FR1086967A - TV projection device - Google Patents

TV projection device

Info

Publication number
FR1086967A
FR1086967A FR1086967DA FR1086967A FR 1086967 A FR1086967 A FR 1086967A FR 1086967D A FR1086967D A FR 1086967DA FR 1086967 A FR1086967 A FR 1086967A
Authority
FR
France
Prior art keywords
projection device
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
Other languages
French (fr)
Inventor
Edgar Gretener
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 filed Critical
Application granted granted Critical
Publication of FR1086967A publication Critical patent/FR1086967A/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
    • H04N5/74—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)
  • Transforming Electric Information Into Light Information (AREA)
  • Optical Elements Other Than Lenses (AREA)
FR1086967D 1952-09-05 1953-08-28 TV projection device Expired FR1086967A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH725106X 1952-09-05

Publications (1)

Publication Number Publication Date
FR1086967A true FR1086967A (en) 1955-02-17

Family

ID=4531842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1086967D Expired FR1086967A (en) 1952-09-05 1953-08-28 TV projection device

Country Status (6)

Country Link
US (1) US2776339A (en)
CH (1) CH303109A (en)
DE (1) DE928000C (en)
FR (1) FR1086967A (en)
GB (1) GB725106A (en)
NL (1) NL99543C (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3113179A (en) * 1957-11-22 1963-12-03 Gen Electric Method and apparatus for recording
US3063331A (en) * 1959-03-02 1962-11-13 Gen Electric Projection system
US3121216A (en) * 1959-06-25 1964-02-11 Gen Electric Quick access reference data file
US3155871A (en) * 1961-03-10 1964-11-03 Gen Electric Smoothing the liquid in a light valve projector by means of electron beam
US3233040A (en) * 1962-01-02 1966-02-01 Magnavox Co Electrostrictive display means
US3283309A (en) * 1962-08-20 1966-11-01 Gen Electric Information thermoplastic recording
US3255371A (en) * 1962-10-30 1966-06-07 Gen Electric Drive means for deformable medium carrying member within an evacuated envelope
US3546518A (en) * 1968-04-23 1970-12-08 Rauland Corp Image projection through rear window of cathode ray tube to display screen
US3489941A (en) * 1969-03-28 1970-01-13 Gen Electric Light valve fluid thickness regulator
US3489940A (en) * 1969-03-28 1970-01-13 Gen Electric Hydrodynamic contaminant isolation for light modulating fluid
US3906462A (en) * 1973-05-04 1975-09-16 Itek Corp Optical storage device using piezoelectric read-out
BRPI0708256A2 (en) * 2006-02-24 2011-05-24 Sunvention Internat Gmbh greenhouse, greenhouse housing, filter device, lighting fixture, driving device, employment and input device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH230613A (en) * 1939-11-08 1944-01-15 Ges Foerderung Forschung Technische Physik Eth Zuerich Arrangement for displaying a television picture.
BE483353A (en) * 1947-06-25
US2644938A (en) * 1948-11-30 1953-07-07 Foerderung Forschung Gmbh Schlieren cathode-ray light modulator with modulating liquid on concave mirror
BE497757A (en) * 1949-10-17

Also Published As

Publication number Publication date
DE928000C (en) 1955-05-23
GB725106A (en) 1955-03-02
NL99543C (en)
CH303109A (en) 1954-11-15
US2776339A (en) 1957-01-01

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