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:
Apr. 23, 2019
Filed:
Feb. 08, 2018
Lg Display Co., Ltd., Seoul, KR;
Byungsoo Kim, Goyang-si, KR;
YongMin Ha, Seoul, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
An electroluminescent display device according to an exemplary embodiment of the present disclosure includes a first light emitting unit which is disposed on the anode and includes an emissive layer, a charge generation layer disposed on the first light emitting unit, a second light emitting unit which is disposed on the charge generation layer and includes a second emissive layer, and a cathode disposed on the second light emitting unit in which each of the first light emitting unit and the second light emitting unit includes a plurality of pixel emissive layers corresponding to a first pixel, a second pixel, a third pixel, and a fourth pixel, and the first pixel emits red light, the second pixel emits green light, the third pixel emits blue light, and the fourth pixel emits yellow-green light to lower the power consumption of the organic light emitting display device.