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:
Mar. 23, 2021
Filed:
Dec. 17, 2018
Lg Display Co., Ltd., Seoul, KR;
Dae-Jung Choi, Paju-si, KR;
Hyun-Il Ko, Paju-si, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
An electroluminescent display device can include a substrate having a display area and a pad region; a thin film transistor in the display area; first and second pads in the pad region; an insulating layer covering the thin film transistor and the first and second pads; first and second pad contact holes exposing the first and second pads, respectively; a light-emitting diode electrically connected to the thin film transistor and including first and second electrodes and a light-emitting layer interposed therebetween; and first and second auxiliary pads on the insulating layer, the first and second auxiliary pads being electrically connected to the first and second pads, respectively, in which each of the first electrode and the first and second auxiliary pads includes a first layer formed of a transparent conductive material and a second layer formed of a metallic material, and a surface length between the first and second auxiliary pads is greater than a distance between the first and second auxiliary pads.