公开(公告)号：US20210208457A1

公开(公告)日：2021-07-08

申请号：US16985270

申请日：2020-08-05

Applicant: Samsung Display Co., Ltd.

Inventor： Sun Kwun SON ,  Dong Hyeon KI ,  Na Hyeon CHA

IPC: G02F1/1343 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1345

Abstract: A display device comprises an upper base substrate; a lower base substrate which protrudes from the upper base substrate along a first direction in a plan view; a first printed circuit film which is attached to a first pad area in a portion of the lower base substrate protruding from the upper base substrate along the first direction; and an upper common electrode which is disposed between the upper base substrate and the lower base substrate, wherein the first printed circuit film is provided in plural numbers, the first printed circuit films are arranged to be spaced apart from each other along a second direction intersecting the first direction, and the upper common electrode overlapping a space between adjacent first printed circuit films along the first direction is recessed further inwardly in the first direction than the upper common electrode overlapping the first printed circuit film along the first direction.

公开(公告)号：US20210033932A1

公开(公告)日：2021-02-04

申请号：US16810801

申请日：2020-03-05

Applicant: Samsung Display Co., Ltd.

Inventor： Na Hyeon CHA ,  Sun Kwun SON ,  Dae Ki PARK ,  Hwan Young JANG

IPC: G02F1/1343 ,  G02F1/133

Abstract: An embodiment of the present disclosure provides a display device including a substrate including a display area in which a plurality of pixel groups are disposed and a peripheral area disposed around the display area, and a plurality of alignment keys disposed on the substrate, wherein each of the pixel groups may include a plurality of pixels displaying different colors, and the plurality of alignment keys may include first alignment keys that are disposed in the pixel groups adjacent to edges of at least two corners of the display area and that are disposed in a plurality of first pixels that display the same color among a plurality of pixels included in the pixel group.

公开(公告)号：US20240284718A1

公开(公告)日：2024-08-22

申请号：US18510519

申请日：2023-11-15

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K59/122 ,  G09G3/20

CPC classification number: H10K59/122 ,  G09G3/20 ,  G09G2300/0819 ,  G09G2300/0852

Abstract: A light emitting display device includes: a substrate; a driving element layer on the substrate and including a transistor and a planarization film covering the transistor; a second electrode on the planarization film and including a contact opening; a separator on the planarization film and has a reverse-tapered sidewall; a pixel defining layer including a first opening exposing a portion of the second electrode, a second opening exposing a portion of the separator, and a third opening corresponding to the contact opening of the second electrode; and a first electrode on the pixel defining layer, wherein the first electrode is electrically connected to the transistor of the driving element layer through the contact opening of the second electrode and the third opening of the pixel defining layer.

公开(公告)号：US20240206264A1

公开(公告)日：2024-06-20

申请号：US18539937

申请日：2023-12-14

Applicant: Samsung Display Co., LTD.

Inventor： Sun Kwun SON ,  Dong Hee SHIN

IPC: H10K59/131 ,  H10K59/88

CPC classification number: H10K59/131 ,  H10K59/88 ,  H10K59/1216

Abstract: A display device includes a pixel including first to third sub-pixels each including a storage capacitor and disposed adjacent to each other, a data wire electrically connected to the first to third sub-pixels, a first power wire supplying a voltage of a first driving power source to the first to third sub-pixels, and a dummy wire disposed to be spaced apart from the first power wire. The dummy wire includes a first dummy wire disposed between the storage capacitor of one of the first to third sub-pixels and the storage capacitor of an adjacent one of the first to third sub-pixels, and a second dummy wire disposed between the data wire and the storage capacitor of each of the first to third sub-pixels. The first power wire, the first dummy wire, and the second dummy wire are electrically connected to each other.

公开(公告)号：US20240138199A1

公开(公告)日：2024-04-25

申请号：US18465205

申请日：2023-09-11

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hee SHIN ,  Sun Kwun SON

IPC: H10K59/122

CPC classification number: H10K59/122

Abstract: A light emitting display device includes a first light emitting electrode positioned on a substrate; a pixel defining film including a groove and an opening exposing a portion of the first light emitting electrode; a separator positioned within the groove of the pixel defining film and including a side wall having a reverse tapered structure; a light emitting layer positioned in the opening of the pixel defining film; and a second light emitting electrode separated by the separator.

公开(公告)号：US20240121993A1

公开(公告)日：2024-04-11

申请号：US18450550

申请日：2023-08-16

Applicant: Samsung Display Co., LTD.

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

IPC: H10K59/122 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131

CPC classification number: H10K59/122 ,  H10K59/1213 ,  H10K59/123 ,  H10K59/1315

Abstract: A display device includes a pixel circuit on a substrate and including a transistor, a first pixel electrode on the pixel circuit and electrically connected to the pixel circuit, a bank on the first pixel electrode and including first, second, third, and fourth open parts, a first contact electrode on the bank and the first and second open parts and in contact with the first pixel electrode through the first open part, a second pixel electrode overlapping the second and third open parts, the second pixel electrode and the first pixel electrode formed as a same layer, a second contact electrode on the bank and the third and fourth open parts and in contact with the second pixel electrode through the third open part, and a common pixel electrode overlapping the fourth open part, the common pixel electrode and the second pixel electrode formed as a same layer.

公开(公告)号：US20240105900A1

公开(公告)日：2024-03-28

申请号：US18475026

申请日：2023-09-26

Applicant: Samsung Display Co., LTD.

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

IPC: H01L33/62 ,  H01L25/075 ,  H01L25/16 ,  H01L27/12

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L25/167 ,  H01L27/124

Abstract: A display device includes a substrate, a first semiconductor layer, and including first and second transistors, first and second gate conductive layers above the first semiconductor layer, a second semiconductor layer above the second gate conductive layer, and including a third transistor, a third gate conductive layer above the second semiconductor layer, an insulating film defining a valley surrounding the first semiconductor layer, the first gate conductive layer, the second gate conductive layer, the second semiconductor layer, and the third gate conductive layer, a connection metal conductive layer above the insulating film, and including a first connection electrode electrically connecting the first and third transistors, the first connection electrode including a (1-1)-th region overlapping the first transistor, and a (1-2)-th region and a (1-3)-th region overlapping the third transistor and connected to the third transistor, and first and second data conductive layers above the connection metal conductive layer.

公开(公告)号：US20240097089A1

公开(公告)日：2024-03-21

申请号：US18465272

申请日：2023-09-12

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hee SHIN ,  Sun Kwun SON ,  No Kyung PARK

IPC: H01L33/62 ,  H01L25/075 ,  H01L25/16 ,  H01L27/12 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L25/167 ,  H01L27/124 ,  H01L33/382

Abstract: A display device may include pixels disposed on a substrate. Each of the pixels may include a first conductive layer including first, second, and third conductive patterns, first and second insulating layers that are stacked on each other on the first conductive layer, a second conductive layer including a first power line, a second power line, and a connection pattern, third and fourth insulating layers that are stacked on each other on the second conductive layer, a third conductive layer including first alignment electrodes and second alignment electrodes, and a light emitting element disposed on the first and second alignment electrodes. At least one of the first alignment electrodes may be electrically connected to at least one of the first, second, and third conductive patterns.

公开(公告)号：US20240055562A1

公开(公告)日：2024-02-15

申请号：US18310602

申请日：2023-05-02

Applicant: Samsung Display Co., LTD.

Inventor： Dong Hee SHIN ,  Sun Kwun SON ,  No Kyung PARK

IPC: H01L33/38 ,  H01L25/075 ,  H01L25/16 ,  H01L33/62 ,  H01L27/12

CPC classification number: H01L33/382 ,  H01L25/0753 ,  H01L25/167 ,  H01L33/62 ,  H01L27/124 ,  H01L27/1255

Abstract: A display device includes a pixel circuit of a first pixel formed of: a first meta layer, an active layer on the first metal layer, and a second metal layer on the active layer, a first electrode formed of: a third metal layer on the second metal layer and overlapping the pixel circuit of the first pixel, a pixel circuit of a second pixel formed of: the first metal layer, the active layer, and the second metal layer and spaced apart from the pixel circuit of the first pixel in a first direction, a second electrode formed of the third metal layer and overlapping the pixel circuit of the second pixel, an alignment line formed of the third metal layer and extending in the first direction, and light emitting elements aligned between the alignment line and the first electrode and between the alignment line and the second electrode.

公开(公告)号：US20230351951A1

公开(公告)日：2023-11-02

申请号：US18349937

申请日：2023-07-10

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Hee SHIN ,  Sun Kwun SON ,  Na Hyeon CHA ,  Dong Hyeon KI

IPC: G09G3/32

CPC classification number: G09G3/32 ,  G09G2310/08 ,  G09G2310/0275 ,  G09G2310/0267 ,  G09G2300/026

Abstract: A display device includes: a display panel including a plurality of display areas, the display areas including scan lines, data lines, and pixels connected to the scan lines and the data lines; a first source driving circuit connected to the data lines of a first display area from among the display areas; a second source driving circuit connected to the data lines of a second display area from among the display areas; a first scan driving circuit configured to receive a first clock signal from the first source driving circuit and to output first scan signals to a first group of scan lines from among the scan lines based on the first clock signal; and a second scan driving circuit configured to receive a second clock signal from the second source driving circuit and to output second scan signals to a second group of scan lines.