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:
Aug. 23, 2016
Filed:
Mar. 07, 2014
Julian Osinski, Woodside, CA (US);
Juanita N. Kurtin, Hillsboro, OR (US);
Benjamin Daniel Mangum, Tualatin, OR (US);
Ron Nelson, Portland, OR (US);
Julian Osinski, Woodside, CA (US);
Juanita N. Kurtin, Hillsboro, OR (US);
Benjamin Daniel Mangum, Tualatin, OR (US);
Ron Nelson, Portland, OR (US);
Pacific Light Technologies, Corp., Portland, OR (US);
Abstract
A lighting apparatus includes a housing structure, a light source supported within the housing structure, and a light coversion layer disposed above the light source. The light conversion layer comprises a plurality of non- or low-self absorbing quantum dots (QDs) embedded in a matrix material, each QD having a different light emission profile that is a function of a size and/or composition of the QD, each of the plurality of QDs selected to achieve a defined spectral emission profile for the lighting device when the plurality of QDs is illuminated by the light source.