JP2013521742A - マルチステージシステムにおける増幅器オフセット及びノイズ低減 - Google Patents

マルチステージシステムにおける増幅器オフセット及びノイズ低減 Download PDF

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Publication number
JP2013521742A
JP2013521742A JP2012557031A JP2012557031A JP2013521742A JP 2013521742 A JP2013521742 A JP 2013521742A JP 2012557031 A JP2012557031 A JP 2012557031A JP 2012557031 A JP2012557031 A JP 2012557031A JP 2013521742 A JP2013521742 A JP 2013521742A
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JP
Japan
Prior art keywords
input terminal
amplifier
operational amplifier
coupled
stage
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
JP2012557031A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013521742A5 (enExample
Inventor
エル シュック アダム
Original Assignee
日本テキサス・インスツルメンツ株式会社
テキサス インスツルメンツ インコーポレイテッド
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 日本テキサス・インスツルメンツ株式会社, テキサス インスツルメンツ インコーポレイテッド filed Critical 日本テキサス・インスツルメンツ株式会社
Publication of JP2013521742A publication Critical patent/JP2013521742A/ja
Publication of JP2013521742A5 publication Critical patent/JP2013521742A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45968—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by offset reduction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/375—Circuitry to compensate the offset being present in an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45528—Indexing scheme relating to differential amplifiers the FBC comprising one or more passive resistors and being coupled between the LC and the IC
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45586—Indexing scheme relating to differential amplifiers the IC comprising offset generating means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45588—Indexing scheme relating to differential amplifiers the IC comprising offset compensating means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45594—Indexing scheme relating to differential amplifiers the IC comprising one or more resistors, which are not biasing resistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45622—Indexing scheme relating to differential amplifiers the IC comprising a voltage generating circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
JP2012557031A 2010-03-05 2010-12-21 マルチステージシステムにおける増幅器オフセット及びノイズ低減 Pending JP2013521742A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/718,134 US7965139B1 (en) 2010-03-05 2010-03-05 Amplifier offset and noise reduction in a multistage system
US12/718,134 2010-03-05
PCT/US2010/061514 WO2011109056A1 (en) 2010-03-05 2010-12-21 Amplifier offset and noise reduction in a multistage system

Publications (2)

Publication Number Publication Date
JP2013521742A true JP2013521742A (ja) 2013-06-10
JP2013521742A5 JP2013521742A5 (enExample) 2014-01-16

Family

ID=44147773

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012557031A Pending JP2013521742A (ja) 2010-03-05 2010-12-21 マルチステージシステムにおける増幅器オフセット及びノイズ低減

Country Status (4)

Country Link
US (1) US7965139B1 (enExample)
JP (1) JP2013521742A (enExample)
CN (1) CN102783016B (enExample)
WO (1) WO2011109056A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011130569A1 (en) * 2010-04-14 2011-10-20 Aerovironment, Inc. Ground fault interrupt circuit for electric vehicle
US9054660B1 (en) * 2014-01-10 2015-06-09 Analog Devices Global Amplifying system
US9954496B2 (en) * 2015-12-21 2018-04-24 Texas Instruments Incorporated Mitigating amplifier pop noise
CN108964616A (zh) * 2018-06-08 2018-12-07 北方电子研究院安徽有限公司 一种电容检测信号处理电路降低噪声方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002534884A (ja) * 1999-01-04 2002-10-15 トリパス テクノロジー インコーポレイテッド 演算増幅器のためのノイズ低減機構
JP2004519969A (ja) * 2001-04-11 2004-07-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 演算増幅器の高デューティサイクルオフセット補償
US20060176110A1 (en) * 2005-02-04 2006-08-10 Samsung Electronics Co., Ltd. Gain control amplifier
JP2006311350A (ja) * 2005-04-28 2006-11-09 Sharp Corp オフセット補正回路

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899743A (en) 1974-01-07 1975-08-12 Gen Electric Biasing circuit for multistage transistor amplifiers
GB8728853D0 (en) 1987-12-10 1988-01-27 Bt & D Technologies Ltd Transimpedance pre-amplifier & receiver including pre-amplifier
US5663680A (en) * 1996-04-04 1997-09-02 Nordeng; Arnold E. Chopper stabilized amplifier having an additional differential amplifier stage for improved noise reduction
EP0913926B1 (en) * 1997-10-31 2004-03-03 STMicroelectronics S.r.l. Integrated power amplifier which allows parallel connections
DE69732487D1 (de) * 1997-12-16 2005-03-17 St Microelectronics Nv Operationsverstärkeranordnung
FR2814008A1 (fr) 2000-09-12 2002-03-15 Koninkl Philips Electronics Nv Dispositif d'amplification a linearite optimisee
US6507241B1 (en) * 2000-10-03 2003-01-14 International Business Machines Corporation Method and circuit for automatically correcting offset voltage
US6404281B1 (en) * 2000-11-14 2002-06-11 Sirenza Microdevices, Inc. Wide dynamic range transimpedance amplifier
EP1258981A1 (en) * 2001-05-18 2002-11-20 Alcatel Operational amplifier arrangement including a quiescent current control circuit
US7132882B2 (en) 2002-07-19 2006-11-07 Avago Technologies Fiber Ip (Singapore) Pte. Ltd. Amplifier having multiple offset-compensation paths and related systems and methods
JP4752509B2 (ja) * 2004-01-05 2011-08-17 日本電気株式会社 増幅器
TWI290422B (en) 2005-06-09 2007-11-21 Via Tech Inc Circuit for DC offset cancellation
CN101079598A (zh) * 2006-04-10 2007-11-28 松下电器产业株式会社 高频功率放大器和通信设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002534884A (ja) * 1999-01-04 2002-10-15 トリパス テクノロジー インコーポレイテッド 演算増幅器のためのノイズ低減機構
JP2004519969A (ja) * 2001-04-11 2004-07-02 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 演算増幅器の高デューティサイクルオフセット補償
US20060176110A1 (en) * 2005-02-04 2006-08-10 Samsung Electronics Co., Ltd. Gain control amplifier
JP2006311350A (ja) * 2005-04-28 2006-11-09 Sharp Corp オフセット補正回路

Also Published As

Publication number Publication date
CN102783016B (zh) 2015-11-25
WO2011109056A1 (en) 2011-09-09
CN102783016A (zh) 2012-11-14
US7965139B1 (en) 2011-06-21
WO2011109056A8 (en) 2012-02-02

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