ATE427591T1 - Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg - Google Patents

Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg

Info

Publication number
ATE427591T1
ATE427591T1 AT03748018T AT03748018T ATE427591T1 AT E427591 T1 ATE427591 T1 AT E427591T1 AT 03748018 T AT03748018 T AT 03748018T AT 03748018 T AT03748018 T AT 03748018T AT E427591 T1 ATE427591 T1 AT E427591T1
Authority
AT
Austria
Prior art keywords
path
sirs
delay positions
power values
delays
Prior art date
Application number
AT03748018T
Other languages
English (en)
Inventor
Anders Ericsson
Xiaohui Wang
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE427591T1 publication Critical patent/ATE427591T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Picture Signal Circuits (AREA)
  • Networks Using Active Elements (AREA)
  • Paper (AREA)
AT03748018T 2002-09-20 2003-09-15 Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg ATE427591T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41232102P 2002-09-20 2002-09-20
US10/607,961 US20040072553A1 (en) 2002-09-20 2003-06-27 Methods, systems, and computer program products for selecting delay positions for a RAKE receiver by adjusting the delay positions based on comparisons of signal to interference ratios and/or powers for multi-path signals over time

Publications (1)

Publication Number Publication Date
ATE427591T1 true ATE427591T1 (de) 2009-04-15

Family

ID=32033598

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03748018T ATE427591T1 (de) 2002-09-20 2003-09-15 Verfahren, systeme und computerprogrammprodukte zur auswahl von verzígerungspositionen fur einen rake-empfanger durch einstellung der verzígerungspositionen auf der basis von vergleichen der signal/stírungs-verhaltnisse und/oder leistungen fur mehrwegesignale uber die zeit hinweg

Country Status (6)

Country Link
US (1) US20040072553A1 (de)
EP (1) EP1540842B1 (de)
AT (1) ATE427591T1 (de)
AU (1) AU2003267352A1 (de)
DE (1) DE60326967D1 (de)
WO (1) WO2004028015A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7277474B2 (en) * 2002-11-05 2007-10-02 Analog Devices, Inc. Finger allocation for a path searcher in a multipath receiver
WO2004073159A2 (en) * 2002-11-15 2004-08-26 Tensorcomm, Incorporated Systems and methods for parallel signal cancellation
WO2004047310A2 (en) * 2002-11-15 2004-06-03 Time Domain Corporation A system and method for processing signals in uwb communications
JP4165238B2 (ja) * 2003-01-29 2008-10-15 日本電気株式会社 パスサーチ回路及びその方法ならびにプログラム
WO2005002120A2 (en) * 2003-06-12 2005-01-06 California Institute Of Technology Method and apparatus for network congestion control
US7469024B2 (en) * 2003-09-02 2008-12-23 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for finger placement in rake receiver
US7606295B2 (en) * 2005-02-24 2009-10-20 Interdigital Technology Corporation Generalized rake receiver for wireless communication
US7693241B2 (en) * 2005-10-31 2010-04-06 Qualcomm Incorporated Rake receiver finger assignment based on signal path concentration
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
US20100215083A1 (en) * 2009-02-24 2010-08-26 Elias Jonsson Method for Allocating Rake Fingers in Multi-Carrier Systems
US8861623B2 (en) * 2009-05-27 2014-10-14 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for allocating processing delays in multi-carrier systems
US8442132B2 (en) * 2009-02-24 2013-05-14 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for allocating processing delays in multi-carrier systems
WO2010097397A1 (en) * 2009-02-24 2010-09-02 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for allocating processing delays in multi-carrier systems
CN102594397B (zh) * 2011-01-17 2014-06-11 中兴通讯股份有限公司 一种多径信号处理方法及装置
CN103326742B (zh) * 2012-03-21 2017-02-08 中兴通讯股份有限公司 多径跟踪的方法及装置
CN107592632B (zh) * 2017-08-14 2020-08-18 南京邮电大学 基于时变信道多径延迟特征的无线物理层认证方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5237586A (en) * 1992-03-25 1993-08-17 Ericsson-Ge Mobile Communications Holding, Inc. Rake receiver with selective ray combining
US6005887A (en) * 1996-11-14 1999-12-21 Ericcsson, Inc. Despreading of direct sequence spread spectrum communications signals
US6345078B1 (en) * 1997-07-31 2002-02-05 Lucent Technologies Inc. Finger assignment system for a multiple finger receiver and method thereof
US6078611A (en) * 1997-09-16 2000-06-20 Motorola, Inc. Rake receiver and finger management method for spread spectrum communication
US6370397B1 (en) * 1998-05-01 2002-04-09 Telefonaktiebolaget Lm Ericsson (Publ) Search window delay tracking in code division multiple access communication systems
US6157820A (en) * 1998-06-12 2000-12-05 Ericsson Inc. Pilot strength measurement and multipath delay searcher for CDMA receiver
US6377615B1 (en) * 1999-09-30 2002-04-23 Ericsson Inc. Apparatus and methods for receiving information using variable length accumulation searchers
JP2001111456A (ja) * 1999-10-06 2001-04-20 Nec Corp Ｃｄｍａ受信機及び受信方法
US6922434B2 (en) * 1999-10-19 2005-07-26 Ericsson Inc. Apparatus and methods for finger delay selection in RAKE receivers

Also Published As

Publication number Publication date
AU2003267352A1 (en) 2004-04-08
WO2004028015A1 (en) 2004-04-01
EP1540842A1 (de) 2005-06-15
DE60326967D1 (de) 2009-05-14
US20040072553A1 (en) 2004-04-15
EP1540842B1 (de) 2009-04-01

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