公开(公告)号：US20240079419A1

公开(公告)日：2024-03-07

申请号：US18388594

申请日：2023-11-10

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin HWANG ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/12 ,  G09G3/3225 ,  H10K59/121 ,  H10K59/131

CPC classification number: H01L27/1255 ,  G09G3/3225 ,  H01L27/1222 ,  H01L27/124 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US12062334B2

公开(公告)日：2024-08-13

申请号：US18139975

申请日：2023-04-27

Applicant: Samsung Display Co., Ltd.

Inventor： Hanbit Kim ,  Sungwook Kim ,  Chanyeob Seol ,  Yunjung Oh ,  Jeong-Soo Lee ,  Jina Lee ,  Seongbaik Chu

IPC: G09G3/3233 ,  H10K59/131

CPC classification number: G09G3/3233 ,  H10K59/131 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/08 ,  G09G2320/0247

Abstract: A pixel may include a light emitting diode which includes an anode and a cathode, a first transistor which includes a first source region, a first drain region electrically connected to the anode, a first channel region, and a first gate electrode, a first sub-transistor which includes a first sub-source region connected to the first drain region, a first sub-drain region, a first sub-channel region, and a first sub-gate electrode, a second sub-transistor which includes a second sub-source region connected to the first sub-drain region, a second sub-drain region connected to the first gate electrode, a second sub-channel region, and a second sub-gate electrode, a storage line which overlaps the first sub-drain region and the second sub-source region, and a first hold pattern which overlaps the first sub-drain region, the second sub-source region, and the storage line, and connected to the first sub-drain region and the second sub-source region.

公开(公告)号：US11855104B2

公开(公告)日：2023-12-26

申请号：US17099629

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/14 ,  H01L27/12 ,  G09G3/3225 ,  H10K59/131 ,  H10K59/121

CPC classification number: H01L27/1255 ,  G09G3/3225 ,  H01L27/124 ,  H01L27/1222 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US20240090263A1

公开(公告)日：2024-03-14

申请号：US18347096

申请日：2023-07-05

Applicant: Samsung Display Co., Ltd.

Inventor： Jeonggi Kim ,  Sungwook Kim ,  Taesik Kim ,  Youngwoo Park ,  Jeongsoo Lee ,  Jina Lee ,  Wansoon Im ,  Seongbaik Chu

IPC: H10K59/121 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/1216 ,  H10K59/131

Abstract: A display panel includes a driving voltage line, an organic light-emitting diode, a driving transistor electrically connected between the driving voltage line and the organic light-emitting diode, a data write transistor electrically connected between the driving transistor and a data line, a first voltage line extending in a first direction, a first transistor electrically connected between the driving transistor and the first voltage line, a first vertical voltage line extending in a second direction perpendicular to the first direction and electrically connected to the first voltage line, and a second transistor electrically connected between the driving transistor and the driving voltage line.

公开(公告)号：US10903250B2

公开(公告)日：2021-01-26

申请号：US16361135

申请日：2019-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/32 ,  H01L27/12 ,  G09G3/3225

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US10706771B2

公开(公告)日：2020-07-07

申请号：US16290970

申请日：2019-03-04

Applicant: Samsung Display Co., Ltd

Inventor： Young-In Hwang ,  Elly Gil ,  Eungtaek Kim ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: G09G3/3225 ,  H01L27/32 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display panel of an OLED display device includes a first OLED disposed in a first sub-pixel region, a second OLED disposed in a second sub-pixel region adjacent to the first sub-pixel region in a row direction, a third OLED disposed in a third sub-pixel region adjacent to the first sub-pixel region in a column direction, a fourth OLED disposed in a fourth sub-pixel region adjacent to the second sub-pixel region in the column direction and adjacent to the third sub-pixel region in the row direction, a first sub-pixel circuit disposed in the first sub-pixel region and a fourth sub-pixel circuit disposed in the fourth sub-pixel region, both configured to drive the first OLED, a second sub-pixel circuit disposed in the second sub-pixel region, and configured to drive the fourth OLED, a third sub-pixel circuit disposed in the third sub-pixel region, and configured to drive the third OLED.

公开(公告)号：US12218156B2

公开(公告)日：2025-02-04

申请号：US18388594

申请日：2023-11-10

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/14 ,  G09G3/3225 ,  H01L27/12 ,  H10K59/121 ,  H10K59/131

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.

公开(公告)号：US12039926B2

公开(公告)日：2024-07-16

申请号：US18301973

申请日：2023-04-17

Applicant: Samsung Display Co., Ltd.

Inventor： Wan-Soon Im ,  Chulho Kim ,  Kidan Lee ,  Jeong-Soo Lee ,  Jina Lee ,  Sugwoo Jung

IPC: G09G3/3208 ,  H10K59/122 ,  H10K59/131

CPC classification number: G09G3/3208 ,  H10K59/131 ,  G09G2320/0214 ,  G09G2320/0233 ,  G09G2340/0435 ,  H10K59/122

Abstract: A display device includes a light emitting element including an anode, a cathode, and a light emitting layer between the anode and the cathode, a first transistor connected between the anode and a first power line, the first transistor may be switched by a voltage of a node, a second transistor connected between the first transistor and a data line, the second transistor may be switched by a write scan signal, a third transistor connected between the node and the anode, the third transistor may be switched by a compensation scan signal, a fourth transistor connected between the node and an initialization line, the fourth transistor may be switched by an initialization scan signal, an insulating layer on the first to the fourth transistors, and a light blocking pattern protruding from the insulating layer, the light blocking pattern being adjacent to the third transistor and the fourth transistor.

公开(公告)号：US11631370B2

公开(公告)日：2023-04-18

申请号：US17721071

申请日：2022-04-14

Applicant: Samsung Display Co., Ltd.

Inventor： Wan-Soon Im ,  Chulho Kim ,  Kidan Lee ,  Jeong-Soo Lee ,  Jina Lee ,  Sugwoo Jung

IPC: G09G3/3208 ,  H01L27/32

Abstract: A display device includes a light emitting element including an anode, a cathode, and a light emitting layer between the anode and the cathode, a first transistor connected between the anode and a first power line, the first transistor may be switched by a voltage of a node, a second transistor connected between the first transistor and a data line, the second transistor may be switched by a write scan signal, a third transistor connected between the node and the anode, the third transistor may be switched by a compensation scan signal, a fourth transistor connected between the node and an initialization line, the fourth transistor may be switched by an initialization scan signal, an insulating layer on the first to the fourth transistors, and a light blocking pattern protruding from the insulating layer, the light blocking pattern being adjacent to the third transistor and the fourth transistor.

公开(公告)号：US20210074740A1

公开(公告)日：2021-03-11

申请号：US17099629

申请日：2020-11-16

Applicant: Samsung Display Co., Ltd.

Inventor： Youngin Hwang ,  Elly Gil ,  Sungho Kim ,  Eungtaek Kim ,  Yongho Yang ,  Seongmin Wang ,  Jina Lee ,  Joohyeon Jo ,  Seongbaik Chu

IPC: H01L27/12 ,  H01L27/32 ,  G09G3/3225

Abstract: A display device includes: a first electrode layer; a semiconductor layer including a source region, a drain region, and a channel region, wherein at least a portion of the source region or the drain region overlaps the first electrode layer; a second electrode layer arranged adjacent to the channel region; a third electrode layer overlapping the second electrode layer and at least a portion of the source region or the drain region; and a power line electrically connected to the first electrode layer and the third electrode layer.