Method and system for providing automatic focus control for a st

Details Method and system for providing automatic focus control for a st Method and system for providing automatic focus control for a st

1995-10-02

1998-04-28

Faile, Andrew

Television

Camera, system and detail

Optics

348362, H04N 5232

Patent

active

057451753

ABSTRACT:
A method and system for automatically focusing an image within a still camera is disclosed. The method and system comprises providing initial focus and exposure values of the image, calculating an exposure setting for the image, and determining a plurality of focus zones for the image. The method and system includes moving the lens through the plurality of focus zones of the image to obtain exposure and focus information about the image. Through a method and system in accordance with the present invention, a digital still camera can produce a three-dimensional like data set of a scene.

REFERENCES:
patent: 4969045 (1990-11-01), Haruki et al.
patent: 5093716 (1992-03-01), Kondo et al.
patent: 5369461 (1994-11-01), Hirasawa et al.
patent: 5604537 (1997-02-01), Yamazaki et al.

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