Cadence scanned flat image display device

Details Cadence scanned flat image display device Cadence scanned flat image display device

1977-04-01

1980-07-29

Blum, Theodore M.

Electric lamp and discharge devices: systems

Cathode ray tube circuits

Cathode-ray deflections circuits

313422, H01J 2970, H01J 2972

Patent

active

042152933

ABSTRACT:
An image display device includes a flat evacuated envelope which has a front and a back wall. On the inner surface of the front wall is a phosphor screen for displaying the image. A first set of electron beam guides is between the back wall and the screen. A second set of electron beam guides is at one end of the first set of beam guides. A source of electrons is postioned to inject an electron beam into the second set of guides. A deflection means is provided to direct the electron beam from the second set of guides into the first set of guides.

REFERENCES:
patent: 2850669 (1958-09-01), Geer
patent: 2899597 (1959-08-01), Kompfner
patent: 4031427 (1977-06-01), Stanley
patent: 4069439 (1978-01-01), Anderson
patent: 4103204 (1978-07-01), Credelle

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