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:
Feb. 16, 2016
Filed:
Apr. 11, 2013
Applicant:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Inventor:
Won-Wook Lee, Gyeonggi-do, KR;
Assignee:
Samsung Electronics Co., Ltd., Yeongtong-gu, Suwon-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 1/22 (2006.01); H05B 37/02 (2006.01);
U.S. Cl.
CPC ...
H05B 37/02 (2013.01); H04M 1/22 (2013.01); H04M 2250/12 (2013.01); Y02B 20/46 (2013.01);
Abstract
A method for using a portable terminal in a dark environment by checking a battery level and an ambient illuminance; and driving a light-emitting unit corresponding to a preset terminal according to predetermined criteria based on the check outcome.