公开(公告)号：US11032462B2

公开(公告)日：2021-06-08

申请号：US16359037

申请日：2019-03-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soonae Kim ,  Jaehyoung Park ,  Kyunghoon Yoon ,  Jeongwon Lee

IPC: H04N5/232 ,  G03B13/36 ,  H04N13/271 ,  H04N5/222 ,  H04N9/04

Abstract: An electronic device is provided. The electronic device includes a processor configured to obtain a first image of an external object, generate a first color image and a second color image by using the first image, identify a difference in first spread level between a display object of the first color image and the display object of the second color image, determine a first on-focus position of a lens w based on the difference in first spread level, move the lens in a direction corresponding to the first on-focus position, obtain a second image of the external object, determine a second on-focus position of the lens based on a difference in second spread level between the external object contained in the first image and the external object contained in the second image, and move the lens to the second on-focus position.