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:
Apr. 14, 2025

Filed:

May. 06, 2021
Applicant:

Sharp Kabushiki Kaisha, Sakai, JP;

Inventor:

Masafumi Ueno, Sakai, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3208 (2015.12); G09G 3/20 (2005.12);
U.S. Cl.
CPC ...
G09G 3/3208 (2012.12); G09G 3/2007 (2012.12); G09G 2300/0452 (2012.12); G09G 2320/0223 (2012.12); G09G 2320/0285 (2012.12); G09G 2330/02 (2012.12);
Abstract

A display device includes: a display panel including a plurality of pixels, the pixels including a first subpixel and a second subpixel each including a light-emitting layer emitting light of a first color, a third subpixel including a light-emitting layer emitting light of a second color, and a fourth subpixel including a light-emitting layer emitting light of a third color; a first power supply configured to supply a current to the first subpixel and the third subpixel; a second power supply configured to supply a current to the second subpixel and the fourth subpixel; and a signal processing circuit configured to receive an input signal for each pixel and generate a first signal corresponding to the first subpixel and a second signal corresponding to the second subpixel.


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