FR851899A - Improvements to anti-fading regulators for television receivers - Google Patents

Improvements to anti-fading regulators for television receivers

Info

Publication number
FR851899A
FR851899A FR851899DA FR851899A FR 851899 A FR851899 A FR 851899A FR 851899D A FR851899D A FR 851899DA FR 851899 A FR851899 A FR 851899A
Authority
FR
France
Prior art keywords
fading
regulators
television receivers
receivers
television
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
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.)
Telefunken AG
Original Assignee
Telefunken AG
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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 Telefunken AG, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Application granted granted Critical
Publication of FR851899A publication Critical patent/FR851899A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
FR851899D 1938-03-23 1939-03-21 Improvements to anti-fading regulators for television receivers Expired FR851899A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE851899X 1938-03-23

Publications (1)

Publication Number Publication Date
FR851899A true FR851899A (en) 1940-01-16

Family

ID=6782696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR851899D Expired FR851899A (en) 1938-03-23 1939-03-21 Improvements to anti-fading regulators for television receivers

Country Status (2)

Country Link
BE (1) BE433288A (en)
FR (1) FR851899A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2538519A (en) * 1949-06-23 1951-01-16 Avco Mfg Corp Keyed automatic gain control circuit with double time constant input voltage filter
US2539774A (en) * 1947-05-27 1951-01-30 Rca Corp Push-pull operated double diode clamping circuit for directcurrent reinsertion
US2632050A (en) * 1950-04-03 1953-03-17 Avco Mfg Corp Keyed automatic frequency control system for television receivers
US2636939A (en) * 1949-06-30 1953-04-28 Avco Mfg Corp Keyed automatic gain control
US2637772A (en) * 1948-07-07 1953-05-05 Rca Corp Keyed automatic gain control
US2754359A (en) * 1950-09-26 1956-07-10 Zenith Radio Corp Automatic gain-control circuit

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2539774A (en) * 1947-05-27 1951-01-30 Rca Corp Push-pull operated double diode clamping circuit for directcurrent reinsertion
US2637772A (en) * 1948-07-07 1953-05-05 Rca Corp Keyed automatic gain control
US2538519A (en) * 1949-06-23 1951-01-16 Avco Mfg Corp Keyed automatic gain control circuit with double time constant input voltage filter
US2636939A (en) * 1949-06-30 1953-04-28 Avco Mfg Corp Keyed automatic gain control
US2632050A (en) * 1950-04-03 1953-03-17 Avco Mfg Corp Keyed automatic frequency control system for television receivers
US2754359A (en) * 1950-09-26 1956-07-10 Zenith Radio Corp Automatic gain-control circuit

Also Published As

Publication number Publication date
BE433288A (en)

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