IT8783680A0 - Rilevazione e controllo di modo comune in catene di amplificatori bilanciati. - Google Patents

Rilevazione e controllo di modo comune in catene di amplificatori bilanciati.

Info

Publication number
IT8783680A0
IT8783680A0 IT8783680A IT8368087A IT8783680A0 IT 8783680 A0 IT8783680 A0 IT 8783680A0 IT 8783680 A IT8783680 A IT 8783680A IT 8368087 A IT8368087 A IT 8368087A IT 8783680 A0 IT8783680 A0 IT 8783680A0
Authority
IT
Italy
Prior art keywords
control
common mode
mode detection
balanced amplifier
amplifier chains
Prior art date
Application number
IT8783680A
Other languages
English (en)
Other versions
IT1220188B (it
Inventor
Daniele Devecchi
Guido Torelli
Original Assignee
Sgs Microelettronica Spa
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 Sgs Microelettronica Spa filed Critical Sgs Microelettronica Spa
Priority to IT83680/87A priority Critical patent/IT1220188B/it
Publication of IT8783680A0 publication Critical patent/IT8783680A0/it
Priority to EP88830530A priority patent/EP0320471B1/en
Priority to DE3889085T priority patent/DE3889085T2/de
Priority to US07/281,725 priority patent/US4918399A/en
Application granted granted Critical
Publication of IT1220188B publication Critical patent/IT1220188B/it

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
    • H03F3/45928—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit
    • H03F3/45932—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection using IC blocks as the active amplifying circuit by using feedback means
    • H03F3/45937—Measuring at the loading circuit of the differential amplifier
    • H03F3/45941—Controlling the input circuit of the differential amplifier
    • 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
    • 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
    • H03F2203/45424—Indexing scheme relating to differential amplifiers the CMCL comprising a comparator circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
IT83680/87A 1987-12-11 1987-12-11 Rilevazione e controllo di modo comune in catena di amplificicatori bilanciati IT1220188B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT83680/87A IT1220188B (it) 1987-12-11 1987-12-11 Rilevazione e controllo di modo comune in catena di amplificicatori bilanciati
EP88830530A EP0320471B1 (en) 1987-12-11 1988-12-09 Common mode sensing and control in balanced amplifier chains
DE3889085T DE3889085T2 (de) 1987-12-11 1988-12-09 Gleichtaktmessung und -regelung in Ketten von symmetrischen Verstärkern.
US07/281,725 US4918399A (en) 1987-12-11 1988-12-09 Common mode sensing and control in balanced amplifier chains

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT83680/87A IT1220188B (it) 1987-12-11 1987-12-11 Rilevazione e controllo di modo comune in catena di amplificicatori bilanciati

Publications (2)

Publication Number Publication Date
IT8783680A0 true IT8783680A0 (it) 1987-12-11
IT1220188B IT1220188B (it) 1990-06-06

Family

ID=11323783

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83680/87A IT1220188B (it) 1987-12-11 1987-12-11 Rilevazione e controllo di modo comune in catena di amplificicatori bilanciati

Country Status (4)

Country Link
US (1) US4918399A (it)
EP (1) EP0320471B1 (it)
DE (1) DE3889085T2 (it)
IT (1) IT1220188B (it)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833418A (en) * 1988-09-01 1989-05-23 Archive Corporation Compensation circuit for nullifying differential offset voltage and regulating common mode voltage of differential signals
IT1227615B (it) * 1988-12-22 1991-04-22 Sgs Thomson Microelectronics Filtro completamente differenziale a condensatori commutati utilizzante amplificatori operazionali cmos senza retroazione di modo comune
US4996498A (en) * 1990-01-03 1991-02-26 Motorola, Inc. Common mode compensation for differential integrating filter
JPH06104704A (ja) * 1992-09-18 1994-04-15 Mitsubishi Electric Corp 半導体集積回路装置の入力回路
US5438288A (en) * 1993-05-28 1995-08-01 National Semiconductor Corporation High differential output impedance setter
US5444414A (en) * 1993-05-28 1995-08-22 National Semiconductor Corporation Low voltage filter transconductance cell
JP3276512B2 (ja) * 1993-12-21 2002-04-22 三菱電機株式会社 差動増幅回路
US5742204A (en) * 1996-02-29 1998-04-21 Harris Corporation Digitally programmable differential attenuator with tracking common mode reference
US5838199A (en) * 1996-05-28 1998-11-17 Analog Devices, Inc. Multi-stage high-performance amplifier
US5914638A (en) * 1997-06-06 1999-06-22 Omnivision Technologies, Inc. Method and apparatus for adjusting the common-mode output voltage of a sample-and-hold amplifier
GB2344902B (en) 1998-12-18 2003-04-23 Ericsson Telefon Ab L M Level shift circuit
US6577185B1 (en) * 2001-03-19 2003-06-10 Cisco Systems Wireless Networking (Australia) Pty. Limited Multi-stage operational amplifier for interstage amplification in a pipeline analog-to-digital converter
US6486820B1 (en) 2001-03-19 2002-11-26 Cisco Systems Wireless Networking (Australia) Pty Limited Pipeline analog-to-digital converter with common mode following reference generator
EP1274171A1 (en) 2001-07-05 2003-01-08 Telefonaktiebolaget L M Ericsson (Publ) Differential line receiver
US6429734B1 (en) * 2001-12-19 2002-08-06 Neoaxiom Corporation Differential active loop filter for phase locked loop circuits
US6982599B1 (en) * 2004-02-04 2006-01-03 National Semiconductor Corporation Multistage differential amplifier with commonly controlled input and output common mode voltages
US7009541B1 (en) * 2004-10-21 2006-03-07 Analog Devices, Inc. Input common-mode voltage feedback circuit for continuous-time sigma-delta analog-to-digital converter
US7554377B1 (en) * 2007-09-17 2009-06-30 National Semiconductor Corporation Apparatus and method for signal voltage limiting
US9660586B2 (en) * 2014-08-08 2017-05-23 Stmicroelectronics S.R.L. Class D switching amplifier and method of controlling a loudspeaker
US10122392B2 (en) * 2016-08-18 2018-11-06 Advanced Micro Devices, Inc. Active equalizing negative resistance amplifier for bi-directional bandwidth extension
JP6769317B2 (ja) * 2017-01-31 2020-10-14 富士通株式会社 判定帰還型等化器及びインターコネクト回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3370245A (en) * 1964-09-22 1968-02-20 Honeywell Inc Differential amplifier with common mode rejection
US3491307A (en) * 1967-06-22 1970-01-20 Motorola Inc Differential amplifier featuring pole splitting compensation and common mode feedback
US4105942A (en) * 1976-12-14 1978-08-08 Motorola, Inc. Differential amplifier circuit having common mode compensation
FR2535546A1 (fr) * 1982-10-28 1984-05-04 Texas Instruments France Amplificateur en technique cmos a entree differentielle et a sortie asymetrique

Also Published As

Publication number Publication date
IT1220188B (it) 1990-06-06
DE3889085T2 (de) 1994-07-28
EP0320471A2 (en) 1989-06-14
US4918399A (en) 1990-04-17
EP0320471A3 (en) 1990-04-04
DE3889085D1 (de) 1994-05-19
EP0320471B1 (en) 1994-04-13

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961227