公开(公告)号：US11690262B2

公开(公告)日：2023-06-27

申请号：US17107809

申请日：2020-11-30

Applicant: Samsung Display Co., Ltd.

Inventor： Beomsoo Park ,  Seungchan Lee ,  Wangjo Lee ,  Jaebum Cho

IPC: H01L27/32

CPC classification number: H01L27/3276

Abstract: A display apparatus includes: a display area; a peripheral area on an outer portion of the display area; a substrate; a thin film transistor on the substrate and comprising a semiconductor layer and a gate electrode overlapping at least a portion of the semiconductor layer; a plurality of data lines in the display area and extending in a first direction; a plurality of input lines in the peripheral area; a plurality of connecting lines in the display area that electrically connect the plurality of data lines to the plurality of input lines; a power voltage line on the substrate and extending in the first direction; and an initialization voltage line on the substrate and extending in a second direction intersecting the first direction, wherein a part of each of the plurality of connecting lines overlaps at least one of the power voltage line or the initialization voltage line.

公开(公告)号：US20220310763A1

公开(公告)日：2022-09-29

申请号：US17564622

申请日：2021-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaebum Cho ,  Seungchan Lee ,  Beomsoo Park ,  Wangjo Lee ,  Jaeik Lim ,  Donghee Choi

IPC: H01L27/32 ,  H01L51/52 ,  G09F9/30

Abstract: A display apparatus includes: a substrate including a display area and a non-display area, where the non-display area includes a first area, a second area, a bent area and a pad area, and the bent area is arranged between the first area and the second area; a display portion arranged in the display area; a driving circuit portion arranged in the non-display area; and a fan-out portion arranged between the display portion and the driving circuit portion and in the first area, the bent area and the second area, where the fan-out portion transfers a data signal from the driving circuit portion to the display portion. The fan-out portion includes a first data line including a first first data line arranged in the second area and a second first data line arranged in the pad area and disposed in a layer different from the first first data line.

公开(公告)号：US12142222B2

公开(公告)日：2024-11-12

申请号：US18320081

申请日：2023-05-18

Applicant: Samsung Display Co., LTD.

Inventor： Seungchan Lee ,  Seongjun Lee ,  Wangjo Lee

IPC: G09G3/3291 ,  G09G3/3258 ,  G09G3/30 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel circuit includes a driving transistor, a second transistor operating in response to the first gate signal, a third transistor operating in response to the second gate signal, a fourth transistor operating in response to an initialization control signal, a fifth transistor operating in response to an emission control signal, a sixth transistor operating in response to the emission control signal, a seventh transistor operating in response to a bias control signal, a storage capacitor, a first capacitor or a second capacitor, and a light emitting element. The first capacitor or the second capacitor includes a first terminal receiving the first gate signal or the emission control signal and a second terminal connected to a first terminal of the light emitting device, and the voltage of the first terminal of the light emitting element is boosted based on the first gate signal or the light emission control signal.

公开(公告)号：US20240224590A1

公开(公告)日：2024-07-04

申请号：US18207688

申请日：2023-06-09

Applicant: Samsung Display Co., Ltd.

Inventor： Beomsoo Park ,  Youngmin Kwon ,  Jiryun Park ,  Seongjun Lee ,  Wangjo Lee ,  Jinwhan Jung

IPC: H10K59/121 ,  G09G3/3266 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/3266 ,  H10K59/131 ,  G09G2380/02 ,  H10K2102/311

Abstract: Provided is a display panel including a substrate including a first area and a second area disposed on respective sides of a folding line extending in a first direction and a third area protruding from the second area, display devices arranged in a display area of the first area and the second area, pixel circuits arranged in the display area and each comprising a thin-film transistor, data lines connected to the pixel circuits, respectively, and extending in the first direction, scan lines extending in a second direction crossing the first direction, and connection lines arranged on a layer different from the data lines, connecting the data lines to conductive layers arranged in the third area, respectively, and extending from the display area to the third area.

公开(公告)号：US20230413606A1

公开(公告)日：2023-12-21

申请号：US18176302

申请日：2023-02-28

Applicant: Samsung Display Co., Ltd.

Inventor： Seungchan Lee ,  Beomsoo Park ,  Seongjun Lee ,  Wangjo Lee

IPC: H10K59/121 ,  H10K59/65 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/65 ,  H10K59/131

Abstract: A display panel includes a plurality of first light-emitting diodes and a plurality of first sub-pixel circuits in a first display area, a plurality of second light-emitting diodes and a plurality of second sub-pixel circuits in a second display area, and a transmissive area between the plurality of second light-emitting diodes, wherein each of the plurality of first and second sub-pixel circuits includes a first transistor, a second transistor, and a third transistor diode-connecting a gate electrode to a drain electrode of the first transistor, and wherein a first signal line, which is electrically connected to a gate electrode of the third transistor of each of the plurality of first sub-pixel circuits, is configured to transfer a signal different from a signal of a second signal line which is electrically connected to a gate electrode of the third transistor of each of the plurality of second sub-pixel circuits.