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21.发明授权公开(公告)号：US11450726B2
公开(公告)日：2022-09-20
申请号：US16866112
申请日：2020-05-04
Applicant: Samsung Display Co., Ltd.
Inventor： Sehoon Jeong , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee
Abstract: According to an aspect of the invention, a display apparatus includes: a substrate comprising a first area and a second area; a first pixel electrode in the first area and a second pixel electrode in the second area; a first intermediate layer disposed on the first pixel electrode and a second intermediate layer disposed on the second pixel electrode; a first opposite electrode facing the first pixel electrode with the first intermediate layer therebetween and having a first light transmissivity; and a second opposite electrode facing the second pixel electrode with the second intermediate layer therebetween and having a second light transmissivity lower than the first light transmissivity.
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公开(公告)号：US20220246878A1
公开(公告)日：2022-08-04
申请号：US17521291
申请日：2021-11-08
Applicant: Samsung Display Co., Ltd.
Inventor： Woo Yong Sung , Jeongseok Lee , Sehoon Jeong
IPC: H01L51/52
Abstract: A display device includes a front area, a side area, a display panel, and a protective element. The side area peripheral to sides of the front area. The display panel includes a flat surface in the front area and a curved surface in the side area. The protective element is disposed on a lower surface of the display panel. The protective element has different thicknesses in the front area and the side area.
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公开(公告)号：US11283041B2
公开(公告)日：2022-03-22
申请号：US16696258
申请日：2019-11-26
Applicant: Samsung Display Co., Ltd.
Inventor： Yeonhwa Lee , Jaesik Kim , Jaeik Kim , Joongu Lee , Sehoon Jeong , Jiyoung Choung
Abstract: A display device includes: a circuit element layer comprising a transistor; a display element layer comprising a first electrode connected to the transistor, a second electrode facing the first electrode, an organic pattern between the first electrode and the second electrode, a pixel defining layer having an opening exposing the first electrode, an auxiliary electrode spaced apart from the opening to cover a portion of the pixel defining layer and connected to the second electrode, a first protection pattern covering the second electrode, and a second protection pattern covering the first protection pattern; and an encapsulation layer covering the display element layer, wherein the first protection pattern and the second protection pattern have stress in directions different from each other.
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公开(公告)号：US20200212143A1
公开(公告)日：2020-07-02
申请号：US16585240
申请日：2019-09-27
Applicant: Samsung Display Co., Ltd.
Inventor： Sehoon Jeong , Hyeyong Chu , Jaesik Kim , Yeonhwa Lee
Abstract: 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：US10347859B2
公开(公告)日：2019-07-09
申请号：US15606350
申请日：2017-05-26
Inventor： Yeonhwa Lee , Sangsoo Kim , Duckjung Lee , Joongu Lee , Sehoon Jeong , Jiyoung Choung
IPC: H01L51/50 , H01L51/52 , H01L51/56 , C09K11/06 , H01L51/00 , C07C211/54 , C07C211/61 , C07D209/86 , C07D209/88 , C07D307/91 , C07D401/12 , C07D405/12 , C07D409/12
Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, the organic layer including an emission layer, a hole transport region between the first electrode and the emission layer, and an electron transport region between the emission layer and the second electrode, wherein the electron transport region includes a first layer that includes a metal oxide and a metal halide, and wherein the first layer is not in direct contact with the emission layer.
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Patent Agency Ranking
公开(公告)号：US12256599B2
公开(公告)日：2025-03-18
申请号：US17842827
申请日：2022-06-17
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik Kim , Joongu Lee , Jaeik Kim , Yeonhwa Lee , Chanho Moon , Sehoon Jeong , Jiyoung Choung
Abstract: A display apparatus includes: a first substrate and a display unit. The display unit includes a display region and a transmissive region. The display unit further includes: an auxiliary layer disposed in correspondence with the transmissive region; and a second electrode disposed in correspondence with the display region and at least a portion of the transmissive region. The auxiliary layer includes a first material, the second electrode includes a second material, and the first material and the second material each satisfy Equation 1 below: ST2−ST1>0 mJ/m2, wherein, in Equation 1, ST1 is a surface energy of the first material at 25° C., and ST2 is a surface energy of the second material at 25° C.
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公开(公告)号：US12207488B2
公开(公告)日：2025-01-21
申请号：US17521291
申请日：2021-11-08
Applicant: Samsung Display Co., Ltd.
Inventor： Woo Yong Sung , Jeongseok Lee , Sehoon Jeong
IPC: H10K50/84
Abstract: A display device includes a front area, a side area, a display panel, and a protective element. The side area peripheral to sides of the front area. The display panel includes a flat surface in the front area and a curved surface in the side area. The protective element is disposed on a lower surface of the display panel. The protective element has different thicknesses in the front area and the side area.
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公开(公告)号：US11678522B2
公开(公告)日：2023-06-13
申请号：US17557362
申请日：2021-12-21
Applicant: Samsung Display Co., Ltd.
Inventor： Sehoon Jeong , Hyeyong Chu , Jaesik Kim , Yeonhwa Lee
CPC classification number: H01L27/3246 , H01L51/0016 , H01L51/5218 , H01L51/5253 , H01L51/56 , H01L2227/323 , H01L2251/5315
Abstract: An organic light-emitting display apparatus including: a substrate; a pixel electrode located on the substrate; a pixel-defining film covering 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：US11626574B2
公开(公告)日：2023-04-11
申请号：US16847349
申请日：2020-04-13
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee , Sehoon Jeong
Abstract: An organic light-emitting display apparatus includes: a substrate; first and second pixel electrodes on the substrate and spaced from each other; an insulating layer between the first and second pixel electrodes, the insulating layer covering ends of the first and second pixel electrodes, and having a step height difference; an auxiliary electrode on the insulating layer; first and second intermediate layers on the first and second pixel electrodes, the first and second intermediate layers being spaced from each other, and including first and second light-emitting layers, respectively; first and second opposite electrodes on the first and second intermediate layers, the first and second opposite electrodes being spaced from each other, and in contact with the auxiliary electrode; and first and second passivation layers on the first and second opposite electrodes, the first and second passivation layers being spaced from each other, and covering the first and second opposite electrodes, respectively.
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公开(公告)号：US20220392975A1
公开(公告)日：2022-12-08
申请号：US17842827
申请日：2022-06-17
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik Kim , Joongu Lee , Jaeik Kim , Yeonhwa Lee , Chanho Moon , Sehoon Jeong , Jiyoung Choung
Abstract: A display apparatus includes: a first substrate and a display unit. The display unit includes a display region and a transmissive region. The display unit further includes: an auxiliary layer disposed in correspondence with the transmissive region; and a second electrode disposed in correspondence with the display region and at least a portion of the transmissive region. The auxiliary layer includes a first material, the second electrode includes a second material, and the first material and the second material each satisfy Equation 1 below: ST2−ST1>0 mJ/m2, wherein, in Equation 1, ST1 is a surface energy of the first material at 25° C., and ST2 is a surface energy of the second material at 25° C.
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