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. 12, 2019
Filed:
Feb. 09, 2016
Philips Lighting Holding B.v., Eindhoven, NL;
Guy Louis Paul De Bondt, Eindhoven, NL;
Coen Theorodus Hubertus Fransiscus Liedenbaum, Eindhoven, NL;
Christian Hattrup, Eindhoven, NL;
Georg Sauerländer, Eindhoven, NL;
Adrianus Sempel, Eindhoven, NL;
Henricus Franciscus Bonekamp, Eindhoven, NL;
Theodorus Johannes Petrus Van Den Biggelaar, Eindhoven, NL;
PHILIPS LIGHTING HOLDING B.V., Eidhoven, NL;
Abstract
A lighting device () and a method of manufacturing a lighting device, wherein the lighting device comprises at least one light source () arranged to generate light. The lighting device further comprises a light-transmissive envelope () enclosing the at least one light source and being arranged to transmit the light generated from the light source. The lighting device further comprises a driver unit () arranged for electrical supply to the at least one light source, the driver unit comprising a primary driver circuit () connectable to an electric energy source, at least one secondary driver circuit () connected to the at least one light source, and a transformer () arranged to transfer electrical energy between the primary driver circuit and the at least one secondary driver circuit, wherein at least the transformer and the at least one secondary driver circuit driver unit are arranged within the envelope.