公开(公告)号：US11871596B2

公开(公告)日：2024-01-09

申请号：US17082379

申请日：2020-10-28

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaybum Kim ,  Eoksu Kim ,  Kyoungseok Son ,  Junhyung Lim ,  Jihun Lim

IPC: H10K50/805 ,  H10K77/10 ,  H10B10/00 ,  G09G3/32 ,  G09G3/3233 ,  H10K59/121 ,  H10K71/00 ,  H10K50/30 ,  H10K59/12 ,  H01L51/52 ,  H01L51/00 ,  H01L27/11 ,  H01L27/32

CPC classification number: H01L51/5203 ,  G09G3/32 ,  G09G3/3233 ,  H01L27/1108 ,  H01L27/3262 ,  H01L51/0096 ,  G09G2300/0426 ,  G09G2300/0814 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2300/0866 ,  G09G2310/0245 ,  G09G2310/0262 ,  H01L27/3265 ,  H01L51/0023 ,  H01L51/5296 ,  H01L2227/323

Abstract: A display device includes a base substrate, a first transistor, a second transistor, an organic light emitting diode, and a capacitor electrically connected to the first thin film transistor. The first transistor includes a first semiconductor pattern below a first interlayer insulation layer and a first control electrode above the first interlayer insulation layer and below a second interlayer insulation layer. The second transistor includes a second control electrode above the first interlayer insulation layer and below the second interlayer insulation layer. A second semiconductor pattern is above the second interlayer insulation layer.

公开(公告)号：US20220069021A1

公开(公告)日：2022-03-03

申请号：US17401368

申请日：2021-08-13

Applicant: Samsung Display Co., Ltd.

Inventor： Jaybum Kim ,  Myeongho Kim ,  Yeonhong Kim ,  Kyoungseok Son ,  Sunhee Lee ,  Seungjun Lee ,  Seunghun Lee

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display apparatus includes a substrate including a transmission area having a first through hole, a display area surrounding the transmission area, and a middle area disposed between the transmission area and the display area, a pixel circuit disposed on the display area, the pixel circuit including a first thin film transistor including a first semiconductor layer having polycrystalline silicon, and a second thin film transistor including a second semiconductor layer including an oxide semiconductor, a display element including a pixel electrode electrically connected to the pixel circuit, an opposite electrode disposed on the pixel electrode, and an intermediate layer disposed between the pixel electrode and the opposite electrode and including an emission layer, and a groove disposed in the middle area while surrounding the first through hole.

公开(公告)号：US11171193B2

公开(公告)日：2021-11-09

申请号：US16836490

申请日：2020-03-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyoungseok Son ,  Dohyun Kwon ,  Jonghan Jeong ,  Jonghyun Choi ,  Eoksu Kim ,  Jaybum Kim ,  Junhyung Lim ,  Jihun Lim

IPC: H01L27/32 ,  G09G3/3225 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/12 ,  H01L29/786

Abstract: A semiconductor device includes a base substrate, a first transistor disposed on the base substrate, the first transistor including a first input electrode, a first output electrode, a first control electrode, and a first semiconductor pattern including a crystalline semiconductor, a second transistor disposed on the base substrate, the second transistor including a second input electrode, a second output electrode, a second control electrode, and a second semiconductor pattern including an oxide semiconductor, a plurality of insulating layers disposed on the base substrate, and an upper electrode disposed on the first control electrode with at least one insulating layer of the plurality of insulating layers interposed between the upper electrode and the first control electrode. The upper electrode overlaps the first control electrode and forms a capacitor with the first control electrode.

公开(公告)号：US10790467B2

公开(公告)日：2020-09-29

申请号：US16836005

申请日：2020-03-31

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaybum Kim ,  Eoksu Kim ,  Kyoungseok Son ,  Junhyung Lim ,  Jihun Lim

IPC: H01L51/52 ,  H01L27/11 ,  G09G3/32 ,  G09G3/3233 ,  H01L27/32 ,  H01L51/00

Abstract: A display device includes a base substrate, a first transistor, a second transistor, an organic light emitting diode, and a capacitor electrically connected to the first thin film transistor. The first transistor includes a first semiconductor pattern below a first interlayer insulation layer and a first control electrode above the first interlayer insulation layer and below a second interlayer insulation layer. The second transistor includes a second control electrode above the first interlayer insulation layer and below the second interlayer insulation layer. A second semiconductor pattern is above the second interlayer insulation layer.

公开(公告)号：US10673008B2

公开(公告)日：2020-06-02

申请号：US16459060

申请日：2019-07-01

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Jaybum Kim ,  Eoksu Kim ,  Kyoungseok Son ,  Junhyung Lim ,  Jihun Lim

IPC: H01L51/52 ,  H01L51/00 ,  H01L27/11 ,  G09G3/32 ,  G09G3/3233 ,  H01L27/32

Abstract: A display device includes a base substrate, a first transistor, a second transistor, an organic light emitting diode, and a capacitor electrically connected to the first thin film transistor. The first transistor includes a first semiconductor pattern below a first interlayer insulation layer and a first control electrode above the first interlayer insulation layer and below a second interlayer insulation layer. The second transistor includes a second control electrode above the first interlayer insulation layer and below the second interlayer insulation layer. A second semiconductor pattern is above the second interlayer insulation layer.

公开(公告)号：US20180366586A1

公开(公告)日：2018-12-20

申请号：US15871468

申请日：2018-01-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyoungseok Son ,  Eoksu Kim ,  Jaybum Kim ,  Junhyung Lim ,  Jihun Lim

IPC: H01L29/786 ,  H01L27/12 ,  H01L27/32 ,  H01L23/485

Abstract: A display apparatus includes: a substrate on which a first area, a second area spaced apart from the first area, and a bending area between a first area and a second area and bent along a bending axis are defined; a first thin-film transistor (“TFT”) and a second TFT; and a first conductive layer and a second conductive layer. The first TFT includes: a first active layer including polycrystalline silicon; a first gate electrode; and a first electrode disposed at a level which is the same as a level of the first conductive layer, and the second TFT includes: a second active layer including an oxide semiconductor; a second gate electrode; and a second electrode disposed at a level which is the same as a level of the second conductive layer.

公开(公告)号：US12262598B2

公开(公告)日：2025-03-25

申请号：US18378656

申请日：2023-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Jaybum Kim ,  Myeongho Kim ,  Yeonhong Kim ,  Kyoungseok Son ,  Seungjun Lee ,  Seunghun Lee ,  Junhyung Lim

IPC: H10K59/124 ,  H01L27/12 ,  H10K59/121 ,  H10K71/00 ,  H01L25/16 ,  H01L25/18 ,  H10K59/12 ,  H10K59/65

Abstract: A display device is disclosed that includes: a substrate comprising a display area and a component area including a transmission area; a first thin-film transistor comprising a first semiconductor layer and a first gate electrode, the first semiconductor layer including a silicon semiconductor; a first insulating layer covering the first gate electrode; a second thin-film transistor comprising a second semiconductor layer arranged on the first insulating layer and a second gate electrode, the second semiconductor layer including an oxide semiconductor; a second insulating layer covering the second gate electrode and having a transmission hole overlapping the transmission area; an intermediate insulating layer between the first insulating layer and the second insulating layer; a conductive pattern between the intermediate insulating layer and the first insulating layer; and a display element arranged on the second insulating layer, wherein the transmission hole exposes an upper surface of the intermediate insulating layer.

公开(公告)号：US12183286B2

公开(公告)日：2024-12-31

申请号：US18482453

申请日：2023-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Seok Son ,  Myeongho Kim ,  Youngoo Kim ,  Jaybum Kim ,  Seunghun Lee

IPC: G09G3/3233 ,  H10K59/121 ,  H10K59/123

Abstract: Provided is a display panel including a light-emitting element, and a pixel circuit electrically connected to the light-emitting element, and including a driving unit electrically connected to the light-emitting element, the driving unit including a first transistor including a first bottom electrode for receiving a first voltage, and a first semiconductor pattern including an oxide semiconductor above the first bottom electrode, and at least one diode including a second bottom electrode for receiving a second voltage at a same layer as the first bottom electrode, and a second semiconductor pattern above the second bottom electrode, at a same layer as the first semiconductor pattern, including an oxide semiconductor, and integrated with the first semiconductor pattern.

公开(公告)号：US20240237398A9

公开(公告)日：2024-07-11

申请号：US18544515

申请日：2023-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jaybum Kim ,  Myeongho Kim ,  Yeonhong Kim ,  Kyoungseok Son ,  Sunhee Lee ,  Seungjun Lee ,  Seunghun Lee

IPC: H10K59/121 ,  H10K50/844 ,  H10K59/65 ,  H10K71/00

CPC classification number: H10K59/121 ,  H10K50/844 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/65 ,  H10K71/00 ,  H01L27/1255

Abstract: A display apparatus includes a substrate including a transmission area having a first through hole, a display area surrounding the transmission area, and a middle area disposed between the transmission area and the display area, a pixel circuit disposed on the display area, the pixel circuit including a first thin film transistor including a first semiconductor layer having polycrystalline silicon, and a second thin film transistor including a second semiconductor layer including an oxide semiconductor, a display element including a pixel electrode electrically connected to the pixel circuit, an opposite electrode disposed on the pixel electrode, and an intermediate layer disposed between the pixel electrode and the opposite electrode and including an emission layer, and a groove disposed in the middle area while surrounding the first through hole.

公开(公告)号：US11980060B2

公开(公告)日：2024-05-07

申请号：US17494892

申请日：2021-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： Myeongho Kim ,  Yeonhong Kim ,  Jaybum Kim ,  Kyoung Seok Son ,  Sunhee Lee ,  Seungjun Lee ,  Seunghun Lee ,  Jun Hyung Lim

IPC: H01L29/08 ,  H10K59/121 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/1216 ,  H10K59/1213 ,  H10K71/00 ,  H10K59/1201

Abstract: A display device includes a first lower electrode disposed on a base substrate, a first upper electrode disposed on the first lower electrode, overlapping the first lower electrode in a plan view, including a silicon semiconductor, and constituting a first capacitor together with the first lower electrode, a second lower electrode disposed on the first upper electrode, and a second upper electrode disposed on the second lower electrode, overlapping the second lower electrode in a plan view, including an oxide semiconductor, and constituting a second capacitor together with the second lower electrode.