FR1427947A - Improvements to projection systems - Google Patents

Improvements to projection systems

Info

Publication number
FR1427947A
FR1427947A FR446A FR446A FR1427947A FR 1427947 A FR1427947 A FR 1427947A FR 446 A FR446 A FR 446A FR 446 A FR446 A FR 446A FR 1427947 A FR1427947 A FR 1427947A
Authority
FR
France
Prior art keywords
projection systems
projection
systems
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
FR446A
Other languages
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.)
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 FR1427947A publication Critical patent/FR1427947A/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
FR446A 1964-01-02 1964-12-30 Improvements to projection systems Expired FR1427947A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US335151A US3288927A (en) 1964-01-02 1964-01-02 Projection system

Publications (1)

Publication Number Publication Date
FR1427947A true FR1427947A (en) 1966-02-11

Family

ID=23310492

Family Applications (1)

Application Number Title Priority Date Filing Date
FR446A Expired FR1427947A (en) 1964-01-02 1964-12-30 Improvements to projection systems

Country Status (5)

Country Link
US (1) US3288927A (en)
CH (1) CH486115A (en)
DE (1) DE1270189B (en)
FR (1) FR1427947A (en)
GB (1) GB1043910A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557304A (en) * 1967-10-24 1971-01-19 Richard O Rue Remote control flying system
US3564134A (en) * 1968-07-03 1971-02-16 Us Navy Two-camera remote drone control
US3761616A (en) * 1968-10-11 1973-09-25 Gen Electric Projection system
US3715494A (en) * 1971-01-28 1973-02-06 Gen Electric Projection system
US3766081A (en) * 1972-05-18 1973-10-16 Gen Electric Light modulating medium for image projection apparatus
US3764549A (en) * 1973-01-11 1973-10-09 Gen Electric Light-modulating medium for image projection apparatus
DE3904264A1 (en) * 1989-02-08 1990-08-09 Hertz Inst Heinrich FLUID WITH INCREASED RESISTANCE TO RADIATION CHANGES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943147A (en) * 1958-01-13 1960-06-28 Gen Electric Projection system
US3006972A (en) * 1959-08-21 1961-10-31 Standard Oil Co Coupling of aromatic rings
US3109868A (en) * 1961-10-30 1963-11-05 Standard Oil Co Coupling of aromatic rings

Also Published As

Publication number Publication date
GB1043910A (en) 1966-09-28
US3288927A (en) 1966-11-29
DE1270189B (en) 1968-06-12
CH486115A (en) 1970-02-15

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