FR937906A - Perfectionnements aux appareils de télévision et appareils analogues - Google Patents

Perfectionnements aux appareils de télévision et appareils analogues

Info

Publication number
FR937906A
FR937906A FR937906DA FR937906A FR 937906 A FR937906 A FR 937906A FR 937906D A FR937906D A FR 937906DA FR 937906 A FR937906 A FR 937906A
Authority
FR
France
Prior art keywords
television
similar apparatus
similar
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
English (en)
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.)
Cinema Television Ltd
Original Assignee
Cinema Television Ltd
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 Cinema Television Ltd filed Critical Cinema Television Ltd
Application granted granted Critical
Publication of FR937906A publication Critical patent/FR937906A/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
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Exposure Control For Cameras (AREA)
  • Television Receiver Circuits (AREA)
FR937906D 1944-10-18 1946-12-24 Perfectionnements aux appareils de télévision et appareils analogues Expired FR937906A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20190/44A GB587370A (en) 1944-10-18 1944-10-18 Improvements in or relating to arrangements for inverting the contrast of televisionsignals

Publications (1)

Publication Number Publication Date
FR937906A true FR937906A (fr) 1948-08-31

Family

ID=10141895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR937906D Expired FR937906A (fr) 1944-10-18 1946-12-24 Perfectionnements aux appareils de télévision et appareils analogues

Country Status (2)

Country Link
FR (1) FR937906A (fr)
GB (1) GB587370A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1106522B (de) * 1952-06-27 1961-05-10 Siemens Ag Verfahren zur Erhoehung des Feinkontrastes von Bildern unter Verwendung einer elektrisch-optischen Bilduebertragungseinrichtung

Families Citing this family (1)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1106522B (de) * 1952-06-27 1961-05-10 Siemens Ag Verfahren zur Erhoehung des Feinkontrastes von Bildern unter Verwendung einer elektrisch-optischen Bilduebertragungseinrichtung

Also Published As

Publication number Publication date
GB587370A (en) 1947-04-23

Similar Documents

Publication Publication Date Title
FR952903A (fr) Perfectionnements apportés aux récepteurs de télévision
FR937917A (fr) Perfectionnements aux écrans à trames
FR946287A (fr) Perfectionnements aux équipements de télévision
FR934357A (fr) Perfectionnements aux procédés et appareils de cuisson
FR909792A (fr) Perfectionnements aux blindages
FR937764A (fr) Perfectionnement aux appareils de télévision
FR907290A (fr) Perfectionnements aux aéromoteurs
FR937906A (fr) Perfectionnements aux appareils de télévision et appareils analogues
FR939083A (fr) Appareils télégraphiques et analogues
FR918185A (fr) Perfectionnements aux aspirateurs de poussière
FR932781A (fr) Perfectionnements apportés aux évaporateurs et appareils analogues
FR54403E (fr) Perfectionnements aux appareils de projection et analogues
FR909122A (fr) Perfectionnements aux appareils à tarauder
FR913347A (fr) Perfectionnements aux aspirateurs de poussière
FR938700A (fr) Perfectionnements aux culots de lampes électriques et appareils analogues
FR912443A (fr) Perfectionnements aux duplicateurs et appareils analogues
FR910750A (fr) Perfectionnement aux écrans
FR930662A (fr) Perfectionnements aux treuils et appareils de ce genre
FR920904A (fr) Perfectionnements se rapportant aux méthodes et appareils de dégivrage
FR916712A (fr) Perfectionnements aux treuils et appareils analogues
FR994103A (fr) Perfectionnements aux appareils frigorifiques
FR940158A (fr) Perfectionnements aux appareils frigorifiques
FR931897A (fr) Perfectionnements apportés aux haut-parleurs et aux appareils analogues
FR923328A (fr) Perfectionnements apportés aux procédés et appareils de déshydratation
FR946939A (fr) Perfectionnements aux appareils cinématographiques