Automatic focusing apparatus using scanning line weighting of a

Details Automatic focusing apparatus using scanning line weighting of a Automatic focusing apparatus using scanning line weighting of a

1992-04-15

1994-10-18

Couso, Yon J.

Television

Camera, system and detail

Optics

348355, H04N 5732

Patent

active

053572807

ABSTRACT:
An automatic focusing apparatus comprises an image pickup device for obtaining an image of a subject by way of an optical system and transmitting a video signal of the image, a device for specifying an in-focus position detection area within the field of the optical system and a CPU for storing in-focus signals transmitted from the in-focus device and detecting the in-focus position of the subject within the area predetermined by the in-focus device on the basis of the stored in-focus signals.

REFERENCES:
patent: 4614975 (1986-09-01), Kaite
patent: 5093716 (1992-03-01), Kondo et al.
patent: 5115262 (1992-05-01), Komiya
patent: 5128768 (1992-07-01), Suda et al.
patent: 5200828 (1993-04-01), Jang et al.

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