Electric lamp and discharge devices: systems – Cathode ray tube circuits – Cathode-ray deflections circuits
Patent
1989-03-27
1990-11-27
Issing, Gregory C.
Electric lamp and discharge devices: systems
Cathode ray tube circuits
Cathode-ray deflections circuits
313422, H01J 2970
Patent
active
049738887
ABSTRACT:
An image display device capable of uniforming luminance over a whole display plane. The image display device includes a plurality of vertical selecting electrodes each adapted to adjust an intensity of each of electron beams for every one of a plurality of cathodes. The device may include a protective electrode for insulating a low voltage region for selecting and deflecting of each electron beam and a high voltage region for accelerating the electron beam from each other.
REFERENCES:
patent: 4525653 (1985-06-01), Smith
patent: 4542322 (1985-09-01), Irie et al.
Morimoto Kiyoshi
Ogawa Yukio
Watanabe Hiroshi
Futaba Denshi Kogyo K.K.
Issing Gregory C.
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