公开(公告)号：US12217636B2

公开(公告)日：2025-02-04

申请号：US18322462

申请日：2023-05-23

Applicant: LG Display Co., Ltd.

Inventor： Hyunju Jung ,  Eunah Kim

IPC: G09F9/30 ,  H10K50/844 ,  H10K59/12 ,  H10K59/121 ,  H10K59/131 ,  H10K71/00 ,  H10K102/10

Abstract: In the stretchable display device of the present disclosure, peeling and delamination of connection lines between adjacent circuits mounted on individual fixed substrates that might occur during stretching is reduced. According to one embodiment a temporary substrate is formed having a plurality of stiff areas and an elastic area, the temporary substrate being on a subsidiary substrate. A plurality of individual substrates are disposed on the lower substrate and located in the active area on the lower substrate. A first inorganic layer is formed on each of the plurality of individual substrates, the first inorganic layer having a sidewall surface extending upward from the first substrate. An organic layer is deposited overlying the first inorganic layer, including overlying the sidewall surface of the first inorganic layer.

公开(公告)号：US11502069B2

公开(公告)日：2022-11-15

申请号：US16998663

申请日：2020-08-20

Applicant: LG Display Co., Ltd.

Inventor： Hyunju Jung ,  Eunah Kim

IPC: H01L25/16 ,  H01L51/00 ,  H01L25/075 ,  H01L27/15

Abstract: A stretchable display device includes a substrate structure which has a display area where images are displayed and a non-display area adjacent to the display area and includes an upper stretching substrate and a lower stretching substrate; and a frame which is disposed to cover a first side surface and a second side surface opposite to the first side surface, among a plurality of side surfaces of the substrate structure, in which a modulus of the frame is higher than moduli of the upper stretching substrate and the lower stretching substrate.

公开(公告)号：US10886483B2

公开(公告)日：2021-01-05

申请号：US16600346

申请日：2019-10-11

Applicant: LG Display Co., Ltd.

Inventor： Hyunju Jung ,  Eunah Kim

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

Abstract: A stretchable display device comprises a plurality of island substrates where a plurality of pixels is defined and spaced apart from each other; a lower substrate disposed under the plurality of island substrates and including a plurality of grooves; and a plurality of connecting lines electrically connecting a plurality of pads disposed on adjacent island substrates of the plurality of island substrates; and a lower adhesive layer disposed under the plurality of island substrates and the plurality of connecting lines, and overlapping the plurality of island substrates.

公开(公告)号：US10403684B2

公开(公告)日：2019-09-03

申请号：US15394124

申请日：2016-12-29

Applicant: LG DISPLAY CO., LTD.

Inventor： Eunah Kim ,  Sangcheon Youn ,  Saemleenuri Lee

IPC: H01L27/32 ,  H01L51/52

Abstract: Display devices are disclosed herein. In one embodiment, the display device includes a plastic substrate comprising a display area and a non-display area, and a data pad portion disposed on one side of the non-display area, with a flexible circuit board bonded thereto, the display area including a plurality of subpixels positioned on the display area, each subpixel including an organic light-emitting diode that includes an organic layer, wherein the organic layer extends continuously from one side of the display area to the other side of the display area and is arranged in a plurality of lines that are spaced apart from one another and disposed parallel to the data pad portion.

公开(公告)号：US10276723B2

公开(公告)日：2019-04-30

申请号：US15714000

申请日：2017-09-25

Applicant: LG Display Co., Ltd.

Inventor： Sangcheon Youn ,  Seyeoul Kwon ,  Hoiyong Kwon ,  Eunah Kim

IPC: H01L21/02 ,  H01L27/12 ,  H01L21/283 ,  H01L29/417 ,  H01L29/786

Abstract: A flexible display is disclosed. The flexible display including an oxide semiconductor thin film transistor on a plastic substrate includes a first buffer layer disposed on the plastic substrate, a second buffer layer disposed on the first buffer layer and formed of silicon oxide (SiOx), and an active layer disposed on the second buffer layer and formed of an oxide semiconductor. The first buffer layer includes a lower layer directly contacting the plastic substrate and formed of silicon nitride (SiNx) and an upper layer disposed on the lower layer and formed of silicon oxide (SiOx).

公开(公告)号：US09954039B2

公开(公告)日：2018-04-24

申请号：US15360233

申请日：2016-11-23

Applicant: LG Display Co., Ltd.

