公开(公告)号：US20210217835A1

公开(公告)日：2021-07-15

申请号：US17130912

申请日：2020-12-22

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Sung Jae MOON ,  An Su LEE ,  Dong Woo KIM ,  Kang Moon JO ,  Yong Duck SON

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device including: a substrate including a display area and a non-display area; a light-emitting element disposed in the display area; an encapsulation layer covering the light-emitting element; a driving unit disposed in the non-display area; a dam surrounding the display area and overlapping the driving unit; and a shielding layer overlapping the driving unit.

公开(公告)号：US20250017066A1

公开(公告)日：2025-01-09

申请号：US18657660

申请日：2024-05-07

Applicant: Samsung Display Co., LTD.

Inventor： Won Jun LEE ,  Dong Woo KIM ,  Se Hyun LEE

IPC: H10K59/32 ,  H10K59/38

Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of expanding the range of data voltages. According to an embodiment of the present disclosure, a display device includes: a substrate; a first electrode on the substrate; a second electrode on the first electrode; and a first middle layer between the first electrode and the second electrode in a first emission region, wherein the first middle layer includes a plurality of sub-middle layers in the first emission region, and the sub-middle layers of the first middle layer have different thicknesses.

公开(公告)号：US20240407214A1

公开(公告)日：2024-12-05

申请号：US18798820

申请日：2024-08-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: H10K59/131 ,  H10K59/121 ,  H10K59/123 ,  H10K59/35

Abstract: The present disclosure relates to a display device, and the display device according to an exemplary embodiment of the present inventive concept includes: a first pixel circuit portion including at least one transistor; a second pixel circuit portion including at least one transistor; a first pixel electrode electrically connected to the first pixel circuit portion; a second pixel electrode electrically connected to the second pixel circuit portion; a first data line electrically connected to the first pixel circuit portion; and a second data line electrically connected to the second pixel circuit portion, wherein the first data line and the second data line are arranged adjacent to each other along a first direction, and the second pixel electrode overlaps the first data line and the second data line in a plan view.

公开(公告)号：US20240332309A1

公开(公告)日：2024-10-03

申请号：US18604289

申请日：2024-03-13

Applicant: Samsung Display Co., Ltd.

Inventor： Won Jun LEE ,  Kwi Hyun KIM ,  Dong Woo KIM ,  Do Yeong PARK

IPC: H01L27/12 ,  H10K59/123 ,  H10K59/40 ,  H10K102/00

CPC classification number: H01L27/1225 ,  H01L27/1255 ,  H10K59/123 ,  H10K59/40 ,  H10K2102/311

Abstract: The present disclosure relates to a display device, and more particularly, to a display device capable of improving image quality by reducing or minimizing voltage fluctuations of a gate electrode of a driving transistor. The display device includes a substrate; a field effect transistor on the substrate; an oxide-based transistor on a layer different from the field effect transistor and connected to the field effect transistor through a contact hole in an insulating layer; and a pixel electrode on the oxide-based transistor.

公开(公告)号：US20240212619A1

公开(公告)日：2024-06-27

申请号：US18490420

申请日：2023-10-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Woo KIM ,  Kwi Hyun KIM ,  Yeon Kyung KIM

IPC: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

CPC classification number: G09G3/3258 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  G09G2310/0243 ,  G09G2310/08 ,  G09G2320/0646

Abstract: A pixel includes a light emitting element, a first transistor including an electrode connected to a first power source line via a first node, another electrode connected to a second power source line via a second node and the light emitting element, and another electrode connected to a third node. The pixel further includes a second transistor connected between a data line and the second node and having a gate electrode connected to a scan line, a third transistor connected between the first node and the third node and having a gate electrode connected to the scan line, a fourth transistor connected between the first power source line and the first node and having a gate electrode connected to an emission control line, a first capacitor connected between the second node and the third node, and a second capacitor connected between a third power source line and the third node.

