公开(公告)号：US20230422547A1

公开(公告)日：2023-12-28

申请号：US18244909

申请日：2023-09-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Kwang KIM ,  Sang-Joon SEO ,  Seung-Hun KIM ,  Seongmin WANG

IPC: H10K50/844 ,  H10K10/46

CPC classification number: H10K50/8445 ,  H10K10/476 ,  H01L23/3192

Abstract: An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.

公开(公告)号：US20240341133A1

公开(公告)日：2024-10-10

申请号：US18746913

申请日：2024-06-18

Applicant: Samsung Display Co., LTD.

Inventor： Seongmin WANG ,  Youngin HWANG ,  Yongho YANG

IPC: H10K59/126 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/126 ,  H10K59/1216 ,  H10K59/131

Abstract: A display apparatus including a first thin-film transistor (TFT) including a first semiconductor layer including a silicon semiconductor; a second TFT including a second semiconductor layer including an oxide semiconductor; a first shielding layer configured to overlap the first TFT and positioned between a substrate and the first TFT; and a second shielding layer configured to overlap the second TFT and positioned between the substrate and the second TFT.

公开(公告)号：US20230014693A1

公开(公告)日：2023-01-19

申请号：US17953368

申请日：2022-09-27

Applicant: Samsung Display Co., Ltd.

Inventor： Seongbaik CHU ,  Eungtaek KIM ,  Seongmin WANG ,  Young-in HWANG

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3233

Abstract: An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.

公开(公告)号：US20210217369A1

公开(公告)日：2021-07-15

申请号：US17216835

申请日：2021-03-30

Applicant: Samsung Display Co., Ltd.

Inventor： Seongbaik CHU ,  Eungtaek KIM ,  Seongmin WANG ,  Young-in HWANG

IPC: G09G3/3291 ,  G09G3/3266 ,  G09G3/3233

Abstract: An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.

公开(公告)号：US20200083309A1

公开(公告)日：2020-03-12

申请号：US16365757

申请日：2019-03-27

Applicant: Samsung Display Co., Ltd.

Inventor： Seongmin WANG ,  Youngin Hwang ,  Yongho Yang

IPC: H01L27/32

Abstract: A display apparatus includes: a first thin-film transistor (TFT) including a first semiconductor layer including a silicon semiconductor; a second TFT including a second semiconductor layer including an oxide semiconductor; a first shielding layer configured to overlap the first TFT and positioned between a substrate and the first TFT; and a second shielding layer configured to overlap the second TFT and positioned between the substrate and the second TFT.

公开(公告)号：US20200074936A1

公开(公告)日：2020-03-05

申请号：US16434237

申请日：2019-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seongbaik CHU ,  Eungtaek KIM ,  Seongmin WANG ,  Young-in HWANG

IPC: G09G3/3291 ,  G09G3/3233 ,  G09G3/3266

Abstract: An organic light emitting display device includes a substrate, a light emitting diode, a first transistor controlling a driving current of the light emitting diode, a second transistor including a second drain electrode connected to a first source electrode of the first transistor, a second gate electrode, a second channel overlapped with the second gate electrode when viewed in a plan view, a second source electrode facing the second drain electrode with the second channel interposed therebetween, and a lower gate electrode, and a plurality of driving voltage lines transmitting a first driving voltage. The lower gate electrode of the second transistor is overlapped with the second channel when viewed in a plan view, and the lower gate electrode is electrically connected to a corresponding driving voltage line among the driving voltage lines.

公开(公告)号：US20200006401A1

公开(公告)日：2020-01-02

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: H01L27/12 ,  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：US20220407034A1

公开(公告)日：2022-12-22

申请号：US17743379

申请日：2022-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Kwang KIM ,  Sang-Joon SEO ,  Seung-Hun KIM ,  Seongmin WANG

IPC: H01L51/52 ,  H01L51/05

Abstract: An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.

公开(公告)号：US20210202647A1

公开(公告)日：2021-07-01

申请号：US17199890

申请日：2021-03-12

Applicant: Samsung Display Co., Ltd.

Inventor： Seongmin WANG ,  Youngin HWANG ,  Yongho YANG

IPC: H01L27/32

Abstract: A display apparatus includes: a first thin-film transistor (TFT) including a first semiconductor layer including a silicon semiconductor; a second TFT including a second semiconductor layer including an oxide semiconductor; a first shielding layer configured to overlap the first TFT and positioned between a substrate and the first TFT; and a second shielding layer configured to overlap the second TFT and positioned between the substrate and the second TFT.

公开(公告)号：US20210050556A1

公开(公告)日：2021-02-18

申请号：US17080760

申请日：2020-10-26

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Kwang KIM ,  Sang-Joon SEO ,  Seung-Hun KIM ,  Seongmin WANG

IPC: H01L51/52 ,  H01L51/05

Abstract: An organic light emitting diode (OLED) display including: a substrate; an organic light emitting diode formed on the substrate; a metal oxide layer formed on the substrate and covering the organic light emitting diode; a first inorganic layer formed on the substrate and covering the organic light emitting diode; a second inorganic layer formed on the first inorganic layer and contacting the first inorganic layer at an edge of the second inorganic layer; an organic layer formed on the second inorganic layer and covering a relatively smaller area than the second inorganic layer; and a third inorganic layer formed on the organic layer, covering a relatively larger area than the organic layer, and contacting the first inorganic layer and the second inorganic layer at an edge of the third inorganic layer.