Image processing apparatus

Details Image processing apparatus Image processing apparatus

1985-10-21

1988-05-31

Boudreau, Leo H.

Image analysis

Histogram processing

For setting a threshold

358282, G06K 938

Patent

active

047486775

ABSTRACT:
An image processing apparatus has analog image signal generator converter for converting an analog image signal generated by said analog image generator to a digital image signal, a comparator for comparing said image signal with a predetermined reference, and a controller for controlling the image signal in accordance with an output of the comparator to maintain a level or again of the image signal at a constant level.

REFERENCES:
patent: 4133008 (1979-01-01), Tisue
patent: 4300164 (1981-11-01), Sacks
patent: 4329717 (1982-05-01), Logie et al.

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