公开(公告)号：US20240365613A1

公开(公告)日：2024-10-31

申请号：US18624434

申请日：2024-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Kwun SON ,  Sang Yong NO ,  Dong Hee SHIN

IPC: H10K59/131 ,  H10K59/121

CPC classification number: H10K59/131 ,  H10K59/1216

Abstract: A display device is disclosed that includes a substrate, first through fourth conductive layers, first through fourth insulating layers, a semiconductor layer, and a light emitting layer. The first conductive layer is disposed on the substrate and includes a first conductive pattern. The first insulating layer is disposed on the first conductive layer. The semiconductor layer is disposed on the first insulating layer and includes a first channel region and a capacitor pattern. The second insulating layer is disposed on the semiconductor layer. The second conductive layer is disposed on the second insulating layer and includes a first gate electrode overlapping the first channel region. The third insulating layer is disposed on the second conductive layer. The third conductive layer is disposed on the third insulating layer and includes a common electrode. The fourth insulating layer is disposed on the third conductive layer. The fourth conductive layer is disposed on the fourth insulating layer and includes a plurality of pixel electrodes. The light emitting layer is disposed between the pixel electrode and the common electrode. The first gate electrode is electrically connected to the first conductive pattern through a first opening formed in the first insulating layer and the second insulating layer. The pixel electrode is electrically connected to the capacitor pattern. The capacitor pattern overlaps the first conductive pattern with the first insulating layer interposed therebetween to form a capacitor.

公开(公告)号：US20240233638A1

公开(公告)日：2024-07-11

申请号：US18359965

申请日：2023-07-27

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hee SHIN ,  Sun Kwun SON ,  Sang Yong NO

IPC: G09G3/3233 ,  G09G3/3283

CPC classification number: G09G3/3233 ,  G09G3/3283

Abstract: A display device includes a first vertical power line extending in a first direction and receiving a first power source; and a first horizontal power line extending in a second direction intersecting the first direction between a first pixel and a second pixel and receiving the first power source, each of the first pixel and the second pixel includes first to third sub-pixels sequentially disposed in the first direction, the first pixel includes a first common pattern between the first sub-pixel and the second sub-pixel extending in the second direction, the first sub-pixel of the first pixel and the second sub-pixel of the first pixel share the first common pattern and are connected to the first vertical power line, and the third sub-pixel of the first pixel shares the first horizontal power line with the first sub-pixel of the second pixel.

公开(公告)号：US20230275099A1

公开(公告)日：2023-08-31

申请号：US18152054

申请日：2023-01-09

Applicant: Samsung Display Co., LTD.

Inventor： Sang Yong NO ,  Sun Kwun SON ,  Chong Chul CHAI

IPC: H01L27/12 ,  G09G3/3233 ,  H01L25/16 ,  H01L23/00

CPC classification number: H01L27/124 ,  G09G3/3233 ,  H01L24/05 ,  H01L25/167 ,  G09G2300/0426 ,  G09G2300/0842 ,  H01L24/06 ,  H01L2224/05026 ,  H01L2224/05084 ,  H01L2224/05147 ,  H01L2224/05166 ,  H01L2224/05562 ,  H01L2224/05572 ,  H01L2224/05573 ,  H01L2224/06155

Abstract: A display device may include: a substrate including a display area having first to third areas, and a non-display area; first pixels in the first area, second pixels in the second area, and third pixels in the third area; a pad part located in the non-display area, and electrically connected to the first to third pixels; a line part including a first line between the pad part and the first area, a second line between the pad part and the second area, and a third line between the pad part and the second area; a bridge line extending in a first direction, and located in the second and third areas; and an extension line extending in a second direction, and located in the second area and electrically connected with the bridge line. The extension line may be electrically connected with the third line.

公开(公告)号：US20230041072A1

公开(公告)日：2023-02-09

申请号：US17870319

申请日：2022-07-21

Applicant: Samsung Display Co., LTD.

Inventor： Sang Yong NO ,  Hwa Rang LEE ,  Kwi Hyun KIM ,  Ji Yeon CHOI

IPC: G09G3/32

Abstract: A display device includes: a display area and a non-display area; a first pixel area and a second pixel area, each provided in the display area; scan lines extending in a first direction and disposed in the first pixel area and the second pixel area; first sub-scan lines extending in a second direction and disposed in the first pixel area, the second direction intersecting the first direction; second sub-scan lines extending in the second direction and disposed in the first pixel area and the second pixel area; and a pad part provided in the non-display area, the pad part being electrically connected to the first sub-scan lines and the second sub-scan lines. The scan lines are electrically connected to at least one of the first sub-scan lines and the second sub-scan lines. The first sub-scan lines do not overlap the second pixel area in a plan view.

公开(公告)号：US20220343824A1

公开(公告)日：2022-10-27

申请号：US17545449

申请日：2021-12-08

Applicant: Samsung Display Co., LTD.

