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DE60325738D1 - Verfahren zur Ermittlung der Verzögerungen in einem Mehrpfad-Kanal - Google Patents

Verfahren zur Ermittlung der Verzögerungen in einem Mehrpfad-Kanal

Info

Publication number
DE60325738D1
DE60325738D1 DE60325738T DE60325738T DE60325738D1 DE 60325738 D1 DE60325738 D1 DE 60325738D1 DE 60325738 T DE60325738 T DE 60325738T DE 60325738 T DE60325738 T DE 60325738T DE 60325738 D1 DE60325738 D1 DE 60325738D1
Authority
DE
Germany
Prior art keywords
delays
multipath channel
time window
delay
determining
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
DE60325738T
Other languages
English (en)
Inventor
Michael Dipl-Ing Jeschke
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel Lucent SAS
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 Alcatel Lucent SAS filed Critical Alcatel Lucent SAS
Application granted granted Critical
Publication of DE60325738D1 publication Critical patent/DE60325738D1/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
    • H04B1/7073—Synchronisation aspects
    • H04B1/7075—Synchronisation aspects with code phase acquisition
    • H04B1/70754—Setting of search window, i.e. range of code offsets to be searched
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Radio Transmission System (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
DE60325738T 2003-11-22 2003-11-22 Verfahren zur Ermittlung der Verzögerungen in einem Mehrpfad-Kanal Expired - Lifetime DE60325738D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03027017A EP1533912B1 (de) 2003-11-22 2003-11-22 Verfahren zur Ermittlung der Verzögerungen in einem Mehrpfad-Kanal

Publications (1)

Publication Number Publication Date
DE60325738D1 true DE60325738D1 (de) 2009-02-26

Family

ID=34429429

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60325738T Expired - Lifetime DE60325738D1 (de) 2003-11-22 2003-11-22 Verfahren zur Ermittlung der Verzögerungen in einem Mehrpfad-Kanal

Country Status (5)

Country Link
US (1) US7477678B2 (de)
EP (1) EP1533912B1 (de)
CN (1) CN100397802C (de)
AT (1) ATE420497T1 (de)
DE (1) DE60325738D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10345959B4 (de) * 2003-10-02 2005-12-15 Infineon Technologies Ag Betriebssituationsabhängige Ermittlung und Selektion der Übertragungspfade für die Einrichtung von Rake-Fingern von Rake-Empfängereinheiten in Mobilkommunikations-Endgeräten
US20070019585A1 (en) * 2005-07-22 2007-01-25 Industrial Technology Research Institute Apparatus for path selection and signal processing in wireless communications system
US20070021086A1 (en) * 2005-07-22 2007-01-25 Industrial Technology Research Institute Method for path selection and signal processing in wireless communications system
US7801547B2 (en) * 2005-12-22 2010-09-21 Telefonaktiebolaget L M Ericsson (Publ) System and method for determining downlink signaling power in a radio communication network
CN100420329C (zh) * 2006-08-09 2008-09-17 华为技术有限公司 一种上行专用物理信道搜索方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3028804B2 (ja) * 1998-07-03 2000-04-04 日本電気株式会社 Ｃｄｍａ受信方法及び受信回路
US6560273B1 (en) 1998-10-07 2003-05-06 Ericsson Inc. Delay searcher and delay trackers interaction for new delays assignment to rake fingers
US6370183B1 (en) 1998-10-26 2002-04-09 Nortel Networks Limited Predictive rake receiver for CDMA mobile radio systems
JP3322240B2 (ja) * 1999-05-10 2002-09-09 日本電気株式会社 Ｃｄｍａ受信機
ES2162512T3 (es) 1999-06-24 2001-12-16 Cit Alcatel Receptor y metodo para transmision cdma con buscador de caminos mejorado.
JP3387471B2 (ja) * 2000-02-14 2003-03-17 日本電気株式会社 スペクトラム拡散通信方式受信機およびスペクトラム拡散通信のパスサーチ方法
US7224719B1 (en) * 2000-03-31 2007-05-29 Qualcomm, Incorporated Fast acquisition of a pilot signal in a wireless communication device
GB2368238B (en) * 2000-10-17 2004-04-14 Ubinetics Ltd A method of searching a code space
GB2383925A (en) * 2002-01-04 2003-07-09 Ubinetics Ltd Pilot signal detection using varying window sizes
US7142586B2 (en) * 2002-09-18 2006-11-28 Telefonaktiebolaget Lm Ericsson (Publ) Robust delay estimation architecture
US7469024B2 (en) * 2003-09-02 2008-12-23 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for finger placement in rake receiver

Also Published As

Publication number Publication date
CN1619975A (zh) 2005-05-25
US20050111527A1 (en) 2005-05-26
CN100397802C (zh) 2008-06-25
US7477678B2 (en) 2009-01-13
EP1533912A1 (de) 2005-05-25
ATE420497T1 (de) 2009-01-15
EP1533912B1 (de) 2009-01-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition