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:
Aug. 31, 2021
Filed:
Dec. 04, 2019
Lg Display Co., Ltd., Seoul, KR;
Shinji Takasugi, Tokyo, JP;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
A light emitting display device, includes: a plurality of pixels arranged in a matrix form, each of the plurality of pixels including: a light emitting element in which a light emitting diode is between an anode and a cathode; a light emission transistor, one of a source or a drain of the light emission transistor is connected to the anode; a driving transistor, one of a source or a drain of the driving transistor is connected to the other of the source or the drain of the light emission transistor; and an initialization transistor which is configured to connect a gate of the driving transistor, the one of the source or the drain of the driving transistor, and the anode, the anode being connected to an initialization voltage line of a fixed voltage at a same time, wherein initialization transistor has a resistance greater than the driving transistor.