公开(公告)号：US10996804B2

公开(公告)日：2021-05-04

申请号：US16672892

申请日：2019-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun Jun ,  Hwan-hee Jeong ,  Kicheol Kim ,  Jaehyun Lee ,  Hyun-wook Cho

IPC: G06F3/041 ,  G06F3/044 ,  G06F1/16

Abstract: An electronic device includes a first electrode, a second electrode, and a third electrode. The first electrode includes a first boundary side extending in a direction. The second electrode includes a second boundary side extending in the direction. The third electrode is disposed between and spaced apart from the first electrode and the second electrode. The third electrode includes a first side facing the first boundary side and a second side facing the second boundary. The first side and the second side have shapes that are asymmetric to each other with respect to a center axis extending in the direction.

公开(公告)号：US12002821B2

公开(公告)日：2024-06-04

申请号：US17358640

申请日：2021-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Joongeol Kim ,  Seulki Kim ,  Youngjae Jeon ,  Hyunseong Kang ,  Seungrae Kim ,  Jongin Kim ,  Seokhwan Bang ,  Seungsok Son ,  Donghoon Shin ,  Kapsoo Yoon ,  Kwangsoo Lee ,  Woogeun Lee ,  Jaehyun Lee ,  Kisu Jin ,  Junewhan Choi ,  Jongmoo Huh ,  Jiyun Hong

IPC: H01L27/12 ,  H01L25/16 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: H01L27/1288 ,  H01L25/167 ,  H01L27/124 ,  H01L27/1248 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/1201

Abstract: A display apparatus includes a substrate including a display area and a peripheral area adjacent to the display area, a thin-film transistor located in the display area of the substrate and including a semiconductor layer and a gate electrode overlapping a channel region of the semiconductor layer, a conductive layer disposed between the substrate and the semiconductor layer and including a first electrode located in the display area of the substrate and a pad electrode located in the peripheral area of the substrate, and a first insulating layer disposed between the conductive layer and the semiconductor layer and having a first opening that exposes at least a portion of an upper surface of the pad electrode.

公开(公告)号：US20230137236A1

公开(公告)日：2023-05-04

申请号：US17968609

申请日：2022-10-18

Applicant: Samsung Display Co., Ltd.

Inventor： Jaehyun Lee ,  Seulki Kim ,  Seungha Choi ,  Kapsoo Yoon ,  Woogeun Lee

IPC: H01L27/32 ,  G09G3/3233 ,  H01L51/56

Abstract: A display apparatus includes: a substrate; a semiconductor layer on the substrate, formed of an oxide semiconductor, and including a channel semiconductor layer and a first semiconductor layer extending in a first direction from the channel semiconductor layer; a first metal layer on the first semiconductor layer, and located in the first semiconductor layer in a plan view; a first inorganic insulating layer covering the semiconductor layer and the first metal layer and including a first contact hole overlapping the first semiconductor layer and the first metal layer; a first electrode on the first inorganic insulating layer, overlapping the first semiconductor layer and the first metal layer, and electrically connected to the first metal layer and the first semiconductor layer connected to the first metal layer through the first contact hole.

公开(公告)号：US11347357B2

公开(公告)日：2022-05-31

申请号：US17306773

申请日：2021-05-03

Applicant: Samsung Display Co., Ltd.

Inventor： Sanghyun Jun ,  Hwan-Hee Jeong ,  Kicheol Kim ,  Jaehyun Lee ,  Hyun-wook Cho

IPC: G06F3/044 ,  G06F3/041 ,  G06F1/16

Abstract: An electronic device includes a first electrode, a second electrode, and a third electrode. The first electrode includes a first boundary side extending in a direction. The second electrode includes a second boundary side extending in the direction. The third electrode is disposed between and spaced apart from the first electrode and the second electrode. The third electrode includes a first side facing the first boundary side and a second side facing the second boundary. The first side and the second side have shapes that are asymmetric to each other with respect to a center axis extending in the direction.

公开(公告)号：US11328665B2

公开(公告)日：2022-05-10

申请号：US17110725

申请日：2020-12-03

Applicant: Samsung Display Co., Ltd.

Inventor： Jeongsoo Lee ,  Kyunghyun Baek ,  Sewan Son ,  Yoonjong Cho ,  Moosoon Ko ,  Yeonha Baek ,  Seokje Seong ,  Jinsung An ,  Inhyuck Yeo ,  Seongjun Lee ,  Jaehyun Lee

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3275

Abstract: A pixel including: a light-emitting diode; a first PMOS transistor including a first electrode connected to a node and a second electrode transmitting a driving current to the light-emitting diode; a second transistor connected between a data line and the node and turned on by a first scan signal; a third NMOS transistor connected between a gate electrode and the second electrode of the first transistor and turned on by a first emission control signal; a fourth NMOS transistor connected between the gate electrode of the first transistor and a first initialization voltage line and turned on by a second emission control signal; a fifth transistor connected between a driving voltage line and the node and turned on by the first emission control signal; and a sixth transistor connected between the second electrode of the first transistor and the light-emitting diode and turned on by the first emission control signal.

公开(公告)号：US11158831B2

公开(公告)日：2021-10-26

申请号：US16560272

申请日：2019-09-04

Applicant: Samsung Display Co., Ltd.

