公开(公告)号：US12075659B2

公开(公告)日：2024-08-27

申请号：US17505549

申请日：2021-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jungan Lee ,  Gwanggeun Lee ,  Taehui Kim ,  Jeongju Park

IPC: H01L27/32 ,  H01L27/12 ,  H01L29/417 ,  H01L29/786 ,  H01L51/52 ,  H01L51/56 ,  H10K50/813 ,  H10K59/123 ,  H10K59/131 ,  H10K59/88 ,  H10K71/00 ,  H10K50/844 ,  H10K59/12 ,  H10K59/121 ,  H10K59/38

CPC classification number: H10K59/123 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1259 ,  H01L29/41733 ,  H01L29/78633 ,  H10K50/813 ,  H10K59/131 ,  H10K59/88 ,  H10K71/00 ,  H10K50/844 ,  H10K59/1201 ,  H10K59/1213 ,  H10K59/38

Abstract: A display apparatus includes: a substrate; a source electrode, a drain electrode, and first electrodes disposed on the substrate and spaced apart from each other; a first layer covering the source electrode, the drain electrode, and the first electrodes; a semiconductor layer disposed on the first layer; a source connection electrode contacting the source electrode through a first hole in the first layer to electrically connect the source electrode and the semiconductor layer to each other; a drain connection electrode contacting the drain electrode through a second hole in the first layer to electrically connect the drain electrode and the semiconductor layer to each other; and a pixel electrode disposed above the first layer and overlapping the first electrodes including first projections overlapping the first electrodes and first recesses between the first projections.

公开(公告)号：US20240237427A9

公开(公告)日：2024-07-11

申请号：US18215832

申请日：2023-06-29

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongju Park ,  Donghan Kang ,  Sunggwon Moon ,  Seungsok Son ,  Shinhyuk Yang ,  Kapsoo Yoon ,  Keumhee Lee ,  Woogeun Lee

IPC: H10K59/124

CPC classification number: H10K59/124

Abstract: A display apparatus is disclosed that includes a thin-film transistor including a semiconductor layer, an organic light-emitting element, and a passivation layer including a first contact hole connecting the thin-film transistor and the organic light-emitting element, wherein the passivation layer includes a first passivation layer, a second passivation layer, and a third passivation layer, which are sequentially stacked, and the first passivation layer includes SiON.

公开(公告)号：US20220123078A1

公开(公告)日：2022-04-21

申请号：US17505549

申请日：2021-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Jungan Lee ,  Gwanggeun Lee ,  Taehui Kim ,  Jeongju Park

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes: a substrate; a source electrode, a drain electrode, and first electrodes disposed on the substrate and spaced apart from each other; a first layer covering the source electrode, the drain electrode, and the first electrodes; a semiconductor layer disposed on the first layer; a source connection electrode contacting the source electrode through a first hole in the first layer to electrically connect the source electrode and the semiconductor layer to each other; a drain connection electrode contacting the drain electrode through a second hole in the first layer to electrically connect the drain electrode and the semiconductor layer to each other; and a pixel electrode disposed above the first layer and overlapping the first electrodes including first projections overlapping the first electrodes and first recesses between the first projections.

公开(公告)号：US20240138207A1

公开(公告)日：2024-04-25

申请号：US18215832

申请日：2023-06-28

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongju Park ,  Donghan Kang ,  Sunggwon Moon ,  Seungsok Son ,  Shinhyuk Yang ,  Kapsoo Yoon ,  Keumhee Lee ,  Woogeun Lee

IPC: H10K59/124

CPC classification number: H10K59/124

Abstract: A display apparatus is disclosed that includes a thin-film transistor including a semiconductor layer, an organic light-emitting element, and a passivation layer including a first contact hole connecting the thin-film transistor and the organic light-emitting element, wherein the passivation layer includes a first passivation layer, a second passivation layer, and a third passivation layer, which are sequentially stacked, and the first passivation layer includes SiON.

公开(公告)号：US09941143B2

公开(公告)日：2018-04-10

申请号：US14687080

申请日：2015-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chanwoo Yang ,  Do-Hyun Kim ,  Jeongju Park ,  Junhyun Park ,  Doohyoung Lee ,  Xinxing Li

IPC: H01L29/786 ,  H01L21/467 ,  H01L29/66 ,  H01L21/4757 ,  H01L29/417 ,  H01L29/45 ,  H01L27/12

CPC classification number: H01L21/467 ,  H01L21/47573 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1259 ,  H01L29/41733 ,  H01L29/45 ,  H01L29/66969 ,  H01L29/78606 ,  H01L29/7869

Abstract: A thin film transistor include a control electrode, a semiconductor layer on the control electrode, an input electrode, at least a portion of the input electrode being on the semiconductor layer, and an output electrode spaced apart from the input electrode, at least a portion of the output electrode being on the semiconductor layer. Each of the input electrode and the output electrode includes a wiring layer including a metal material, a dummy portion on a side part of the wiring layer, the dummy portion including an oxide of the metal material, and a protection layer on the wiring layer, the protection layer overlapping the wiring layer and the dummy portion.