DE3583883D1 - Verstaerker mit eingangsoffsetspannungskorrektur. - Google Patents

Verstaerker mit eingangsoffsetspannungskorrektur.

Info

Publication number
DE3583883D1
DE3583883D1 DE8585810194T DE3583883T DE3583883D1 DE 3583883 D1 DE3583883 D1 DE 3583883D1 DE 8585810194 T DE8585810194 T DE 8585810194T DE 3583883 T DE3583883 T DE 3583883T DE 3583883 D1 DE3583883 D1 DE 3583883D1
Authority
DE
Germany
Prior art keywords
amplifier
offset voltage
voltage correction
input offset
input
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
DE8585810194T
Other languages
English (en)
Inventor
Eric A Vittoz
Henri J Oguey
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.)
Centre Electronique Horloger SA
Original Assignee
Centre Electronique Horloger SA
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 Centre Electronique Horloger SA filed Critical Centre Electronique Horloger SA
Application granted granted Critical
Publication of DE3583883D1 publication Critical patent/DE3583883D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45744—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction
    • H03F3/45748—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction by using a feedback circuit
    • H03F3/45753—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by offset reduction by using a feedback circuit using switching means, e.g. sample and hold
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
    • 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
    • H03F3/45973—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 by using a feedback circuit
    • H03F3/45977—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 by using a feedback circuit using switching means, e.g. sample and hold

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE8585810194T 1984-05-04 1985-04-30 Verstaerker mit eingangsoffsetspannungskorrektur. Expired - Lifetime DE3583883D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2179/84A CH658349A5 (fr) 1984-05-04 1984-05-04 Amplificateur a compensation de la tension de decalage d'entree.

Publications (1)

Publication Number Publication Date
DE3583883D1 true DE3583883D1 (de) 1991-10-02

Family

ID=4227735

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585810194T Expired - Lifetime DE3583883D1 (de) 1984-05-04 1985-04-30 Verstaerker mit eingangsoffsetspannungskorrektur.

Country Status (5)

Country Link
US (1) US4628274A (de)
EP (1) EP0161215B1 (de)
JP (1) JPH0691380B2 (de)
CH (1) CH658349A5 (de)
DE (1) DE3583883D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2640443B1 (fr) * 1988-12-09 1991-01-25 Thomson Hybrides Microondes Circuit d'asservissement de la tension de repos d'une charge, et comparateur differentiel comportant ce circuit d'asservissement
EP0418753B1 (de) * 1989-09-20 1994-12-07 Deutsche ITT Industries GmbH Offsetspannungsabgleichender Operationsverstärker
US5124663A (en) * 1991-03-04 1992-06-23 Motorola, Inc. Offset compensation CMOS operational amplifier
WO1992016999A1 (en) * 1991-03-13 1992-10-01 Vlsi Vision Limited Apparatus for compensating manufacturing process variation
US5953060A (en) * 1995-10-31 1999-09-14 Imec Vzw Method for reducing fixed pattern noise in solid state imaging devices
US6300824B1 (en) 1999-03-09 2001-10-09 Conexant Systems, Inc. Analog offset cancellation method and circuit and amplifier using such circuit
JP2003283271A (ja) 2002-01-17 2003-10-03 Semiconductor Energy Lab Co Ltd 電気回路
US6750704B1 (en) 2003-01-09 2004-06-15 Motorola, Inc. Offset compensated differential amplifier
US7808022B1 (en) 2005-03-28 2010-10-05 Cypress Semiconductor Corporation Cross talk reduction
FR2895599B1 (fr) * 2005-12-27 2008-06-06 Univ Joseph Fourier Grenoble I Procede et dispositif de reglage ou de calage d'un dispositif electronique
JP4354473B2 (ja) * 2006-09-07 2009-10-28 株式会社半導体理工学研究センター 容量帰還型チョッパ増幅回路
US7804328B2 (en) * 2008-06-23 2010-09-28 Texas Instruments Incorporated Source/emitter follower buffer driving a switching load and having improved linearity
US8195119B2 (en) * 2009-05-13 2012-06-05 Qualcomm, Incorporated Switchable input pair operational amplifiers
US10910714B2 (en) 2017-09-11 2021-02-02 Qualcomm Incorporated Configurable power combiner and splitter
US10536118B2 (en) * 2018-03-28 2020-01-14 Intel IP Corporation Circuit and a method for operating a circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3443235A (en) * 1965-02-19 1969-05-06 Honeywell Inc Electrical apparatus
FR2082601A5 (de) * 1970-03-20 1971-12-10 Schlumberger Cie N
JPS527657A (en) * 1975-07-09 1977-01-20 Hitachi Ltd Differential amplifier
US4068182A (en) * 1977-01-21 1978-01-10 Rca Corporation Direct-coupled cascade amplifier with automatically adjusted quiescent output signal level
US4297642A (en) * 1979-10-31 1981-10-27 Bell Telephone Laboratories, Incorporated Offset correction in operational amplifiers
US4306196A (en) * 1980-01-14 1981-12-15 Bell Telephone Laboratories, Incorporated Operational amplifier with offset compensation
CH639804A5 (fr) * 1981-03-26 1983-11-30 Centre Electron Horloger Amplificateur dynamique en technologie cmos.

Also Published As

Publication number Publication date
US4628274A (en) 1986-12-09
CH658349A5 (fr) 1986-10-31
JPH0691380B2 (ja) 1994-11-14
JPS60239110A (ja) 1985-11-28
EP0161215A3 (en) 1987-11-11
EP0161215B1 (de) 1991-08-28
EP0161215A2 (de) 1985-11-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition