Radiation-emitting devices having an array of active components

Details Radiation-emitting devices having an array of active components Radiation-emitting devices having an array of active components

1993-02-23

1994-12-06

Horabik, Michael

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

313505, 313509, 313512, 3151693, 345 30, 345 32, 345 80, 345 76, 345 82, H01J 162

Patent

active

053714342

ABSTRACT:
A display or other radiation-emitting device has an array of vertical ballistic transistors which produce electrons that flow into overlying phosphor regions. Light produced by the phosphors is focussed by an array of convex lenses above the phosphor regions to provide a high intensity display with limited viewing angle.

REFERENCES:
patent: 3385992 (1968-05-01), Chaberski
patent: 3976877 (1976-08-01), Thillays
patent: 4047075 (1977-09-01), Schoberl
patent: 4578615 (1986-03-01), Genovese et al.
patent: 4599537 (1986-07-01), Yamashita
patent: 5043716 (1991-08-01), Latz et al.
patent: 5066889 (1991-11-01), Edwards
patent: 5258690 (1993-11-01), Leksell et al.
Lester Eastman, "Comparison of vacuum and semiconductor field effect transistor performance limits", Vacuum Microelectronics 1989, pp. 189-194.

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