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公开(公告)号:US12075654B2
公开(公告)日:2024-08-27
申请号:US17505517
申请日:2021-10-19
Applicant: Samsung Display Co., Ltd.
Inventor: Kangwook Heo , Gunwoo Ko , Chiwook An , Hyeonbum Lee , Soonil Jung , Junghyun Cho
CPC classification number: H10K59/12 , H10K50/841 , H10K50/865 , H10K59/38 , H10K77/111
Abstract: A display apparatus includes a substrate including a display area and a peripheral area adjacent to the display area, and including a bending area where at least a portion of the peripheral area is bent, a display element on the display area, a pad portion arranged on the peripheral area with the bending area between the display element and the pad portion, an input sensing layer over the display element, and an optical functional layer over the input sensing layer and including a first layer having an opening corresponding to the display element, and a second layer having a different refractive index from the first layer, and the second layer is arranged to extend to the peripheral area and cover the bending area.
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公开(公告)号:US11943956B2
公开(公告)日:2024-03-26
申请号:US17337108
申请日:2021-06-02
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Minwoo Woo , Gunwoo Ko , Wangwoo Lee , Junghyun Cho , Kangwook Heo
IPC: H10K50/84 , G06F3/041 , H10K50/844 , H10K50/86 , H10K59/12 , H10K59/122 , H10K59/40 , G02F1/1333 , G02F1/1335 , G06F1/16 , G09F9/30 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/80 , H10K50/842 , H10K59/121 , H10K77/10 , H10K102/00
CPC classification number: H10K50/844 , G06F3/0412 , H10K50/86 , H10K59/122 , H10K59/40 , G02F1/133331 , G02F1/133514 , G06F1/1641 , G06F1/1652 , G09F9/301 , G09G2300/0408 , G09G2380/02 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K50/8426 , H10K50/868 , H10K59/12 , H10K59/1216 , H10K77/111 , H10K2102/311
Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.
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公开(公告)号:US11758761B2
公开(公告)日:2023-09-12
申请号:US16868217
申请日:2020-05-06
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Soonil Jung , Haeyoung Yun , Junghyun Cho , Sanghyun Choi
IPC: H01L51/52 , H01L27/32 , H10K50/858 , H10K59/40 , H10K59/122 , H10K59/35 , G06F3/044 , H10K50/813 , H10K50/844 , H10K50/856 , G06F3/041
CPC classification number: H10K50/858 , G06F3/0412 , G06F3/0446 , H10K50/813 , H10K50/844 , H10K50/856 , H10K59/122 , H10K59/352 , H10K59/353 , H10K59/40
Abstract: An organic light emitting display device includes: a substrate; a first electrode on the substrate; a pixel defining layer on the substrate, the pixel defining layer defining a first opening which exposes at least a part of the first electrode; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; a thin film encapsulation layer on the second electrode; a sensing electrode on the thin film encapsulation layer; a low refractive index layer on the sensing electrode, the low refractive index layer defining a second opening which overlaps the first opening; and a high refractive index layer on the thin film encapsulation layer. A gap between an edge of the first opening and an edge of the second opening is constant irrespective of direction.
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公开(公告)号:US20200058719A1
公开(公告)日:2020-02-20
申请号:US16541467
申请日:2019-08-15
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Kiyoung Yeon , Haeyoung Yun , Junghyun Cho , Younggil Park , Dongyoun Yoo , Wooyoung Lee , Sooim Jeong
Abstract: An organic light-emitting display apparatus includes a substrate; thin film transistors; a protective layer that includes a plurality of concave-convex units disposed in a pixel area; an organic light-emitting device disposed on the protective layer; and an encapsulation unit that covers the organic light-emitting device. Each of the concave-convex units protrudes from a surface of the protective layer. The organic light-emitting device includes a pixel electrode, an emission layer, and an opposite layer sequentially stacked on the concave-convex unit, and a distance between the pixel electrode and the opposite electrode is determined by 5%≤(a/b)≤18%, wherein ‘a’ is a vertical distance with respect to the surface of the protective layer between the pixel electrode and the opposite electrode and ‘b’ is a minimum distance between the pixel electrode and the opposite electrode.
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公开(公告)号:US10388913B2
公开(公告)日:2019-08-20
申请号:US16125229
申请日:2018-09-07
Applicant: Samsung Display Co., Ltd.
Inventor: Soonil Jung , Haeyoung Yun , Junghyun Cho , Sanghyun Choi
Abstract: An organic light emitting display device includes: a substrate; a first electrode on the substrate; a pixel defining layer on the substrate, the pixel defining layer defining a first opening which exposes at least a part of the first electrode; an organic light emitting layer on the first electrode; a second electrode on the organic light emitting layer; a thin film encapsulation layer on the second electrode; a sensing electrode on the thin film encapsulation layer; a low refractive index layer on the sensing electrode, the low refractive index layer defining a second opening which overlaps the first opening; and a high refractive index layer on the thin film encapsulation layer. A gap between an edge of the first opening and an edge of the second opening is constant irrespective of direction.
