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. 13, 2024
Filed:
May. 21, 2021
Applicant:
Lumileds Llc, San Jose, CA (US);
Inventors:
Wilhelmus Johannes Robertus Van Lier, Eindhoven, NL;
Marcus Hendrikus Adrianus van Steen, Eindhoven, NL;
Nicola Bettina Pfeffer, Eindhoven, NL;
Rob Jacques Paul Engelen, Eindhoven, NL;
Erkan Diken, Eindhoven, NL;
Arjen Gerben Van Der Sijde, Eindhoven, NL;
Assignee:
Lumileds LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/20 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); G09G 3/2003 (2013.01); G09G 2300/0452 (2013.01); G09G 2300/0804 (2013.01); G09G 2300/0809 (2013.01); H01L 29/78669 (2013.01);
Abstract
A driver system controls a plurality of light emitting diodes (LEDs). The driver system includes a first driver to provide an LED current to each of the plurality of LEDs. The first driver includes a current mirror for the LED current provided to the plurality of LEDs. The driver system also includes a second driver to modulate the LED current provided to the plurality of LEDs.