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:
Nov. 10, 2015
Filed:
Apr. 15, 2013
Sharp Kabushiki Kaisha, Osaka, JP;
Shinya Kadowaki, Osaka, JP;
SHARP KABUSHIKI KAISHA, Osaka, JP;
Abstract
The purpose of the present invention is to provide a display device in which light emitted from a phosphor is used with enhanced efficiency. A display device is provided with a light source unit for emitting light, a plurality of phosphors for emitting light upon incidence thereon of light from the light source unit, a transparent substrate disposed on the phosphors, a color conversion substrate formed between the phosphors and the transparent substrate and including a reflective member and a low refractive index layer having a refractive index lower than that of the phosphors, and an air layer between the phosphors and the light source unit.