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. 07, 2015
Filed:
Mar. 11, 2014
Applicants:
Hep Tech Co., Ltd., Taichung, TW;
Ming-feng Lin, Taichung, TW;
Inventor:
Ming-Feng Lin, Taichung, TW;
Assignees:
HEP TECH CO., LTD., Taichung, TW;
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 33/0842 (2013.01);
Abstract
A method of driving LED chips, wherein the LED chips have different specifications, includes the steps of: A. defining a plurality of setting currents; B. connecting a LED chip; C. selecting one of the setting currents which matches a rated current of the LED chip; and D. providing power with the selected setting current to the LED chip. Whereby, the method could be applied to drive LED chips of several different specifications.