Image memory apparatus

Details Image memory apparatus Image memory apparatus

1989-07-13

1990-12-18

Peng, John K.

Facsimile and static presentation processing

Static presentation processing

Attribute control

35821319, 358101, 358105, 358909, H04N 718, H04N 700

Patent

active

049790340

ABSTRACT:
An image memory apparatus having a photographing device for taking an image of a subject, an image memory device for storing the video signals from the photographing device, a detecting device for detecting changes in brightness level of the video signals, and a control device for supplying to the image memory device a write control signal according to the brightness level changes. The image that exists in a field where the brightness level change in the video signal occurs is stored in memory to freeze that image.

REFERENCES:
patent: 4679084 (1987-07-01), Topper et al.
patent: 4713693 (1987-12-01), Southworth et al.
patent: 4747148 (1988-05-01), Watanabe et al.
patent: 4792863 (1988-12-01), Urabe
patent: 4860096 (1989-08-01), Long et al.
patent: 4862273 (1989-08-01), Ushida et al.

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