公开(公告)号：US11075222B2

公开(公告)日：2021-07-27

申请号：US16511886

申请日：2019-07-15

Applicant: LG Display Co., Ltd.

Inventor： Heonkwang Park ,  Jongchan Park ,  Hyunchul Um ,  Taewon Lee

IPC: H01L27/12 ,  G09G3/20 ,  H01L27/32

Abstract: Provided is a display apparatus. The display apparatus includes an active area and a bezel area, the display apparatus comprising semiconductor patterns disposed in a third area of the bezel area, an insulating layer disposed on the semiconductor patterns and includes contact holes and dummy holes, a power supply electrode disposed in the third area of the bezel area, overlaps the semiconductor patterns with the insulating layer therebetween, and is connected to the semiconductor patterns through the contact holes, dummy gate lines disposed between the semiconductor patterns and the power supply electrode, overlap the semiconductor pattern to form a first compensation capacitance and overlap the power supply electrode to form a second compensation capacitance, and a dummy semiconductor patterns disposed in the third area of the bezel area, and are connected to the power supply electrode through the dummy holes.

公开(公告)号：US10957269B2

公开(公告)日：2021-03-23

申请号：US15823393

申请日：2017-11-27

Applicant: LG Display Co., Ltd.

Inventor： Jongchan Park ,  JinHwan Kim ,  Hyunchul Um

IPC: G09G3/36 ,  G09G3/3266 ,  G09G3/3275

Abstract: Disclosed is a display device for decreasing a load of a clock line. The display device comprises: a display panel including a plurality of data lines and a plurality of gate lines, and a plurality of pixels in a display area, a gate driver disposed in a non-display area of the display panel and supplying gate signals to the plurality of gate lines, and a gate control line for supplying a gate control signal to the gate driver. The gate control line includes a first gate control line and a second gate control line overlapping the first gate control line with an insulation layer therebetween, the second gate control line being connected to the first gate control line through a first contact hole passing through the insulation layer.

公开(公告)号：US10360854B2

公开(公告)日：2019-07-23

申请号：US15818358

申请日：2017-11-20

Applicant: LG Display Co., Ltd.

Inventor： Jiyun Kim ,  ChangJae Jang ,  Kyungah Chin ,  JinHwan Kim ,  Jongchan Park ,  Hyunchul Um ,  Eunkyung Seong

IPC: G09G3/3266 ,  H01L27/32 ,  G09G3/3225 ,  G09G3/36 ,  H01L27/12

Abstract: A display device according to an embodiment of the present disclosure comprises a display panel including a display area having a plurality of pixels connected to a plurality of gate lines, a gate driving circuit in a non-display area adjacent to the display area and including a plurality of stages supplying a gate signal to the plurality of gate lines, and an auxiliary load connected to at least one stage of the plurality of stages in the non-display area in which a number of the plurality of pixels which are connected to at least two gate lines among the plurality of gate lines varies. Therefore, the load applied to the output node of the gate driving circuit is uniformly adjusted so that a screen abnormality of the display device may be suppressed.

公开(公告)号：US10749140B2

公开(公告)日：2020-08-18

申请号：US15826497

申请日：2017-11-29

Applicant: LG Display Co., Ltd.

Inventor： Jongchan Park ,  Hyunchul Um ,  JeeHwan Oh

IPC: H01L51/52 ,  H01L27/32 ,  G06F3/041

Abstract: Disclosed herein is an organic light-emitting display (OLED) device including: a substrate comprising an active area and an inactive area surrounding the active area; a first planarization layer; a second planarization layer; an organic light-emitting element; an encapsulation layer comprising a first inorganic layer, a second inorganic layer and a first organic member; a first structure in the inactive area and comprising a first support layer made of the same material as the first planarization layer or the second planarization layer, a second structure in the inactive area and comprising a second support layer made of the same material as the first planarization layer or the second planarization layer.

公开(公告)号：US10580847B2

公开(公告)日：2020-03-03

申请号：US16019379

申请日：2018-06-26

Applicant: LG Display Co., Ltd.

Inventor： Hyunchul Um ,  JinHwan Kim ,  YeongHo Yun ,  JunHo Yeo ,  JeongMin Bae ,  Seokhwan Choi

IPC: H01L27/32 ,  H01L51/52 ,  G09G3/3225 ,  H01L51/00

Abstract: A display device is disclosed, which may increase the number of lines arranged in a bending area and at the same time may minimize a crack generated in the bending area. The display device comprises a display area in which pixels are arranged, and a non-display area surrounding the display area, provided with a bending area within the non-display area; a plurality of first lines arranged in the bending area and electrically connected with the pixels; a first organic film arranged on the first lines; a plurality of second lines arranged on the first organic film in the bending area and electrically connected with the pixels; and a second organic film arranged on the second lines, wherein at least one of the first organic film and the second organic film is provided with an open area.

