Apparatus and method for active integrator optical sensors

Details Apparatus and method for active integrator optical sensors Apparatus and method for active integrator optical sensors

1998-01-05

2000-02-29

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

250214A, 358406, H04N 100

Patent

active

060312173

ABSTRACT:
Active integrator optical sensor (13) having a photodetector (56) and an active integrator circuit. The active integrator circuit having an operational amplifier (50), an integrating capacitor (51) an offset capacitor (54) and a store capacitor (52). The active integrator circuit operating to integrate the electrical signal from photodetector (56).

REFERENCES:
patent: 5208531 (1993-05-01), Aton
patent: 5448056 (1995-09-01), Tsuruta
patent: 5559470 (1996-09-01), Laber et al.
"TSL 1401 128.times.1 Linear Sensor Array with Hold," Texas Instruments Incorporated, SOES029--Jun. 1996.
Optoelectronics, "400 DPI Linear Image Sensor with Electronic Shutter Capability," Oct. 1996.

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