公开(公告)号：US10340318B2

公开(公告)日：2019-07-02

申请号：US15819914

申请日：2017-11-21

Applicant: LG DISPLAY CO., LTD.

Inventor： Dongyoon Kim ,  Younyeol Yu ,  Haeyoon Jung

IPC: H04L27/32 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52

Abstract: A display device for preventing a defective operation and dark spots resulting from fine bubbles is disclosed. The display device includes a flexible substrate, a thin film transistor disposed on the flexible substrate, a first electrode connected to the thin film transistor, a bank layer including a pixel definition portion exposing the first electrode and a groove portion spaced apart from the pixel definition portion, an organic layer disposed on the first electrode and the bank layer, and a second electrode disposed on the organic layer.

公开(公告)号：US10579103B2

公开(公告)日：2020-03-03

申请号：US15811431

申请日：2017-11-13

Applicant: LG DISPLAY CO., LTD.

Inventor： Dongyoon Kim ,  Younyeol Yu ,  Haeyoon Jung

IPC: G06F1/16 ,  H01L51/00 ,  H01L51/52 ,  H01L27/32

Abstract: A flexible display is disclosed. The flexible display includes a substrate having a pixel array and a metal sheet disposed on the substrate and covering the pixel array. The metal sheet includes a groove that extends from one side to the other side of the metal sheet and has a predetermined depth. The groove includes at least one first groove extended in a first direction and at least one second groove extended in a second direction intersecting the first direction.

公开(公告)号：US10339886B2

公开(公告)日：2019-07-02

申请号：US15698446

申请日：2017-09-07

Applicant: LG Display Co., Ltd.

Inventor： Haeyoon Jung ,  Dongyoon Kim ,  Younyeol Yu

IPC: G09G3/36 ,  G09G3/3266 ,  G09G3/00

Abstract: The present disclosure relates to a display panel having a gate driving circuit and a method of monitoring characteristics of the gate driving circuit, and the gate driving circuit includes a test transistor connected to at least one of a pull-up transistor and a pull-down transistor. The test transistor is turned on in response to a gate on voltage of a test enable signal generated in a measurement mode to form a closed loop including at least one of the pull-up transistor and the pull-down transistor.

公开(公告)号：US20180151646A1

公开(公告)日：2018-05-31

申请号：US15819914

申请日：2017-11-21

Applicant: LG DISPLAY CO., LTD.

Inventor： Dongyoon Kim ,  Younyeol Yu ,  Haeyoon Jung

IPC: H01L27/32 ,  H01L51/00

CPC classification number: H01L27/3246 ,  H01L27/3262 ,  H01L51/0097 ,  H01L51/524

Abstract: A display device for preventing a defective operation and dark spots resulting from fine bubbles is disclosed. The display device includes a flexible substrate, a thin film transistor disposed on the flexible substrate, a first electrode connected to the thin film transistor, a bank layer including a pixel definition portion exposing the first electrode and a groove portion spaced apart from the pixel definition portion, an organic layer disposed on the first electrode and the bank layer, and a second electrode disposed on the organic layer.