Patent ID: 8922705

Claim:
An apparatus for focusing on a subject, the apparatus comprising a digital signal processor (DSP) for focusing on the subject based on an eye detected from a face of the subject only when the face has a greater ratio than a predetermined ratio to a size of a picture; wherein the DSP comprises: a face detector for detecting the face of the subject; a ratio calculating unit for calculating a ratio of the detected face in the picture; an eye detector for detecting an eye from the detected face; a focusing unit configured to focus on the subject based on the detected face or for focusing on the subject based on the detected eye; and a controller configured to control the focusing unit to operate the eye detector and to focus on the subject based on the detected eye, if the ratio of the detected face in the picture is greater than a predetermined ratio, and to control the focusing unit to perform a focusing not based on the detected eye, if the ratio of the detected face in the picture is not greater than the predetermined ratio.