BE621428A - - Google Patents

Info

Publication number
BE621428A
BE621428A BE621428DA BE621428A BE 621428 A BE621428 A BE 621428A BE 621428D A BE621428D A BE 621428DA BE 621428 A BE621428 A BE 621428A
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.)
Publication of BE621428A publication Critical patent/BE621428A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
    • H03G3/301—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable
    • H03G3/3015—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being continuously variable using diodes or transistors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/10—Image acquisition
    • 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
    • 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
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
BE621428D 1961-08-18 BE621428A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US132389A US3169229A (en) 1961-08-18 1961-08-18 Agc system incorporating controllable semiconductor shunt-type attenuator

Publications (1)

Publication Number Publication Date
BE621428A true BE621428A (fr)

Family

ID=22453807

Family Applications (1)

Application Number Title Priority Date Filing Date
BE621428D BE621428A (fr) 1961-08-18

Country Status (6)

Country Link
US (1) US3169229A (fr)
BE (1) BE621428A (fr)
CH (1) CH394669A (fr)
DE (1) DE1250493B (fr)
GB (1) GB959510A (fr)
NL (1) NL280812A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL51708A (en) * 1976-04-22 1979-03-12 Motorola Inc Automatic gain control circuit
US4415803A (en) * 1980-10-22 1983-11-15 Bell Telephone Laboratories, Incorporated Optical receiver with improved dynamic range
US4747141A (en) * 1983-10-24 1988-05-24 Kahn Leonard R AM stereo signal decoder
US6806767B2 (en) * 2002-07-09 2004-10-19 Anadigics, Inc. Power amplifier with load switching circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2808474A (en) * 1956-01-23 1957-10-01 Boeing Co Variable attenuation control circuits

Also Published As

Publication number Publication date
US3169229A (en) 1965-02-09
CH394669A (fr) 1965-06-30
GB959510A (en) 1964-06-03
NL280812A (fr)
DE1250493B (de) 1967-09-21

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