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:
Feb. 18, 2020
Filed:
Oct. 15, 2018
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/52 (2006.01); H01L 27/32 (2006.01); G09G 3/3225 (2016.01);
U.S. Cl.
CPC ...
H01L 51/5064 (2013.01); G09G 3/3225 (2013.01); H01L 27/3246 (2013.01); H01L 51/502 (2013.01); H01L 51/5004 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01); H01L 51/5096 (2013.01); H01L 51/5206 (2013.01); H01L 51/5221 (2013.01); H01L 51/5237 (2013.01); G09G 2310/0264 (2013.01);
Abstract
A light emitting diode and a light emitting display device are disclosed. The light emitting diode includes a first electrode and a second electrode facing each other; and a hole transporting layer between the first electrode and the second electrode, wherein the hole transporting layer includes an inorganic compound of a chemical formula 1, A:M:M, where the A is a semiconductor nano particle or a nano inorganic particle selected from a metal oxide group, and the Mand Mare different from each other and represent metal positive ions which the A is doped with.