초록 ▼

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 an

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.

대표청구항 ▼

[ I claim:] [1.] A method for automatically focusing an image within a still camera, the still camera including a lens, the method comprising the steps of:(a) providing initial focus and exposure values of the image, the initial focus and exposure values providing step (a) further comprising the ste

[ I claim:] [1.] A method for automatically focusing an image within a still camera, the still camera including a lens, the method comprising the steps of:(a) providing initial focus and exposure values of the image, the initial focus and exposure values providing step (a) further comprising the step of (a1) setting an exposure time of the still camera to a midrange value and an analog gain value of the still camera to unity;(b) calculating an exposure setting for the image;(c) determining a plurality of focus zones for the image based on an aperture and length of the lens; and(d) moving the lens through the plurality of focus zones of the image to obtain exposure and focus information concerning the image.