公开(公告)号：US12069914B2

公开(公告)日：2024-08-20

申请号：US17532253

申请日：2021-11-22

Applicant: Samsung Display Co., Ltd.

Inventor： Sung Hwan Kim ,  Won Kyu Kwak ,  Sang Moo Choi ,  Ji-Hyun Ka ,  Chul Kyu Kang ,  Dong Wook Kim ,  Won Se Lee

IPC: H01L27/12 ,  H10K59/121 ,  H10K59/131 ,  H10K71/00

CPC classification number: H10K59/131 ,  H01L27/1222 ,  H01L27/124 ,  H10K59/121 ,  H10K71/00

Abstract: An organic light emitting diode display includes a substrate, a semiconductor layer on the substrate, the semiconductor layer including a doped area and an undoped area, a first insulation layer that covers the semiconductor layer, a first conductor on the first insulation layer, a second insulation layer that covers the first conductor, a second conductor on the second insulation layer, a third insulation layer that covers the second conductor, and a third conductor on the third insulation layer, wherein, in the semiconductor layer that overlaps the first conductor, the doped area is between undoped areas.

公开(公告)号：US11889726B2

公开(公告)日：2024-01-30

申请号：US17139919

申请日：2020-12-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Han Sung Bae ,  Se Ho Kim ,  Sun Ja Kwon ,  Dong Wook Kim ,  Jun Yong An ,  Sang Moo Choi ,  Jun Won Choi

IPC: H01L27/32 ,  H10K59/131 ,  G09G3/3225 ,  G09G3/3233 ,  H01L27/12 ,  H10K59/121 ,  H10K77/10 ,  G09G3/3266

CPC classification number: H10K59/131 ,  G09G3/3225 ,  G09G3/3233 ,  H01L27/1244 ,  H10K59/1213 ,  H10K77/111 ,  G09G3/3266 ,  G09G2300/0426 ,  G09G2300/0809 ,  G09G2310/0297 ,  H01L27/1214

Abstract: A display device, includes: a display area including an upper side, a lower side, a left side, a right side, and inclined corner portions where the upper, lower, left, and right sides meet; a demultiplexing circuit unit adjacent to the lower side of the display area and the corner portion connected thereto; and a scan transmission line which extends toward the display area from an outer side of the left side and overlaps with the demultiplexing circuit unit outside the corner portion, wherein the demultiplexing circuit unit includes a demultiplexer transistor, and the scan transmission line is formed of a different conductive layer from an electrode of a demultiplexer transistor.

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：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：US11244634B2

公开(公告)日：2022-02-08

申请号：US17011512

申请日：2020-09-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyun Lee ,  Dong Wook Kim

IPC: G09G3/3291

Abstract: A display device includes a plurality of pixels, a driving integrated circuit (IC) configured to generate a data voltage for driving the pixels, a display substrate including a display region in which the pixels are disposed and a driving IC region in which the driving IC is disposed, and a first power wire overlapping the driving IC region, wherein the first power wire is insulated from the driving IC, and the first power wire transmits a first power-supply voltage for driving the pixels.

公开(公告)号：US11003012B2

公开(公告)日：2021-05-11

申请号：US16373327

申请日：2019-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Jeong Ho Lee ,  Dong Wook Kim ,  Su Jin Lee ,  Jean Ho Song

IPC: G02F1/1335 ,  G02F1/1362 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1343 ,  G02F1/1368

Abstract: A liquid crystal display (LCD) device, comprising: a substrate, gate wiring including a gate line that is disposed on the substrate to extend in a first direction and a gate electrode that is connected to the gate line, a data conductor disposed on the gate wiring and including a data line that extends in a second direction different from the first direction, and a first electrode that overlaps the gate electrode, a common electrode disposed on the data conductor and including a first opening that partially exposes the first electrode therethrough, an opaque conductive pattern disposed on the common electrode; and a pixel electrode disposed on the opaque conductive pattern and electrically connected to the first electrode exposed through the first opening.

公开(公告)号：US10895786B2

公开(公告)日：2021-01-19

申请号：US15172518

申请日：2016-06-03

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Wook Kim ,  Jeong Ho Lee ,  Su Jin Lee ,  Sung Jin Hong

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1335 ,  G02F1/1339

Abstract: A liquid crystal display device is provided. The liquid crystal display device of the disclosure includes: a first substrate and a second substrate facing each other; a liquid crystal layer interposed between the first substrate and the second substrate; a column spacer disposed on the first substrate and maintaining a gap between the first substrate and the second substrate; a light blocking pattern disposed on the first substrate and including an extended portion formed around the column spacer; and light blocking metal overlapped with at least a part of a region adjacent to and outside of a boundary of the extended portion that is not parallel to an alignment direction of liquid crystal molecules.

公开(公告)号：US10558095B2

公开(公告)日：2020-02-11

申请号：US15813926

申请日：2017-11-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Soo Jeong Huh ,  Dong Wook Kim ,  Sung Jin Hong

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

Abstract: A liquid crystal display includes a first pixel, a second pixel, and a third pixel each displaying a different color. A first data line is positioned between the first pixel and the second pixel, and a second data line is positioned between the second pixel and the third pixel. A first pixel electrode, a second pixel electrode, and a third pixel electrode are respectively positioned in the first, second, and third pixels. An interval between the first pixel electrode and the first data line is larger than an interval between the second pixel electrode and the first data line. An interval between the second pixel electrode and the second data line is smaller than an interval between the third pixel electrode and the second data line.

公开(公告)号：US09715149B2

公开(公告)日：2017-07-25

申请号：US15191867

申请日：2016-06-24

Applicant: Samsung Display Co., Ltd.

Inventor： Soo Jeong Huh ,  Dong Wook Kim ,  Seung Hyun Park

IPC: G02F1/1368 ,  G02F1/1343 ,  G02F1/1337 ,  G02F1/1333 ,  G02F1/1335 ,  G02F1/1362 ,  G06F3/041

CPC classification number: G02F1/134309 ,  G02F1/133345 ,  G02F1/13338 ,  G02F1/133514 ,  G02F1/133707 ,  G02F1/133784 ,  G02F1/134363 ,  G02F1/13439 ,  G02F1/136227 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/134372 ,  G02F2201/121 ,  G02F2201/123 ,  G06F3/0412

Abstract: A liquid crystal display including a first substrate facing a second substrate, a liquid crystal layer disposed between the first substrate and the second substrate, a first field generating electrode on the first substrate, and a second field generating electrode on the first substrate and including a plurality of branch electrodes overlapped with the first field generating electrode. The second field generating electrode includes a wing connected to an end of a first branch electrode positioned at an outermost side the plurality of branch electrodes.

公开(公告)号：US12144201B2

公开(公告)日：2024-11-12

申请号：US17711598

申请日：2022-04-01

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K59/00 ,  H01L27/12 ,  H10K50/844 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131

Abstract: A display device includes a display panel including a first region and a second region, and a sensing module on a rear side of the display panel. The first region includes a first pixel area to display an image. The second region includes a second pixel area to display the image and a transmission area to transmit light output by the sensing module. The second region overlaps the sensing module. The second pixel area overlaps a first layer that blocks light output by the sensing module. The transmission area does not overlap the first layer.