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:
Aug. 03, 2021
Filed:
Jun. 28, 2019
Applicant:
Lumileds Llc, San Jose, CA (US);
Inventors:
Ronald Bonne, Plainfield, IL (US);
Udo Karbowski, Aachen, DE;
Assignee:
Lumileds LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 45/10 (2020.01); B60Q 1/14 (2006.01);
U.S. Cl.
CPC ...
H05B 45/10 (2020.01); B60Q 1/143 (2013.01); B60Q 2300/054 (2013.01); B60Q 2300/42 (2013.01); B60Q 2300/45 (2013.01);
Abstract
A LED controller for an LED pixel array includes an image frame buffer to receive image data and a standby image buffer connected to the image frame buffer to hold a standby image. A command and control module connected is configured to substitute the standby image in the standby image buffer for the image in the image frame buffer when image data is unavailable.