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:
Oct. 05, 2010
Filed:
Sep. 15, 2006
Marco Van As, Eindhoven, NL;
Joseph Ludovicus Antonius Maria Sormani, Eindhoven, NL;
Marco Van As, Eindhoven, NL;
Joseph Ludovicus Antonius Maria Sormani, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
The present invention relates to a light emitting diode (LED) device () comprising (a plurality of LED chips () placed on a substrate, and a plurality of light guiding elements () each having and an entrance window () and an exit window () wherein the elements are arranged for allowing light from at least one LED chip to be transferred from the entrance window to the exit window, and wherein the elements are further arranged so that said exit windows form several inner side surfaces () of a cavity (), which cavity further has an exit aperture () for allowing extraction of light from the device. This configuration allows for a high brightness LED device.