FR1220152A - Système de projection de télévision - Google Patents

Système de projection de télévision

Info

Publication number
FR1220152A
FR1220152A FR783897A FR783897A FR1220152A FR 1220152 A FR1220152 A FR 1220152A FR 783897 A FR783897 A FR 783897A FR 783897 A FR783897 A FR 783897A FR 1220152 A FR1220152 A FR 1220152A
Authority
FR
France
Prior art keywords
projection system
projection
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
FR783897A
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.)
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
Application granted granted Critical
Publication of FR1220152A publication Critical patent/FR1220152A/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
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7425—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being a dielectric deformable layer controlled by an electron beam, e.g. eidophor projector

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
FR783897A 1958-01-13 1959-01-13 Système de projection de télévision Expired FR1220152A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US708526A US2957942A (en) 1958-01-13 1958-01-13 Projection television system

Publications (1)

Publication Number Publication Date
FR1220152A true FR1220152A (fr) 1960-05-23

Family

ID=24846138

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783897A Expired FR1220152A (fr) 1958-01-13 1959-01-13 Système de projection de télévision

Country Status (6)

Country Link
US (1) US2957942A (fr)
CH (1) CH368520A (fr)
DE (1) DE1097474B (fr)
FR (1) FR1220152A (fr)
GB (1) GB909402A (fr)
NL (1) NL235074A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155871A (en) * 1961-03-10 1964-11-03 Gen Electric Smoothing the liquid in a light valve projector by means of electron beam
US3219756A (en) * 1962-03-05 1965-11-23 Gen Electric Ignition circuit for an arc-discharge lamp in a projection system
US3626084A (en) * 1970-06-12 1971-12-07 Ibm Deformographic storage display tube

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1802747A (en) * 1927-04-12 1931-04-28 Westinghouse Electric & Mfg Co System for recording electrical fluctuations
US2365376A (en) * 1938-12-09 1944-12-19 Becker Carlheinz Leveling the characteristic of photographic emulsions
GB526742A (en) * 1939-02-10 1940-09-25 I M K Syndicate Ltd Improvements in light modulating devices for use in television receivers
US2287587A (en) * 1939-11-02 1942-06-23 Bell Telephone Labor Inc Light modulating apparatus
CH230613A (de) * 1939-11-08 1944-01-15 Ges Foerderung Forschung Technische Physik Eth Zuerich Anordnung zur Wiedergabe eines Fernsehbildes.
BE450089A (fr) * 1940-08-27
US2605352A (en) * 1940-08-28 1952-07-29 Fischer Ernst Friedrich Deformable medium for controlling a light stream
US2623942A (en) * 1947-11-03 1952-12-30 Motorola Inc Color control for television systems
US2644938A (en) * 1948-11-30 1953-07-07 Foerderung Forschung Gmbh Schlieren cathode-ray light modulator with modulating liquid on concave mirror

Also Published As

Publication number Publication date
DE1097474B (de) 1961-01-19
CH368520A (de) 1963-04-15
NL235074A (fr) 1964-02-25
US2957942A (en) 1960-10-25
GB909402A (en) 1962-10-31

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