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公开(公告)号：US20210020819A1
公开(公告)日：2021-01-21
申请号：US17061144
申请日：2020-10-01
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyundeok Im , Jonghyuk Kang , Daehyun Kim , Jooyeol Lee , Hyunmin Cho
Abstract: A display device includes a substrate, a first electrode extending in a first direction on the substrate, a first partition wall extending in the first direction on a central portion of the first electrode, a second electrode extending in parallel with the first electrode on the substrate, a second partition wall extending in the first direction on a central portion of the second electrode, and a plurality of light-emitting diodes electrically connected between the first electrode and the second electrode.
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公开(公告)号：US10564344B2
公开(公告)日：2020-02-18
申请号：US15066576
申请日：2016-03-10
Applicant: Samsung Display Co., LTD.
Inventor： Hyundeok Im , Jonghyuk Kang , Jaebyung Park , Hyunmin Cho
Abstract: A display panel includes a first substrate including a first base substrate and a pixel part, a second substrate disposed under the first substrate and including a second base substrate, which includes a side surface and an upper surface connected to the side surface, and a light exit direction control plate disposed between the second base substrate and the pixel part, and a light source part disposed to face the side surface of the second base substrate and which provides the side surface with a light. The second base substrate guides the light to allow the light to exit through the upper surface as a surface light source and the light exit direction control plate includes a light exit direction control groove to control an exit angle of the surface light source.
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公开(公告)号：US10197855B2
公开(公告)日：2019-02-05
申请号：US15067651
申请日：2016-03-11
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyunmin Cho , Jonghyuk Kang , Jaebyung Park , Hyundeok Im , Jaewoong Kang , Sungjin Hong
IPC: G02F1/1335 , G02F1/1333
Abstract: A liquid crystal display device includes a display panel which displays an image, an accommodating frame in which the display panel is accommodated, the accommodating frame including a bottom portion, a plurality of light source units arranged in a matrix form on the bottom portion, and a plurality of partitions dividing the plurality of light source units based on a row or column direction, wherein each of the plurality of light source units includes a plurality of light sources having different wavelengths, and the partition is spaced apart from the display panel and the bottom portion.
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公开(公告)号：US12040425B2
公开(公告)日：2024-07-16
申请号：US17460116
申请日：2021-08-27
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyunmin Cho , Daehyun Kim , Sungchul Kim , Jonghyuk Kang , Keunkyu Song , Jooyeol Lee , Hyundeok Im , Chio Cho , Hyeyong Chu , Sungjin Hong
IPC: H01L33/62 , H01L25/075 , H01L27/15 , H01L33/00 , H01L33/06 , H01L33/32 , H01L33/38 , H01L33/40 , H01L33/44 , H05K1/11 , H05K1/18
CPC classification number: H01L33/0075 , H01L25/0753 , H01L27/156 , H01L33/06 , H01L33/32 , H01L33/38 , H01L33/405 , H01L33/44 , H01L33/62 , H05K1/11 , H05K1/181 , H01L2224/95085 , H01L2933/0016 , H05K2201/10106
Abstract: A display apparatus includes a substrate, a first electrode on the substrate, the first electrode including a first portion that has a flat upper surface and a second portion that protrudes from the first portion and has an inclined surface, a second electrode facing the first electrode in parallel on the substrate, the second electrode including a first portion that has a flat upper surface and a second portion that protrudes from the first portion and has an inclined surface, and a plurality of light-emitting devices separate from each other on the first electrode and the second electrode, the light-emitting devices each having a first end contacting the upper surface of the first portion of the first electrode and a second end contacting the upper surface of the first portion of the second electrode.
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25.发明授权公开(公告)号：US11678528B2
公开(公告)日：2023-06-13
申请号：US16953188
申请日：2020-11-19
Applicant: Samsung Display Co., Ltd.
Inventor： Sang Gab Kim , Hyunmin Cho , Taesung Kim , Subin Bae , Yu-Gwang Jeong , Jinseock Kim
CPC classification number: H01L27/3258 , H01L27/3248 , H01L27/3276 , H01L51/5218 , H01L51/56 , H01L27/1288 , H01L51/0018 , H01L2227/323 , H01L2251/558
Abstract: A method of manufacturing a display substrate may include the following steps: forming a drain electrode on a pixel area of a substrate; forming a pad electrode on a pad area of the substrate; forming an inorganic insulation layer that covers the drain electrode and the pad electrode; forming an organic insulation member that has a first thickness at the pixel area of the substrate, has a second thickness less than the first thickness at the pad area of the substrate, exposes a first portion of the inorganic insulation layer on the drain electrode, and exposes a second portion of the inorganic insulation layer on the pad electrode; removing the first portion of the inorganic insulation layer and the second portion of the inorganic insulation layer; and partially removing the organic insulation member.
