DE60107816D1 - Korrekturschaltung für gleichspannungsoffset mit gleichspannungsregelungsschleife und gleichspannungsblockierungsschaltung - Google Patents

Korrekturschaltung für gleichspannungsoffset mit gleichspannungsregelungsschleife und gleichspannungsblockierungsschaltung

Info

Publication number
DE60107816D1
DE60107816D1 DE60107816T DE60107816T DE60107816D1 DE 60107816 D1 DE60107816 D1 DE 60107816D1 DE 60107816 T DE60107816 T DE 60107816T DE 60107816 T DE60107816 T DE 60107816T DE 60107816 D1 DE60107816 D1 DE 60107816D1
Authority
DE
Germany
Prior art keywords
voltage
offset
correction circuit
summing
output
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
DE60107816T
Other languages
English (en)
Other versions
DE60107816T2 (de
Inventor
Bezooijen Adrianus Van
V Arends
Groot W De
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.)
NXP BV
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
Application granted granted Critical
Publication of DE60107816D1 publication Critical patent/DE60107816D1/de
Publication of DE60107816T2 publication Critical patent/DE60107816T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04B1/16—Circuits
    • 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
    • H04B1/30—Circuits for homodyne or synchrodyne receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Amplifiers (AREA)
  • Circuits Of Receivers In General (AREA)
  • Dc Digital Transmission (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Details Of Television Scanning (AREA)
  • Dc-Dc Converters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
DE60107816T 2000-11-23 2001-11-15 Korrekturschaltung für gleichspannungsoffset mit gleichspannungsregelungsschleife und gleichspannungsblockierungsschaltung Expired - Lifetime DE60107816T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP00204164 2000-11-23
EP00204164 2000-11-23
PCT/EP2001/013323 WO2002043258A2 (en) 2000-11-23 2001-11-15 Dc-offset correction circuit having a dc control loop and a dc blocking circuit

Publications (2)

Publication Number Publication Date
DE60107816D1 true DE60107816D1 (de) 2005-01-20
DE60107816T2 DE60107816T2 (de) 2005-12-01

Family

ID=8172319

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60107816T Expired - Lifetime DE60107816T2 (de) 2000-11-23 2001-11-15 Korrekturschaltung für gleichspannungsoffset mit gleichspannungsregelungsschleife und gleichspannungsblockierungsschaltung

Country Status (8)

Country Link
US (1) US7233631B2 (de)
EP (1) EP1260027B1 (de)
JP (1) JP4037262B2 (de)
KR (1) KR100799381B1 (de)
CN (1) CN1214585C (de)
AT (1) ATE285140T1 (de)
DE (1) DE60107816T2 (de)
WO (1) WO2002043258A2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8559559B2 (en) * 2002-06-20 2013-10-15 Qualcomm, Incorporated Method and apparatus for compensating DC offsets in communication systems
RU2005101209A (ru) * 2002-06-20 2005-08-27 Квэлкомм Инкорпорейтед (US) Смещения по постоянному току в системах связи
AU2003280050A1 (en) * 2002-11-18 2004-06-15 Koninklijke Philips Electronics N.V. Automatic gain control using signal and interference power to obtain extended blocking performance
GB2402008B (en) * 2003-04-30 2006-09-06 Synad Technologies Ltd Method and apparatus for DC offset control
CN1707961B (zh) * 2004-06-09 2012-07-04 天津滨海鼎芯科技有限公司 零中频无线接收机二阶互调自动校准电路
US7933361B2 (en) * 2006-04-05 2011-04-26 Integrated System Solution Corp. Hybrid DC-offset reduction method and system for direct conversion receiver
JP2009088972A (ja) * 2007-09-28 2009-04-23 Toshiba Corp 無線通信の受信装置
US7541952B1 (en) * 2007-10-10 2009-06-02 Atheros Communications, Inc. Method and apparatus for offset and gain compensation for analog-to-digital converters
CN102281218B (zh) * 2011-08-18 2017-07-28 泰凌微电子（上海）有限公司 直流偏移消除系统及其方法
CN103401529B (zh) * 2013-06-25 2017-05-17 杨俊杰 复数带通滤波器电路的直流偏差校正方法
CN103326735B (zh) * 2013-06-25 2017-03-15 杨俊杰 一种无线中频接收电路系统的直流偏差校正方法
US20150201384A1 (en) * 2014-01-10 2015-07-16 Qualcomm Incorporated Method for transmitter direct current offset compensation
CN108183722B (zh) * 2016-12-08 2020-03-17 博通集成电路（上海）股份有限公司 电子收费接收器及其运行方法
WO2020124446A1 (zh) * 2018-12-19 2020-06-25 鹤壁天海电子信息系统有限公司 一种自检电路、自检装置以及接收机

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2223896A (en) * 1988-10-12 1990-04-18 Philips Electronic Associated Radio receivers
EP0594894B1 (de) * 1992-10-28 1999-03-31 Alcatel Offsetgleichspannungskorrektur für Direktmisch-TDMA-Empfänger
DE4423259A1 (de) * 1994-07-02 1996-02-08 Horn Wolfgang Direktmischempfänger
US5724653A (en) * 1994-12-20 1998-03-03 Lucent Technologies Inc. Radio receiver with DC offset correction circuit
US5918169A (en) * 1996-09-25 1999-06-29 Ericsson, Inc. Homodyne cellular base station
EP0948128B1 (de) 1998-04-03 2004-12-01 Motorola Semiconducteurs S.A. Unterdrückung von Gleichspannungsverschiebungen in einem Quadraturempfänger
US6606359B1 (en) * 2000-07-26 2003-08-12 Motorola, Inc Area-optimum rapid acquisition cellular multi-protocol digital DC offset correction scheme

Also Published As

Publication number Publication date
DE60107816T2 (de) 2005-12-01
CN1397108A (zh) 2003-02-12
EP1260027B1 (de) 2004-12-15
CN1214585C (zh) 2005-08-10
KR100799381B1 (ko) 2008-01-30
EP1260027A2 (de) 2002-11-27
US20020075892A1 (en) 2002-06-20
WO2002043258A3 (en) 2002-09-26
WO2002043258A2 (en) 2002-05-30
KR20020072569A (ko) 2002-09-16
US7233631B2 (en) 2007-06-19
JP4037262B2 (ja) 2008-01-23
ATE285140T1 (de) 2005-01-15
JP2004515103A (ja) 2004-05-20

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL