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. 07, 2017
Filed:
Aug. 19, 2011
James Lynn Davis, Holly Springs, NC (US);
James Lynn Davis, Holly Springs, NC (US);
Research Triangle Institute, Research Triangle Park, NC (US);
Abstract
A lighting device () includes a housing () enclosing a housing interior (), a light source (), a light converter (), and a color tuning device. The light source is configured for emitting a primary light beam of a primary wavelength () through the housing interior. The light converter includes a luminescent material () facing the housing interior and configured for emitting secondary light () of one or more wavelengths different from the primary wavelength, in response to excitation by the primary light beam. The housing includes a light exit () for outputting a combination of primary light and secondary light. The color tuning device is configured for adjusting a position of the primary light beam relative to the luminescent material.