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. 08, 2005
Filed:
Feb. 26, 2002
Applicant:
Richard L. Gray, Saratoga, CA (US);
Inventor:
Richard L. Gray, Saratoga, CA (US);
Assignee:
Analog Microelectronics, Inc., Santa Clara, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B037/02 ;
U.S. Cl.
CPC ...
Abstract
A frequency provided to power a cold cathode fluorescent light (CCFL) circuit is based on a duty cycle of a driving waveform to the CCFL circuit, wherein the duty cycle of the driving waveform is approximately 50%.
Gray, Richard. (2005). System and method for powering cold cathode fluorescent lighting (U.S. Patent No. 6853153). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6853153
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile