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:
Nov. 11, 2025
Filed:
Jun. 25, 2021
Lg Display Co., Ltd., Seoul, KR;
Jaeho Lee, Seoul, KR;
Wonhoe Koo, Goyang-si, KR;
Kyung Hoon Han, Paju-si, KR;
Yongcheol Kim, Goyang-si, KR;
Hyekyung Choi, Seoul, KR;
LG Display Co., Ltd., , KR;
Abstract
A display device includes, a light emitting element which is disposed in each of a plurality of subpixels and includes a first blue light emitting layer, a green light emitting layer on the first blue light emitting layer, and a second blue light emitting layer on the green light emitting layer; a first light conversion layer disposed in a first subpixel among the plurality of subpixels; and a second light conversion layer disposed in a second subpixel among the plurality of subpixels and having higher light conversion efficiency than the first light conversion layer, thus, the second light conversion layer having high light conversion efficiency is disposed in the second subpixel which is a red subpixel, thereby improving the luminance of the red light.