Light emitting diode display device

Details Light emitting diode display device Light emitting diode display device

1979-01-18

1980-12-23

LaRoche, Eugene R.

Electric lamp and discharge devices: systems

Plural power supplies

Plural load devices

313500, 315164, 357 17, H01L 3300

Patent

active

042412811

ABSTRACT:
A light emitting diode display device is disclosed having a semiconductor substrate of a predetermined conductivity type, semiconductor films provided on the substrate and having a conductivity type opposite to that of the substrate, light emitting diode elements provided on the semiconductor films and each having a P-N junction, the above-mentioned semiconductor films functioning as first electrodes for the light emitting diode elements, second electrodes each provided on the upper surface of each light emitting diode element, and means for applying a reverse bias between the substrate and the first electrodes thereby to isolate the light emitting diode from one another.

REFERENCES:
patent: 3893149 (1975-07-01), Grenon
patent: 4012243 (1977-03-01), Keil et al.
patent: 4152711 (1979-05-01), Nakata

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