Image pickup apparatus

Details Image pickup apparatus Image pickup apparatus

1985-09-11

1987-06-30

Perkey, W. B.

Facsimile and static presentation processing

Facsimile

Recording apparatus

35821319, 358225, 358909, G03B 5335

Patent

active

046774890

ABSTRACT:
An image pickup apparatus including an electrical image sensor, means for detecting the reflection of a light beam incident on the image sensor, and control means for controlling the operation of the image sensor in accordance with the output of the detecting means so that the output signal of the image sensor has always a proper level.

REFERENCES:
patent: 3568582 (1971-03-01), Uchida et al.
patent: 3944817 (1976-03-01), Hilsum et al.
patent: 4366501 (1982-12-01), Tsunekawa et al.
patent: 4470685 (1984-09-01), Tsunekawa et al.
Powell, Ke, "CCTV Automatic Level Control", IBM Technical Disclosure Bulletin, vol. 19 No. 12, May 1977, pp. 4779-4780.

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