Inventor： Jonghyeok Im ,  Eunah Kim

IPC: H01L29/08 ,  H01L35/24 ,  H01L51/00 ,  H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3246 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3262 ,  H01L27/3276 ,  H01L27/3279 ,  H01L51/5212 ,  H01L51/5228

Abstract: An organic light emitting display device can include a substrate; an anode electrode on the substrate; an organic emitting layer on the anode electrode; a cathode electrode on the organic emitting layer; an auxiliary electrode connected to the cathode electrode; a bank provided on either side of the auxiliary electrode; and a partition spaced apart from the bank and provided on the auxiliary electrode, in which the partition includes a plurality of first partitions provided on the auxiliary electrode and spaced apart from each other, and the partition further includes a second partition provided on the plurality of first partitions, and a width of an upper surface of the second partition is larger than a width of a lower surface of the second partition.

公开(公告)号：US11581397B2

公开(公告)日：2023-02-14

申请号：US17232809

申请日：2021-04-16

Applicant: LG Display Co., Ltd.

Inventor： Eunah Kim ,  Hyunju Jung

IPC: H01L23/58 ,  H01L21/36 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L25/065 ,  H01L25/16

Abstract: Disclosed herein are a stretchable display panel and a stretchable device. The stretchable display panel comprises: a lower substrate having an active area and a non-active area surrounding the active area; a plurality of individual substrates disposed on the lower substrate, spaced apart from each other and located in the active area; a connection line electrically connecting a pad disposed on the individual substrate; a plurality of pixels disposed on the plurality of individual substrates; and an upper substrate disposed above the plurality of pixels, wherein the modulus of elasticity of the individual substrates is higher than that of at least one part of the lower substrate. Accordingly, the stretchable display device according to the present disclosure may have a structure that enables the stretchable display device to be more easily deformed when a user stretches or bends the stretchable display device and that can minimize damage to the components of the stretchable display device when the stretchable display device is deformed.

公开(公告)号：US11489127B2

公开(公告)日：2022-11-01

申请号：US17106065

申请日：2020-11-27

Applicant: LG Display Co., Ltd.

Inventor： Hyunju Jung ,  Eunah Kim

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

Abstract: A stretchable display device comprises a plurality of island substrates where a plurality of pixels is defined and spaced apart from each other; a lower substrate disposed under the plurality of island substrates and including a plurality of grooves; and a plurality of connecting lines electrically connecting a plurality of pads disposed on adjacent island substrates of the plurality of island substrates; and a lower adhesive layer disposed under the plurality of island substrates and the plurality of connecting lines, and overlapping the plurality of island substrates.

公开(公告)号：US10943893B2

公开(公告)日：2021-03-09

申请号：US16532942

申请日：2019-08-06

Applicant: LG Display Co., Ltd.

Inventor： Hyunju Jung ,  Eunah Kim

IPC: H01L25/16 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

Abstract: The present disclosure provides a stretchable display device, comprising: a lower substrate made of a stretchable insulating material and having an active area and a non-active area adjacent to the active area; a plurality of individual substrates spaced apart from each other and disposed in the active area of the lower substrate; pixels disposed on the plurality of individual substrates respectively; and a plurality of connecting lines disposed between the plurality of individual substrates on the lower substrate, and electrically connecting corresponding pads disposed within the plurality of individual substrates respectively. The modulus of the plurality of individual substrates is higher than the lower substrate.

公开(公告)号：US10476039B2

公开(公告)日：2019-11-12

申请号：US15794879

申请日：2017-10-26

Applicant: LG Display Co., Ltd.

Inventor： Eunah Kim ,  Sangcheon Youn ,  Saemleenuri Lee

IPC: H01L51/52 ,  H01L27/32 ,  G09G3/3275 ,  H01L51/00 ,  H01L51/56 ,  G09G3/3208

Abstract: A display device and a method for manufacturing the same capable of preventing a defective drive of a gate-in-panel (GIP) driver by dissipating high heat generated in a large-sized thin film transistor of the GIP driver are disclosed. The display device includes a flexible substrate, a GIP driver and a display unit disposed on the flexible substrate, a protective member disposed under the flexible substrate, and a heat pad disposed between the flexible substrate and the protective member and overlapping the GIP driver.