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:
Jan. 13, 2015
Filed:
Feb. 25, 2010
Francesco Bianco, Spinea, IT;
Alessandro Bizzotto, Castelfranco Veneto, IT;
Paolo DE Anna, Vallà di Riese Pio X, IT;
Alessandro Scordino, Dolo, IT;
Nicola Zanforlin, Campodarsego, IT;
Francesco Bianco, Spinea, IT;
Alessandro Bizzotto, Castelfranco Veneto, IT;
Paolo De Anna, Vallà di Riese Pio X, IT;
Alessandro Scordino, Dolo, IT;
Nicola Zanforlin, Campodarsego, IT;
OSRAM Gesellschaft mit beschraenkter Haftung, Munich, DE;
Abstract
In various embodiments, a device for dimming a light source is provided. The device may include a two-wire power supply line having interposed therein a switch for controlling transfer of the power supply towards the light source; a capacitance located downstream of the switch being traversed by a charge current as the switch is switched on; and a pre-charge stage interposed between the switch and the capacitance; the pre-charge stage being configured to limit to a given value the charge current.