公开(公告)号：US20200313119A1

公开(公告)日：2020-10-01

申请号：US16903301

申请日：2020-06-16

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seongmin Wang ,  Taekyung Kim ,  Ohjune Kwon ,  Mugyeom Kim ,  Yoonhyeung Cho

IPC: H01L51/52 ,  H01L51/50 ,  H01L27/32 ,  H01L51/00

Abstract: An organic light-emitting display apparatus includes: a substrate; first electrodes arranged on the substrate at separate positions; a second electrode disposed on the first electrodes to face the first electrodes; an intermediate layer disposed between the first electrodes and the second electrode and including an emission layer; a first encapsulating layer disposed on the second electrode and patterned to have a plurality of islands, the first encapsulating layer including an organic material; and a second encapsulating layer covering the islands of the first encapsulating layer and including an inorganic material.

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：US12058889B2

公开(公告)日：2024-08-06

申请号：US17530387

申请日：2021-11-18

Applicant: Samsung Display Co., Ltd.

Inventor： Suyeon Yun ,  Minsoo Kim ,  Yoona Kim ,  Seongmin Wang ,  Anna Ryu ,  Jeehyun Lee ,  Heesoon Jeong ,  Byunghee Choi

IPC: H01L27/14 ,  H10K59/121 ,  H10K59/126 ,  H10K59/131 ,  H10K59/65 ,  H01L27/12 ,  H01L29/786

CPC classification number: H10K59/121 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/126 ,  H10K59/131 ,  H10K59/65 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1251 ,  H01L27/1255 ,  H01L29/78633 ,  H01L29/78675 ,  H01L29/7869

Abstract: An embodiment of a display device includes: a first display area; a second display area including a transmission area; a third display area between the first display area and the second display area; and a plurality of pixel circuits in the third display area and electrically connected to the plurality of third light-emitting elements, respectively. Each of the plurality of pixel circuits includes: a first thin-film transistor including a first semiconductor layer and a first gate electrode overlapping at least a portion of the first semiconductor layer; a second thin-film transistor including a second semiconductor layer including a material different from that of the first semiconductor layer and a second gate electrode overlapping at least a portion of the second semiconductor layer; and a bottom shielding layer below the second semiconductor layer and overlapping at least a portion of the second semiconductor layer on a plane.

公开(公告)号：US11468852B2

公开(公告)日：2022-10-11

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: G09G3/00 ,  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：US11335889B2

公开(公告)日：2022-05-17

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 ,  H01L23/31 ,  H01L21/033 ,  H01L51/50 ,  H01L21/027 ,  H01L21/471 ,  H01L21/02 ,  H01L27/32

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：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.

公开(公告)号：US10396312B2

公开(公告)日：2019-08-27

申请号：US15841204

申请日：2017-12-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jin-Kwang Kim ,  Sang-Joon Seo ,  Seung-Hun Kim ,  Seongmin Wang

IPC: H01L51/52 ,  H01L51/05 ,  H01L23/31 ,  H01L21/033 ,  H01L51/50 ,  H01L21/027 ,  H01L21/471 ,  H01L21/02 ,  H01L27/32

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：US12048208B2

公开(公告)日：2024-07-23

申请号：US18138870

申请日：2023-04-25

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：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：US20220165806A1

公开(公告)日：2022-05-26

申请号：US17530387

申请日：2021-11-18

Applicant: Samsung Display Co., Ltd.

Inventor： Suyeon Yun ,  Minsoo Kim ,  Yoona Kim ,  Seongmin Wang ,  Anna Ryu ,  Jeehyun Lee ,  Heesoon Jeong ,  Byunghee Choi

IPC: H01L27/32

Abstract: An embodiment of a display device includes: a first display area; a second display area including a transmission area; a third display area between the first display area and the second display area; and a plurality of pixel circuits in the third display area and electrically connected to the plurality of third light-emitting elements, respectively. Each of the plurality of pixel circuits includes: a first thin-film transistor including a first semiconductor layer and a first gate electrode overlapping at least a portion of the first semiconductor layer; a second thin-film transistor including a second semiconductor layer including a material different from that of the first semiconductor layer and a second gate electrode overlapping at least a portion of the second semiconductor layer; and a bottom shielding layer below the second semiconductor layer and overlapping at least a portion of the second semiconductor layer on a plane.