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Patent Agency Ranking
公开(公告)号：US20230052920A1
公开(公告)日：2023-02-16
申请号：US17868885
申请日：2022-07-20
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyunmin Cho , Taesung Kim , Sungwon Cho , Yunjong Yeo
Abstract: A display apparatus includes: a substrate; a first semiconductor layer disposed over the substrate; a first insulating layer disposed on the first semiconductor layer; a second insulating layer disposed on the first insulating layer; a first oxide material layer disposed between the substrate and the second insulating layer; and a first conductive layer disposed on the second insulating layer and electrically connected to the first semiconductor layer through a first contact hole defined in the first insulating layer, the second insulating layer, and the first oxide material layer.
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公开(公告)号：US11574954B2
公开(公告)日：2023-02-07
申请号：US17195164
申请日：2021-03-08
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyundeok Im , Jonghyuk Kang , Daehyun Kim , Jooyeol Lee , Hyunmin Cho
IPC: H01L27/15 , G09G3/32 , H01L25/075 , H01L33/62
Abstract: A display device and a method of manufacturing a display device are provided. A display device includes: a substrate; a switching element on the substrate; a first insulating layer on the switching element; a first alignment electrode and a second alignment electrode disposed on the first insulating layer so as to face each other; a second insulating layer on the first alignment electrode and the second alignment electrode; a first driving electrode on the second insulating layer and connected to the switching element; a second driving electrode disposed on the second insulating layer so as to face the first driving electrode; and a light emitting element between the first driving electrode and the second driving electrode, and a distance between the first alignment electrode and the second alignment electrode is less than a distance between the first driving electrode and the second driving electrode.
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28.发明授权公开(公告)号：US11462526B2
公开(公告)日：2022-10-04
申请号：US17035616
申请日：2020-09-28
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Daehyun Kim , Hyundeok Im , Hyunmin Cho , Jonghyuk Kang , Sungjin Hong , Jooyeol Lee , Chio Cho
IPC: H01L33/38 , H01L33/62 , H01L25/16 , H01L25/075 , H01L27/12 , H01L33/32 , H01L33/42 , H01L21/68 , H01L33/06 , H01L33/60
Abstract: A pixel structure of a display apparatus includes an electrode line, at least one ultra small light-emitting diode, and a connection electrode. The electrode line includes a second electrode separated from a first electrode and at a same level as the first electrode on a base substrate. The at least one ultra small light-emitting diode is on the base substrate and has a length less than a distance between the first and second electrodes. A connection electrode includes a first contact electrode connecting the first electrode to the ultra small light-emitting diode and a second contact electrode connecting the second electrode to the ultra small light-emitting diode.
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公开(公告)号：US11114582B2
公开(公告)日：2021-09-07
申请号：US16889123
申请日：2020-06-01
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Hyunmin Cho , Daehyun Kim , Sungchul Kim , Jonghyuk Kang , Keunkyu Song , Jooyeol Lee , Hyundeok Im , Chio Cho , Hyeyong Chu , Sungjin Hong
IPC: H01L33/38 , H01L25/075 , H01L33/00 , H01L33/62 , H01L27/15 , H01L33/06 , H01L33/32 , H01L33/40 , H01L33/44 , H05K1/11 , H05K1/18
Abstract: A display apparatus includes a substrate, a first electrode on the substrate, the first electrode including a first portion that has a flat upper surface and a second portion that protrudes from the first portion and has an inclined surface, a second electrode facing the first electrode in parallel on the substrate, the second electrode including a first portion that has a flat upper surface and a second portion that protrudes from the first portion and has an inclined surface, and a plurality of light-emitting devices separate from each other on the first electrode and the second electrode, the light-emitting devices each having a first end contacting the upper surface of the first portion of the first electrode and a second end contacting the upper surface of the first portion of the second electrode.
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公开(公告)号：US10446098B2
公开(公告)日：2019-10-15
申请号：US15098612
申请日：2016-04-14
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jaebyung Park , Hyundeok Im , Hyunmin Cho , Jonghyuk Kang , Suksun Lee , Jaewoong Kang , Sungjin Hong
IPC: G09G3/36 , G02F1/1335
Abstract: A display device includes a display panel comprising a first pixel and a second pixel, and a light source unit providing, to the display panel, a first light and a second light having different wavelengths from each other where the first pixel includes a wavelength conversion layer which transmits the first light and converts the second light into a third light to thereby emit the third light, and the second pixel includes a light transmission layer which transmits the first light and the second light.
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