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:
Dec. 22, 2020
Filed:
Jul. 25, 2019
Lg Display Co., Ltd., Seoul, KR;
Changhwa Jun, Paju-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A display device includes a substrate provided with a plurality of subpixel areas, a circuit element layer provided on the substrate and provided with a transistor for each subpixel area, an insulating layer provided on the circuit element layer and provided with a recessed portion formed to overlap the transistor, a reflective electrode provided on the insulating layer and provided in the recessed portion, a first electrode provided on the reflective electrode while being overlapped with the recessed portion, an organic light emitting layer provided on the first electrode, a bank provided between the subpixel areas while covering an end of the first electrode, and a second electrode provided on the organic light emitting layer, wherein the recessed portion, the reflective electrode and the first electrode may be provided with N stages, wherein N is an integer greater than 1, whereby light efficiency may be improved.