公开(公告)号：US20240188358A1

公开(公告)日：2024-06-06

申请号：US18516067

申请日：2023-11-21

Applicant: LG Display Co., Ltd.

Inventor： Choonghyo Kim

IPC: H10K59/131 ,  H10K59/122 ,  H10K71/20

CPC classification number: H10K59/131 ,  H10K59/122 ,  H10K71/231

Abstract: A display panel and a display device is disclosed that include: a substrate including a light emitting area and a non-light emitting area, a storage capacitor on the substrate in the light emitting area, a first connection pattern over the substrate in the light emitting area, a second connection pattern electrically connected to the storage capacitor and on the first connection pattern, a third connection pattern on the second connection pattern and electrically connected to the second connection pattern, an insulating layer on the third connection pattern and including a first contact hole exposing a portion of an upper surface of the third connection pattern, and an anode electrode on the insulating layer and contacting the third connection pattern through the first contact hole, the first contact hole located in a central portion of the light emitting area.

公开(公告)号：US10394070B2

公开(公告)日：2019-08-27

申请号：US15825897

申请日：2017-11-29

Applicant: LG Display Co., Ltd.

Inventor： Sunyoung Park ,  Kihan Kim ,  Choonghyo Kim

IPC: G02F1/13 ,  G02F1/1335 ,  G02F1/1334 ,  G09G3/36 ,  H01L27/32 ,  H01L51/52 ,  G02F1/133 ,  G02F1/137

Abstract: Disclosed are a light blocking device, a method of manufacturing the same, and a transparent display device including the same, which transmit or block light by using a polymer dispersed liquid crystal (PDLC) layer. The light blocking device includes a first substrate and a second substrate facing each other, a first electrode on the first substrate, a second electrode on the second substrate, and a PDLC layer between the first electrode and the second electrode. The PDLC layer includes a droplet including liquid crystals and dichroic dyes, and the liquid crystals and the dichroic dyes are twisted with each other and aligned.

公开(公告)号：US12120922B2

公开(公告)日：2024-10-15

申请号：US17122586

申请日：2020-12-15

Applicant: LG Display Co., Ltd.

Inventor： Choonghyo Kim

IPC: H01L27/32 ,  H01L51/52 ,  H10K50/856 ,  H10K59/122 ,  H10K59/65

CPC classification number: H10K59/122 ,  H10K50/856 ,  H10K59/65

Abstract: A display apparatus is disclosed, which includes a display panel having a first area and a second area, a main body supporting the display panel, an auxiliary member arranged in the main body and overlapped with the first area of the display panel, and a light absorption portion arranged in the second area of the display panel to surround the first area of the display panel. Therefore, external light reflected from the auxiliary member is prevented from being re-reflected in the auxiliary member, whereby image overlap or noise may be prevented from occurring.

公开(公告)号：US11131899B2

公开(公告)日：2021-09-28

申请号：US16416757

申请日：2019-05-20

Applicant: LG Display Co., Ltd.

Inventor： Choonghyo Kim ,  Jae-Hyun Kim ,  Kihan Kim

IPC: G02F1/163 ,  G02F1/155 ,  G02F1/153 ,  H01L27/32

Abstract: A display apparatus includes: a display panel including: a transmissive area configured to transmit light incident thereon, and an emissive area configured to emit light, a light-controlling device on a rear surface of the display panel, the light-controlling device being configured to have a light transmission mode for transmitting the incident light and a light-blocking mode for blocking the incident light, the light-controlling device including: a first substrate and a second substrate facing each other, a transmission controller between the first substrate and the second substrate, the transmission controller overlapping the transmissive area, and a vibration generator between the first substrate and the second substrate, the vibration generator overlapping the emissive area.

公开(公告)号：US20240196697A1

公开(公告)日：2024-06-13

申请号：US18474621

申请日：2023-09-26

Applicant: LG Display Co., Ltd.

Inventor： Choonghyo Kim

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/124

CPC classification number: H10K59/80522 ,  H10K59/1201 ,  H10K59/124

Abstract: A light emitting display device includes an auxiliary power electrode disposed on a substrate, at least one dummy electrode disposed at a periphery of the auxiliary power electrode, on the substrate, at least one protection layer covering the auxiliary power electrode and the at least one dummy electrode, and a contact portion passing through the at least one protection layer to expose a portion of the auxiliary power electrode, wherein the at least one dummy electrode is electrically floated, or is supplied with the same voltage as a voltage applied to the auxiliary power electrode.

公开(公告)号：US20230200169A1

公开(公告)日：2023-06-22

申请号：US17943959

申请日：2022-09-13

Applicant: LG Display Co., Ltd.

Inventor： Choonghyo Kim

IPC: H01L27/32 ,  H01L51/52

CPC classification number: H01L27/3279 ,  H01L51/5228 ,  H01L27/3213 ,  H01L2251/5315 ,  H01L2251/568

Abstract: An electroluminescence display is disclosed that comprises: a pixel; a low-resistance line at one side of the pixel and having a connection part; an insulating layer on the low-resistance line; a low-resistance connecting terminal on the insulating layer and connected to the connection part; a passivation layer on the low-resistance connecting terminal; a planarization layer on the passivation layer; a cathode contact hole exposing a portion of the low-resistance connecting terminal. The low-resistance line includes an open area overlapping with a middle portion of the low-resistance connecting terminal at the connection part. The low-resistance connecting terminal connects to a first side and a second side of the low-resistance connecting terminal. The cathode electrode is connnected to the low-resistance connecting terminal via the cathode contact hole.

公开(公告)号：US10962826B2

公开(公告)日：2021-03-30

申请号：US16427217

申请日：2019-05-30

Applicant: LG Display Co., Ltd.

Inventor： Jae-Hyun Kim ,  Kihan Kim ,  Choonghyo Kim

IPC: G09G3/36 ,  G02F1/13357 ,  G02F1/1347 ,  G09G3/34 ,  H05B47/10

Abstract: A light controlling apparatus and a transparent display device comprising the same are discussed, in which picture quality can be prevented from being deteriorated by a voltage drop. The light controlling apparatus can include a first base film including a first lower pad arranged at a first side edge on one surface and a second lower pad arranged at a second side edge on the one surface; a second base film including a first upper pad arranged at a third side edge on one surface facing one surface of the first base film and a second upper pad arranged at a fourth side edge on the one surface; and a flexible circuit board including driving voltage lines electrically connected with the first and second lower pads and common voltage lines electrically connected with the first and second upper pads.