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:
Mar. 06, 2018
Filed:
Jul. 20, 2015
Applicant:
Semiconductor Components Industries, Llc, Phoenix, AZ (US);
Inventors:
Frank J. Kolanko, North Smithfield, RI (US);
Sam J. B. W. Vermeir, Hofstade, BE;
Brian Blackburn, Rochester, MI (US);
Wim Van de Maele, Bissegem, BE;
Benjamin M. Rice, Norwell, MA (US);
Assignee:
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC, Phoenix, AZ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/28 (2006.01); H05B 37/03 (2006.01); H05B 33/08 (2006.01); G01R 31/02 (2006.01);
U.S. Cl.
CPC ...
H05B 37/036 (2013.01); H05B 33/0887 (2013.01); G01R 31/026 (2013.01);
Abstract
In one embodiment, a sequencing system includes a plurality of integrated circuits connected in a daisy chain arrangement, where each integrated circuit has an LED load connection. The system includes a diagnostic circuit which signals to the control unit that an open circuit condition has been detected, thereby turning off all LED loads.