DE60033389D1 - Datenübertragung in einem spreitzspektrum-kommunikationssystem - Google Patents

Datenübertragung in einem spreitzspektrum-kommunikationssystem

Info

Publication number
DE60033389D1
DE60033389D1 DE60033389T DE60033389T DE60033389D1 DE 60033389 D1 DE60033389 D1 DE 60033389D1 DE 60033389 T DE60033389 T DE 60033389T DE 60033389 T DE60033389 T DE 60033389T DE 60033389 D1 DE60033389 D1 DE 60033389D1
Authority
DE
Germany
Prior art keywords
communication system
data transmission
spectrum communication
spreading spectrum
spreading
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 - Fee Related
Application number
DE60033389T
Other languages
English (en)
Other versions
DE60033389T2 (de
Inventor
M Harris
Rajesh Pazhyannur
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.)
Motorola Solutions Inc
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Publication of DE60033389D1 publication Critical patent/DE60033389D1/de
Application granted granted Critical
Publication of DE60033389T2 publication Critical patent/DE60033389T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0015—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy
    • H04L1/0019—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the adaptation strategy in which mode-switching is based on a statistical approach
    • H04L1/002—Algorithms with memory of the previous states, e.g. Markovian models
    • 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
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0025—Transmission of mode-switching indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/08—Arrangements for detecting or preventing errors in the information received by repeating transmission, e.g. Verdan system
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Artificial Intelligence (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Mobile Radio Communication Systems (AREA)
DE60033389T 1999-04-23 2000-04-19 Datenübertragung in einem spreitzspektrum-kommunikationssystem Expired - Fee Related DE60033389T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US298422 1999-04-23
US09/298,422 US6400755B1 (en) 1999-04-23 1999-04-23 Data transmission within a spread-spectrum communication system
PCT/US2000/010630 WO2000064373A1 (en) 1999-04-23 2000-04-19 Data transmission within a spread-spectrum communication system

Publications (2)

Publication Number Publication Date
DE60033389D1 true DE60033389D1 (de) 2007-03-29
DE60033389T2 DE60033389T2 (de) 2007-10-31

Family

ID=23150455

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60033389T Expired - Fee Related DE60033389T2 (de) 1999-04-23 2000-04-19 Datenübertragung in einem spreitzspektrum-kommunikationssystem

Country Status (6)

Country Link
US (1) US6400755B1 (de)
EP (1) EP1187574B1 (de)
JP (1) JP4383680B2 (de)
KR (1) KR100461706B1 (de)
DE (1) DE60033389T2 (de)
WO (1) WO2000064373A1 (de)

