公开(公告)号：US11942482B2

公开(公告)日：2024-03-26

申请号：US17398566

申请日：2021-08-10

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Jun Kim ,  So Young Koo ,  Eok Su Kim ,  Yun Yong Nam ,  Jun Hyung Lim ,  Kyung Jin Jeon

IPC: H01L27/12 ,  H01L29/78 ,  H01L29/786 ,  H10K59/12

CPC classification number: H01L27/1225 ,  H01L29/7869 ,  H01L29/78696 ,  H10K59/1201

Abstract: A display device according to an embodiment includes a light blocking layer disposed on a substrate; an oxygen supply layer disposed on and contacting the light blocking layer; a semiconductor layer disposed on the oxygen supply layer; and a light emitting diode electrically connected with the semiconductor layer. The semiconductor layer includes an oxide semiconductor, and the oxygen supply layer includes a metal oxide that includes at least one of indium, zinc, gallium, and tin.

公开(公告)号：US11894355B2

公开(公告)日：2024-02-06

申请号：US17471581

申请日：2021-09-10

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Yun Yong Nam ,  Jun Hyung Lim

IPC: H01L25/16 ,  H01L27/12

CPC classification number: H01L25/167 ,  H01L27/124 ,  H01L27/1259

Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.

公开(公告)号：US11765947B2

公开(公告)日：2023-09-19

申请号：US17107638

申请日：2020-11-30

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Jun Hyung Lim

IPC: H01L27/32 ,  H10K59/131 ,  H10K59/122 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K59/122 ,  H10K59/1201

Abstract: A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern and a first signal line, a buffer layer on the first conductive layer, a semiconductor layer on the buffer layer and including a first semiconductor pattern and a second semiconductor pattern separated from the first semiconductor pattern, an insulating layer on the semiconductor layer and including an insulating layer pattern, a second conductive layer on the insulating layer and including a second signal line, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including an anode electrode. The first semiconductor pattern is electrically connected to the lower light blocking pattern by the anode electrode, and at least a portion of the second semiconductor pattern is isolated from and overlaps each of the first signal line and the second signal line.

公开(公告)号：US11574987B2

公开(公告)日：2023-02-07

申请号：US17223505

申请日：2021-04-06

Applicant: Samsung Display Co., LTD.

Inventor： Kyungjin Jeon ,  Soyoung Koo ,  Eok Su Kim ,  Hyungjun Kim ,  Yunyong Nam ,  Jun Hyung Lim

IPC: H01L27/32

Abstract: An electronic apparatus includes a first transistor including a first oxide semiconductor pattern, a second transistor including a second oxide semiconductor pattern, a blocking layer including a conductive material, a signal line including a first line and a second line which are disposed on different layers, and a bridge pattern electrically connected to each of the first transistor, the first line of the signal line, and the second line of the signal line, wherein the first line of the signal line and the blocking layer are disposed on a same layer, and the second line of the signal line and the first oxide semiconductor pattern are disposed on a same layer.

公开(公告)号：US12069918B2

公开(公告)日：2024-08-20

申请号：US18230281

申请日：2023-08-04

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Jun Hyung Lim

IPC: H01L27/32 ,  H10K59/122 ,  H10K59/131 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K59/122 ,  H10K59/1201

Abstract: A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern and a first signal line, a buffer layer on the first conductive layer, a semiconductor layer on the buffer layer and including a first semiconductor pattern and a second semiconductor pattern separated from the first semiconductor pattern, an insulating layer on the semiconductor layer and including an insulating layer pattern, a second conductive layer on the insulating layer and including a second signal line, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including an anode electrode. The first semiconductor pattern is electrically connected to the lower light blocking pattern by the anode electrode, and at least a portion of the second semiconductor pattern is isolated from and overlaps each of the first signal line and the second signal line.

公开(公告)号：US12068336B2

公开(公告)日：2024-08-20

申请号：US17469217

申请日：2021-09-08

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Yun Yong Nam ,  Jun Hyung Lim

IPC: H01L27/12 ,  G02F1/1362 ,  H01L25/16

CPC classification number: H01L27/1288 ,  G02F1/136227 ,  H01L25/167 ,  H01L27/124 ,  H01L27/1248

Abstract: A display device and a method of manufacturing a display device are provided. The display device includes a first conductive layer on a substrate, a passivation layer disposed on the first conductive layer and exposing at least a part of the first conductive layer, a second conductive layer disposed on the passivation layer and covering an upper surface of the passivation layer, a via layer on the second conductive layer, a third conductive layer including a first electrode, a second electrode, and a connection pattern, and spaced apart from each other on the via layer, and a light emitting element having ends that are disposed on the first electrode and the second electrode, respectively. The connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer.

公开(公告)号：US11751439B2

公开(公告)日：2023-09-05

申请号：US17220966

申请日：2021-04-02

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Jun Kim ,  So Young Koo ,  Eok Su Kim ,  Yun Yong Nam ,  Jun Hyung Lim ,  Kyung Jin Jeon

IPC: H10K59/124 ,  H10K59/126 ,  H10K59/131 ,  H10K59/121 ,  H10K71/00 ,  H01L27/12 ,  H01L29/786 ,  H10K59/12

CPC classification number: H10K59/124 ,  H10K59/126 ,  H10K59/1213 ,  H10K59/131 ,  H10K71/00 ,  H01L27/124 ,  H01L27/1225 ,  H01L27/1248 ,  H01L29/7869 ,  H01L29/78633 ,  H10K59/1201

Abstract: A display device includes: a substrate; a first semiconductor layer disposed on the substrate, where the first semiconductor layer includes a channel region and a doped region; a first gate electrode disposed to overlap the channel region of the first semiconductor layer; an intermediate film disposed on the first semiconductor layer and the first gate electrode; and a first electrode disposed on the intermediate film, where an opening is defined through the intermediate film to overlap the doped region of the first semiconductor layer, the doped region of the first semiconductor layer and the first electrode contacts each other through the opening, and an area of a cross-section of the opening parallel to the substrate is in a range of about 49 μm2 to about 81 μm2.

公开(公告)号：US11521552B2

公开(公告)日：2022-12-06

申请号：US16846195

申请日：2020-04-10

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Seok Park ,  So Young Koo ,  Myoung Hwa Kim ,  Eok Su Kim ,  Tae Sang Kim ,  Hyung Jun Kim ,  Yeon Keon Moon ,  Geun Chul Park ,  Jun Hyung Lim ,  Kyung Jin Jeon ,  Hye Lim Choi

IPC: H01L29/78 ,  G09G3/3266 ,  G09G3/3233 ,  G09G3/3291 ,  H01L29/786 ,  H01L29/49 ,  H01L27/32

Abstract: A display device, includes: a pixel connected to a scan line and a data line crossing the scan line, wherein the pixel includes a light emitting element, a driving transistor configured to control a driving current supplied to the light emitting element according to a data voltage received from the data line, and a first switching transistor configured to apply the data voltage of the data line to the driving transistor according to a scan signal applied to the scan line; wherein the driving transistor includes a first active layer including an oxide semiconductor and a first oxide layer on the first active layer and including an oxide semiconductor; and wherein the first switching transistor includes a second active layer on the first active layer and including the same oxide semiconductor as the first oxide layer.

公开(公告)号：US10048544B2

公开(公告)日：2018-08-14

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 ,  G02F1/1341 ,  G02F1/161 ,  G02F1/01

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.