公开(公告)号：US20230085547A1

公开(公告)日：2023-03-16

申请号：US18049274

申请日：2022-10-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  Dong Woo KIM ,  An Su LEE ,  Kang Moon JO

IPC: G09G3/3266

Abstract: There are provided a gate driver and a display device including the same. The gate driver includes: a first scan driver; a first sensing driver; a first scan clock line; and a first sensing clock line. The first scan clock line includes a first scan clock main line extending in one direction, and a first scan clock connection line connected to the first scan clock main line and the first scan driver. The first sensing clock line includes a first sensing clock main line extending in one direction, and a first sensing clock connection line connected to the first sensing clock main line and the first sensing driver. The first scan clock main line is closer to each of the first scan driver and the first sensing driver than the first sensing clock main line.

公开(公告)号：US20230012528A1

公开(公告)日：2023-01-19

申请号：US17702257

申请日：2022-03-23

Applicant: Samsung Display Co., LTD.

Inventor： Se Hyun LEE ,  Dong Woo KIM ,  Min Gyeong SHIN ,  Hak Sun CHANG

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/40 ,  H01L33/00

Abstract: A display device includes a first electrode and a second electrode disposed on a substrate, at least one light emitting element including a first semiconductor layer including a semiconductor of a first type, a second semiconductor layer including a semiconductor of a second type different from the first type, and an active layer disposed between the first semiconductor layer and the second semiconductor layer, and a third electrode disposed on the substrate and electrically connected to the second electrode. At least a portion of the third electrode is disposed between the first electrode and the second electrode in a plan view.

公开(公告)号：US20220392922A1

公开(公告)日：2022-12-08

申请号：US17578210

申请日：2022-01-18

Applicant: Samsung Display Co., LTD.

Inventor： Se Hyun LEE ,  Dong Woo KIM ,  Min Gyeong SHIN ,  Hak Sun CHANG

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

Abstract: A display device and a method of fabricating a display device are provided. A display device includes: a first electrode and a second electrode on a substrate and spaced apart from each other; a third electrode on the substrate; and a first light emitting element between the first electrode and the second electrode. The first electrode, the second electrode, and the third electrode may be arranged on a same layer. The third electrode may be electrically separated from the first electrode and the second electrode.

公开(公告)号：US20220068226A1

公开(公告)日：2022-03-03

申请号：US17523412

申请日：2021-11-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jun Hyun PARK ,  An Su LEE ,  Dong Woo KIM ,  Sung Jae MOON ,  Kang Moon JO

IPC: G09G3/3291 ,  H01L27/32

Abstract: An organic light emitting diode display including: a data wiring that includes a main data line disposed in a display area and a first data line disposed in a peripheral area; a driving voltage wiring that includes a main driving voltage line disposed in the display area and a first driving voltage line that is connected with the main driving voltage line and disposed in the peripheral area while extending in a first direction; and a driving low-voltage wiring that includes a cathode extending to the peripheral area while overlapping the display area, and a plurality of first driving low-voltage connection portions that are connected with the cathode and disposed in the peripheral area, wherein each of the plurality of first driving low-voltage connection portions comprises a wiring portion extended in the first direction and a pad portion electrically connected with the wiring portion.

公开(公告)号：US20210327312A1

公开(公告)日：2021-10-21

申请号：US17167961

申请日：2021-02-04

Applicant: Samsung Display Co., Ltd.

Inventor： Myung Gil CHOI ,  Jung Min LEE ,  Dong Woo KIM ,  Sang Moo LEE

IPC: G09F9/30 ,  H05K1/18 ,  H05K1/02

Abstract: A display device, an apparatus for manufacturing a display device and a method of manufacturing a display device are provided. A display device includes a flexible substrate including a main region, a bending region, which extends from an end of the main region, and a sub-region, which extends from an end of the bending region, the sub-region being reversed from the bending region to be attached on a rear surface of the main region, and an active element layer disposed in the main region of the flexible substrate, wherein a thickness of the flexible substrate is greater in the bending region than in the main region and the sub-region.