Semiconductor photo sensor

Details Semiconductor photo sensor Semiconductor photo sensor

1995-06-13

1999-04-27

Whitehead, Jr., Carl W.

Active solid-state devices (e.g., transistors, solid-state diode

Responsive to non-electrical signal

Electromagnetic or particle radiation

257436, 257446, 257461, 257463, H01L 2714

Patent

active

058982094

ABSTRACT:
A semiconductor photosensitive element comprises first and second photosensitive regions. The first photosensitive region is different from the second photosensitive region in its structure and thereby the first photosensitive region has photoelectric conversion characteristic and frequency characteristic which are different from those of the second photosensitive region.

REFERENCES:
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patent: 4616249 (1986-10-01), Nishizawa et al.
patent: 4751559 (1988-06-01), Sugawa et al.
patent: 4837429 (1989-06-01), Umezawa et al.
patent: 5101253 (1992-03-01), Mizutani et al.
patent: 5410175 (1995-04-01), Kyomasu et al.
patent: 5563431 (1996-10-01), Ohmi et al.

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