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. 12, 2022

Filed:

Dec. 29, 2018
Applicant:

Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Hubei, CN;

Inventors:

Ming Xiang, Hubei, CN;

Shoucheng Wang, Hubei, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); H01L 27/3262 (2013.01); H01L 51/0034 (2013.01); H01L 51/5209 (2013.01); H01L 51/5259 (2013.01); H01L 51/56 (2013.01);
Abstract

A display unit, a display unit manufacturing method, and an organic light emitting diode display device are provided. The display unit includes: a substrate; a thin film transistor layer disposed above the substrate; an anode metal layer disposed above the thin film transistor layer; a pixel definition layer disposed above the anode metal layer; a light emitting structure disposed above the pixel definition layer. The pixel definition layer includes a first lamination layer and a second lamination layer disposed above the first lamination layer. Desiccants are distributed evenly in the second lamination layer.


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