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. 07, 2018
Filed:
Dec. 11, 2015
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
A Ree Song, Seoul, KR;
Byeong-Hee Won, Hwaseong-si, KR;
Jong In Baek, Suwon-si, KR;
Won Sang Park, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 51/56 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01);
U.S. Cl.
CPC ...
H01L 51/56 (2013.01); H01L 27/3213 (2013.01); H01L 27/3218 (2013.01); H01L 51/5265 (2013.01); H01L 27/3216 (2013.01); H01L 2251/558 (2013.01);
Abstract
A method for manufacturing an organic light emitting diode display includes: forming a hole injection layer on a substrate formed with a pixel circuit; forming a first assistance layer and a second assistance layer on the hole injection layer, the first assistance layer and the second assistance layer being disposed on different positions of the hole injection layer; forming a first organic emission layer on the first assistance layer; and forming a first hole transporting layer on the second assistance layer.