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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：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：US11213914B2
公开(公告)日：2022-01-04
申请号：US15422847
申请日：2017-02-02
Applicant: Samsung Display Co., Ltd.
Inventor： Jaesik Kim , Taemin Kang , Jeongkuk Kim , Youngsuk Cho
IPC: B23K26/067 , B23K26/064
Abstract: Provided are a laser processing method capable of performing various types of processing while reducing a need to change components and method of manufacturing a display apparatus by using the laser processing method. The laser processing method includes: splitting a laser beam emitted from a laser beam source into a plurality of laser beams by using a laser beam splitter; and transmitting at least two of the plurality of laser beams through a position adjustment equipment that is on paths of the at least two laser beams in order to adjust a distance between the at least two laser beams by using a difference between a refractive index of an element of the position adjustment equipment and a refractive index of a peripheral environment.
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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：US20180358584A1
公开(公告)日：2018-12-13
申请号：US15803131
申请日：2017-11-03
Applicant: Samsung Display Co., Ltd.
Inventor： Sehoon JEONG , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee
CPC classification number: H01L51/56 , H01L27/3244 , H01L27/3246 , H01L51/5012 , H01L51/5064 , H01L51/508
Abstract: 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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Patent Agency Ranking
公开(公告)号：US09842781B2
公开(公告)日：2017-12-12
申请号：US14747046
申请日：2015-06-23
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Duckjung Lee , Jaesik Kim , Hyunsung Bang , Jungsun Park
CPC classification number: H01L22/20 , C23C14/042 , C23C14/12 , C23C14/28 , H01L51/0013 , H01L51/5284 , H01L51/56
Abstract: An electrostatic chuck system includes an electrostatic chuck with a plurality of unit chucks supporting a display substrate, an optical photomask on the display substrate, the optical photomask having a material to be transferred onto the display substrate, a light source on the optical photomask, a gap measuring meter for measuring a gap between the display substrate and the optical photomask, a power source unit for applying power to each of the plurality of unit chucks through variable resistance units respectively connected to the plurality of unit chucks, and a control unit electrically connected to the gap measuring meter, the variable resistance units, and the power source unit, and transmits a signal for adjusting the gap.
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27.发明授权公开(公告)号：US09786844B2
公开(公告)日：2017-10-10
申请号：US15183375
申请日：2016-06-15
Applicant: Samsung Display Co., Ltd.
Inventor： Youngsuk Cho , Taemin Kang , Jaesik Kim , Jeongkuk Kim
CPC classification number: H01L51/0011 , C23C14/042 , C23C16/042 , H01L27/3216 , H01L27/3246 , H01L51/001 , H01L51/5012 , H01L51/56 , H01L2227/323
Abstract: 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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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：US11730021B2
公开(公告)日：2023-08-15
申请号：US17871128
申请日：2022-07-22
Applicant: Samsung Display Co., Ltd.
Inventor： Wooyong Sung , Jaesik Kim , Jaeik Kim , Yeonhwa Lee , Joongu Lee
IPC: H10K59/122 , H10K71/00 , H10K102/10
CPC classification number: H10K59/122 , H10K71/00 , H10K2102/103
Abstract: To provide a display device having a reduced non-display area, the display device including: a substrate including a display area, the display area including 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 pixel-defining layer on the substrate and including a first opening and a second opening, the first opening exposing at least a portion of the first pixel electrode, and the second opening exposing at least a portion of the second pixel electrode; a first intermediate layer on the at least a portion of the first pixel electrode, and a second intermediate layer on the at least a portion of the second pixel electrode; a first opposite electrode on the first intermediate layer; and a second opposite electrode on the first opposite electrode and the second intermediate layer.
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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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