FR2220950A1 - - Google Patents

Info

Publication number
FR2220950A1
FR2220950A1 FR7405723A FR7405723A FR2220950A1 FR 2220950 A1 FR2220950 A1 FR 2220950A1 FR 7405723 A FR7405723 A FR 7405723A FR 7405723 A FR7405723 A FR 7405723A FR 2220950 A1 FR2220950 A1 FR 2220950A1
Authority
FR
France
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.)
Granted
Application number
FR7405723A
Other languages
French (fr)
Other versions
FR2220950B1 (enrdf_load_stackoverflow
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.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens 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 Siemens AG, Siemens Corp filed Critical Siemens AG
Publication of FR2220950A1 publication Critical patent/FR2220950A1/fr
Application granted granted Critical
Publication of FR2220950B1 publication Critical patent/FR2220950B1/fr
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
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Receiver Circuits (AREA)
  • Closed-Circuit Television Systems (AREA)
FR7405723A 1973-03-07 1974-02-20 Expired FR2220950B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732311210 DE2311210C2 (de) 1973-03-07 1973-03-07 Anordnung zum automatischen Konstanthalten des Spitzenwertes der Bildhelligkeit einer Fernseh-Bildwiedergaberöhre

Publications (2)

Publication Number Publication Date
FR2220950A1 true FR2220950A1 (enrdf_load_stackoverflow) 1974-10-04
FR2220950B1 FR2220950B1 (enrdf_load_stackoverflow) 1981-10-09

Family

ID=5873996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405723A Expired FR2220950B1 (enrdf_load_stackoverflow) 1973-03-07 1974-02-20

Country Status (3)

Country Link
BE (1) BE811459A (enrdf_load_stackoverflow)
DE (1) DE2311210C2 (enrdf_load_stackoverflow)
FR (1) FR2220950B1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440017A1 (fr) * 1978-10-26 1980-05-23 Philips Nv Dispositif pour photographier une image circulaire reproduite sur l'ecran d'un appareil de reproduction

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4530011A (en) * 1981-06-19 1985-07-16 Loge/Dunn Instruments, Inc. Apparatus for maintaining of a cathode ray tube image within the light acceptance range of a photographic film
DE3235659A1 (de) * 1982-09-27 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur aufnahme von fernsehbildern auf einem photographischen film
US4679087A (en) * 1984-03-12 1987-07-07 Loge/Dunn Instruments, Inc. Method and apparatus for photographing video images of either polarity without CRT brightness or contrast readjustment
US4731662A (en) * 1985-03-21 1988-03-15 Canon Kabushiki Kaisha Image processing method for processing an image signal differently depending on the range of an image characteristic thereof relative to the range within which an output device can reproduce the image characteristic
DE19508623A1 (de) * 1995-03-10 1996-09-12 Sel Alcatel Ag Schaltungsanordnung zur Anzeige und zur Regelung von Umgebungslichtverhältnissen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1241869B (de) * 1962-05-12 1967-06-08 Fernseh Gmbh Schaltungsanordnung zur Verbesserung der Detailerkennbarkeit eines Fernsehbildes
DE1537424B2 (de) * 1967-12-02 1973-08-09 Siemens AG, 1000 Berlin u. 8000 München Roentgenfernseheinrichtung
US3649755A (en) * 1970-06-01 1972-03-14 Bendix Corp Method and means for providing a lighted display having a constant contrast ratio

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2440017A1 (fr) * 1978-10-26 1980-05-23 Philips Nv Dispositif pour photographier une image circulaire reproduite sur l'ecran d'un appareil de reproduction

Also Published As

Publication number Publication date
BE811459A (fr) 1974-06-17
DE2311210C2 (de) 1982-06-24
FR2220950B1 (enrdf_load_stackoverflow) 1981-10-09
DE2311210A1 (de) 1974-09-12

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Legal Events

Date Code Title Description
ST Notification of lapse