Inventor： Kwi Hyun KIM ,  Sang Yong NO ,  Hwa Rang LEE ,  Ji Yeon CHOI

IPC: G09G3/20 ,  G09G3/32

Abstract: A display device includes a data driver that outputs a first data signal and a second data signal of different voltages, and a pixel that emits light in response to the first data signal and the second data signal. The pixel includes a current generator generating a driving current corresponding to the first data signal, a first light emitting part including a first electrode, a second electrode, and a first light emitting element, a second light emitting part including a third electrode, a fourth electrode connected, and a second light emitting element, and a current controller controlling a divided current supplied to the second light emitting part in response to the second data signal.

公开(公告)号：US20220102476A1

公开(公告)日：2022-03-31

申请号：US17445807

申请日：2021-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Kwi Hyun KIM ,  Sang Yong NO ,  Tae Ho KANG ,  Hwa Rang LEE ,  Joon Hoo CHOI ,  Ji Yeon CHOI

IPC: H01L27/32 ,  H01L33/50

Abstract: Provided is a tiled display. The tiled display includes: a first display device including a first display area including pixels, a second display device including a second display area including pixels adjacent to the first display area, and a seam between the first display area and the second display area. Each of the first display device and the second display device includes: a first base part supporting a respective one of the first display device and the second display device, a thin-film transistor layer on the first base part, the thin-film transistor layer including thin-film transistors included in the pixels and including connection lines in the seam, and bridge electrodes in the seam to couple between the connection lines of the first display device and the second display device.

公开(公告)号：US20250040370A1

公开(公告)日：2025-01-30

申请号：US18626344

申请日：2024-04-04

Applicant: Samsung Display Co., Ltd.

Inventor： Dong Hee SHIN ,  Sun Kwun SON ,  Sang Yong NO

IPC: H10K59/131 ,  G06V40/13 ,  G09G3/3233 ,  H10K59/88

Abstract: There is provided a display device comprises a substrate; a circuit layer; and an element layer. The element layer comprises light emitting elements disposed in emission areas of a display area of the substrate, and light sensing elements disposed in light sensing areas of the display area. The circuit layer comprises light emitting pixel drivers electrically connected to the light emitting elements; light sensing pixel drivers electrically connected to the light sensing elements; data lines electrically connected to the light emitting pixel drivers; first dummy lines extending in a first direction; second dummy lines extending in parallel with the data lines; and a reset control line electrically connected to the light sensing pixel drivers, extending in the first direction, transmitting a reset control signal for resetting the light sensing pixel drivers, and overlapping at least some of the first dummy lines.

公开(公告)号：US20240276769A1

公开(公告)日：2024-08-15

申请号：US18509307

申请日：2023-11-15

Applicant: Samsung Display Co., LTD.

Inventor： Sun Kwun SON ,  Sang Yong NO ,  Dong Hee SHIN

IPC: H10K59/121 ,  G09G3/3233 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/3233 ,  H10K59/131 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: An embodiment provides a display device including a pixel circuit layer including a base layer and a pixel circuit; and a light emitting element disposed on the pixel circuit layer and including a first electrode, a second electrode, and a light emitting layer electrically connected the first electrode and the second electrode. The pixel circuit includes a first transistor. The first transistor includes a first gate electrode, a first active layer, a first source electrode, and a first drain electrode. The first electrode forms an open area. The first gate electrode and the open area overlap each other in a plan view.

公开(公告)号：US20210118386A1

公开(公告)日：2021-04-22

申请号：US16860955

申请日：2020-04-28

Applicant: Samsung Display Co., Ltd.

Inventor： Sang Yong NO ,  Chang-Soo LEE

IPC: G09G3/36

Abstract: A display device includes: a switching element connected to a gate line and a data line; a liquid crystal capacitor including a pixel electrode that is connected to the switching element and a common electrode to which a common voltage is applied; and a storage capacitor including a first electrode that is connected to the switching element and a second electrode to which a storage voltage is applied. The display device is operable at a variable frame frequency between a maximum frame frequency and a minimum frame frequency. Capacitance of the storage capacitor is set according to a difference between the maximum frame frequency and the minimum frame frequency, and the storage voltage is greater than the common voltage by more than a predetermined level.

公开(公告)号：US20170285427A1

公开(公告)日：2017-10-05

申请号：US15370692

申请日：2016-12-06

Applicant: Samsung Display Co. Ltd.

Inventor： Kwi Hyun KIM ,  Sang Yong NO

IPC: G02F1/1362 ,  G02F1/1335 ,  G02F1/1343 ,  G02F1/1368 ,  G02F1/1333

CPC classification number: G02F1/136286 ,  G02F1/133345 ,  G02F1/133514 ,  G02F1/134309 ,  G02F1/136213 ,  G02F1/13624 ,  G02F1/1368 ,  G02F2001/134345 ,  G02F2001/136218 ,  G02F2201/123 ,  H01L27/326 ,  H01L51/56

Abstract: A liquid crystal display device includes a substrate, a first gate line, a data line, a first subpixel unit including a first switching element, and a first subpixel electrode connected with a second electrode of the first switching element, a second subpixel unit including a second switching element which includes a control electrode connected with the first gate line and a first electrode is connected with the data line, a second subpixel electrode connected with a second electrode of the second switching element, and a third switching element which includes a control electrode connected with the first gate line and a storage wiring including a first storage line, at least a part thereof overlapping the first subpixel electrode, and a second storage line, at least a part thereof overlapping the second subpixel electrode.