DE60136266D1 - Kleinste quadrate kanalschätzung mit korrektur von farbigem rauschen - Google Patents

Kleinste quadrate kanalschätzung mit korrektur von farbigem rauschen

Info

Publication number
DE60136266D1
DE60136266D1 DE60136266T DE60136266T DE60136266D1 DE 60136266 D1 DE60136266 D1 DE 60136266D1 DE 60136266 T DE60136266 T DE 60136266T DE 60136266 T DE60136266 T DE 60136266T DE 60136266 D1 DE60136266 D1 DE 60136266D1
Authority
DE
Germany
Prior art keywords
noise
channel
color
colored
baseband
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
DE60136266T
Other languages
English (en)
Inventor
Dennis Hui
Kambiz C Zangi
Rajarem Ramesh
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.)
Ericsson Inc
Original Assignee
Ericsson Inc
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 Inc filed Critical Ericsson Inc
Application granted granted Critical
Publication of DE60136266D1 publication Critical patent/DE60136266D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03993—Noise whitening
    • 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
    • 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
    • H04L25/024—Channel estimation channel estimation algorithms
    • H04L25/025—Channel estimation channel estimation algorithms using least-mean-square [LMS] method

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Optical Communication System (AREA)
DE60136266T 2000-02-15 2001-01-18 Kleinste quadrate kanalschätzung mit korrektur von farbigem rauschen Expired - Lifetime DE60136266D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/504,216 US6674820B1 (en) 2000-02-15 2000-02-15 Receiver devices, systems and methods for receiving communication signals subject to colored noise
PCT/US2001/001773 WO2001061950A1 (en) 2000-02-15 2001-01-18 Least squares channel estimation with colored noise correction

Publications (1)

Publication Number Publication Date
DE60136266D1 true DE60136266D1 (de) 2008-12-04

Family

ID=24005337

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60136266T Expired - Lifetime DE60136266D1 (de) 2000-02-15 2001-01-18 Kleinste quadrate kanalschätzung mit korrektur von farbigem rauschen

Country Status (8)

Country Link
US (1) US6674820B1 (de)
EP (2) EP1871061B1 (de)
KR (1) KR100746411B1 (de)
AT (2) ATE513399T1 (de)
AU (1) AU2001236479A1 (de)
DE (1) DE60136266D1 (de)
ES (1) ES2366814T3 (de)
WO (1) WO2001061950A1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6792052B1 (en) 2000-11-22 2004-09-14 Telefonaktiebolaget Lm Ericsson Joint least-square synchronization, channel estimation and noise estimation
FI111886B (fi) * 2000-12-08 2003-09-30 Nokia Corp Tiedonkäsittelymenetelmä
FI113116B (fi) * 2000-12-21 2004-02-27 Nokia Corp Menetelmä kanavakorjauksen suorittamiseksi, vastaanotin, kanavakorjain ja langaton viestintälaite
US7027519B2 (en) * 2001-02-28 2006-04-11 Mitsubishi Electric Research Laboratories, Inc. Iterative maximum likelihood channel estimation and signal detection for OFDM systems
ATE244968T1 (de) * 2001-11-19 2003-07-15 Cit Alcatel Auswahl der autokorrelationsfunktion der störanteile in dem empfangenen nachrichtensignal
DE60307270T2 (de) 2002-05-27 2007-08-09 Telefonaktiebolaget Lm Ericsson (Publ) Farb-störungsidentifikation
US20030235243A1 (en) * 2002-06-25 2003-12-25 Shousheng He Method for windowed noise auto-correlation
WO2004004172A1 (en) * 2002-07-01 2004-01-08 Nokia Corporation Method and apparatus to establish constellations for imperfect channel state information at a receiver
EP1379040A1 (de) * 2002-07-03 2004-01-07 Motorola, Inc. Anordnung und Verfahren zur iterativen Schätzung der Kanalimpulsantwort
WO2004090782A1 (en) * 2003-03-31 2004-10-21 University Of Florida Accurate linear parameter estimation with noisy inputs
US7889804B2 (en) * 2003-05-30 2011-02-15 Mohammad Jaber Borran Partially coherent constellations for multiple-antenna systems
DE10334842B4 (de) * 2003-07-30 2005-06-02 Infineon Technologies Ag Gewichtungsschaltung für einen Mehrträger-Signalempfänger
US7289583B2 (en) 2003-10-14 2007-10-30 Telefonktiebolagel Lm Ericsson (Publ) Method of and apparatus for single antenna interference rejection through relaxation
US7212593B2 (en) 2003-10-14 2007-05-01 Telefonaktiebolaget Lm Ericsson (Publ) Method of and apparatus for noise whitening filtering
CN1934838B (zh) * 2004-03-25 2011-09-07 棕榈公司 用于在蜂窝tdma通信系统中消除冲突的方法和通信装置
FR2873877B1 (fr) * 2004-08-02 2006-12-01 Wavecom Sa Procede de conception d'un filtre de reception numerique et dispositif de reception correspondant
WO2007000620A1 (en) * 2005-06-28 2007-01-04 Telefonaktiebolaget Lm Ericsson (Publ) Method and device for synchronization and channel estimation in a radio receiver
US7711765B2 (en) * 2006-02-17 2010-05-04 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus to perform multiply-and-accumulate operations
SG141259A1 (en) * 2006-09-12 2008-04-28 Oki Techno Ct Singapore Pte Apparatus and method for receiving digital video signals
US7724841B2 (en) * 2006-10-03 2010-05-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for iteratively calculating channel response estimates
US7983208B2 (en) 2007-01-31 2011-07-19 Telefonaktiebolaget Lm Ericsson (Publ) MMSE channel estimation in a communications receiver
US7929629B2 (en) 2008-02-07 2011-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for improved channel estimation for communications signal processing
US8094762B2 (en) * 2008-05-02 2012-01-10 Telefonaktiebolaget Lm Ericsson (Publ) Joint estimation of MIMO channels and noise correlation for wireless systems with multiple receive antennas
US8175200B2 (en) * 2009-12-18 2012-05-08 Telefonaktiebolaget L M Ericsson (Publ) Hybrid correlation and least squares channel estimation
CN114866381A (zh) * 2021-02-03 2022-08-05 维沃移动通信有限公司 信号处理方法、装置、通信设备及存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572552A (en) * 1994-01-27 1996-11-05 Ericsson Ge Mobile Communications Inc. Method and system for demodulation of downlink CDMA signals
US5905743A (en) 1996-12-31 1999-05-18 Ericsson Inc. Apparatus, methods and computer program products for sequential maximum likelihood estimating communications signals using whitening path metrics
US6470044B1 (en) * 1999-01-15 2002-10-22 Sharp Laboratories Of America, Inc. Computationally parsimonious forward link receiver for DS-CDMA systems and method for same
US6483885B1 (en) * 1999-09-03 2002-11-19 Prairiecomm, Inc. Frame synchronizer

Also Published As

Publication number Publication date
EP1871061B1 (de) 2011-06-15
ATE412296T1 (de) 2008-11-15
ATE513399T1 (de) 2011-07-15
ES2366814T3 (es) 2011-10-25
KR20020087397A (ko) 2002-11-22
KR100746411B1 (ko) 2007-08-03
WO2001061950A1 (en) 2001-08-23
EP1256215A1 (de) 2002-11-13
AU2001236479A1 (en) 2001-08-27
US6674820B1 (en) 2004-01-06
EP1871061A1 (de) 2007-12-26
EP1256215B1 (de) 2008-10-22

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