Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1986-10-01
1988-05-03
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
35821328, H04N 314
Patent
active
047422386
ABSTRACT:
There is provided a non-linear photoelectric converting apparatus comprising: a photosensing unit for converting a photosignal into a charge signal; a photoelectric converting device consisting of a charge detecting unit to transfer the charges generated in the photosensing unit through the gate and convert them into the voltage signal; and a draining unit for draining the charges temporarily accumulated in the photosensing unit of the photoelectric converting device for an accumulation period, wherein the draining performance of the draining unit is gradually changed for the charge accumulation period.
REFERENCES:
patent: 4260900 (1981-04-01), Matsui et al.
Allen Stephone B.
Canon Kabushiki Kaisha
Nelms David C.
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