公开(公告)号：US11916087B2

公开(公告)日：2024-02-27

申请号：US17649494

申请日：2022-01-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Won Kyu Kwak

IPC: H01L27/12 ,  H01L23/00 ,  H10K59/131 ,  H10K102/00

CPC classification number: H01L27/1244 ,  H01L23/562 ,  H01L27/124 ,  H01L27/1218 ,  H10K59/131 ,  H01L2924/00 ,  H01L2924/0002 ,  H10K2102/311 ,  H01L2924/0002 ,  H01L2924/00

Abstract: An array substrate includes a substrate, a barrier layer disposed on the substrate, a buffer layer disposed on the barrier layer, a first insulating layer disposed on the buffer layer, a second insulating layer disposed on the first insulating layer, a plurality of wiring patterns disposed between the first insulating layer and the second insulating layer and/or on the second insulating layer. In addition, the wiring patterns are separated from each other, and extend toward a side of the substrate. The array substrate further includes a recess pattern disposed adjacent the wiring patterns and recessed from a top surface of the second insulating layer to expose at least part of a top surface of the substrate, and an organic insulating layer disposed on the second insulating layer and exposing at least part of a portion of the top surface of the substrate which is exposed by the recess pattern.

公开(公告)号：US11893941B2

公开(公告)日：2024-02-06

申请号：US18103145

申请日：2023-01-30

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min Kim ,  Seung-Kyu Lee ,  Won Kyu Kwak

IPC: G09G3/3258 ,  G09G3/00 ,  G09G3/3266

CPC classification number: G09G3/3258 ,  G09G3/006 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2330/02 ,  G09G2330/04

Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.

公开(公告)号：US11778859B2

公开(公告)日：2023-10-03

申请号：US16684944

申请日：2019-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jin Woo Park ,  Won Kyu Kwak ,  Dong Wook Kim ,  Hyun-Chol Bang

IPC: G09G3/32 ,  H10K59/121 ,  G09G3/20 ,  G09G3/3225 ,  H10K59/38 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1213 ,  G09G3/2003 ,  G09G3/3225 ,  H10K59/126 ,  H10K59/38 ,  G09G2360/145 ,  H10K59/131

Abstract: A display device including a display panel including a plurality of transistors and displaying an image on a front surface thereof; and a sensing module on a rear surface of the display panel, wherein the display panel includes a first region that overlaps the sensing module and a second region that does not overlap the sensing module, a W/L ratio of one of the transistors in the first region is greater than a W/L ratio of another of the transistors in the second region, the W/L ratio being obtained by dividing a width of a channel of the transistor by a length of the channel.

公开(公告)号：US11735084B2

公开(公告)日：2023-08-22

申请号：US17714675

申请日：2022-04-06

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hoon Kim ,  Won Kyu Kwak ,  Han-Sung Bae

IPC: G09G3/20

CPC classification number: G09G3/20 ,  G09G2310/0275 ,  G09G2330/028

Abstract: A display device includes: a substrate including a display area and a non-display area; an external common voltage line disposed in the non-display area; a plurality of pixels and a common voltage line disposed in the display area; and a driving voltage line connected to each of the plurality of pixels, wherein a subset of the plurality of pixels overlaps the common voltage line in the display area in a plan view, and the external common voltage line and the common voltage line are connected to each other.

公开(公告)号：US11657761B2

公开(公告)日：2023-05-23

申请号：US17021935

申请日：2020-09-15

Applicant: Samsung Display Co., Ltd.

Inventor： Hai-Jung In ,  Ji-Hyun Ka ,  Won Kyu Kwak ,  Ki Myeong Eom ,  Kyonghwan Oh

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

CPC classification number: G09G3/3258 ,  G09G3/3266 ,  G09G3/3275 ,  G09G3/3233 ,  G09G2300/0426 ,  G09G2300/0809 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0297 ,  G09G2320/0233 ,  G09G2320/0238 ,  G09G2320/0257 ,  G09G2320/103 ,  G09G2330/02

Abstract: A display panel of an organic light emitting diode (OLED) display device having a display region includes a plurality of first pixels located at an upper half of the display region, a plurality of second pixels located at a lower half of the display region, a plurality of first data lines extending in a first direction, and coupled to the plurality of first pixels, a plurality of second data lines extending in the first direction, disposed alternately with the plurality of first data lines along a second direction crossing the first direction, and coupled to the plurality of second pixels, and a demultiplexing circuit configured to selectively couple a plurality of data channels of a data driver of the OLED display device to the plurality of first data lines or the plurality of second data lines.

