公开(公告)号：US10012493B2

公开(公告)日：2018-07-03

申请号：US14728391

申请日：2015-06-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jung Woo Kim ,  Joon Ah Park ,  Kyoung Seok Pyun ,  Jung Soon Shin ,  Hong-Seok Lee ,  Tae Sung Jung ,  Baek Hwan Cho ,  Seung Hoon Han

IPC: G01B11/00

CPC classification number: G01B11/002

Abstract: An electronic device for detecting a position of an object is disclosed, The electronic device includes an optical source configured to emit light to a detection area, a light concentrator configured to concentrate light reflected by a target object located in a detection area, a light receiver configured to receive through photodiodes the reflected light concentrated by the light concentrator and to output a light quantity pattern of the reflected light, and a processor configured to determine the position of the target object based on the light quantity pattern of the reflected light.