JP4663123B2 - Ｃｄｍａシステムにおけるソフトハンドオーバーと関連する符号割当 - Google Patents

Ｃｄｍａシステムにおけるソフトハンドオーバーと関連する符号割当 Download PDF

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Publication number
JP4663123B2
JP4663123B2 JP2000600435A JP2000600435A JP4663123B2 JP 4663123 B2 JP4663123 B2 JP 4663123B2 JP 2000600435 A JP2000600435 A JP 2000600435A JP 2000600435 A JP2000600435 A JP 2000600435A JP 4663123 B2 JP4663123 B2 JP 4663123B2
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JP
Japan
Prior art keywords
base transceiver
spreading factor
transceiver station
code
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
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JP2000600435A
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English (en)
Japanese (ja)
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JP2002537737A5 (enExample
JP2002537737A (ja
Inventor
アンティ トスカーラ
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Nokia Oyj
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Nokia Oyj
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Publication date
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Publication of JP2002537737A publication Critical patent/JP2002537737A/ja
Publication of JP2002537737A5 publication Critical patent/JP2002537737A5/ja
Application granted granted Critical
Publication of JP4663123B2 publication Critical patent/JP4663123B2/ja
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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
    • 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]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/16—Performing reselection for specific purposes
    • H04W36/18—Performing reselection for specific purposes for allowing seamless reselection, e.g. soft reselection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Communication Control (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Vehicle Body Suspensions (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2000600435A 1999-02-19 2000-02-16 Ｃｄｍａシステムにおけるソフトハンドオーバーと関連する符号割当 Expired - Lifetime JP4663123B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI990363A FI107866B (fi) 1999-02-19 1999-02-19 Koodin allokointi pehmeän solunvaihdon yhteydessä CDMA-järjestelmässä
FI990363 1999-02-19
PCT/FI2000/000120 WO2000049816A2 (en) 1999-02-19 2000-02-16 Code allocation in connection with soft handover in cdma system

Publications (3)

Publication Number Publication Date
JP2002537737A JP2002537737A (ja) 2002-11-05
JP2002537737A5 JP2002537737A5 (enExample) 2006-11-09
JP4663123B2 true JP4663123B2 (ja) 2011-03-30

Family

ID=8553872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000600435A Expired - Lifetime JP4663123B2 (ja) 1999-02-19 2000-02-16 Ｃｄｍａシステムにおけるソフトハンドオーバーと関連する符号割当

Country Status (11)

Country Link
US (1) US7079510B1 (enExample)
EP (1) EP1078544B1 (enExample)
JP (1) JP4663123B2 (enExample)
CN (1) CN1310556C (enExample)
AT (1) ATE237913T1 (enExample)
AU (1) AU766784B2 (enExample)
DE (1) DE60002138T2 (enExample)
ES (1) ES2195865T3 (enExample)
FI (1) FI107866B (enExample)
NO (1) NO324978B1 (enExample)
WO (1) WO2000049816A2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6693952B1 (en) * 1999-03-16 2004-02-17 Lucent Technologies Inc. Dynamic code allocation for downlink shared channels
US6741577B1 (en) * 1999-11-29 2004-05-25 Koninklijke Philips Electronics N.V. Inter-frequency handover in wireless CDMA systems
GB2378857B (en) * 2001-08-18 2005-06-29 Motorola Inc Code assignment in cellular communications systems
US7020176B2 (en) * 2001-10-30 2006-03-28 Samsung Electronics Co., Ltd. Method and system for downlink channelization code allocation in a UMTS
US7302238B2 (en) * 2003-04-25 2007-11-27 Samsung Electronics Co., Ltd. Transmit diversity system, method and computer program product
US7280581B2 (en) * 2003-05-12 2007-10-09 Lucent Technologies Inc. Method of adaptive Walsh code allocation
US8072942B2 (en) * 2003-11-26 2011-12-06 Qualcomm Incorporated Code channel management in a wireless communications system
US8446417B2 (en) * 2004-06-25 2013-05-21 Nvidia Corporation Discrete graphics system unit for housing a GPU
US8941668B2 (en) * 2004-06-25 2015-01-27 Nvidia Corporation Method and system for a scalable discrete graphics system
US8411093B2 (en) * 2004-06-25 2013-04-02 Nvidia Corporation Method and system for stand alone graphics independent of computer system form factor
CN100373839C (zh) * 2004-12-23 2008-03-05 北京北方烽火科技有限公司 Wcdma系统无线网络控制器执行的下行扩频码分配方法
US8284652B2 (en) * 2008-10-28 2012-10-09 Qualcomm Incorporated Enhanced forward link transmission

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6185246B1 (en) * 1994-09-21 2001-02-06 Qualcomm Incorporated System and method for orthogonal spread spectrum sequence generation in variable data rate systems
DE69717790T2 (de) 1996-11-07 2003-09-18 Matsushita Electric Industrial Co., Ltd. Verfahren zur cdma codegenerierung und verfahren zur codeauswahl
JPH10262274A (ja) * 1997-03-19 1998-09-29 Fujitsu Ltd 移動局及びソフトハンドオフ方法
JPH114211A (ja) * 1997-04-15 1999-01-06 Matsushita Electric Ind Co Ltd スペクトル拡散通信システム
US6073021A (en) * 1997-05-30 2000-06-06 Lucent Technologies, Inc. Robust CDMA soft handoff
US6108369A (en) 1997-07-11 2000-08-22 Telefonaktiebolaget Lm Ericsson Channelization code allocation for radio communication systems
US6141542A (en) * 1997-07-31 2000-10-31 Motorola, Inc. Method and apparatus for controlling transmit diversity in a communication system
US6175587B1 (en) * 1997-12-30 2001-01-16 Motorola, Inc. Communication device and method for interference suppression in a DS-CDMA system
US5956641A (en) * 1998-03-30 1999-09-21 Motorola, Inc. System and method for facilitating a handoff of at least one mobile unit in a telecommunication system
FI106896B (fi) * 1998-07-22 2001-04-30 Nokia Networks Oy Tiedonsiirtomenetelmä, radioverkkoalijärjestelmä ja tilaajapäätelaite
US6163524A (en) 1998-10-19 2000-12-19 Telefonaktiebolaget Lm Ericsson (Publ) Code allocation in CDMA
US6339646B1 (en) * 1998-11-03 2002-01-15 Telefonaktiebolaget Lm Ericsson Slotted mode code usage in a cellular communications system
US6233231B1 (en) * 1998-12-03 2001-05-15 Motorola, Inc. Data transmission within a spread-spectrum communication system
US6526065B1 (en) * 1999-01-21 2003-02-25 Industrial Technology Research Institute Code management system and method for CDMA communication networks

Also Published As

Publication number Publication date
ES2195865T3 (es) 2003-12-16
EP1078544A2 (en) 2001-02-28
AU766784B2 (en) 2003-10-23
ATE237913T1 (de) 2003-05-15
WO2000049816A3 (en) 2000-11-30
AU2675000A (en) 2000-09-04
NO324978B1 (no) 2008-01-14
DE60002138D1 (de) 2003-05-22
WO2000049816A2 (en) 2000-08-24
NO20005238L (no) 2000-10-18
NO20005238D0 (no) 2000-10-18
CN1310556C (zh) 2007-04-11
CN1300513A (zh) 2001-06-20
US7079510B1 (en) 2006-07-18
EP1078544B1 (en) 2003-04-16
FI990363A0 (fi) 1999-02-19
FI990363A7 (fi) 2000-08-20
FI107866B (fi) 2001-10-15
DE60002138T2 (de) 2003-12-11
JP2002537737A (ja) 2002-11-05

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