Light activated switch system having high di/dt capability

Details Light activated switch system having high di/dt capability Light activated switch system having high di/dt capability

1978-07-24

1980-05-20

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

350355, G01D 534

Patent

active

042041163

ABSTRACT:
A light activated semiconductor switch comprises a light source for activating a light activated semiconductor device. A remote controllable light deflecting device is interposed between the light activated device and the light source for directing the light source onto the light activated device at a specified time in the rise time of the light source in response to a signal in order to decrease the switching time of the light activated device.

REFERENCES:
patent: 3513323 (1970-05-01), Sincerbox et al.
patent: 3772612 (1973-11-01), Gange
patent: 3883220 (1975-05-01), Taylor
patent: 3894792 (1975-07-01), Komatsubara et al.
patent: 4019159 (1977-04-01), Hon et al.
patent: 4119845 (1978-10-01), Jaskolski

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