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. 18, 2017
Filed:
Sep. 01, 2016
Applicant:
Semiconductor Components Industries, Llc, Phoenix, AZ (US);
Inventors:
Andrew Niles, Mesa, AZ (US);
Andrew K. Stemple, Reston, VA (US);
Kevin Joseph O'Connor, Tempe, AZ (US);
Assignee:
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 33/0827 (2013.01); H05B 33/089 (2013.01); H05B 33/0809 (2013.01); H05B 33/0815 (2013.01);
Abstract
A system, in some embodiments, comprises: multiple light emitting diode (LED) strings configurable in series or in parallel depending on a supply voltage provided in the system; and multiple current regulators, a different one of the multiple current regulators coupled to each of the multiple LED strings and configured to regulate current passing through a respective LED string, wherein at least one of the multiple current regulators is bypassed when the multiple LED strings are configured in series.