公开(公告)号：US11043511B2

公开(公告)日：2021-06-22

申请号：US16511886

申请日：2019-07-15

Applicant: LG Display Co., Ltd.

Inventor： Heonkwang Park ,  Jongchan Park ,  Hyunchul Um ,  Taewon Lee

IPC: H01L27/12 ,  G09G3/20 ,  H01L27/32

Abstract: Provided is a display apparatus. The display apparatus includes an active area and a bezel area, the display apparatus comprising semiconductor patterns disposed in a third area of the bezel area, an insulating layer disposed on the semiconductor patterns and includes contact holes and dummy holes, a power supply electrode disposed in the third area of the bezel area, overlaps the semiconductor patterns with the insulating layer therebetween, and is connected to the semiconductor patterns through the contact holes, dummy gate lines disposed between the semiconductor patterns and the power supply electrode, overlap the semiconductor pattern to form a first compensation capacitance and overlap the power supply electrode to form a second compensation capacitance, and a dummy semiconductor patterns disposed in the third area of the bezel area, and are connected to the power supply electrode through the dummy holes.

公开(公告)号：US10923040B2

公开(公告)日：2021-02-16

申请号：US16131723

申请日：2018-09-14

Applicant: LG DISPLAY CO., LTD.

Inventor： Hyunchul Um ,  Eunkyung Seong

IPC: G09G3/3291 ,  G09G3/3266 ,  H01L27/32 ,  G11C19/28 ,  G09G3/3233

Abstract: A gate driver can include a plurality of stages, each of the plurality of stages including a transistor T1 configured to apply a start signal of a gate-on voltage to a node Q in response to a clock signal and activate the node Q; a transistor T7 configured to supply an emission signal of the gate-on voltage to an output node when a node QA is bootstrapped in synchronization with a timing at which the node Q is activated; a QB controller configured to activate a node QB based on the clock signal, the start signal and a voltage of the node Q; and a transistor T8 configured to supply the emission signal of a gate-off voltage to the output node while the node QB is activated prior to activation of the node Q.

公开(公告)号：US11063100B2

公开(公告)日：2021-07-13

申请号：US16015437

申请日：2018-06-22

Applicant: LG Display Co., Ltd.

Inventor： Jongchan Park ,  JinHwan Kim ,  Do-Young Kim ,  Hyunchul Um ,  YeongHo Yun

IPC: H01L29/08 ,  H01L27/32 ,  H01L51/52 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device is disclosed, which may prevent an inorganic film formed in an organic film open area from being damaged and prevent a cathode electrode from being shorted. The display device includes a substrate including a display area on which pixels area arranged, and a non-display area surrounding the display area; a first metal layer formed in the non-display area of the substrate; at least one insulating film arranged on the first metal layer; a second metal layer arranged on the at least one insulating film and connected with the first metal layer through a contact hole that passes through the at least one insulating film formed in the non-display area; a cover layer arranged on the contact hole and formed to overlap the contact hole; and an encapsulation film formed to cover the display area and the cover layer.

公开(公告)号：US10964761B2

公开(公告)日：2021-03-30

申请号：US16165897

申请日：2018-10-19

Applicant: LG Display Co., Ltd.

Inventor： Taewon Lee ,  Jongchan Park ,  Hyunchul Um ,  Jung-Min Lee ,  Jiyun Kim

IPC: H01L29/08 ,  H01L27/32 ,  G09G3/3233 ,  G09G3/3225 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display device may include an active area including a first area having a special-form portion and a second area not having a special-form portion and a bezel area including a third area close to the first area and having a special-form portion and a fourth area close to the second area and not having a special-form portion. Furthermore, the display device may include a first power supply electrode positioned in the third area of the bezel area, a semiconductor pattern positioned in the third area of the bezel area and overlapping the first power supply electrode, and a plurality of dummy gate lines positioned between the semiconductor pattern and the first power supply electrode and overlapping the semiconductor pattern to form a first compensation capacitance and overlapping the first power supply electrode to form a second compensation capacitance.

公开(公告)号：US10743425B2

公开(公告)日：2020-08-11

申请号：US15796470

申请日：2017-10-27

Applicant: LG Display Co., Ltd.

Inventor： Jongchan Park ,  Hyunchul Um ,  JeeHwan Oh ,  HaeRi Huh

IPC: H05K5/00 ,  G09G3/3225 ,  G09G3/22 ,  H05K13/04

Abstract: Disclosed is a display device which is capable of preventing an encapsulation film from being formed in a scribing line, and a method for manufacturing the same. The display device includes a substrate having a display area provided with pixels, a non-display area surrounding the display area, an encapsulation film including an inorganic film which covers the display area, and a buffer layer. The buffer layer is provided at a predetermined interval from the display area in the non-display area and is brought into contact with the edge of the inorganic film.