Inventor： Jaehyun Lee ,  Mikyung Kim ,  Seunggak Yang ,  Jiwon Kwak ,  Namwoo Kim ,  Byounghee Park ,  Hanbyul Jang

IPC: H01L51/52 ,  H01L51/50

Abstract: An organic light-emitting device is provided. The organic light-emitting device includes: an anode; a cathode; and an organic layer between the anode and the cathode and including an emission layer, wherein the emission layer includes a first emission layer including a first host, a second host, and a first dopant, and a second emission layer including a third host, a fourth host, and a second dopant, and the organic light-emitting device satisfies Equations 1 and 2.

公开(公告)号：US12063817B2

公开(公告)日：2024-08-13

申请号：US17406579

申请日：2021-08-19

Applicant: Samsung Display Co., Ltd.

Inventor： Seungrae Kim ,  Hyun Kim ,  Shoyeon Kim ,  Seulki Kim ,  Youngrok Kim ,  Kwangsoo Lee ,  Jaehyun Lee ,  Hyunsoo Lee ,  Kisu Jin

IPC: H01L27/32 ,  H01L51/56 ,  H10K59/121 ,  H10K59/122 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/122 ,  H10K59/1213 ,  H10K59/124 ,  H10K59/131 ,  H10K71/00 ,  H10K59/1201

Abstract: A display apparatus includes a substrate including a display area and a peripheral area; a thin-film transistor disposed on the substrate and including a semiconductor layer; a conductive layer disposed between the substrate and the semiconductor layer and including a pad electrode disposed in the peripheral area; a first insulating layer disposed between the conductive layer and the semiconductor layer and including a first opening exposing at least a part of an upper surface of the pad electrode; and a second insulating layer disposed on the thin-film transistor and including a second opening coinciding with the first opening, wherein an opening area of the second opening of the second insulating layer is greater than an opening area of the first opening of the first insulating layer.

公开(公告)号：US11861117B2

公开(公告)日：2024-01-02

申请号：US18055275

申请日：2022-11-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chiwook An ,  Doyeon Kim ,  Sunghyun Park ,  Jaehyun Lee ,  Sung-woong Cho

IPC: G06F3/044 ,  H10K50/844 ,  H10K59/40 ,  G06F3/041 ,  G09G3/3225 ,  H10K59/12

CPC classification number: G06F3/0443 ,  G06F3/0412 ,  G06F3/0446 ,  G09G3/3225 ,  H10K50/8445 ,  H10K59/40 ,  G06F2203/04102 ,  G06F2203/04103 ,  G06F2203/04111 ,  H10K59/12

Abstract: A display device includes a display panel, and a touch sensing unit on the display panel, the touch sensing unit including a first conductive pattern on the display panel, an insulating layer covering the first conductive pattern, and a second conductive pattern on the insulating layer, partially crossing the first conductive pattern, and having a thickness that is greater than a thickness of the first conductive pattern.

公开(公告)号：US20230131708A1

公开(公告)日：2023-04-27

申请号：US17835415

申请日：2022-06-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jongbum Choi ,  Seulki Kim ,  Kapsoo Yoon ,  Woogeun Lee ,  Jaehyun Lee ,  Seungha Choi

IPC: H01L27/32 ,  H01L51/56

Abstract: A display apparatus includes a substrate, a semiconductor layer on the substrate, the semiconductor layer including an oxide semiconductor, a channel region and a first region which extends from the channel region to a first edge of the semiconductor layer and has a lower resistance than that of the channel region, a first inorganic insulating layer covering the semiconductor layer and including a first contact hole which overlaps the first region, a first electrode on the first inorganic insulating layer, overlapping the first region and electrically connected to the first region through the first contact hole, a gate electrode on the first inorganic insulating layer and overlapping the channel region, a second inorganic insulating layer covering the first electrode and the gate electrode, and a display element on the second inorganic insulating layer.

公开(公告)号：US20220139970A1

公开(公告)日：2022-05-05

申请号：US17358640

申请日：2021-06-25

Applicant: Samsung Display Co., Ltd.

Inventor： Joongeol Kim ,  Seulki Kim ,  Youngjae Jeon ,  Hyunseong Kang ,  Seungrae Kim ,  Jongin KIM ,  Seokhwan Bang ,  Seungsok Son ,  Donghoon Shin ,  Kapsoo Yoon ,  Kwangsoo Lee ,  Woogeun Lee ,  Jaehyun Lee ,  Kisu Jin ,  Junewhan Choi ,  Jongmoo Huh ,  Jiyun Hong

IPC: H01L27/12 ,  H01L27/32 ,  H01L51/56 ,  H01L25/16

Abstract: A display apparatus includes a substrate including a display area and a peripheral area adjacent to the display area, a thin-film transistor located in the display area of the substrate and including a semiconductor layer and a gate electrode overlapping a channel region of the semiconductor layer, a conductive layer disposed between the substrate and the semiconductor layer and including a first electrode located in the display area of the substrate and a pad electrode located in the peripheral area of the substrate, and a first insulating layer disposed between the conductive layer and the semiconductor layer and having a first opening that exposes at least a portion of an upper surface of the pad electrode.