公开(公告)号：US11645959B2

公开(公告)日：2023-05-09

申请号：US17570610

申请日：2022-01-07

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Sae Lee ,  Won Kyu Kwak ,  Ji-Hyun Ka ,  Gyeong Nam Bang ,  Ki Myeong Eom

IPC: G01R31/26 ,  G09G3/00 ,  G01R31/28 ,  H01L27/32 ,  H01L51/00

CPC classification number: G09G3/006 ,  G01R31/2632 ,  G01R31/2837 ,  H01L27/3276 ,  H01L51/0097 ,  G09G2380/02

Abstract: An exemplary embodiment of the present inventive concept provides a display device including: a display area where an image is displayed; a peripheral area disposed outside the display area; a hole area disposed within the display area; a hole crack detection line disposed adjacent to the hole area to surround the hole area and having a first end and a second end that is separated from the first end; a first detection line extending from the peripheral area and connected to the hole crack detection line to constitute a first closed circuit; a second detection line extending from the peripheral area and connected to the hole crack detection line to constitute a second closed circuit; and a circuit portion connected to the first detection line and the second detection line.

公开(公告)号：US11605324B2

公开(公告)日：2023-03-14

申请号：US17365952

申请日：2021-07-01

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang Sae Lee ,  Won Kyu Kwak ,  Ki Myeong Eom

IPC: G09G3/00 ,  G06F1/16 ,  G06F3/041

Abstract: A display device according to exemplary embodiments includes: a display panel including: a first opening and a second opening and displaying an image; a first crack sensing line disposed around the first opening; and a second crack sensing line disposed around the second opening, wherein a crack around the first opening is sensed by disconnection of the first crack sensing line, and a crack around the second opening is sensed by disconnection of the second crack sensing line.

公开(公告)号：US11568818B2

公开(公告)日：2023-01-31

申请号：US17827520

申请日：2022-05-27

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min Kim ,  Seung-Kyu Lee ,  Won Kyu Kwak

IPC: G09G3/3258 ,  G09G3/00 ,  G09G3/3266

Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.

公开(公告)号：US20220359641A1

公开(公告)日：2022-11-10

申请号：US17813592

申请日：2022-07-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Wook Kim ,  Won Kyu Kwak ,  Jin Woo Park ,  Hyun-Chol Bang ,  Sun-Ja Kwon ,  Jeong Woo Park

IPC: H01L27/32

Abstract: An exemplary embodiment of the present invention provides a display device including a first display area having a plurality of first pixel regions and a second display area having both a plurality of second pixel regions and a plurality of light transmissive regions. The second display area includes a plurality of scan lines. The second pixel region includes a plurality of pixel electrodes and a voltage line disposed on a same layer as the pixel electrodes. The voltage line overlaps the scan line to be parallel therewith in the light transmissive region.

公开(公告)号：US11348527B2

公开(公告)日：2022-05-31

申请号：US16896138

申请日：2020-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Kwang-Min Kim ,  Seung-Kyu Lee ,  Won Kyu Kwak

IPC: G09G3/3258 ,  G09G3/00 ,  G09G3/3266

Abstract: A display device is provided. The display device may include a substrate, a plurality of pixels, a first data line, a second data line, a defect sensing line, a first input pad, and a static electricity discharge element. The substrate may include a display area and a peripheral area neighboring each other. The plurality of pixels may be positioned on the display area and may include a first pixel and a second pixel. The first data line may be electrically connected to the first pixel. The second data line may be electrically connected to the second pixel and may be electrically isolated from the first data line. The defect sensing line may be positioned on the peripheral area. The first input pad may be electrically connected to the defect sensing line. The static electricity discharge element may be electrically connected through the defect sensing line to the first input pad.