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. 15, 2011
Filed:
May. 24, 2007
Luca Giussani, San Vittore Olona, IT;
Massimiliano Gobbi, Castel San Giovanni, IT;
Luca Salati, Milan, IT;
Luca Giussani, San Vittore Olona, IT;
Massimiliano Gobbi, Castel San Giovanni, IT;
Luca Salati, Milan, IT;
STMicroelectronics S.r.l., Agrate Brianza, IT;
Abstract
A control circuit controls a driving circuit of a discharge lamp. The driving circuit comprises a half bridge and a clock generator that determines the switching frequency of the half bridge. The control circuit comprises a regulator that regulates the value of the switching frequency when the value of the voltage across the lamp exceeds a threshold value.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile