GB1433070A - Amplifiers - Google Patents

Amplifiers

Info

Publication number
GB1433070A
GB1433070A GB999274A GB999274A GB1433070A GB 1433070 A GB1433070 A GB 1433070A GB 999274 A GB999274 A GB 999274A GB 999274 A GB999274 A GB 999274A GB 1433070 A GB1433070 A GB 1433070A
Authority
GB
United Kingdom
Prior art keywords
currents
transistors
input
transistor
magnitude
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
Application number
GB999274A
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1433070A publication Critical patent/GB1433070A/en
Expired 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
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/4521—Complementary long tailed pairs having parallel inputs and being supplied in parallel
    • 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
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H03F3/45089—Non-folded cascode stages
    • 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
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45547—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedforward means
    • H03F3/45551—Measuring at the input circuit of the differential amplifier
    • H03F3/45565—Controlling the active amplifying 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
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45547—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedforward means
    • H03F3/45551—Measuring at the input circuit of the differential amplifier
    • H03F3/45569—Controlling the loading circuit of the differential amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • H03F2203/45112—Indexing scheme relating to differential amplifiers the biasing of the differential amplifier being controlled from the input or the output signal
    • 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
    • H03F2203/45311—Indexing scheme relating to differential amplifiers the common gate stage of a cascode dif amp being implemented by multiple transistors
    • 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
    • H03F2203/45318—Indexing scheme relating to differential amplifiers the AAC comprising a cross coupling circuit, e.g. two extra transistors cross coupled
    • 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
    • H03F2203/45366—Indexing scheme relating to differential amplifiers the AAC comprising multiple transistors parallel coupled at their gates only, e.g. in a cascode dif amp, only those forming the composite common source transistor
    • 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
    • H03F2203/45392—Indexing scheme relating to differential amplifiers the AAC comprising resistors in the source circuit of the AAC before the common source coupling
    • 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
    • H03F2203/45611—Indexing scheme relating to differential amplifiers the IC comprising only one input signal connection lead for one phase of the signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
GB999274A 1973-03-12 1974-03-06 Amplifiers Expired GB1433070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00340587A US3848195A (en) 1973-03-12 1973-03-12 Differential amplifier with dynamic biasing

Publications (1)

Publication Number Publication Date
GB1433070A true GB1433070A (en) 1976-04-22

Family

ID=23334044

Family Applications (1)

Application Number Title Priority Date Filing Date
GB999274A Expired GB1433070A (en) 1973-03-12 1974-03-06 Amplifiers

Country Status (11)

Country Link
US (1) US3848195A (enExample)
JP (1) JPS5513449B2 (enExample)
BE (1) BE812148A (enExample)
CA (1) CA995768A (enExample)
CH (1) CH569391A5 (enExample)
DE (1) DE2411069C3 (enExample)
FR (1) FR2221865B1 (enExample)
GB (1) GB1433070A (enExample)
IT (1) IT1009266B (enExample)
NL (1) NL164163C (enExample)
SE (1) SE395807B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261123A (en) * 1991-10-04 1993-05-05 Nec Corp Rectifier circuit not using a clock signal

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7405441A (nl) * 1974-04-23 1975-10-27 Philips Nv Nauwkeurige stroombronschakeling.
JPS5479544A (en) * 1977-12-07 1979-06-25 Toshiba Corp Linear amplifier circuit
US5021744A (en) * 1989-02-14 1991-06-04 U.S. Philips Corporation Differential amplifier with differential or single-ended output
US6021143A (en) * 1998-04-21 2000-02-01 Lucent Technologies, Inc. Dynamic control for laser diode drivers
US6628167B1 (en) * 2002-10-23 2003-09-30 The Boeing Company Linearized folding amplifier
TWI269523B (en) * 2005-04-21 2006-12-21 Novatek Microelectronics Corp Control circuit for operational amplifier and method thereof
US8044654B2 (en) 2007-05-18 2011-10-25 Analog Devices, Inc. Adaptive bias current generator methods and apparatus
US7750837B2 (en) * 2008-08-01 2010-07-06 Qualcomm Incorporated Adaptive bias current generation for switched-capacitor circuits
US7982526B2 (en) * 2008-09-17 2011-07-19 Qualcomm, Incorporated Active-time dependent bias current generation for switched-capacitor circuits
EP2541213B1 (fr) * 2011-07-01 2017-03-08 EM Microelectronic-Marin SA Procédé pour réduire la non linéarité pendant la mesure d'un paramètre physique et circuit électronique pour sa mise en oeuvre

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521179A (en) * 1968-04-02 1970-07-21 Weston Instruments Inc Amplifier with source voltage control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2261123A (en) * 1991-10-04 1993-05-05 Nec Corp Rectifier circuit not using a clock signal
US5306968A (en) * 1991-10-04 1994-04-26 Nec Corporation Rectifier circuit not using clock signal
GB2261123B (en) * 1991-10-04 1996-05-01 Nec Corp Rectifier circuit not using clock signal

Also Published As

Publication number Publication date
NL7403028A (enExample) 1974-09-16
IT1009266B (it) 1976-12-10
NL164163B (nl) 1980-06-16
FR2221865A1 (enExample) 1974-10-11
AU6634574A (en) 1975-09-11
NL164163C (nl) 1980-11-17
DE2411069C3 (de) 1980-06-04
FR2221865B1 (enExample) 1978-03-31
CH569391A5 (enExample) 1975-11-14
SE395807B (sv) 1977-08-22
CA995768A (en) 1976-08-24
JPS5513449B2 (enExample) 1980-04-09
DE2411069B2 (de) 1979-09-13
DE2411069A1 (de) 1974-09-26
JPS49127550A (enExample) 1974-12-06
US3848195A (en) 1974-11-12
BE812148A (fr) 1974-07-01

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee