The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 26, 2016
Filed:
Jul. 12, 2013
Samsung Electronics Co., Ltd., Suwon-si, KR;
Jun Haeng Lee, Hwaseong-si, KR;
Hyun Surk Ryu, Hwaseong-si, KR;
Kyoobin Lee, Seoul, KR;
Tobi Delbruck, Zurich, CH;
Raphael Berner, Zurich, CH;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A proximity sensor and proximity sensing method using a change in light quantity of a reflected light are disclosed. The proximity sensor may include a quantity change detection unit which detects a change in a quantity of reflected light which is output light which has been reflected by an object, where an intensity of the output light changes, and a proximity determination unit which determines a proximity of the object to the quantity change detection unit based on a change in the intensity of the output light and the detected change in the quantity of the reflected light.