ATE472866T1 - Verfahren und vorrichtung zur störsignalcodeleistungs- und rauschvarianz schätzung - Google Patents

Verfahren und vorrichtung zur störsignalcodeleistungs- und rauschvarianz schätzung

Info

Publication number
ATE472866T1
ATE472866T1 AT02773449T AT02773449T ATE472866T1 AT E472866 T1 ATE472866 T1 AT E472866T1 AT 02773449 T AT02773449 T AT 02773449T AT 02773449 T AT02773449 T AT 02773449T AT E472866 T1 ATE472866 T1 AT E472866T1
Authority
AT
Austria
Prior art keywords
noise variance
signal code
code power
variance estimation
injury signal
Prior art date
Application number
AT02773449T
Other languages
English (en)
Inventor
Younglok Kim
Jung-Lin Pan
Ariela Zeira
Original Assignee
Interdigital Tech Corp
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
Priority claimed from US10/171,285 external-priority patent/US6816470B2/en
Application filed by Interdigital Tech Corp filed Critical Interdigital Tech Corp
Application granted granted Critical
Publication of ATE472866T1 publication Critical patent/ATE472866T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00—Administration; Management
    • G06Q10/10—Office automation; Time management
    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71055—Joint detection techniques, e.g. linear detectors using minimum mean squared error [MMSE] detector
    • 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
    • H04B1/7103—Interference-related aspects the interference being multiple access interference
    • H04B1/7105—Joint detection techniques, e.g. linear detectors
    • H04B1/71057—Joint detection techniques, e.g. linear detectors using maximum-likelihood sequence estimation [MLSE]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Quality & Reliability (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Human Resources & Organizations (AREA)
  • Marketing (AREA)
  • General Business, Economics & Management (AREA)
  • Data Mining & Analysis (AREA)
  • Operations Research (AREA)
  • Power Engineering (AREA)
  • Tourism & Hospitality (AREA)
  • Physics & Mathematics (AREA)
  • Economics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
AT02773449T 2001-09-18 2002-09-17 Verfahren und vorrichtung zur störsignalcodeleistungs- und rauschvarianz schätzung ATE472866T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US32291701P 2001-09-18 2001-09-18
US10/171,285 US6816470B2 (en) 2001-09-18 2002-06-13 Method and apparatus for interference signal code power and noise variance estimation
PCT/US2002/029553 WO2003025513A2 (en) 2001-09-18 2002-09-17 Method and apparatus for interference signal code power and noise variance estimation

Publications (1)

Publication Number Publication Date
ATE472866T1 true ATE472866T1 (de) 2010-07-15

Family

ID=26866922

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02773449T ATE472866T1 (de) 2001-09-18 2002-09-17 Verfahren und vorrichtung zur störsignalcodeleistungs- und rauschvarianz schätzung

Country Status (8)

Country Link
EP (1) EP1428338B1 (de)
JP (1) JP3853790B2 (de)
CN (1) CN100362778C (de)
AT (1) ATE472866T1 (de)
AU (1) AU2002336591A1 (de)
DE (1) DE60236878D1 (de)
TW (1) TW545810U (de)
WO (1) WO2003025513A2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6928104B2 (en) * 2002-07-18 2005-08-09 Interdigital Technology Corporation Scaling using gain factors for use in data detection for wireless code division multiple access communication systems
JP5009805B2 (ja) * 2004-11-15 2012-08-22 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 移動端末に関する装置の高速移動状態を検出する方法及び装置
GB0519051D0 (en) 2005-09-19 2005-10-26 Nokia Corp Search algorithm
KR100862529B1 (ko) * 2007-06-19 2008-10-09 에스케이 텔레콤주식회사 Τｄｄ 기반 ｃｄｍａ 시스템에서 적응형 결합 채널 추정방법 및 그 시스템
WO2009118700A1 (en) * 2008-03-26 2009-10-01 Nxp B.V. System and method for high performance finite-sample-based noise variance estimation for td-scdma

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5263033A (en) * 1990-06-22 1993-11-16 At&T Bell Laboratories Joint data and channel estimation using fast blind trellis search
US5278871A (en) * 1992-03-19 1994-01-11 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a receiver
FR2708162B1 (fr) * 1993-07-20 1995-09-01 Alcatel Mobile Comm France Procédé pour déterminer la longueur optimale d'un bloc de données dans un système de communication à accès multiple à répartition dans le temps (AMRT).
DE69725995T2 (de) * 1996-08-29 2004-11-11 Cisco Technology, Inc., San Jose Raumzeitliche signalverarbeitung für übertragungssysteme
CN1109329C (zh) * 1998-03-30 2003-05-21 科学技术振兴事业团 磁记录方法和磁记录设备

Also Published As

Publication number Publication date
EP1428338A2 (de) 2004-06-16
TW545810U (en) 2003-08-01
CN100362778C (zh) 2008-01-16
AU2002336591A1 (en) 2003-04-01
JP2005504463A (ja) 2005-02-10
EP1428338B1 (de) 2010-06-30
WO2003025513A2 (en) 2003-03-27
CN1555621A (zh) 2004-12-15
WO2003025513A3 (en) 2003-05-30
EP1428338A4 (de) 2007-09-05
HK1068749A1 (zh) 2005-04-29
JP3853790B2 (ja) 2006-12-06
DE60236878D1 (de) 2010-08-12

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Legal Events

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