Electron source with micropoint emissive cathodes and display me

Details Electron source with micropoint emissive cathodes and display me Electron source with micropoint emissive cathodes and display me

1988-11-03

1990-07-10

Wieder, Kenneth

Electric lamp and discharge devices

Discharge devices having three or more electrodes

313309, 313336, 313351, 313444, H01J 130, H01J 190, H01J 2904

Patent

active

049409166

ABSTRACT:
Electron source with micropoint emissive cathodes and display means by cathodoluminescence excited by field emission and using said source. Each cathode (5) comprises an electrically conductive layer (22) and micropoints (12) and, according to the invention, a continuous resistive layer (24) is provided between the conductive layer and the micropoints. The display means comprises a cathodoluminescent anode (16) facing the source.

REFERENCES:
patent: 3453478 (1969-07-01), Shoulders
patent: 3671798 (1972-06-01), Lees
patent: 3735186 (1973-05-01), Klopfer
patent: 3789471 (1974-02-01), Spindt
patent: 3935500 (1976-01-01), Oess
patent: 4513308 (1985-04-01), Greene
patent: 4663559 (1987-05-01), Christensen
patent: 4721885 (1988-01-01), Brodie
Patent Abstracts of Japan, vol. 7, No. 36; Feb. 15, 1983; Japanese Pat. Publication A 57187849 (Nippon Denshin Denwa Kosha) of Nov. 18, 1982.

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