公开(公告)号：US12236888B2

公开(公告)日：2025-02-25

申请号：US18541506

申请日：2023-12-15

Applicant: LG Display Co., Ltd.

Inventor： Donghyeok Lee ,  Changsung Lee

IPC: G09G3/3258 ,  G09G3/00 ,  G09G3/3208 ,  G09G3/3233

Abstract: Disclosed is a display device including: pixels each including a driving transistor that includes a first electrode receiving a high-potential driving voltage, a second electrode connected to an anode of a light emitting element, and a gate electrode receiving a data voltage; a source driving integrated circuit (IC) configured to receive a sensing information output from each of the pixels and corresponding to a threshold voltage of the driving transistor; and a timing controller configured to calculate the threshold voltage of the driving transistor in each pixel based on the sensing information, the timing controller including: a defective pixel detector configured to detect a defective pixel by receiving the sensing voltages of the pixels from the source driving IC, and a sensing range controller configured to adjust a first sensing range preset for the ADC upon presence of the defective pixel detected by the defective pixel detector.

公开(公告)号：US20250063890A1

公开(公告)日：2025-02-20

申请号：US18798111

申请日：2024-08-08

Applicant: LG Display Co., Ltd.

Inventor： Younghyun KO ,  JuHeyuck BAECK ,  ChanYong JEONG

IPC: H10K59/121 ,  H10K59/126

Abstract: A thin film transistor substrate includes a substrate; an active layer on the substrate and including an active hole; and a gate electrode on the active layer. The active layer includes a channel part including a first channel part having a first length and a second channel part continuous with the first channel part and having a second length. The active hole includes a first active hole at a boundary portion between the first channel part and the second channel part.

公开(公告)号：US20250061823A1

公开(公告)日：2025-02-20

申请号：US18753594

申请日：2024-06-25

Applicant: LG DISPLAY CO., LTD.

Inventor： JunHyung KIM

IPC: G09F9/30 ,  G06F1/16

Abstract: A display apparatus includes a display panel and at least one plate under the display panel. The at least one plate includes a folding axis defined at the middle portion of the plate, a variable area including the folding axis and a non-variable area disposed at both sides of the variable area. The variable area includes a first area including the folding axis, a first link area disposed at both sides of the first area, and a second area disposed at both sides of the first area with the first link area therebetween. The non-variable area includes a second link area connected to the second area and a third area connected to the second link area. The at least one plate includes at least one opening pattern disposed in the variable area, having a length parallel to the folding axis and a width perpendicular to the folding axis, and being spaced at a predetermined gap.

公开(公告)号：US12232402B2

公开(公告)日：2025-02-18

申请号：US17374914

申请日：2021-07-13

Applicant: LG Display Co., Ltd.

Inventor： Su-Jin Chang ,  Sung-Rae Lee ,  Ju-Hun Min

IPC: H10K59/80 ,  H10K59/12 ,  H10K59/35 ,  H10K59/38 ,  H10K50/854 ,  H10K50/86 ,  H10K59/127

Abstract: The present disclosure relates to an organic light-emitting diode display device that comprises a first substrate on which first, second and third subpixels each including an emission area and a non-emission area are defined; first, second and third light-emitting diodes disposed in the first, second and third subpixels on the first substrate, respectively; a second substrate over the first, second and third light-emitting diodes; and a scattering pattern corresponding to the first subpixel and disposed over the first light-emitting diode or under the first substrate, wherein the first subpixel has an area reflectance higher than the second and third subpixels.

公开(公告)号：US12232386B2

公开(公告)日：2025-02-18

申请号：US18470219

申请日：2023-09-19

Applicant: LG Display Co., Ltd.

Inventor： KiSeob Shin ,  ChangSoo Kim ,  EuiTae Kim ,  Soyi Lee

IPC: H10K59/131

Abstract: A transparent display device is disclosed, which may improve transmittance in a non-display area and at the same reduce resistance of power lines. The transparent display device includes a substrate provided with a display area, in which a plurality of subpixels are disposed, and a non-display area adjacent to the display area. The device includes a plurality of power lines provided in the non-display area over the substrate and extended in parallel in a first direction. The display area includes first non-transmissive areas provided with the plurality of subpixels and a first transmissive area provided between the first non-transmissive areas, the non-display area includes second non-transmissive areas provided with the plurality of power lines and a second transmissive area provided between the second non-transmissive areas.

