TW200501602A - Receiver having DC offset voltage correction - Google Patents

Receiver having DC offset voltage correction

Info

Publication number
TW200501602A
TW200501602A TW093109531A TW93109531A TW200501602A TW 200501602 A TW200501602 A TW 200501602A TW 093109531 A TW093109531 A TW 093109531A TW 93109531 A TW93109531 A TW 93109531A TW 200501602 A TW200501602 A TW 200501602A
Authority
TW
Taiwan
Prior art keywords
offset voltage
demodulated signal
output
signal
uncorrected
Prior art date
Application number
TW093109531A
Other languages
English (en)
Chinese (zh)
Inventor
Adrian Weston Payne
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW200501602A publication Critical patent/TW200501602A/zh

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
    • H04B1/06—Receivers
    • 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
    • H04L25/063—Setting decision thresholds using feedback techniques only
    • H04L25/064—Subtraction of the threshold from the signal, which is then compared to a supplementary fixed threshold
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Dc Digital Transmission (AREA)
  • Circuits Of Receivers In General (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
TW093109531A 2003-04-09 2004-04-06 Receiver having DC offset voltage correction TW200501602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0308168.4A GB0308168D0 (en) 2003-04-09 2003-04-09 Receiver having DC offset voltage correction

Publications (1)

Publication Number Publication Date
TW200501602A true TW200501602A (en) 2005-01-01

Family

ID=9956462

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093109531A TW200501602A (en) 2003-04-09 2004-04-06 Receiver having DC offset voltage correction

Country Status (8)

Country Link
US (1) US20070177692A1 (https=)
EP (1) EP1616421A1 (https=)
JP (1) JP2006523059A (https=)
KR (1) KR20060002953A (https=)
CN (1) CN1768515A (https=)
GB (1) GB0308168D0 (https=)
TW (1) TW200501602A (https=)
WO (1) WO2004091160A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8195096B2 (en) 2006-07-13 2012-06-05 Mediatek Inc. Apparatus and method for enhancing DC offset correction speed of a radio device

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI330026B (en) * 2007-04-02 2010-09-01 Realtek Semiconductor Corp Receiving system and related method for calibrating dc offset
CN101453229B (zh) * 2007-11-28 2013-07-03 瑞昱半导体股份有限公司 用以校正直流偏移的接收系统及其相关方法
JP2013222402A (ja) * 2012-04-18 2013-10-28 Nippon Reliance Kk オフセット調整回路及びプログラム
JP6939660B2 (ja) * 2018-03-13 2021-09-22 トヨタ自動車株式会社 車両走行制御システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503728B1 (en) * 1991-03-15 1997-08-27 Koninklijke Philips Electronics N.V. Data receiver comprising a control loop with reduced sampling frequency
GB2274759B (en) * 1993-02-02 1996-11-13 Nokia Mobile Phones Ltd Correction of D.C offset in received and demodulated radio signals
US5724653A (en) * 1994-12-20 1998-03-03 Lucent Technologies Inc. Radio receiver with DC offset correction circuit
EP0863606B1 (en) * 1997-03-05 2003-09-24 Nec Corporation Direct conversion receiver capable of cancelling DC offset voltages
TW405314B (en) * 1998-08-28 2000-09-11 Ind Tech Res Inst Device for eliminating DC offset utilizing noise regulation technique and its method
GB2349313A (en) * 1999-04-21 2000-10-25 Ericsson Telefon Ab L M Radio receiver
US6275087B1 (en) * 1999-11-16 2001-08-14 Lsi Logic Corporation Adaptive cancellation of time variant DC offset
GB0100202D0 (en) * 2001-01-04 2001-02-14 Koninkl Philips Electronics Nv Receiver having a variable threshold slicer stage and a method of updating the threshold levels of the slicer stage
DE10251288B4 (de) * 2002-11-04 2005-08-11 Advanced Micro Devices, Inc., Sunnyvale Equalizerschaltung mit Kerbkompensation für einen Direktmischempfänger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8195096B2 (en) 2006-07-13 2012-06-05 Mediatek Inc. Apparatus and method for enhancing DC offset correction speed of a radio device

Also Published As

Publication number Publication date
US20070177692A1 (en) 2007-08-02
GB0308168D0 (en) 2003-05-14
WO2004091160A1 (en) 2004-10-21
EP1616421A1 (en) 2006-01-18
KR20060002953A (ko) 2006-01-09
CN1768515A (zh) 2006-05-03
JP2006523059A (ja) 2006-10-05

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