Patent ID: 6950141
Filing Date: 2005-09-27
Classification: G03B,H04N

Abstract:
1. A camera that controls exposure of an image sensor in such a way that apparent brightness of a subject in a photographed picture is substantially constant regardless of actual brightness of the subject. wherein the camera controls the exposure of the image sensor according to a result of distinguishing among a first condition in which there is little difference in brightness between the subject and a background, a second condition in which there is much difference in brightness between the subject and the background and in which the subject is less bright than the background, and a third condition in which there is much difference in brightness between the subject and the background and in which the subject is brighter than the background, and wherein the camera first distinguishes between a fourth condition including the first and second conditions and a fifth condition including the first and third conditions, and then distinguishes, when the fourth condition has been recognized, between the first and second conditions or, when the fifth condition has been recognized, between the first and third conditions.