BE725228A - - Google Patents

Info

Publication number
BE725228A
BE725228A BE725228DA BE725228A BE 725228 A BE725228 A BE 725228A BE 725228D A BE725228D A BE 725228DA BE 725228 A BE725228 A BE 725228A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE725228A publication Critical patent/BE725228A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0029—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier using FETs

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
BE725228D 1967-12-11 1968-12-10 BE725228A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68945467A 1967-12-11 1967-12-11

Publications (1)

Publication Number Publication Date
BE725228A true BE725228A (xx) 1969-05-16

Family

ID=24768538

Family Applications (1)

Application Number Title Priority Date Filing Date
BE725228D BE725228A (xx) 1967-12-11 1968-12-10

Country Status (12)

Country Link
US (1) US3480873A (xx)
JP (1) JPS4841382B1 (xx)
AT (1) AT289198B (xx)
BE (1) BE725228A (xx)
BR (1) BR6804781D0 (xx)
DE (1) DE1812292C3 (xx)
ES (1) ES361235A1 (xx)
FR (1) FR1594342A (xx)
GB (1) GB1242858A (xx)
MY (1) MY7400213A (xx)
NL (1) NL160128C (xx)
SE (1) SE356649B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789246A (en) * 1972-02-14 1974-01-29 Rca Corp Insulated dual gate field-effect transistor signal translator having means for reducing its sensitivity to supply voltage variations
US3879688A (en) * 1972-06-21 1975-04-22 Yutaka Hayashi Method for gain control of field-effect transistor
US3872491A (en) * 1973-03-08 1975-03-18 Sprague Electric Co Asymmetrical dual-gate FET
DE2533355C3 (de) * 1975-07-25 1985-12-05 Texas Instruments Deutschland Gmbh, 8050 Freising Regelbarer Verstärker für HF-Eingangsstufen
JPS5610015Y2 (xx) * 1975-10-15 1981-03-05
DE2717339C3 (de) * 1977-04-19 1985-12-05 Texas Instruments Deutschland Gmbh, 8050 Freising Schaltungsanordnung zur Kompensation der an einer ersten Gate-Elektrode eines Dual-Gate-MOS-Feldeffekttransistors aufgrund einer an der zweiten Gate-Elektrode dieses Feldeffekttransistors anliegenden veränderlichen Eingangsspannung auftretenden Eingangskapazitätsänderung
GB2002608B (en) * 1977-08-01 1982-03-24 Pioneer Electronic Corp Automatic gain control circuit
DE2808745C2 (de) * 1978-03-01 1983-10-06 Vereinigte Glaswerke Gmbh, 5100 Aachen Aktive Scheibenantenne für Kraftfahrzeuge mit einer breitbandigen HF-Verstärkerschaltung
DE2833056C3 (de) * 1978-07-27 1984-02-16 Texas Instruments Deutschland Gmbh, 8050 Freising HF-Verstärker
DE2911514C2 (de) * 1979-03-23 1982-07-15 Texas Instruments Deutschland Gmbh, 8050 Freising HF-Verstärkerschaltung
US4488149A (en) * 1981-02-26 1984-12-11 Givens Jr William A Electronic display having segments wherein each segment is capable of selectively illuminating two colors
US4456889A (en) * 1981-06-04 1984-06-26 The United States Of America As Represented By The Secretary Of The Navy Dual-gate MESFET variable gain constant output power amplifier
GB2117583B (en) * 1982-03-31 1986-01-29 Ferranti Plc Gain control circuit
DE3626575C1 (de) * 1986-08-06 1987-10-15 Telefunken Electronic Gmbh Umschaltbarer Tunervorverstaerker
US4870373A (en) * 1986-12-17 1989-09-26 Texas Instruments Incorporated Constant phase gain control circuit
DE4134177C2 (de) * 1991-10-16 1994-02-10 Telefunken Microelectron Schaltungsanordnung mit einer Dual-Gate-Feldeffekttransistor-Tetrode
US5337019A (en) * 1992-02-20 1994-08-09 Siemens Aktiengesellschaft Integrated circuit arrangement
JPH10261925A (ja) * 1997-03-17 1998-09-29 Toshiba Corp 高周波増幅器

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3404347A (en) * 1966-11-03 1968-10-01 Rca Corp Gain controlled amplifier using multiple gate field-effect transistor as the active element thereof

Also Published As

Publication number Publication date
DE1812292B2 (de) 1978-02-16
ES361235A1 (es) 1970-08-16
NL160128B (nl) 1979-04-17
FR1594342A (xx) 1970-06-01
BR6804781D0 (pt) 1973-01-09
SE356649B (xx) 1973-05-28
JPS4841382B1 (xx) 1973-12-06
US3480873A (en) 1969-11-25
NL160128C (nl) 1979-09-17
AT289198B (de) 1971-04-13
NL6817685A (xx) 1969-06-13
DE1812292A1 (de) 1969-08-14
MY7400213A (en) 1974-12-31
DE1812292C3 (de) 1978-10-12
GB1242858A (en) 1971-08-18

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: RADIO CORP. OF AMERICA

Effective date: 19881210