AU2001289884A1 - Pilot-assisted channel estimation - Google Patents

Pilot-assisted channel estimation

Info

Publication number
AU2001289884A1
AU2001289884A1 AU2001289884A AU8988401A AU2001289884A1 AU 2001289884 A1 AU2001289884 A1 AU 2001289884A1 AU 2001289884 A AU2001289884 A AU 2001289884A AU 8988401 A AU8988401 A AU 8988401A AU 2001289884 A1 AU2001289884 A1 AU 2001289884A1
Authority
AU
Australia
Prior art keywords
pilot
channel estimation
assisted channel
assisted
estimation
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.)
Abandoned
Application number
AU2001289884A
Inventor
Ralf Weber
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
Publication of AU2001289884A1 publication Critical patent/AU2001289884A1/en
Abandoned legal-status Critical Current

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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • 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
    • 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
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H04L25/023—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols
    • H04L25/0232—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals
    • H04L25/0234—Channel estimation using sounding signals with direct estimation from sounding signals with extension to other symbols by interpolation between sounding signals by non-linear interpolation
    • 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
    • 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
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
AU2001289884A 2000-09-15 2001-09-15 Pilot-assisted channel estimation Abandoned AU2001289884A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00120083 2000-09-15
EP00120083 2000-09-15
PCT/EP2001/010680 WO2002023840A1 (en) 2000-09-15 2001-09-15 Pilot-assisted channel estimation with pilot interpolation

Publications (1)

Publication Number Publication Date
AU2001289884A1 true AU2001289884A1 (en) 2002-03-26

Family

ID=8169840

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001289884A Abandoned AU2001289884A1 (en) 2000-09-15 2001-09-15 Pilot-assisted channel estimation

Country Status (3)

Country Link
EP (1) EP1317827A2 (en)
AU (1) AU2001289884A1 (en)
WO (1) WO2002023840A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7653021B2 (en) 2002-09-27 2010-01-26 Telefonaktiebolaget Lm Ericsson (Publ0 Evaluating orthogonal codes transmitted in a wireless communications network
WO2004034663A1 (en) * 2002-10-08 2004-04-22 Telefonaktiebolaget Lm Ericsson Channel estimation for ofdm systems
US7366137B2 (en) 2003-05-31 2008-04-29 Qualcomm Incorporated Signal-to-noise estimation in wireless communication devices with receive diversity
US6985535B2 (en) * 2003-10-31 2006-01-10 Motorola, Inc. Channel condition estimation for pilot coefficient selection
ATE381154T1 (en) 2004-07-19 2007-12-15 Koninkl Philips Electronics Nv SIR ESTIMATION TECHNIQUES
DE102014108345A1 (en) * 2014-06-13 2015-12-17 Intel Ip Corp. A method, apparatus and computer program for determining an interpolated complex-valued sample

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5544156A (en) * 1994-04-29 1996-08-06 Telefonaktiebolaget Lm Ericsson Direct sequence CDMA coherent uplink detector
CN1082757C (en) * 1994-06-22 2002-04-10 Ntt移动通信网株式会社 Synchronous detector and synchronizing method for digital communication receiver
US6381290B1 (en) * 1998-05-15 2002-04-30 Ericsson Inc. Mobile unit for pilot symbol assisted wireless system and method of improving performance thereof

Also Published As

Publication number Publication date
WO2002023840A1 (en) 2002-03-21
EP1317827A2 (en) 2003-06-11
WO2002023840A8 (en) 2002-06-06

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