DE60320664D1 - Erweiterte rake-verzögerungssteuerung - Google Patents

Erweiterte rake-verzögerungssteuerung

Info

Publication number
DE60320664D1
DE60320664D1 DE60320664T DE60320664T DE60320664D1 DE 60320664 D1 DE60320664 D1 DE 60320664D1 DE 60320664 T DE60320664 T DE 60320664T DE 60320664 T DE60320664 T DE 60320664T DE 60320664 D1 DE60320664 D1 DE 60320664D1
Authority
DE
Germany
Prior art keywords
delay control
rake
tracking
available
rake delay
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
DE60320664T
Other languages
English (en)
Other versions
DE60320664T2 (de
Inventor
Andres Reial
Anders Ericsson
Christer Oestberg
Robert Svensson
Johan Nilsson
Hakan Eriksson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of DE60320664D1 publication Critical patent/DE60320664D1/de
Publication of DE60320664T2 publication Critical patent/DE60320664T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7113—Determination of path profile
    • 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
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H04B1/7117—Selection, re-selection, allocation or re-allocation of paths to fingers, e.g. timing offset control of allocated fingers
    • 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
    • H04B2201/70707—Efficiency-related aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Electrotherapy Devices (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Pyrane Compounds (AREA)
  • Valve Device For Special Equipments (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE60320664T 2002-09-18 2003-09-09 Erweiterte rake-verzögerungssteuerung Expired - Lifetime DE60320664T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US41215202P 2002-09-18 2002-09-18
US412152P 2002-09-18
US10/359,857 US7197063B2 (en) 2002-09-18 2003-02-07 Advanced rake delay control
US359857 2003-02-07
PCT/EP2003/009974 WO2004028021A1 (en) 2002-09-18 2003-09-09 Advanced rake delay control

Publications (2)

Publication Number Publication Date
DE60320664D1 true DE60320664D1 (de) 2008-06-12
DE60320664T2 DE60320664T2 (de) 2009-05-28

Family

ID=32033345

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60320664T Expired - Lifetime DE60320664T2 (de) 2002-09-18 2003-09-09 Erweiterte rake-verzögerungssteuerung

Country Status (10)

Country Link
US (1) US7197063B2 (de)
EP (1) EP1547268B1 (de)
JP (1) JP2005539466A (de)
KR (1) KR20050051663A (de)
CN (1) CN100423465C (de)
AT (1) ATE393984T1 (de)
AU (1) AU2003260498A1 (de)
DE (1) DE60320664T2 (de)
ES (1) ES2304543T3 (de)
WO (1) WO2004028021A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7010019B2 (en) * 2002-09-18 2006-03-07 Telefonaktiebolaget Lm Ericsson (Publ) Assessment of delay estimation quality using interference estimates
US7116998B2 (en) * 2003-05-14 2006-10-03 Telefonaktiebolaget L M Ericsson (Publ) Subtractive multipath delay detection
FI116432B (fi) * 2003-05-15 2005-11-15 Elektrobit Testing Oy Menetelmä ja järjestely kanavasimulaation suorittamiseksi
US7272189B2 (en) * 2003-10-11 2007-09-18 Visteon Global Technologies, Inc. Method to determine the presence of multi-carrier signals
US7395079B2 (en) * 2004-05-04 2008-07-01 Telefonaktiebolaget L M Ericsson (Publ) Methods and apparatus for selectively processing information replicas
US7372895B2 (en) * 2004-12-08 2008-05-13 Telefonaktiebolaget Lm Ericsson (Publ) Method of and system for delay estimation with minimized finger allocation
CN101084633B (zh) * 2004-12-17 2011-05-18 华为技术有限公司 多径搜索器、细化处理单元及进行波达方向估计的方法
JP2006180146A (ja) * 2004-12-22 2006-07-06 Nec Corp Ｃｄｍａ受信装置及びそれに用いるパスサーチ方法
US7852902B2 (en) 2005-09-30 2010-12-14 Telefonaktiebolaget L M Ericsson (Publ) Method of and apparatus for multi-path signal component combining
US20090129448A1 (en) * 2006-02-15 2009-05-21 Joshua Lawrence Koslov Apparatus and Method For Generating Scrambling Codes
WO2008056902A1 (en) * 2006-11-09 2008-05-15 Electronics And Telecommunications Research Institute Channel estimation apparatus and method using linear/nonlinear average in wireless telecommunication system
KR100849493B1 (ko) 2006-11-09 2008-07-31 한국전자통신연구원 무선통신 시스템에서의 선형 또는 비선형 평균을 이용한채널 추정 장치 및 그 방법
US7751467B2 (en) * 2006-12-04 2010-07-06 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for selecting signal processing delays based on historical selection data
JP4836829B2 (ja) * 2007-02-26 2011-12-14 富士通株式会社 Ｃｄｍａ方式の基地局で使用される受信装置、パス検出装置、方法及びコンピュータプログラム
CN101622795B (zh) * 2007-03-06 2012-12-26 Nxp股份有限公司 对cdma接收机和cdma通信系统的改进
US20080310485A1 (en) * 2007-06-15 2008-12-18 Qualcomm Incorporated System and methods for controlling modem hardware
JP5120672B2 (ja) * 2010-09-03 2013-01-16 横河電機株式会社 無線ネットワークパス設定装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3031351B2 (ja) * 1998-09-24 2000-04-10 日本電気株式会社 Ｃｄｍａ受信装置及びそれに用いるパス検出方法並びにその制御プログラムを記録した記録媒体
US6560273B1 (en) 1998-10-07 2003-05-06 Ericsson Inc. Delay searcher and delay trackers interaction for new delays assignment to rake fingers
US7184462B1 (en) 1998-12-04 2007-02-27 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for configuring a rake receiver
WO2000052863A1 (fr) * 1999-03-01 2000-09-08 Fujitsu Limited Recepteur amrc
JP2001211101A (ja) * 2000-01-26 2001-08-03 Nec Corp 低消費電力ｃｄｍａ受信機、及びその消費電力低減方法
JP2001308744A (ja) 2000-04-19 2001-11-02 Nec Corp 移動通信復調装置及びその復調方法並びにその制御プログラムを記録した記録媒体
US7065130B1 (en) 2000-10-02 2006-06-20 Telefonaktiebolaget Lm Ericsson (Publ) Searching for signals in a communications system
JP3428637B2 (ja) 2000-11-27 2003-07-22 日本電気株式会社 Ｃｄｍａ受信機のマルチパス検出方法および回路
JP3412622B2 (ja) * 2001-04-18 2003-06-03 日本電気株式会社 Ｃｄｍａ受信装置及びパス保護処理方法
JP2002359576A (ja) * 2001-05-31 2002-12-13 Fujitsu Ltd Ｃｄｍａ受信装置
JP3565269B2 (ja) 2001-08-22 2004-09-15 日本電気株式会社 Ｃｄｍａ受信装置とパスサーチ方法およびプログラム
US7010019B2 (en) 2002-09-18 2006-03-07 Telefonaktiebolaget Lm Ericsson (Publ) Assessment of delay estimation quality using interference estimates

