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FR2529410B1 - Amplificateur-tampon a transistors a effet de champ a reduction de bruit ameliore - Google Patents

Amplificateur-tampon a transistors a effet de champ a reduction de bruit ameliore

Info

Publication number
FR2529410B1
FR2529410B1 FR838310641A FR8310641A FR2529410B1 FR 2529410 B1 FR2529410 B1 FR 2529410B1 FR 838310641 A FR838310641 A FR 838310641A FR 8310641 A FR8310641 A FR 8310641A FR 2529410 B1 FR2529410 B1 FR 2529410B1
Authority
FR
France
Prior art keywords
noise reduction
effect transistors
buffer amplifier
improved noise
reduction field
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 - Fee Related
Application number
FR838310641A
Other languages
English (en)
Other versions
FR2529410A1 (fr
Inventor
Arthur James Metz
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.)
Tektronix Inc
Original Assignee
Tektronix 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 Tektronix Inc filed Critical Tektronix Inc
Publication of FR2529410A1 publication Critical patent/FR2529410A1/fr
Application granted granted Critical
Publication of FR2529410B1 publication Critical patent/FR2529410B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03F3/50—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower
    • H03F3/505—Amplifiers in which input is applied to, or output is derived from, an impedance common to input and output circuits of the amplifying element, e.g. cathode follower with field-effect devices
    • 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
    • H03F1/306—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in junction-FET amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR838310641A 1982-06-28 1983-06-28 Amplificateur-tampon a transistors a effet de champ a reduction de bruit ameliore Expired - Fee Related FR2529410B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/392,847 US4471319A (en) 1982-06-28 1982-06-28 FET Buffer amplifier with improved noise rejection

Publications (2)

Publication Number Publication Date
FR2529410A1 FR2529410A1 (fr) 1983-12-30
FR2529410B1 true FR2529410B1 (fr) 1990-06-29

Family

ID=23552252

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838310641A Expired - Fee Related FR2529410B1 (fr) 1982-06-28 1983-06-28 Amplificateur-tampon a transistors a effet de champ a reduction de bruit ameliore

Country Status (5)

Country Link
US (1) US4471319A (fr)
JP (1) JPS5911015A (fr)
DE (1) DE3323315C2 (fr)
FR (1) FR2529410B1 (fr)
GB (1) GB2122829B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654603A (en) * 1984-01-06 1987-03-31 Cox Harold A Low input-capacitance amplifier for driving guard shield conductors
JPH03219713A (ja) * 1990-01-24 1991-09-27 Akai Electric Co Ltd バッファアンプ
US10361802B1 (en) 1999-02-01 2019-07-23 Blanding Hovenweep, Llc Adaptive pattern recognition based control system and method
US8352400B2 (en) 1991-12-23 2013-01-08 Hoffberg Steven M Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore
GB2313726B (en) * 1996-06-01 2000-07-05 Motorola Inc Voltage follower circuit
US7904187B2 (en) 1999-02-01 2011-03-08 Hoffberg Steven M Internet appliance system and method
US6437612B1 (en) 2001-11-28 2002-08-20 Institute Of Microelectronics Inductor-less RF/IF CMOS buffer for 50Ω off-chip load driving
GB2414878B (en) * 2004-06-11 2006-05-17 Toumaz Technology Ltd High impedance circuit
US8743944B2 (en) * 2006-09-14 2014-06-03 Nec Corporation Decision feedback equalizing method and equalizer
CN101610068B (zh) * 2009-07-09 2012-07-18 北京七星华创电子股份有限公司 降低放大器噪声系数的电路

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT243854B (de) * 1964-03-09 1965-12-10 H C Hans Dipl Ing Dr Dr List Verstärker mit hohem Eingangswiderstand
US3436672A (en) * 1966-03-08 1969-04-01 Us Navy High input impedance amplifier circuit
JPS47484U (fr) * 1971-01-08 1972-08-02
US3703650A (en) * 1971-09-16 1972-11-21 Signetics Corp Integrated circuit with temperature compensation for a field effect transistor
US4147992A (en) * 1977-12-27 1979-04-03 Motorola, Inc. Amplifier circuit having a high degree of common mode rejection
US4390852A (en) * 1981-04-13 1983-06-28 Tektronix, Inc. Buffer amplifier

Also Published As

Publication number Publication date
US4471319A (en) 1984-09-11
GB2122829A (en) 1984-01-18
GB8310625D0 (en) 1983-05-25
FR2529410A1 (fr) 1983-12-30
JPS5911015A (ja) 1984-01-20
GB2122829B (en) 1986-11-12
JPH0122769B2 (fr) 1989-04-27
DE3323315C2 (de) 1985-12-05
DE3323315A1 (de) 1984-01-05

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse