236512B2 (en) * 2002-09-09 2007-06-26 Qualcomm Incorporated Code channel allocations in a wireless communications system
KR100662506B1 (ko) 2004-08-04 2006-12-28 한국전자통신연구원 준동기 코드분할다중접속 시스템에서 접속 사용자 수에따른 사용자 부호 결정 장치 및 그 방법과 그를 이용한스크램블링 기반의 사용자 부호 생성/확산 장치 및 그 방법
US20060146758A1 (en) * 2004-12-30 2006-07-06 Harris John M Method to facilitate dynamic allocation of spreading code resources
US7602833B2 (en) * 2005-02-02 2009-10-13 Electronics And Telecommunications Research Institute Apparatus and method for generating spreading code using jacket matrix and code channel spreading device using the same
KR100629475B1 (ko) 2005-02-02 2006-09-27 한국전자통신연구원 재킷 행렬을 이용한 확산 부호 생성 장치 및 방법과 이를이용한 부호 채널 확산 장치
US8081686B2 (en) 2006-05-16 2011-12-20 Alcatel Lucent Scalable spectrum CDMA communication systems and methods with dynamic orthogonal code allocation

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY112371A (en) * 1993-07-20 2001-05-31 Qualcomm Inc System and method for orthogonal spread spectrum sequence generation in variable data rate systems
JP3409628B2 (ja) * 1996-06-19 2003-05-26 株式会社エヌ・ティ・ティ・ドコモ Ｃｄｍａ通信方法およびグループ拡散変調器
JP3317866B2 (ja) 1996-12-20 2002-08-26 富士通株式会社 スペクトル拡散通信システム
US6108369A (en) * 1997-07-11 2000-08-22 Telefonaktiebolaget Lm Ericsson Channelization code allocation for radio communication systems
US6700881B1 (en) * 1998-03-02 2004-03-02 Samsung Electronics Co., Ltd. Rate control device and method for CDMA communication system
JP2878265B1 (ja) 1998-03-16 1999-04-05 三菱電機株式会社 符号割当装置並びにその方法
BRPI9909023B1 (pt) * 1998-03-23 2017-03-28 Samsung Electronics Co Ltd dispositivo de controle de potência e método de controle de um canal comum de enlace inverso num sistema de comunicação cdma
US6724813B1 (en) * 1998-10-14 2004-04-20 Telefonaktiebolaget Lm Ericsson (Publ) Implicit resource allocation in a communication system
US6163524A (en) 1998-10-19 2000-12-19 Telefonaktiebolaget Lm Ericsson (Publ) Code allocation in CDMA
US6233231B1 (en) * 1998-12-03 2001-05-15 Motorola, Inc. Data transmission within a spread-spectrum communication system
US6088347A (en) * 1999-03-10 2000-07-11 Massachusetts Institute Of Technology Variable chip rate code-division multiple access
US6556549B1 (en) * 1999-07-02 2003-04-29 Qualcomm Incorporated Method and apparatus for signal combining in a high data rate communication system
US6704328B1 (en) * 1999-07-26 2004-03-09 Nortel Networks, Limited Signalling scheme and messaging structure to support the smoothing of large bit rate transmissions
KR100346227B1 (ko) * 1999-09-18 2002-08-01 삼성전자 주식회사 부호분할다중접속 이동통신시스템에서의 잡음전력 추정장치 및방법
EP1100215A1 (de) * 1999-11-09 2001-05-16 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Verfahren, Vorrichtung und Rechnerprogramm zur Kodezuweisung für variable Datenraten in einem CDMA-system
ATE471048T1 (de) * 1999-12-01 2010-06-15 Lg Electronics Inc Verfahren zur erzeugung und übertragung von optimalen zellidentitätskodes
WO2001041343A1 (en) * 1999-12-02 2001-06-07 Samsung Electronics Co., Ltd Apparatus and method for transmitting and receiving data in a cdma communication system
US6714526B2 (en) * 2000-12-15 2004-03-30 Qualcomm Incorporated Method and apparatus for code assignment in a spread spectrum wireless communication system
US6907060B2 (en) * 2001-04-03 2005-06-14 Accton Technology Corporation Method for generating OVSF codes in CDMA multi-rate system
US6982946B2 (en) * 2001-04-05 2006-01-03 Telefonaktiebolaget Lm Ericsson (Publ) Partly orthogonal multiple code trees

Also Published As

Publication number Publication date
CA2379720C (en) 2005-12-27
DE60200046T2 (de) 2004-08-19
US20020172168A1 (en) 2002-11-21
EP1261158A1 (de) 2002-11-27
JP2002353937A (ja) 2002-12-06
KR100947393B1 (ko) 2010-03-12
JP4024588B2 (ja) 2007-12-19
KR20020087887A (ko) 2002-11-23
US7012886B2 (en) 2006-03-14
ATE251362T1 (de) 2003-10-15
EP1261158B1 (de) 2003-10-01
CA2379720A1 (en) 2002-11-16

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Legal Events

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