FR1302631A - Improvements to amplifier circuits - Google Patents

Improvements to amplifier circuits

Info

Publication number
FR1302631A
FR1302631A FR868631A FR868631A FR1302631A FR 1302631 A FR1302631 A FR 1302631A FR 868631 A FR868631 A FR 868631A FR 868631 A FR868631 A FR 868631A FR 1302631 A FR1302631 A FR 1302631A
Authority
FR
France
Prior art keywords
amplifier circuits
amplifier
circuits
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
Application number
FR868631A
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Priority to FR868631A priority Critical patent/FR1302631A/en
Priority to ES0279238A priority patent/ES279238A1/en
Priority to GB27836/62A priority patent/GB974065A/en
Priority to DE1962C0027519 priority patent/DE1154519B/en
Application granted granted Critical
Publication of FR1302631A publication Critical patent/FR1302631A/en
Priority to OA50228A priority patent/OA00183A/en
Expired legal-status Critical Current

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)
FR868631A 1961-07-21 1961-07-21 Improvements to amplifier circuits Expired FR1302631A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR868631A FR1302631A (en) 1961-07-21 1961-07-21 Improvements to amplifier circuits
ES0279238A ES279238A1 (en) 1961-07-21 1962-07-14 Improvements in amplifier circuits
GB27836/62A GB974065A (en) 1961-07-21 1962-07-19 Improvements in amplifier circuits
DE1962C0027519 DE1154519B (en) 1961-07-21 1962-07-20 Broadband transistor amplifier with adjustable gain factor
OA50228A OA00183A (en) 1961-07-21 1964-07-30 Improvements to amplifier circuits.

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
FR1302631A true FR1302631A (en) 1962-08-31

Family

ID=8759786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868631A Expired FR1302631A (en) 1961-07-21 1961-07-21 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)

Cited By (2)

* 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
EP0097201A1 (en) * 1982-06-22 1984-01-04 Telefongyar Frequency selective amplifier with gain control

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (2)

* 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
EP0097201A1 (en) * 1982-06-22 1984-01-04 Telefongyar Frequency selective amplifier with gain control

Also Published As

Publication number Publication date
GB974065A (en) 1964-11-04
OA00183A (en) 1966-03-15
ES279238A1 (en) 1963-01-01
DE1154519B (en) 1963-09-19

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