FR1227937A - Perfectionnements aux téléviseurs - Google Patents

Perfectionnements aux téléviseurs

Info

Publication number
FR1227937A
FR1227937A FR798372A FR798372A FR1227937A FR 1227937 A FR1227937 A FR 1227937A FR 798372 A FR798372 A FR 798372A FR 798372 A FR798372 A FR 798372A FR 1227937 A FR1227937 A FR 1227937A
Authority
FR
France
Prior art keywords
enhancements
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
FR798372A
Other languages
English (en)
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke GmbH
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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Application granted granted Critical
Publication of FR1227937A publication Critical patent/FR1227937A/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/44Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57Control of contrast or brightness
    • H04N5/58Control of contrast or brightness in dependence upon ambient light

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
FR798372A 1958-07-01 1959-06-24 Perfectionnements aux téléviseurs Expired FR1227937A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1227937X 1958-07-01

Publications (1)

Publication Number Publication Date
FR1227937A true FR1227937A (fr) 1960-08-24

Family

ID=7734698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR798372A Expired FR1227937A (fr) 1958-07-01 1959-06-24 Perfectionnements aux téléviseurs

Country Status (3)

Country Link
DE (1) DE1073535B (enrdf_load_stackoverflow)
FR (1) FR1227937A (enrdf_load_stackoverflow)
NL (1) NL240746A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096399A (en) * 1960-12-30 1963-07-02 Rca Corp Television receiver circuits
US3147341A (en) * 1961-04-24 1964-09-01 Gen Electric Automatic brightness-contrast control using photoresistive element to control brightness and agc voltages in response to ambinent light
US3164673A (en) * 1961-12-05 1965-01-05 Gen Electric Automatic brightness and contrast control circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1189123B (de) * 1960-06-13 1965-03-18 Telefunken Patent Schaltungsanordnung zur automatischen Kontrastregelung in Fernsehgeraeten mit Hilfe eines Fotowiderstandes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3096399A (en) * 1960-12-30 1963-07-02 Rca Corp Television receiver circuits
US3147341A (en) * 1961-04-24 1964-09-01 Gen Electric Automatic brightness-contrast control using photoresistive element to control brightness and agc voltages in response to ambinent light
US3164673A (en) * 1961-12-05 1965-01-05 Gen Electric Automatic brightness and contrast control circuit

Also Published As

Publication number Publication date
NL240746A (enrdf_load_stackoverflow)
DE1073535B (de) 1960-01-21

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