CN1768515A - 具有dc偏移电压校正的接收机 - Google Patents

具有dc偏移电压校正的接收机 Download PDF

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Publication number
CN1768515A
CN1768515A CNA2004800091490A CN200480009149A CN1768515A CN 1768515 A CN1768515 A CN 1768515A CN A2004800091490 A CNA2004800091490 A CN A2004800091490A CN 200480009149 A CN200480009149 A CN 200480009149A CN 1768515 A CN1768515 A CN 1768515A
Authority
CN
China
Prior art keywords
offset voltage
signal
restituted signal
receiver
circuit
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.)
Pending
Application number
CNA2004800091490A
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English (en)
Chinese (zh)
Inventor
A·W·佩恩
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN1768515A publication Critical patent/CN1768515A/zh
Pending legal-status Critical Current

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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)
CNA2004800091490A 2003-04-09 2004-03-30 具有dc偏移电压校正的接收机 Pending CN1768515A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0308168.4 2003-04-09
GBGB0308168.4A GB0308168D0 (en) 2003-04-09 2003-04-09 Receiver having DC offset voltage correction

Publications (1)

Publication Number Publication Date
CN1768515A true CN1768515A (zh) 2006-05-03

Family

ID=9956462

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2004800091490A Pending CN1768515A (zh) 2003-04-09 2004-03-30 具有dc偏移电压校正的接收机

Country Status (8)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN110271376A (zh) * 2018-03-13 2019-09-24 丰田自动车株式会社 车辆行驶控制系统

Families Citing this family (3)

* 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
TWI330026B (en) * 2007-04-02 2010-09-01 Realtek Semiconductor Corp Receiving system and related method for calibrating dc offset
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

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN110271376A (zh) * 2018-03-13 2019-09-24 丰田自动车株式会社 车辆行驶控制系统
CN110271376B (zh) * 2018-03-13 2022-10-04 丰田自动车株式会社 车辆行驶控制系统

Also Published As

Publication number Publication date
WO2004091160A1 (en) 2004-10-21
EP1616421A1 (en) 2006-01-18
KR20060002953A (ko) 2006-01-09
JP2006523059A (ja) 2006-10-05
GB0308168D0 (en) 2003-05-14
US20070177692A1 (en) 2007-08-02
TW200501602A (en) 2005-01-01

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication