公开(公告)号：US20220285426A1

公开(公告)日：2022-09-08

申请号：US17452550

申请日：2021-10-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hyun Wook LEE ,  Veidhes BASRUR ,  Myung Seok KWON ,  Ji Hyun MIN ,  Sung Won JO ,  Jung Eun HONG

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/50 ,  H01L33/58

Abstract: A display device includes alignment electrodes spaced apart from each other, first and second light emitting elements between the alignment electrodes, a first pixel electrode electrically connected to first end portions of the first light emitting elements, a second pixel electrode electrically connected to second end portions of the first light emitting elements, a third pixel electrode electrically connected to the second pixel electrode and to first end portions of the second light emitting elements, a fourth pixel electrode electrically connected to second end portions of the second light emitting elements, and an insulating layer between the first pixel electrode and the second pixel electrode, wherein the insulating layer includes at least one opening exposing the second end portions of the first and second light emitting elements.

公开(公告)号：US20220077254A1

公开(公告)日：2022-03-10

申请号：US17411612

申请日：2021-08-25

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Wook LEE ,  Ki Nyeng KANG ,  Basrur VEIDHES ,  Sung Won JO ,  Jung Eun HONG

IPC: H01L27/32

Abstract: A display device includes an emission area and a sub-region spaced apart from the emission area in a first direction, electrodes extending in the first direction, disposed across the emission area and the sub-region, and spaced apart from each other in a second direction, a first bank surrounding the emission area and the sub-region, and light emitting elements disposed on the electrodes spaced apart in the second direction in the emission area. The first bank includes trench portions in which a top surface of the first bank is partially depressed. The trench portions are disposed between the emission area and the sub-region.

公开(公告)号：US20210376196A1

公开(公告)日：2021-12-02

申请号：US17327192

申请日：2021-05-21

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Wook LEE ,  Ki Bum KIM ,  Jin Taek KIM ,  Jung Eun HONG

IPC: H01L33/38 ,  H01L27/15 ,  H01L33/62

Abstract: A display device includes a substrate, a first electrode and a second electrode which are spaced apart from each other in a second direction, light-emitting elements spaced apart from each other in the first direction, a first contact electrode electrically contacting the light-emitting elements, and a second contact electrode electrically contacting the light-emitting elements. The first contact electrode electrically contacts the first electrode through a first contact portion disposed on the first electrode, the second contact electrode electrically contacts the second electrode through a second contact portion disposed on the second electrode, the first contact portion is disposed on an end portion in the first direction of the first contact electrode, and the second contact portion is disposed on an end portion in the first direction of the second contact electrode.

公开(公告)号：US20160341995A1

公开(公告)日：2016-11-24

申请号：US14983794

申请日：2015-12-30

Applicant: Samsung Display Co., Ltd.

Inventor： Jun Hee LEE ,  Eok Su KIM ,  Won Jin KIM ,  Ju Yong PARK ,  Jung Chul WOO ,  Sun Hee LEE ,  Hyun Wook LEE

IPC: G02F1/1339 ,  G02F1/1368 ,  G02F1/1341 ,  G02F1/1343

CPC classification number: G02F1/1339 ,  G02F1/0107 ,  G02F1/1341 ,  G02F1/161

Abstract: A display panel includes a first display substrate including a display area and a non-display area which is at a periphery of the display area, a second display substrate facing the first display substrate, a display device in the display area between the first and second display substrates and including a first electrode, an optical layer including an optical layer material, and a second electrode, and a sealing member which is disposed in the non-display area and attaches the first and second display substrates to each other. The sealing member defines a sealing portion thereof which restricts movement of the display area optical layer material to outside the display area, and a receiving portion thereof in which the optical layer material is receivable.

Abstract translation: 显示面板包括：第一显示基板，包括显示区域和位于显示区域的周围的非显示区域;面向第一显示基板的第二显示基板;第一和第二显示面板之间的显示区域中的显示装置 显示基板并且包括第一电极，包括光学层材料的光学层和第二电极，以及密封构件，其设置在非显示区域中并且将第一和第二显示基板彼此附接。 密封构件限定其显示区域光学层材料向显示区域外部的移动的密封部分及其可接收光学层材料的接收部分。

公开(公告)号：US20240203966A1

公开(公告)日：2024-06-20

申请号：US18364551

申请日：2023-08-03

Applicant: Samsung Display Co., LTD.

Inventor： Sung Geun BAE ,  Jang Soon PARK ,  Tae Hee LEE ,  Hyun Wook LEE ,  Da Sol JEONG

IPC: H01L25/16 ,  H01L27/12

CPC classification number: H01L25/167 ,  H01L27/1259

Abstract: A display device includes sub-alignment areas including a pathway area defined by a first adjacent electrode and a second adjacent electrode spaced apart from each other in a first direction. A pathway area includes a first pathway area and a second pathway area spaced apart from each other along a second direction different from the first direction. The first adjacent electrode of the first pathway area and the first adjacent electrode of the second pathway area are spaced apart from each other with an open area therebetween. The second adjacent electrode of the first pathway area and the second adjacent electrode of the second pathway area are spaced apart from each other with the open area therebetween.

公开(公告)号：US20240170469A1

公开(公告)日：2024-05-23

申请号：US18494387

申请日：2023-10-25

Applicant: Samsung Display Co., LTD.

Inventor： Hyun Wook LEE ,  Tae Hee LEE

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

CPC classification number: H01L25/167 ,  H01L25/0753 ,  H01L27/1225 ,  H01L33/62 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: A display device including: a pixel circuit layer including a first transistor and a conductive pattern; and a display element layer on the pixel circuit layer, and including a light emitting element. The display element layer may further include: a first pixel electrode electrically connected to a first end of the light emitting element; and a second pixel electrode electrically connected to a second end of the light emitting element. The first transistor may include: a semiconductor pattern; a first gate insulating layer on the semiconductor pattern; a gate electrode on the first gate insulating layer; and a first transistor electrode and a second transistor electrode connected to the semiconductor pattern. The conductive pattern may be at a same layer as the semiconductor pattern. The first transistor electrode may be connected to the second pixel electrode by the conductive pattern.

公开(公告)号：US20240120453A1

公开(公告)日：2024-04-11

申请号：US18362628

申请日：2023-07-31

Applicant: Samsung Display Co., LTD.

Inventor： Jang Soon PARK ,  Hyun Wook LEE ,  Sung Geun BAE

IPC: H01L33/62 ,  H01L33/20

CPC classification number: H01L33/62 ,  H01L33/20 ,  H01L25/167

Abstract: A display device includes a substrate, a via layer above the substrate, and including a protrusion, an insulating pattern above the protrusion, and having a width that is greater than a width of the protrusion, first and second electrodes above the via layer, and spaced apart from each other with the protrusion and the insulating pattern therebetween, a first insulating layer above the protrusion, the insulating pattern, the first electrode, and the second electrode, a light-emitting element above the first insulating layer, and between the first electrode and the second electrode, a first connection electrode connected to a first end of the light-emitting element, and a second connection electrode connected to a second end of the light-emitting element.

公开(公告)号：US20240097074A1

公开(公告)日：2024-03-21

申请号：US18468468

申请日：2023-09-15

Applicant: Samsung Display Co., LTD.

Inventor： Myeong Hun SONG ,  Jang Soon PARK ,  Sung Geun BAE ,  Tae Hee LEE ,  Hyun Wook LEE ,  Kwang Taek HONG

IPC: H01L33/38 ,  H01L25/16

CPC classification number: H01L33/38 ,  H01L25/167

Abstract: A display device includes a substrate including an emission area and a non-emission area, alignment electrodes arranged to be spaced from each other in a first direction on the substrate and extending in a second direction crossing the first direction, and pixels arranged along the second direction. Pixels adjacent to each other in the second direction from among the pixels may be configured to emit light of different colors. Each of the pixels may include first light emitting elements on the alignment electrodes and arranged along the second direction, second light emitting elements on the alignment electrodes, spaced from the first light emitting elements in the first direction, and arranged along the second direction, a first pixel electrode electrically connected to a first driving power and first ends of the first light emitting elements, a second pixel electrode spaced from the first pixel electrode in the first direction.

公开(公告)号：US20240072229A1

公开(公告)日：2024-02-29

申请号：US18453181

申请日：2023-08-21

Applicant: Samsung Display Co., LTD.

Inventor： Myeong Hun SONG ,  Jang Soon PARK ,  Sung Geun BAE ,  Tae Hee LEE ,  Hyun Wook LEE

IPC: H01L33/62 ,  H01L25/075 ,  H01L33/38

CPC classification number: H01L33/62 ,  H01L25/0753 ,  H01L33/38

Abstract: A display device includes: light emitting elements, each of the light emitting elements including a first end having a first polarity and a second end having a second polarity different from the first polarity; and a first type connection electrode contacting the first ends and/or the second ends of the light emitting elements, wherein a first type connection electrode includes: a middle portion extending in a first direction; a first electrode portion extending from the middle portion toward a first side in a second direction intersecting the first direction; a second electrode portion extending from the middle portion toward the first side in the second direction and spaced from the first electrode portion by a first width in the first direction; a third electrode portion extending from the middle portion toward a second side in the second direction; and a fourth electrode portion.

公开(公告)号：US20230299239A1

公开(公告)日：2023-09-21

申请号：US18095098

申请日：2023-01-10

Applicant: Samsung Display Co., LTD.

Inventor： Sung Geun BAE ,  Jang Soon PARK ,  Hyun Wook LEE ,  Da Sol JEONG ,  Su Min CHOI ,  Won Hyeong HEO

IPC: H01L33/38 ,  H01L33/62 ,  H01L33/00 ,  H01L25/075

CPC classification number: H01L33/382 ,  H01L33/62 ,  H01L33/005 ,  H01L25/0753 ,  H01L2933/0016

Abstract: A display device and method for fabrication thereof are provided. The display device includes a first electrode and a second electrode spaced apart from the first electrode in a second direction, light emitting elements disposed on the first electrode and the second electrode, a first insulating layer disposed on the light emitting elements, a first connection electrode disposed on the first electrode and electrically contacting each of the light emitting elements, and a second connection electrode disposed on the second electrode and electrically contacting each of the light emitting elements, and the first insulating layer includes a first portion and a second portion having a thickness larger than a thickness of the first portion of the first insulating layer.