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:
Jul. 03, 2018
Filed:
Jan. 19, 2017
Applicant:
Lumens Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Tai-Hyun Kim, Yongin-si, KR;
Jong-il Kim, Yongin-si, KR;
Hyun-Pyo Hong, Yongin-si, KR;
Jun-Hyung Lim, Yongin-si, KR;
Tae-Kwan Lee, Yongin-si, KR;
Young-Jun Lee, Yongin-si, KR;
Assignee:
LUMENS CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 37/00 (2006.01); H05B 39/00 (2006.01); H05B 41/00 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 33/0815 (2013.01); H05B 33/083 (2013.01); H05B 33/089 (2013.01); H05B 33/0842 (2013.01); H05B 33/0809 (2013.01); H05B 33/0824 (2013.01); H05B 33/0827 (2013.01); Y02B 20/346 (2013.01); Y02B 20/347 (2013.01);
Abstract
Disclosed herein is a lighting apparatus capable of uniformly maintaining power consumed by light emitting units even in the case in which various voltages are applied, and increasing power efficiency while minimizing a heating problem by adjusting a reference voltage applied to a connection structure of the light emitting units and a distribution switch according to magnitude of the applied voltage.