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公开(公告)号:US12219822B2
公开(公告)日:2025-02-04
申请号:US17141061
申请日:2021-01-04
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Junghyun Cho , Haeyoung Yun
IPC: H10K59/124 , H10K50/852 , H10K50/854 , H10K59/122 , H10K59/35 , H10K59/12
Abstract: An organic light emitting diode display device includes a substrate, a protection layer on the substrate, the protection layer including a trench pattern and a recessed portion, a first electrode on the protection layer, a pixel defining layer on the protection layer, the pixel defining layer defining an opening that exposes at least a part of the first electrode, an organic light emitting layer on the first electrode, and a second electrode on the organic light emitting layer. The recessed portion overlaps the opening and is spaced apart from an edge of the opening in a plan view. The trench pattern includes a plurality of trenches extending along a first direction. Each trench of the plurality of trenches is spaced apart from the first electrode in a plan view and has a concave cross-section.
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公开(公告)号:US11882725B2
公开(公告)日:2024-01-23
申请号:US17459699
申请日:2021-08-27
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Junghyun Cho , Gunwoo Ko , Chiwook An
IPC: G06F3/041 , H10K59/40 , H10K50/86 , H10K50/858 , H10K59/38 , H10K59/122
CPC classification number: H10K50/858 , G06F3/0412 , H10K59/40 , H10K50/865 , H10K59/122 , H10K59/38
Abstract: A display apparatus includes: a first electrode; a bank layer defining a first opening which overlaps the first electrode in a plan view; an emission layer which overlaps the first electrode through the first opening; a second electrode on the emission layer; an encapsulation layer on the second electrode; a first insulating layer on the encapsulation layer, where the first insulating layer includes a first portion overlapping the first opening and defines a trench surrounding the first portion; a touch electrode on the first insulating layer; a second insulating layer on the touch electrode and defining a second opening which overlaps the first opening; and a third insulating layer on the second insulating layer.
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公开(公告)号:US20220013607A1
公开(公告)日:2022-01-13
申请号:US17135840
申请日:2020-12-28
Applicant: Samsung Display Co., Ltd.
Inventor: Wangwoo Lee , Minwoo Woo , Gunwoo Ko , Haeyoung Yun , Hyungjoo Jeon , Junghyun Cho
IPC: H01L27/32
Abstract: A display apparatus includes a substrate including a display area and a peripheral area outside the display area, a display element arranged on the substrate in the display area, an encapsulation layer arranged on the display element, a first insulating layer arranged on the encapsulation layer and including a first opening that corresponds to a light-emitting area of the display element, and a second insulating layer covering the first insulating layer. A second refractive index of the second insulating layer is greater than a first refractive index of the first insulating layer, and a side surface of the first insulating layer defining the first opening includes a staircase-shaped step.
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公开(公告)号:US20240237393A1
公开(公告)日:2024-07-11
申请号:US18616155
申请日:2024-03-25
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor: Minwoo Woo , Gunwoo Ko , Wangwoo Lee , Junghyun Cho , Kangwook Heo
IPC: H10K50/844 , G02F1/1333 , G02F1/1335 , G06F1/16 , G06F3/041 , G09F9/30 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/80 , H10K50/842 , H10K50/86 , H10K59/12 , H10K59/121 , H10K59/122 , H10K59/40 , H10K77/10 , H10K102/00
CPC classification number: H10K50/844 , G06F3/0412 , H10K50/86 , H10K59/122 , H10K59/40 , G02F1/133331 , G02F1/133514 , G06F1/1641 , G06F1/1652 , G09F9/301 , G09G2300/0408 , G09G2380/02 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K50/8426 , H10K50/868 , H10K59/12 , H10K59/1216 , H10K77/111 , H10K2102/311
Abstract: Provided is a display apparatus having improved reliability by effectively controlling spreading of an organic layer. The display apparatus includes a substrate including a display area, and a peripheral area outside the display area, a display element at the display area, an input-sensing layer over the display element, and an optical functional layer on the input-sensing layer, and including a first layer, which corresponds to the display area and the peripheral area, and a second layer on the first layer, and having a greater refractive index than the first layer, wherein the first layer defines a first valley portion defining first holes that is on the peripheral area, and that surrounds the second layer.
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公开(公告)号:US20230031015A1
公开(公告)日:2023-02-02
申请号:US17586681
申请日:2022-01-27
Applicant: Samsung Display Co., Ltd.
Inventor: Hyeonbum Lee , Junghyun Cho , Beohmrock Choi , Chiwook An
Abstract: A display apparatus includes a substrate, a first display area arranged on the substrate, and a second display area arranged on the substrate. The first display area includes a plurality of first pixel areas, and a plurality of first transmission areas respectively arranged to correspond to the plurality of first pixel areas to transmit light emitted from the plurality of first pixel areas, respectively, at least a portion of one of the plurality of first pixel areas is arranged to protrude from an edge of a planar shape of one of the plurality of first transmission areas.
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