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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.
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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
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.
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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
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.
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公开(公告)号：US11231623B2
公开(公告)日：2022-01-25
申请号：US15823487
申请日：2017-11-27
Applicant: Samsung Display Co., Ltd.
Inventor： Seulki Kim
IPC: G02F1/1345 , G02F1/1343 , G02F1/1362
Abstract: A display device is capable of improving image quality, the display device including: a first substrate and a second substrate facing each other; a common electrode between the first substrate and the second substrate, the common electrode including a first area and a second area; a first pixel group including a plurality of first pixel electrodes located at a display area of the first substrate and overlapping the first area of the common electrode; a second pixel group including a plurality of second pixel electrodes located at the display area of the first substrate and overlapping the second area of the common electrode; a first auxiliary line physically connected to the first area of the common electrode; a second auxiliary line physically connected to the second area of the common electrode; a first connection portion located at a non-display area of the first substrate and electrically connected to the first auxiliary line; and a second connection portion located at the non-display area of the first substrate and electrically connected to the second auxiliary line. The first connection portion and the second connection portion do not physically contact each other.
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公开(公告)号：US12150344B2
公开(公告)日：2024-11-19
申请号：US17586717
申请日：2022-01-27
Applicant: Samsung Display Co., Ltd.
Inventor： Seulki Kim , Seungsok Son , Jungkyoung Cho
IPC: H01L27/14 , H10K59/121 , H10K59/126 , H10K59/131 , H01L27/12 , H01L29/786 , H10K59/12
Abstract: An organic light-emitting display apparatus includes: a display unit including an organic light-emitting element, a driving transistor electrically connected to the organic light-emitting element, and a capacitor; and a pad unit connected to the display unit, the capacitor including: a first conductive layer disposed on a substrate; a second conductive layer interposed between the substrate facing a first surface of the first conductive layer; and a third conductive layer disposed facing a second surface of the first conductive layer opposing the first surface of the first conductive layer, the third conductive layer being electrically connected to the second conductive layer.
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Patent Agency Ranking
公开(公告)号：US20230371316A1
公开(公告)日：2023-11-16
申请号：US18103901
申请日：2023-01-31
Applicant: Samsung Display Co., Ltd.
Inventor： Yeeun Kang , Kwangsoo Lee , Seulki Kim , Seungrae Kim , Hyun Kim , Seungha Choi
IPC: H10K59/123 , H10K59/122 , H10K59/12 , H10K71/00
CPC classification number: H10K59/123 , H10K59/122 , H10K59/1201 , H10K71/00
Abstract: Provided are a display device and a method of manufacturing the display device. The display device includes a substrate, a transistor, a first electrode connected with the transistor, a bank layer covering an edge of the first electrode, including an opening overlapping the first electrode, and a first insulating layer, wherein a top surface of the first electrode includes a first surface portion overlapping the opening of the bank layer, a second surface portion having a vertical distance from the substrate smaller than a vertical distance of the first surface portion from the substrate, a first slope portion between the first surface portion and the second surface portion, the first slope portion inclined downward with respect to the first surface portion, and a second slope portion between the first slope portion and the second surface portion, the second slope portion inclined downward from the edge of the first electrode.
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公开(公告)号：US20230320136A1
公开(公告)日：2023-10-05
申请号：US17974470
申请日：2022-10-26
Applicant: Samsung Display Co., Ltd.
Inventor： Seulki Kim , Yeeun Kang , Shoyeon Kim , Seungrae Kim , Donghyun Won
CPC classification number: H01L27/3265 , H01L27/3258 , H01L27/3262 , H01L51/56 , H01L27/1225
Abstract: A display apparatus and a method of manufacturing the same are provided. The display apparatus includes a thin-film transistor including a semiconductor layer including a source region and a gate electrode overlapping the channel region, a lower electrode disposed under the semiconductor layer, a capacitor electrically connected to the thin-film transistor and including a first capacitor electrode and a second capacitor electrode over the first capacitor electrode, the first capacitor electrode being disposed on a same layer as the lower electrode, and a first insulating layer including a first portion and a second portion, the first portion being between the lower electrode and the semiconductor layer, and the second portion being between the first capacitor electrode and the second capacitor electrode, wherein a thickness of the second portion of the first insulating layer is less than a thickness of the first portion of the first insulating layer.
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公开(公告)号：US20210343811A1
公开(公告)日：2021-11-04
申请号：US17246827
申请日：2021-05-03
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Seulki Kim , Seungha Choi , Seungrae Kim , Hyun Kim , Kapsoo Yoon , Kwangsoo Lee , Jaehyun Lee , Jungkyoung Cho
IPC: H01L27/32
Abstract: A display apparatus includes a substrate with a display area and a peripheral area surrounding the display area, a thin-film transistor disposed on the display area of the substrate, a pad unit disposed on the peripheral area of the substrate, a first insulating layer disposed on the display area of the substrate and exposing the pad unit, the first insulating layer including a first portion disposed on the thin-film transistor, a second portion, and a third portion between the first portion and the second portion, and a light-emitting device disposed on the first portion of the first insulating layer and electrically connected to the thin-film transistor. A top surface of the first insulating layer includes a first top surface of the first portion, a second top surface of the second portion, and a connecting surface of the third portion. The first top surface of the first portion is higher than the second top surface of the second portion. The connecting surface connects the first top surface and the second top surface with each other and is sloped.
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公开(公告)号：US12114533B2
公开(公告)日：2024-10-08
申请号：US17586717
申请日：2022-01-27
Applicant: Samsung Display Co., Ltd.
Inventor： Seulki Kim , Seungsok Son , Jungkyoung Cho
IPC: H01L27/14 , H10K59/121 , H10K59/126 , H10K59/131 , H01L27/12 , H01L29/786 , H10K59/12
CPC classification number: H10K59/1216 , H10K59/1213 , H10K59/126 , H10K59/131 , H01L27/1225 , H01L27/124 , H01L27/1255 , H01L27/1259 , H01L29/78633 , H01L29/7869 , H10K59/1201
Abstract: An organic light-emitting display apparatus includes: a display unit including an organic light-emitting element, a driving transistor electrically connected to the organic light-emitting element, and a capacitor; and a pad unit connected to the display unit, the capacitor including: a first conductive layer disposed on a substrate; a second conductive layer interposed between the substrate facing a first surface of the first conductive layer; and a third conductive layer disposed facing a second surface of the first conductive layer opposing the first surface of the first conductive layer, the third conductive layer being electrically connected to the second conductive layer.
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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.
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