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.

Date of Patent:
Sep. 15, 2020

Filed:

Apr. 07, 2017
Applicant:

Sharp Kabushiki Kaisha, Sakai, Osaka, JP;

Inventors:

Yuto Tsukamoto, Sakai, JP;

Seiichi Mitsui, Sakai, JP;

Shinichi Kawato, Sakai, JP;

Satoshi Inoue, Sakai, JP;

Yuhki Kobayashi, Sakai, JP;

Takashi Ochi, Sakai, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/50 (2006.01); H01L 27/15 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3211 (2013.01); H01L 27/156 (2013.01); H01L 27/322 (2013.01); H01L 27/3213 (2013.01); H01L 27/3246 (2013.01); H01L 27/3276 (2013.01); H01L 51/5012 (2013.01); H01L 51/5044 (2013.01); H01L 51/5056 (2013.01); H01L 51/5265 (2013.01); H01L 2251/558 (2013.01);
Abstract

A blue fluorescent light-emitting layer is provided in common for a subpixel and a subpixel, a green fluorescent light-emitting layer is provided in common for the subpixel and a subpixel, and a red light-emitting layer is provided in common for the subpixel and a subpixel. An opposing surface distance is less than or equal to a Förster radius, and in the subpixel, the green fluorescent light-emitting layer and the red light-emitting layer are layered with a separation layer interposed therebetween.


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