CN1232051C - 码分多址系统中用于可变数据速率的码分配的方法和设备 - Google Patents

码分多址系统中用于可变数据速率的码分配的方法和设备 Download PDF

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Publication number
CN1232051C
CN1232051C CNB008182892A CN00818289A CN1232051C CN 1232051 C CN1232051 C CN 1232051C CN B008182892 A CNB008182892 A CN B008182892A CN 00818289 A CN00818289 A CN 00818289A CN 1232051 C CN1232051 C CN 1232051C
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China
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code
codes
bit rate
allocated
unavailable
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Expired - Fee Related
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CNB008182892A
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English (en)
Chinese (zh)
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CN1423865A (zh
Inventor
D·伊姆贝尼
R·德贝尔纳迪
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Telefonaktiebolaget LM Ericsson AB
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Telefonaktiebolaget LM Ericsson AB
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    • 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
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2628—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using code-division multiple access [CDMA] or spread spectrum multiple access [SSMA]
    • 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
    • H04J13/20—Allocation of orthogonal codes having an orthogonal variable spreading factor [OVSF]

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
CNB008182892A 1999-11-09 2000-11-07 码分多址系统中用于可变数据速率的码分配的方法和设备 Expired - Fee Related CN1232051C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP99850166.2 1999-11-09
EP99850166A EP1100215A1 (en) 1999-11-09 1999-11-09 Method, apparatus and computer program for code allocation for variable data rates in a CDMA system

Publications (2)

Publication Number Publication Date
CN1423865A CN1423865A (zh) 2003-06-11
CN1232051C true CN1232051C (zh) 2005-12-14

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CNB008182892A Expired - Fee Related CN1232051C (zh) 1999-11-09 2000-11-07 码分多址系统中用于可变数据速率的码分配的方法和设备

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Country Link
US (1) US6876690B1 (enExample)
EP (2) EP1100215A1 (enExample)
JP (1) JP4707912B2 (enExample)
CN (1) CN1232051C (enExample)
AR (1) AR031082A1 (enExample)
AT (1) ATE410838T1 (enExample)
AU (1) AU1427501A (enExample)
CA (1) CA2390718C (enExample)
DE (1) DE60040476D1 (enExample)
TW (1) TW483271B (enExample)
WO (1) WO2001035550A1 (enExample)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1227601A1 (en) * 2001-01-25 2002-07-31 TELEFONAKTIEBOLAGET L M ERICSSON (publ) Downlink scheduling using parallel code trees
US7411899B2 (en) * 2001-04-06 2008-08-12 Samsung Electronics Co. Ltd. Apparatus and method for allocating walsh codes to access terminals in an adaptive antenna array CDMA wireless network
US7012886B2 (en) * 2001-05-16 2006-03-14 Lucent Technologies Inc. Walsh code allocation/de-allocation system
US7020176B2 (en) * 2001-10-30 2006-03-28 Samsung Electronics Co., Ltd. Method and system for downlink channelization code allocation in a UMTS
US7321576B2 (en) * 2001-11-15 2008-01-22 Nokia Corporation Method for compact representation of multi-code signaling in communication systems
US7054294B2 (en) 2001-11-29 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Orthogonal variable spreading code (OVSF) allocation telecommunications network
EP1318626A1 (en) * 2001-12-10 2003-06-11 Mitsubishi Electric Information Technology Centre Europe B.V. Improved method of allocating spreading codes
US8699505B2 (en) 2002-05-31 2014-04-15 Qualcomm Incorporated Dynamic channelization code allocation
US7236512B2 (en) * 2002-09-09 2007-06-26 Qualcomm Incorporated Code channel allocations in a wireless communications system
FR2855008B1 (fr) * 2003-05-12 2005-11-04 Nortel Networks Ltd Procede de controle d'allocation de codes orthogonaux a facteur d'etalement variable dans un reseau radio cellulaire, et equipements de controle pour la mise en oeuvre du procede.
US7933250B2 (en) 2003-06-23 2011-04-26 Qualcomm Incorporated Code channel management in a wireless communications system
KR100575974B1 (ko) * 2003-09-09 2006-05-02 삼성전자주식회사 비동기식 이동통신 시스템에서의 하향링크 채널구분코드할당장치 및 방법
US8072942B2 (en) 2003-11-26 2011-12-06 Qualcomm Incorporated Code channel management in a wireless communications system
EP1714405A4 (en) * 2004-02-14 2008-01-23 Samsung Electronics Co Ltd METHOD OF RE-USING OVSF CODES OF ALLOCATED PHYSICAL CHANNELS FOR TRANSMITTING DATA ON AN EXTENDED UPWARD RANGE ON CDMA
CN1780188A (zh) * 2004-11-25 2006-05-31 松下电器产业株式会社 多速率无线通信系统及其动态码分配方法
JP4270126B2 (ja) * 2004-12-20 2009-05-27 沖電気工業株式会社 符号分割多重通信システム
WO2006085800A1 (en) * 2005-02-11 2006-08-17 Telefonaktiebolaget Lm Ericsson (Publ) Apparatus and method for dynamically assigning orthogonal codes in a radio communication system
US8160629B2 (en) * 2006-09-07 2012-04-17 Airvana, Corp. Controlling reverse link interference in private access points for wireless networking
US8688809B2 (en) 2006-09-07 2014-04-01 Airvana Lp Provisioning private access points for wireless networking
US8078165B2 (en) 2006-09-07 2011-12-13 Airvana, Corp. Configuring preferred user zone lists for private access points for wireless networking
US8229498B2 (en) 2006-12-28 2012-07-24 Airvana, Corp. Assigning code space to portable base stations
US8473647B2 (en) * 2007-09-17 2013-06-25 Apple Inc. Methods and apparatus for decreasing power consumption and bus activity
US8325783B2 (en) 2008-09-23 2012-12-04 Sprint Communications Company L.P. Spreading code optimization based on quality factors
US20100103983A1 (en) * 2008-10-29 2010-04-29 Yi-Pin Wang Root spreading code based assignment for hsdpa

Family Cites Families (11)

* 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
DE69717790T2 (de) * 1996-11-07 2003-09-18 Matsushita Electric Industrial Co., Ltd. Verfahren zur cdma codegenerierung und verfahren zur codeauswahl
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
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
US6333936B1 (en) 1998-04-29 2001-12-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for allocating processing resources
FR2784525B1 (fr) * 1998-10-12 2006-07-28 Cit Alcatel Procede d'allocation de codes orthogonaux dans un systeme de radiocommunications mobiles du type a acces multiple par repartition de codes utilisant des codes de longueur variable
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
DE69927782T2 (de) * 1999-03-10 2006-06-22 Lucent Technologies Inc. Uebertragung von einen Baum der zugeteilten Kodes für ein CDMA system
US6400755B1 (en) * 1999-04-23 2002-06-04 Motorola, Inc. Data transmission within a spread-spectrum communication system

Also Published As

Publication number Publication date
AR031082A1 (es) 2003-09-10
TW483271B (en) 2002-04-11
JP2003514432A (ja) 2003-04-15
JP4707912B2 (ja) 2011-06-22
CA2390718C (en) 2010-06-15
CN1423865A (zh) 2003-06-11
WO2001035550A1 (en) 2001-05-17
EP1228586A1 (en) 2002-08-07
CA2390718A1 (en) 2001-05-17
EP1100215A1 (en) 2001-05-16
AU1427501A (en) 2001-06-06
US6876690B1 (en) 2005-04-05
ATE410838T1 (de) 2008-10-15
DE60040476D1 (de) 2008-11-20
EP1228586B1 (en) 2008-10-08

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