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:
Jul. 29, 2003
Filed:
Jan. 22, 2002
Dirk Wouter Johannes Groeneveld, Nijmegen, NL;
Ferdinand Jacob Sluijs, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A DC/DC converter ( ), comprising inductive electrical energy storage means (L), switching means (S -S ) and means ( ) wherein said control means ( ) are arranged for selectively operating said switching means (S -S ) for transferring an amount of electrical energy from said energy storage means (L) to an output of said DC/DC converter ( ), for providing a desired output voltage (Vout), characterized by digital control means ( ) which are configured for operatively controlling said switching means (S -S ) for transferring electrical energy in accordance with a switching sequence comprising a ramp-up switching cycle and a ramp-down cycle for substantially charging and decharging of the energy storage means (L).