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:
Jun. 25, 2019
Filed:
Oct. 12, 2016
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01); H01L 51/52 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 27/322 (2013.01); H01L 27/3213 (2013.01); H01L 51/0031 (2013.01); H01L 51/5012 (2013.01); H01L 51/5218 (2013.01); H01L 51/5234 (2013.01); H01L 51/5284 (2013.01); H01L 51/56 (2013.01); H01L 2251/5315 (2013.01); H01L 2251/558 (2013.01);
Abstract
The present disclosure provides an organic light emitting diode display device including: first to third color filter layers disposed corresponding to red, green, and blue sub-pixels, respectively; and a fourth color filter layer alternately arranged including a color layer having the same color as any one of the first to third color filter layers in a white sub-pixel in each of a plurality of pixels, and having a smaller height than the first to third color filter layers. Additional color filter layers may also be included. The display device of the present disclosure has lower reflectance and enhanced black color expression.