AT284923B - Automatisches Verstärkungsregelsystem für HF-Empfänger - Google Patents

Automatisches Verstärkungsregelsystem für HF-Empfänger

Info

Publication number
AT284923B
AT284923B AT173866A AT173866A AT284923B AT 284923 B AT284923 B AT 284923B AT 173866 A AT173866 A AT 173866A AT 173866 A AT173866 A AT 173866A AT 284923 B AT284923 B AT 284923B
Authority
AT
Austria
Prior art keywords
receivers
control system
gain control
automatic gain
automatic
Prior art date
Application number
AT173866A
Other languages
English (en)
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
Application granted granted Critical
Publication of AT284923B publication Critical patent/AT284923B/de

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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • 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
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/52—Automatic gain control
    • H04N5/53—Keyed automatic gain control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuits Of Receivers In General (AREA)
  • Television Receiver Circuits (AREA)
  • Amplifiers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT173866A 1965-02-24 1966-02-24 Automatisches Verstärkungsregelsystem für HF-Empfänger AT284923B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US434873A US3414820A (en) 1965-02-24 1965-02-24 Delayed agc system utilizing the plateau region of an amplifier transistor

Publications (1)

Publication Number Publication Date
AT284923B true AT284923B (de) 1970-10-12

Family

ID=23726052

Family Applications (1)

Application Number Title Priority Date Filing Date
AT173866A AT284923B (de) 1965-02-24 1966-02-24 Automatisches Verstärkungsregelsystem für HF-Empfänger

Country Status (9)

Country Link
US (1) US3414820A (de)
JP (1) JPS4843466B1 (de)
AT (1) AT284923B (de)
BE (1) BE676882A (de)
DE (1) DE1491986C3 (de)
ES (1) ES323378A1 (de)
GB (1) GB1135593A (de)
NL (1) NL153041B (de)
SE (1) SE351099B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541454A (en) * 1967-09-28 1970-11-17 Gen Electric Automatic gain control for hybrid receiver
US3609234A (en) * 1968-04-08 1971-09-28 Victor Company Of Japan Delayed agc circuit
US20030126620A1 (en) * 2001-12-31 2003-07-03 Toshio Hayakawa Multimedia display system using display unit of portable computer, and signal receiver for television, radio, and wireless telephone
US20030137609A1 (en) * 2001-12-31 2003-07-24 Toshio Hayakawa Multimedia system using plasma or liquid crystal display, display system of portable computer, and signal receiver for television, radio, and cellular telephone

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2520012A (en) * 1948-01-08 1950-08-22 Philco Corp Negative bias limiter for automatic gain control circuits
US3192316A (en) * 1960-10-19 1965-06-29 Gen Electric Automatic gain control circuit with optimum delayed and amplified a. g. c. for r. f.stage
US3084216A (en) * 1961-03-02 1963-04-02 Hazeltine Research Inc Automatic-gain-control system
US3205444A (en) * 1962-10-19 1965-09-07 Motorola Inc Automatic gain control circuit with signal overload prevention
US3341780A (en) * 1964-02-03 1967-09-12 Motorola Inc Delayed automatic gain control system utilizing the plateau region of an amplifier transistor

Also Published As

Publication number Publication date
DE1491986C3 (de) 1979-01-11
DE1491986B2 (de) 1974-11-07
BE676882A (de) 1966-07-18
ES323378A1 (es) 1967-01-01
NL153041B (nl) 1977-04-15
DE1491986A1 (de) 1972-03-02
NL6602438A (de) 1966-08-25
GB1135593A (en) 1968-12-04
JPS4843466B1 (de) 1973-12-19
SE351099B (de) 1972-11-13
US3414820A (en) 1968-12-03

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee