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公开(公告)号：US11574984B2
公开(公告)日：2023-02-07
申请号：US17117128
申请日：2020-12-10
Applicant: Samsung Display Co., Ltd.
Inventor： Youngwan Seo , Hyeongseok Kim , Junhyun Park , Yujin Lee
IPC: H01L27/32
Abstract: According to one aspect of the invention, a display panel includes a first display area including a plurality of first pixels, a second display area surrounded by the first display area and including at least one transmissive portion and a plurality of second pixels spaced apart from each other with the transmissive portion therebetween, a plurality of first wiring lines electrically connected to the plurality of first pixels and substantially extending in a first direction, and a plurality of second wiring lines electrically connected to the plurality of second pixels and substantially extending in the first direction, wherein at least one of the plurality of first wiring lines includes a first portion, and a second portion located on a different layer from the first portion and overlapping one of the plurality of second wiring lines.
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公开(公告)号：US11430850B2
公开(公告)日：2022-08-30
申请号：US16749617
申请日：2020-01-22
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Dongwoo Kim , Junhyun Park , Sungjae Moon , Kangmoon Jo
IPC: H01L27/32 , G09G3/3266
Abstract: A display apparatus includes a first signal line and a second signal line that each extend on a substrate in a first direction and are spaced apart in a second direction that crosses the first direction; a plurality of first metal patterns spaced apart from each other in the first direction, wherein at least a portion of the first metal patterns overlaps the first signal line and is electrically connected to the first signal line; and a plurality of second metal patterns spaced apart from each other in the first direction, wherein at least a portion of the second metal patterns overlaps the second signal line and is electrically connected to the second signal line, wherein the plurality of first metal patterns and the plurality of second metal patterns are spaced apart in the first direction in a zigzag arrangement.
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公开(公告)号：US11283054B2
公开(公告)日：2022-03-22
申请号：US16793394
申请日：2020-02-18
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Sungjae Moon , Dongwoo Kim , Junhyun Park , Kangmoon Jo
Abstract: A display device includes a first substrate including a display area and a peripheral area outside the display area, pixels arranged in the display area and each including an emission area defined by a non-emission area, a thin-film encapsulation layer covering the pixels and including at least one inorganic encapsulation layer and at least one organic encapsulation layer, a pattern layer above the thin-film encapsulation layer, the pattern layer including a first light-blocking pattern shielding at least a portion of the non-emission area, and a second substrate facing the first substrate and including a second light-blocking pattern shielding at least a portion of the non-emission area.
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公开(公告)号：US20210193782A1
公开(公告)日：2021-06-24
申请号：US17117128
申请日：2020-12-10
Applicant: Samsung Display Co., Ltd.
Inventor： Youngwan SEO , Hyeongseok Kim , Junhyun Park , Yujin Lee
IPC: H01L27/32
Abstract: According to one aspect of the invention, a display panel includes a first display area including a plurality of first pixels, a second display area surrounded by the first display area and including at least one transmissive portion and a plurality of second pixels spaced apart from each other with the transmissive portion therebetween, a plurality of first wiring lines electrically connected to the plurality of first pixels and substantially extending in a first direction, and a plurality of second wiring lines electrically connected to the plurality of second pixels and substantially extending in the first direction, wherein at least one of the plurality of first wiring lines includes a first portion, and a second portion located on a different layer from the first portion and overlapping one of the plurality of second wiring lines.
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公开(公告)号：US20210183984A1
公开(公告)日：2021-06-17
申请号：US17022395
申请日：2020-09-16
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Junhyun Park , Hyeongseok Kim , Youngwan Seo , Yujin Lee , Cheolgon Lee
IPC: H01L27/32
Abstract: A display apparatus includes a first display area including a plurality of pixel areas, and a second display area including a plurality of pixel areas and a plurality of transmission areas and arranged adjacent to the first display area. The plurality of pixel areas each includes sub-pixels each including a pixel circuit and an organic light-emitting device electrically connected to the pixel circuit. The pixel circuit includes a thin-film transistor and an inorganic insulating layer on the thin-film transistor, and the thin-film transistor includes a semiconductor layer and a gate electrode. The organic insulated layer extends in the transmission areas. The second display area defines a dummy contact hole which passes through the inorganic insulating layer in at least one of the pixel areas and the transmission areas.
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Patent Agency Ranking
公开(公告)号：US20210167141A1
公开(公告)日：2021-06-03
申请号：US17170313
申请日：2021-02-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Junhyun Park , Sunkwang Kim , Kangmoon Jo
Abstract: A display device includes a substrate, a first insulating layer disposed on the substrate, a through portion passing through the substrate and the first insulating layer, a display unit disposed on the first insulating layer and including a plurality of pixels surrounding at least a portion of the through portion, and a dummy pixel unit. Each pixel includes a light-emitting element including a pixel electrode and an opposite electrode facing each other, and an emission layer disposed between the pixel electrode and the opposite electrode. The dummy pixel unit includes a plurality of dummy pixels disposed between the through portion and the display unit, and including a metal pattern including a same material as the pixel electrode. The dummy pixels are disposed adjacent to the display unit.
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公开(公告)号：US10950180B2
公开(公告)日：2021-03-16
申请号：US16272452
申请日：2019-02-11
Applicant: Samsung Display Co., Ltd.
Inventor： Junhyun Park , Cheol-Gon Lee , Yang-Hwa Choi
IPC: G09G3/32 , G09G3/3266 , G09G3/3233 , G09G3/36 , H01L27/32 , G09G3/3275
Abstract: A display panel includes a plurality of pixels each including a first transistor between a first node and a second node and having a gate electrode to receive the scan signal, a second transistor between the second node and a third node in series with the first transistor and having a gate electrode to receive the initialization control signal, a driving transistor between the first power voltage providing line and the third node and having a gate electrode connected to the first node, a third transistor between the third node and a fourth node and having a gate electrode to receive the emission control signal, an organic light emitting diode, between the fourth node and the second power voltage providing line, a first capacitor between the first power voltage providing line and the first node, and a second capacitor between the second node and one of the data lines.
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公开(公告)号：US10943970B2
公开(公告)日：2021-03-09
申请号：US16595830
申请日：2019-10-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Kangmoon Jo , Dongwoo Kim , Sungjae Moon , Junhyun Park , Ansu Lee
Abstract: There is provided a display device. The display device includes a first data line on a first interlayer insulating layer over a substrate, a first power line and a second power line on a second interlayer insulating layer, the second interlayer insulating layer covering the first data line, and a plurality of pixels. A first pixel among the plurality of pixels includes a display element including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode, the second power line being connected to the opposite electrode, and a driving thin film transistor between the substrate and the display element and including a driving semiconductor layer, a driving gate electrode, a driving source electrode, and a driving drain electrode, the first interlayer insulating layer covering the driving gate electrode, and the first power line being connected to the driving source electrode.
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公开(公告)号：US20200219960A1
公开(公告)日：2020-07-09
申请号：US16717171
申请日：2019-12-17
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Junhyun Park , Dongwoo Kim , Sungjae Moon , Kangmoon Jo
Abstract: A display apparatus includes a base substrate that includes a display area in which pixels are formed and a peripheral area that is a non-display area that surrounds the display area, a first conductive pattern layer disposed on the base substrate, a first insulating layer disposed on the first conductive pattern layer, a second conductive pattern layer disposed on the first insulating layer, a second insulating layer disposed on the second conductive pattern layer, and a third conductive pattern layer disposed on the second insulating layer. The peripheral area includes a first wiring area and a circuit area.
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公开(公告)号：US10650738B2
公开(公告)日：2020-05-12
申请号：US16234327
申请日：2018-12-27
Applicant: Samsung Display Co., Ltd.
Inventor： Junhyun Park , Cheol-Gon Lee , Yang-Hwa Choi
IPC: G09G3/3225 , G09G3/3275 , G09G3/3266
Abstract: A pixel circuit includes three transistors, a capacitor, and an OLED. The first transistor includes a gate terminal for receiving a first control signal, a first terminal connected to a first node, and a second terminal connected to a second node. The second transistor includes a gate terminal for receiving a second control signal, a first terminal connected to the second node, and a second terminal connected to a third node. The third transistor includes a gate terminal connected to the first node, a first terminal for receiving a first power signal, and a second terminal connected to the third node. The capacitor may receive an initialization signal and is connected to the first node. The OLED is connected to the third node and may receive a second power signal. The control signals have same voltage levels in a data writing period and have different voltage levels in other periods.
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