OA00183A - Improvements to amplifier circuits. - Google Patents

Improvements to amplifier circuits.

Info

Publication number
OA00183A
OA00183A OA50228A OA50228A OA00183A OA 00183 A OA00183 A OA 00183A OA 50228 A OA50228 A OA 50228A OA 50228 A OA50228 A OA 50228A OA 00183 A OA00183 A OA 00183A
Authority
OA
OAPI
Prior art keywords
amplifier circuits
amplifier
circuits
Prior art date
Application number
OA50228A
Other languages
French (fr)
Original Assignee
Thomson Houston Comp Francaise
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 Thomson Houston Comp Francaise filed Critical Thomson Houston Comp Francaise
Publication of OA00183A publication Critical patent/OA00183A/en

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
    • 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
    • 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
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
OA50228A 1961-07-21 1964-07-30 Improvements to amplifier circuits. OA00183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR868631A FR1302631A (en) 1961-07-21 1961-07-21 Improvements to amplifier circuits

Publications (1)

Publication Number Publication Date
OA00183A true OA00183A (en) 1966-03-15

Family

ID=8759786

Family Applications (1)

Application Number Title Priority Date Filing Date
OA50228A OA00183A (en) 1961-07-21 1964-07-30 Improvements to amplifier circuits.

Country Status (5)

Country Link
DE (1) DE1154519B (en)
ES (1) ES279238A1 (en)
FR (1) FR1302631A (en)
GB (1) GB974065A (en)
OA (1) OA00183A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295618B (en) * 1963-04-27 1969-05-22 Philips Patentverwaltung Circuit arrangement for controlling the amplification of series-connected transistor amplifier stages in a television receiver
DE1299331B (en) * 1966-01-10 1969-07-17 Siemens Ag Transistor amplifier with adjustable amplification factor and with a constant transmission curve over the entire control range
EP0097201B1 (en) * 1982-06-22 1987-06-03 Telefongyar Frequency selective amplifier with gain control

Also Published As

Publication number Publication date
GB974065A (en) 1964-11-04
ES279238A1 (en) 1963-01-01
DE1154519B (en) 1963-09-19
FR1302631A (en) 1962-08-31

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