公开(公告)号：US12230168B2

公开(公告)日：2025-02-18

申请号：US18472504

申请日：2023-09-22

Applicant: LG Display Co., Ltd.

Inventor： Hyo-Sup Eum ,  Myeongjun Kim

IPC: G09F9/30 ,  G06F1/16

Abstract: A flexible display device includes a display panel that includes at least one bending area bending about a bending axis, a frame supports a rear surface of the display panel, a plurality of guide parts fixed to a rear surface of the frame, a plurality of fixing parts are movably provided on the rear surface of the frame and selectively coupled to the plurality of guide parts, the length of a controller is variable depending on the state of bending of the display panel, and the controller is connected to the fixing parts to control movements of the fixing parts, when the fixing parts are coupled to the guide parts, the bent display panel is prevented from being unbent, and the bent state of the flexible display device is maintained without a separate mount for fixing the bent state.

公开(公告)号：US20250057026A1

公开(公告)日：2025-02-13

申请号：US18795932

申请日：2024-08-06

Applicant: LG Display Co., Ltd.

Inventor： SunWoong KIM ,  JuHun MIN ,  SeungSoo YANG ,  DongUk KIM

IPC: H10K59/80

Abstract: An organic light emitting display apparatus in one example includes a substrate including a first subpixel and a second subpixel, a color filter layer including a first color filter disposed in the first subpixel on the substrate and a second color filter disposed in the second subpixel on the substrate, a black matrix disposed between the first color filter and second color filter, and a light guide part disposed on the first and second color filters of the color filter layer. The light guide part includes a plurality of lens patterns, and the sizes of the plurality of lens patterns are larger than the sizes of the first and second subpixels.

公开(公告)号：US20250056932A1

公开(公告)日：2025-02-13

申请号：US18798591

申请日：2024-08-08

Applicant: LG Display Co., Ltd.

Inventor： Hyun Chyol Shin ,  Seong Soo Cho ,  Hee Won Lee ,  Han Saem Kang ,  Sang Hak Shin ,  Hyoung Sun Park ,  Hyun Seok Na ,  Jin Hwa Shin ,  Joon Kwon Moon

IPC: H01L33/46 ,  H01L25/075 ,  H01L33/62

Abstract: Disclosed are a display device and a method of manufacturing the display device. The display device includes a display panel on which a plurality of sub-pixels and lines connected to the sub-pixels and a driving circuit configured to drive the sub-pixels. The display panel further includes a plurality of protruded bank patterns disposed in the sub-pixels, and a light emitting element disposed in each of the bank patterns. The light emitting element includes a first electrode, a second electrode, a light emitting layer disposed between the first electrode and the second electrode, and a reflector that covers side surfaces of the light emitting layer and at least a portion of side surfaces of the first electrode. The reflector includes a first insulating layer, a second insulating layer, and a metal layer disposed between the first insulating layer and the second insulating layer.

公开(公告)号：US20250054923A1

公开(公告)日：2025-02-13

申请号：US18720393

申请日：2022-09-05

Applicant: LG ELECTRONICS INC. ,  LG DISPLAY CO., LTD.

Inventor： Sunho KIM ,  Eunhye LEE ,  Gisang HONG

IPC: H01L25/075 ,  H01L33/62

Abstract: The display device according to the embodiment may include a substrate, a first planarization layer containing the first opening on the substrate, a first assembly wiring and a second assembly wiring arranged spaced apart from each other inside the first opening and on the first planarization layer, a second planarization layer covering a portion of the first assembly wiring and the second assembly wiring and including a second opening, a light emitting device disposed inside the second opening, wherein the first electrode overlaps the first assembly wiring and the second assembly wiring, and an insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening Insulation layer covering the first assembly wiring or second assembly wiring placed inside the first opening, and the first electrode is bonded to one of the first assembly wiring and the second assembly wiring.

公开(公告)号：US12225673B2

公开(公告)日：2025-02-11

申请号：US17988703

申请日：2022-11-16

Applicant: LG Display Co., Ltd.

Inventor： Jieun Lee ,  Changwoo Chun ,  Nohjin Myung ,  Sanghoon Oh ,  Seungkyu Lee ,  Eun Roh

IPC: H05K5/02

Abstract: A foldable display apparatus includes a display panel having a light-emitting element disposed thereon, a cover window disposed on top of the display panel, a bottom plate disposed beneath the display panel, a bellows for supporting at least a portion of the bottom plate, a first support coupled with one end of the bellows, and an edge coupled with the other end of the bellows.