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:
Dec. 15, 2015
Filed:
Sep. 12, 2012
Applicants:
Fazludeen Ruknudeen, Bangalore, IN;
Vasuki Prasad, Bangalore, IN;
Inventors:
Fazludeen Ruknudeen, Bangalore, IN;
Vasuki Prasad, Bangalore, IN;
Assignee:
Honeywell International Inc., Morristown, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01K 7/01 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
G01K 7/01 (2013.01); H05B 33/0893 (2013.01);
Abstract
The present disclosure provides methods, devices, and computer-readable media for health monitoring of lights. One or more embodiments include receiving data, including a junction temperature of a light emitting diode (LED), an ambient temperature, and a drive current associated with the LED, receiving a pre-existing LED performance data set, and determining an end of life of the LED based on the junction temperature of the LED, the ambient temperature, the drive current associated with the LED, and the pre-existing LED performance data set.