Control of a photosensitive cell

Details Control of a photosensitive cell Control of a photosensitive cell

2006-06-27

2006-06-27

Allen, Stephone B. (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

C250S2140RC, C348S308000

Reexamination Certificate

active

07067792

ABSTRACT:
A device and a method for controlling a photosensitive cell including a photodiode adapted to discharging into a read node via a MOS transfer transistor, the device being adapted to providing a signal for controlling the gate of the MOS transfer transistor to a first level for which the MOS transfer transistor is off or to a second level for which the MOS transfer transistor is on, including means for providing a transition control signal between the second level and the first level of determined average slope.

REFERENCES:
patent: 5818526 (1998-10-01), Nomoto
patent: 5898168 (1999-04-01), Gowda et al.
patent: 6043479 (2000-03-01), Chiang
French Search Report from French Patent Application No. 02/12851, filed Oct. 16, 2002.

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