Also Published As

Publication number Publication date
WO2004028021A1 (en) 2004-04-01
US7197063B2 (en) 2007-03-27
US20040203405A1 (en) 2004-10-14
AU2003260498A1 (en) 2004-04-08
KR20050051663A (ko) 2005-06-01
ATE393984T1 (de) 2008-05-15
JP2005539466A (ja) 2005-12-22
DE60320664T2 (de) 2009-05-28
ES2304543T3 (es) 2008-10-16
CN100423465C (zh) 2008-10-01
CN1682460A (zh) 2005-10-12
EP1547268B1 (de) 2008-04-30
EP1547268A1 (de) 2005-06-29

Similar Documents

Publication Publication Date Title
DE60320664D1 (de) Erweiterte rake-verzögerungssteuerung
BR9914324A (pt) Receptor de espectro expandido de sequência direta para operar em um canal de multipercursos e métodos de processar um sinal recebido em um canal de desvanecimento de multipercursos e de inicializar informação de demodulação correspondendo a um percurso de canal
EP1345337A3 (de) Adaptive Antenne einer Basisstation mit Abschätzung der Empfangsrichtung
KR20050090027A (ko) 재구성 가능한 상관기 세트를 이용한 경로 검색기
AU2003264129A1 (en) Assessment of delay estimation quality using interference estimates
EP0884857A3 (de) Interferenzkompensator für ein Direktsequenz-CDMA-Empfänger in einem Mobilfunkübertragungssystem
JP2000031889A5 (de)
US6463048B1 (en) Code generator for multiple rake finger and method of use
TW200614698A (en) Rake-based cdma receivers for multiple receiver antennas
KR100355270B1 (ko) 시분할 방법을 이용하는 핑거와, 이를 구비한 레이크 수신기
KR20030069211A (ko) 확산 스펙트럼 시스템에서 복조 요소의 클러스터를할당하는 방법 및 장치
EP1162756A3 (de) Rake Empfangsgerät
US9209858B2 (en) Method and apparatus for determining uplink noise power in a wireless communication system
HK1062779A2 (en) Node-b/base station rake finger pooling
TW200625840A (en) System and method for reducing rake finger processing
BR0317232A (pt) Método e unidade de recepção para demodular um sinal multi-via em um sistema de comunicação sem fio
WO2004034595A3 (en) Systems, methods of operating, and computer program products for selecting delays for a rake receiver based on signal to interfence ratios and/or powers
EP1501203A4 (de) Empfangsvorrichtung und empfangsverfahren
US9350415B2 (en) Process for assigning a finger of a rake receiver in idle mode, and apparatus for carrying out the process
JP3934438B2 (ja) 無線通信装置
JP2003188774A (ja) 無線通信装置
US7876809B2 (en) Code division multiple access (CDMA) receiving device, and path searching method
EP1154584A1 (de) Mobilfunkgerät und Verfahren zur Zuweisung von Rakefingern und Nachführeinrichtungen
EP1058398A2 (de) Mobiles CDMA Nachrichtenübertragungssystem
Han et al. Implementation of Improved Functional Router Using Embedded Linux System

Legal Events

Date Code Title Description
8364 No opposition during term of opposition