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公开(公告)号：US11545653B2
公开(公告)日：2023-01-03
申请号：US17147955
申请日：2021-01-13
发明人： Chanho Moon , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee
摘要： A display device may include a pixel area and a transmission area adjacent to the pixel area, a circuit element disposed in the pixel area and including a transistor and a capacitor, a pixel electrode layer disposed in the pixel area and electrically connected to the circuit element, an emission layer disposed on the pixel electrode layer, an opposite electrode layer disposed on the emission layer, and a surface energy control layer disposed between the emission layer and the opposite electrode layer and including a perfluorinated material. The surface energy control layer may have a portion extending into the transmission area.
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公开(公告)号：US11476436B2
公开(公告)日：2022-10-18
申请号：US16363813
申请日：2019-03-25
发明人： Jaeik Kim , Jaesik Kim , Yeonhwa Lee , Joongu Lee , Sehoon Jeong , Jiyoung Choung
摘要： An organic light-emitting display apparatus and a manufacturing method thereof have improved process stability and reliability by reducing damage to the organic light-emitting display apparatus during a manufacturing process. The organic light-emitting display apparatus includes: a substrate, a plurality of pixel electrodes, a pixel defining film, a plurality of hole control layers respectively arranged on the pixel electrodes, a plurality of emission layers respectively arranged on the hole control layers, a plurality of buffer layers respectively arranged on the emission layers, each of the buffer layers having a highest occupied molecular orbital (HOMO) energy level greater than the HOMO energy level of each of the plurality of emission layers, and an opposite electrode integrally provided over the buffer layers.
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公开(公告)号：US11222936B2
公开(公告)日：2022-01-11
申请号：US16585240
申请日：2019-09-27
发明人： Sehoon Jeong , Hyeyong Chu , Jaesik Kim , Yeonhwa Lee
摘要： An organic light-emitting display apparatus including: a substrate; a pixel electrode located on the substrate; a pixel-defining film coveting an end portion of the pixel electrode; an intermediate layer located on the pixel electrode and including an emission layer; a counter electrode located on the intermediate layer; a passivation layer located on the counter electrode and including a cover portion covering a top surface of the counter electrode and a protrusion extending from an end portion of the cover portion away from the substrate; and an encapsulation member covering the passivation layer.
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公开(公告)号：US10608064B2
公开(公告)日：2020-03-31
申请号：US16538618
申请日：2019-08-12
发明人： Joongu Lee , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Sehoon Jeong
摘要： An organic light-emitting display device includes a first pixel electrode, a second pixel electrode, a pixel-defining layer disposed on the first pixel electrode and the second pixel electrode and exposing at least portions of the first pixel electrode and the second pixel electrode, a first stack disposed on the exposed portion of the first pixel electrode, a first protective layer, a second stack disposed on the exposed portion of the second pixel electrode, and a first inorganic conductive layer. The first stack includes a first intermediate layer including an emission layer and a first opposite electrode on the first intermediate layer. The first protective layer is disposed on the first stack. The second stack includes a second intermediate layer including an emission layer and a second opposite electrode on the second intermediate layer. The first inorganic conductive layer is disposed between the second pixel electrode and the second stack.
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公开(公告)号：US20190173046A1
公开(公告)日：2019-06-06
申请号：US16185876
申请日：2018-11-09
发明人： Sehoon Jeong , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee , Jiyoung Choung
摘要： A method includes: forming first and second pixel electrodes on a substrate; exposing upper surfaces of the first and second pixel electrodes; forming a pixel defining layer covering edges of the first and second pixel electrodes; sequentially forming a first lift-off layer, a first shape memory alloy layer, and a first photoresist; forming a first opening exposing an upper surface of the first pixel electrode by patterning the first lift-off layer, the first shape memory alloy layer, and the first photoresist; forming, on the first pixel electrode and the first photoresist, a first organic functional layer including a first emission layer; deforming an end portion of the first shape memory alloy layer, in the first opening, in a direction away from a horizontal surface of the substrate; forming a first protection layer over the first organic functional layer; and removing a remainder of the first lift-off layer.
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公开(公告)号：US10236328B2
公开(公告)日：2019-03-19
申请号：US15831829
申请日：2017-12-05
发明人： Jaesik Kim , Yeonhwa Lee , Joongu Lee , Sehoon Jeong
摘要： A method of manufacturing an organic light-emitting display device includes forming pixel electrodes on a substrate, forming a first protective layer with a first exposure portion that exposes a first pixel electrode of the pixel electrodes, forming on the first pixel electrode a first intermediate layer and a first blocking layer covering the first intermediate layer, removing the first protective layer, forming a second protective with a second exposure portion that exposes a second pixel electrode of the pixel electrodes, forming on the first pixel electrode a second intermediate layer and a second blocking layer covering the second intermediate layer, removing the second protective layer, forming a third protective with a third exposure portion that exposes a third pixel electrode of the pixel electrodes, and forming a third intermediate layer on the third pixel electrode, wherein each of the first and second blocking layers includes a self-assembled monolayer.
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公开(公告)号：US10211430B2
公开(公告)日：2019-02-19
申请号：US15803131
申请日：2017-11-03
发明人： Sehoon Jeong , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee
摘要： A method of manufacturing an organic light-emitting display device includes: preparing a substrate including pixel electrodes; forming a pixel defining layer on the substrate, the pixel defining layer exposing a central portion of each of the pixel electrodes and covering an edge portion of each of the pixel electrodes; forming partitioning walls in correspondence with at least a portion of an upper surface of the pixel defining layer, the partitioning walls including a first resin; removing a solvent in the partitioning walls by baking the partitioning walls; forming a first mask layer filling a space between the partitioning walls and exposing a first pixel electrode among the pixel electrodes, the first mask layer including a second resin; and forming a first intermediate layer on the first pixel electrode.
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8.发明申请公开(公告)号：US20180108840A1
公开(公告)日：2018-04-19
申请号：US15841221
申请日：2017-12-13
发明人： Youngsuk Cho , Taemin Kang , Jaesik Kim , Jeongkuk Kim
CPC分类号： H01L51/0011 , C23C14/042 , C23C16/042 , H01L27/3211 , H01L27/3216 , H01L27/3246 , H01L51/001 , H01L51/5012 , H01L51/56 , H01L2227/323
摘要： Provided is a mask assembly, an apparatus, and a method of manufacturing a display apparatus using such mask assembly and apparatus. The mask assembly deposits a deposition material on a first pixel among a plurality of pixels disposed on a device substrate and including the first pixel and a second pixel includes a mask substrate, a molding layer stacked on the mask substrate and including a hole corresponding to a position of the second pixel, a blocking plate detachably mounted in the hole and configured to block the second pixel from the deposition material by covering the second pixel when the blocking plate is detached from the hole.
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9.发明授权公开(公告)号：US11758768B2
公开(公告)日：2023-09-12
申请号：US17481002
申请日：2021-09-21
发明人： Jaesik Kim , Yeonhwa Lee , Joongu Lee , Sehoon Jeong
IPC分类号： H10K59/122 , H10K71/00 , H10K71/20 , H10K50/81 , H10K50/82 , H10K59/12 , H10K102/10
CPC分类号： H10K59/122 , H10K71/00 , H10K71/221 , H10K71/621 , H10K50/81 , H10K50/82 , H10K59/1201 , H10K2102/101 , H10K2102/103
摘要： An organic light-emitting display apparatus including a substrate, a first first electrode on the substrate, a first organic functional layer on the first first electrode, the first organic functional layer including a first emission layer, a first second electrode on the first organic functional layer, a second first electrode on the substrate, the second first electrode being spaced apart from the first first electrode, a second organic functional layer on the second first electrode, the second organic functional layer including a second emission layer, a second second electrode on the second organic functional layer, and a self-assembled layer between the first organic functional layer and the second organic functional layer, the self-assembled layer containing fluorine.
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公开(公告)号：US11609601B2
公开(公告)日：2023-03-21
申请号：US16812067
申请日：2020-03-06
发明人： Jaeik Kim , Jaesik Kim , Yeonhwa Lee , Joongu Lee , Jiyoung Choung
摘要： A display apparatus having high external light transmittance and a manufacturing method of the display apparatus are provided, wherein the display apparatus does not substantially include a common electrode in a transmission region. Particularly, a display apparatus includes a first substrate, a second substrate facing the first substrate, and a display unit interposed between the first substrate and the second substrate.
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