DK1177602T3 - Fremgangsmåde til korrigering af DC-offsets i en modtager - Google Patents

Fremgangsmåde til korrigering af DC-offsets i en modtager

Info

Publication number
DK1177602T3
DK1177602T3 DK00928949T DK00928949T DK1177602T3 DK 1177602 T3 DK1177602 T3 DK 1177602T3 DK 00928949 T DK00928949 T DK 00928949T DK 00928949 T DK00928949 T DK 00928949T DK 1177602 T3 DK1177602 T3 DK 1177602T3
Authority
DK
Denmark
Prior art keywords
offsets
correcting
receiver
Prior art date
Application number
DK00928949T
Other languages
Danish (da)
English (en)
Inventor
Zoran Zvonar
Original Assignee
Analog Devices 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 Analog Devices Inc filed Critical Analog Devices Inc
Application granted granted Critical
Publication of DK1177602T3 publication Critical patent/DK1177602T3/da

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
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • 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
    • H04L25/0212—Channel estimation of impulse response
    • 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
    • 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
    • H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
    • 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)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Noise Elimination (AREA)
  • Dc Digital Transmission (AREA)
  • Analogue/Digital Conversion (AREA)
DK00928949T 1999-05-12 2000-05-11 Fremgangsmåde til korrigering af DC-offsets i en modtager DK1177602T3 (da)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/310,612 US6504884B1 (en) 1999-05-12 1999-05-12 Method for correcting DC offsets in a receiver
EP00928949A EP1177602B1 (fr) 1999-05-12 2000-05-11 Procede servant a corriger des decalages de courant continu dans un recepteur
PCT/US2000/012805 WO2000069023A2 (fr) 1999-05-12 2000-05-11 Procede servant a corriger des decalages de courant continu dans un recepteur

Publications (1)

Publication Number Publication Date
DK1177602T3 true DK1177602T3 (da) 2004-12-06

Family

ID=23203326

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00928949T DK1177602T3 (da) 1999-05-12 2000-05-11 Fremgangsmåde til korrigering af DC-offsets i en modtager

Country Status (6)

Country Link
US (2) US6504884B1 (fr)
EP (1) EP1177602B1 (fr)
JP (1) JP4540857B2 (fr)
DE (1) DE60012504T2 (fr)
DK (1) DK1177602T3 (fr)
WO (1) WO2000069023A2 (fr)

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US7203461B2 (en) 2003-06-16 2007-04-10 Broadcom Corporation Adaptive channel quality estimation algorithm to support link adaptation
US7352720B2 (en) 2003-06-16 2008-04-01 Broadcom Corporation System and method to determine a bit error probability of received communications within a cellular wireless network
US7068735B2 (en) 2003-06-16 2006-06-27 Broadcom Corp. System and method to perform DC compensation on a radio frequency burst in a cellular wireless network
US7342956B2 (en) 2003-06-16 2008-03-11 Broadcom Corporation System and method to extract uplink status flag bits in a cellular wireless network
US7406139B2 (en) 2003-06-16 2008-07-29 Broadcom Corporation System and method to identify a modulation format of a data frame within a cellular wireless network
US7349495B2 (en) * 2003-09-25 2008-03-25 Intel Corporation Soft bits normalization apparatus, method, and system
US7457379B2 (en) * 2003-10-16 2008-11-25 Broadcom Corporation Adaptive multi-step combined DC offset compensation for EDGE 8-PSK
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WO2005048548A2 (fr) * 2003-11-12 2005-05-26 Analog Devices, Inc. Recepteur cellulaire de donnees numeriques pour norme edge
US7164901B2 (en) * 2003-12-24 2007-01-16 Agency For Science, Technology And Research DC offset-free RF front-end circuits and systems for direct conversion receivers
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US20060009186A1 (en) * 2004-07-08 2006-01-12 Bin Liu Receiver front-end filtering using low pass filtering and equalization
DE102004039440A1 (de) * 2004-08-13 2006-02-23 Rohde & Schwarz Gmbh & Co. Kg Verfahren zur Ermittlung von Offset-Fehlern in Modulatoren und Demodulatoren
GB0419487D0 (en) * 2004-09-02 2004-10-06 Ttp Communications Ltd DC estimation in received signals
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US8090001B2 (en) * 2004-12-03 2012-01-03 Lantiq Deutschland Gmbh Fast frequency-hopping transceiver and method
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Also Published As

Publication number Publication date
WO2000069023A2 (fr) 2000-11-16
DE60012504T2 (de) 2005-09-01
JP4540857B2 (ja) 2010-09-08
DE60012504D1 (de) 2004-09-02
US20030099310A1 (en) 2003-05-29
WO2000069023A3 (fr) 2001-05-25
EP1177602A2 (fr) 2002-02-06
US6717995B2 (en) 2004-04-06
EP1177602B1 (fr) 2004-07-28
EP1177602A4 (fr) 2003-03-05
JP2002544693A (ja) 2002-12-24
US6504884B1 (en) 2003-01-07

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