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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
FR2794314B1 (fr) 1999-05-31 2004-12-24 Korea Electronics Telecomm Dispositif et procede de modulation d'un message de donnees en utilisant des codes de facteur d'etalement variable orthogonal (ovsf) dans un systeme de telecommunications du service mobile
KR100396653B1 (ko) * 1999-12-30 2003-09-02 엘지전자 주식회사 다중 칩 레이트를 위한 이동 통신 시스템의 전송 방법
US6885691B1 (en) * 1999-08-02 2005-04-26 Lg Information & Communications, Ltd. Scrambling codes and channelization codes for multiple chip rate signals in CDMA cellular mobile radio communication system
US6804211B1 (en) * 1999-08-03 2004-10-12 Wi-Lan Inc. Frame structure for an adaptive modulation wireless communication system
US6717926B1 (en) * 1999-09-13 2004-04-06 Nokia Corporation Apparatus and associated method, by which to transmit beacon signals in a radio communication system
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
KR100354337B1 (ko) * 1999-12-04 2002-09-28 한국과학기술원 대역 확산 통신 방식에서의 확산 변조 방식을 이용한송수신방식 및 송수신장치
US6680902B1 (en) * 2000-01-20 2004-01-20 Nortel Networks Limited Spreading code selection process for equalization in CDMA communications systems
DE10003734A1 (de) * 2000-01-28 2001-08-02 Bosch Gmbh Robert Detektionsverfahren und -vorrichtung
WO2001061878A1 (en) * 2000-02-17 2001-08-23 Samsung Electronics Co., Ltd. Apparatus and method for assigning a common packet channel in a cdma communication system
JP2002016531A (ja) * 2000-06-27 2002-01-18 Nec Corp Ｃｄｍａ通信方式及びその方法
KR100649300B1 (ko) 2000-11-07 2006-11-24 주식회사 케이티 통신 시스템에서의 적응적인 데이터 전송 방법 및 그 장치
CA2853156C (en) 2000-11-15 2015-03-24 Wi-Lan, Inc. Improved frame structure for a communication system using adaptive modulation
US7006464B1 (en) * 2000-11-17 2006-02-28 Lucent Technologies Inc. Downlink and uplink channel structures for downlink shared channel system
US7167502B1 (en) * 2000-11-22 2007-01-23 Skyworks Solutions, Inc. Zero-overhead symbol rate adaptation system for OVSF code
US8009667B1 (en) * 2001-01-16 2011-08-30 Wi—LAN, Inc. Packing source data packets into transporting packets with fragmentation
US7006483B2 (en) 2001-02-23 2006-02-28 Ipr Licensing, Inc. Qualifying available reverse link coding rates from access channel power setting
US7301984B2 (en) * 2001-05-08 2007-11-27 Sony Corporation Wireless communication system using an impulse signal train, a wireless transmission apparatus, a wireless reception apparatus, a wireless transmission method, and a wireless reception method
CA2397428C (en) * 2001-08-11 2009-02-03 Samsung Electronics Co., Ltd. Method for transmitting/receiving information about orthogonal variable spreading factor codes assigned to user data in a high speed data packet access communication system
US6552996B2 (en) * 2001-09-18 2003-04-22 Interdigital Communications Corporation OVSF code system and methods
US7054294B2 (en) 2001-11-29 2006-05-30 Telefonaktiebolaget Lm Ericsson (Publ) Orthogonal variable spreading code (OVSF) allocation telecommunications network
JP3989298B2 (ja) * 2002-05-22 2007-10-10 株式会社エヌ・ティ・ティ・ドコモ ランダムアクセス方法、無線局及びｃｄｍａパケット通信システム
EP1527582B9 (de) * 2002-07-18 2009-03-25 Interdigital Technology Corporation Zuteilung von orthogonalen kodes mit variablen spreizfaktoren (ovsf)
US6836226B2 (en) * 2002-11-12 2004-12-28 Pulse-Link, Inc. Ultra-wideband pulse modulation system and method
US7095725B2 (en) 2002-12-19 2006-08-22 Qualcomm Incorporated Method and apparatus for data transmission on a reverse link in a communication system
JP3993108B2 (ja) * 2003-01-17 2007-10-17 ソニー・エリクソン・モバイルコミュニケーションズ株式会社 無線通信方法及び無線通信端末
US7611480B2 (en) 2003-04-24 2009-11-03 Levy Mark M Gastrointestinal bioreactor
US7065365B2 (en) * 2003-09-30 2006-06-20 Interdigital Technology Corporation Code tree fragmentation in call admission control
US20050271150A1 (en) * 2004-06-07 2005-12-08 Steve Moore Digital modulation system and method
WO2006027010A1 (en) * 2004-09-10 2006-03-16 Telecom Italia S.P.A. Method and system for managing radio resources in mobile communication networks, related network and computer program product therefor
CN101807980A (zh) 2004-12-23 2010-08-18 韩国电子通信研究院 用于生成发送数据的帧的发送器的方法及发送器
US20070047489A1 (en) * 2005-08-26 2007-03-01 Bachl Rainer W Handoffs in wireless communications network incorporating voice over IP using shared supplemental spreading codes
US8688809B2 (en) 2006-09-07 2014-04-01 Airvana Lp Provisioning private access points for wireless networking
US8160629B2 (en) * 2006-09-07 2012-04-17 Airvana, Corp. Controlling reverse link interference in 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
KR100859724B1 (ko) * 2007-05-28 2008-09-23 한국전자통신연구원 인체 통신 시스템에서 데이터 속도가 변하는 신호 송신 및수신 장치 및 방법
KR100994982B1 (ko) * 2008-02-01 2010-11-19 한국전자통신연구원 확산부호의 주파수 기저대역을 선택하는 방법, 이를 이용한적응형 주파수 선택적 스프레더 및 이를 이용한 송수신장치
KR100953564B1 (ko) * 2008-03-11 2010-04-21 한국전자통신연구원 주파수 선택적 기저대역을 사용하는 변복조 장치 및 이를이용한 송수신 장치
US8331417B2 (en) * 2010-04-20 2012-12-11 Los Alamos National Security, Llc Energy efficiency in wireless communication systems
EP3602877B1 (de) 2017-03-22 2022-02-16 Convida Wireless, LLC Vorrichtung und verfahren für drahtlose telekommunikation

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MY112371A (en) * 1993-07-20 2001-05-31 Qualcomm Inc System and method for orthogonal spread spectrum sequence generation in variable data rate systems
ZA947317B (en) * 1993-09-24 1995-05-10 Qualcomm Inc Multirate serial viterbi decoder for code division multiple access system applications
WO1995012943A1 (en) * 1993-11-01 1995-05-11 Qualcomm Incorporated Method and apparatus for the transmission of variable rate digital data
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
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
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

Also Published As

Publication number Publication date
EP1187574B1 (de) 2007-02-14
EP1187574A4 (de) 2002-11-06
WO2000064373A1 (en) 2000-11-02
KR100461706B1 (ko) 2004-12-14
DE60033389T2 (de) 2007-10-31
KR20010112451A (ko) 2001-12-20
EP1187574A1 (de) 2002-03-20
JP2002542746A (ja) 2002-12-10
US6400755B1 (en) 2002-06-04
JP4383680B2 (ja) 2009-12-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee