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.

公开(公告)号：US11818923B2

公开(公告)日：2023-11-14

申请号：US17353640

申请日：2021-06-21

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  H01L51/56 ,  H10K59/124 ,  H10K71/00 ,  H01L27/12 ,  H10K59/121 ,  H01L25/18 ,  H01L25/16 ,  H10K59/12 ,  H10K59/65

CPC classification number: H10K59/124 ,  H01L27/1225 ,  H01L27/1251 ,  H01L27/1255 ,  H10K59/1213 ,  H10K59/1216 ,  H10K71/00 ,  H01L25/167 ,  H01L25/18 ,  H10K59/1201 ,  H10K59/121 ,  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：US20220199720A1

公开(公告)日：2022-06-23

申请号：US17353640

申请日：2021-06-21

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L27/32 ,  H01L51/56

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：US11257885B2

公开(公告)日：2022-02-22

申请号：US16581041

申请日：2019-09-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jaybum Kim ,  Myounghwa Kim ,  Kyoung Seok Son ,  Seungjun Lee ,  Seunghun Lee ,  Jun Hyung Lim

IPC: H01L27/32 ,  H01L51/56

Abstract: An organic light emitting display device includes a substrate, a first semiconductor element, a second semiconductor element, a protection electrode, and a light emitting structure. The protection electrode is disposed between the second active layer and the second source electrode and the second drain electrode, and has an opening that exposes a portion of the second active layer and the light emitting structure is disposed on the first and second semiconductor elements.

公开(公告)号：US20240224619A1

公开(公告)日：2024-07-04

申请号：US18506623

申请日：2023-11-10

Applicant: Samsung Display Co., LTD.

Inventor： Myeongho Kim ,  Youngoo Kim ,  Jaybum Kim ,  Kyoungseok Son ,  Seunghun Lee

IPC: H10K59/123 ,  H10K59/12 ,  H10K59/131

CPC classification number: H10K59/123 ,  H10K59/1201 ,  H10K59/131 ,  H10K2102/311

Abstract: A display apparatus includes a substrate having a display area in which display elements are arranged, a first thin-film transistor in the display area and including a first semiconductor layer and a first gate electrode, the first semiconductor layer including an oxide semiconductor and the first gate electrode being insulated from the first semiconductor layer, and a first interlayer insulating layer between the first semiconductor layer and the first gate electrode, wherein the first interlayer insulating layer on the first semiconductor layer has a first length in a first direction, wherein the first gate electrode on the first interlayer insulating layer has a second length in the first direction, and wherein the first length is greater than the second length.

公开(公告)号：US12022710B2

公开(公告)日：2024-06-25

申请号：US17414355

申请日：2019-03-06

Applicant: Samsung Display Co., Ltd.

Inventor： Seunghun Lee ,  Myounghwa Kim ,  Jaybum Kim ,  Kyoung-seok Son ,  Seungjun Lee ,  Jun-hyung Lim

IPC: H10K59/131 ,  H10K71/00 ,  H10K50/844 ,  H10K59/12 ,  H10K77/10 ,  H10K102/00

CPC classification number: H10K59/1315 ,  H10K71/00 ,  H10K50/844 ,  H10K59/1201 ,  H10K77/111 ,  H10K2102/311

Abstract: An organic light emitting display device includes a substrate including a light emitting region, a first active layer having a source region and a drain region disposed in the light emitting region on the substrate, a gate insulation layer disposed on the first active layer, a first gate electrode disposed on the gate insulation layer, a first insulating interlayer disposed on the first gate electrode, a second insulating interlayer disposed on the first insulating interlayer, a first source electrode disposed on the second insulating interlayer, the first source electrode being connected to the source region of the first active layer through a contact hole formed in the gate insulation layer, the first insulating interlayer, and the second insulating interlayer, a protective insulating layer disposed on the first source electrode, a first drain electrode disposed on the protective insulating layer, the first drain electrode being connected to the drain region of the first active layer through a contact hole formed in the gate insulation layer, the first insulating interlayer, and the protective insulating layer, the first drain electrode constituting a driving transistor together with the first active layer, the first gate electrode, and the first source electrode, a switching transistor disposed in the second region between the substrate and the protective insulating layer, a lower electrode disposed on the switching transistor and the driving transistor, a light emitting layer disposed on the lower electrode, and an upper electrode disposed on the light emitting layer.

公开(公告)号：US20240138184A1

公开(公告)日：2024-04-25

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.