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公开(公告)号：US10928573B2
公开(公告)日：2021-02-23
申请号：US16858129
申请日：2020-04-24
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sunghoon Lee , Joonyong Park , Dongouk Kim , Jihyun Bae , Bongsu Shin , Dongsik Shim , Jaeseung Chung
IPC: G02B5/30 , G03F7/00 , B28D5/02 , G02F1/1335
Abstract: A method for manufacturing a pattern structure includes preparing a wafer that has a plurality of fine patterns, generating a first trench by processing the wafer from a first surface to a first depth, and generating a second trench connected to the first trench by processing the wafer from a second surface which is opposite to the first surface to a second depth, thereby cutting the wafer.
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2.发明授权公开(公告)号：US10852559B2
公开(公告)日：2020-12-01
申请号：US15946282
申请日：2018-04-05
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chilsung Choi , Hoon Song , Jungkwuen An , Sunil Kim , Sunghoon Lee , Hongseok Lee
Abstract: Provided are a light guide plate, a backlight unit, and a holographic display apparatus including the backlight unit. The backlight unit includes a light source and a light guide plate including two or more layers configured to guide light from the light source, wherein the two or more layers are configured to control a ratio of light transmitted therethrough to light reflected thereby.
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公开(公告)号：US10754171B2
公开(公告)日：2020-08-25
申请号：US15655327
申请日：2017-07-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jihyun Bae , Joonyong Park , Youngju Jeong , Bongsu Shin , Dongouk Kim , Dongsik Shim , Sunghoon Lee , Jaeseung Chung
Abstract: A method of correcting optical characteristics of a back light unit (BLU) for a three-dimensional (3D) display apparatus includes: obtaining first optical characteristics of a reference image; obtaining a corrected image by applying an initial correction value, which is determined based on the first optical characteristics, to the reference image; obtaining second optical characteristics of the corrected image; determining whether the second optical characteristics match reference optical characteristics; outputting the corrected image based on determining that the second optical characteristics match the reference optical characteristics, and obtaining a new corrected image and repeating, for the new corrected image, the obtaining the second optical characteristics and the determining whether the second optical characteristics match the reference optical characteristics, based on determining that the second optical characteristics of the corrected image do not match the reference optical characteristics.
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公开(公告)号：US10191198B2
公开(公告)日：2019-01-29
申请号：US15351950
申请日：2016-11-15
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seogwoo Hong , Dongsik Shim , Dongouk Kim , Hyunjoon Kim , Joonyong Park , Jihyun Bae , Bongsu Shin , Sunghoon Lee , Jaeseung Chung
Abstract: A display apparatus including a directional backlight unit and a method of assembling the display apparatus are disclosed. The display apparatus includes an auxiliary structure coupled to an input coupler and a switch panel module.
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公开(公告)号：US10185218B2
公开(公告)日：2019-01-22
申请号：US14733172
申请日：2015-06-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jaeseung Chung , Dongouk Kim , Joonyong Park , Jihyun Bae , Bongsu Shin , Jong G. Ok , Ilsun Yoon , Sunghoon Lee , Sukgyu Hahm
IPC: G03F7/00
Abstract: A method of transferring a reverse pattern using an imprint process includes: preparing a master mold, where a first pattern is defined on a surface of the master mold; coating an imprint resin on the master mold to cover the first pattern; pressing the imprint resin toward the master mold using a stamp member; curing the imprint resin to form a second pattern between the master mold and the stamp member, where the second pattern has a reverse shape to a shape of the first pattern; detaching the stamp member from the master mold to separate the second pattern from the master mold; and transferring the second pattern onto a transfer substrate.
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Patent Agency Ranking
公开(公告)号：US09759856B2
公开(公告)日：2017-09-12
申请号：US15154343
申请日：2016-05-13
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Taesung Jung , Dongouk Kim , Joonyong Park , Jihyun Bae , Bongsu Shin , Sunghoon Lee , Jaeseung Chung , Alexander V. Morozov
CPC classification number: G02B6/0068 , G02B6/0036 , G02B6/0058 , G02B6/0065 , G02B27/2214
Abstract: A curved backlight unit is provided. The backlight unit includes a curved light guide plate having a curvature, a first light source configured to provide a first illumination light to a first surface of the curved light guide plate, an array of a plurality of different grating elements disposed on a second surface of the curved light guide plate and configured to allow the first illumination light to exit the curved light guide plate from the second surface, and a second light source configured to provide a second illumination light to a third surface facing the second surface of the curved light guide plate. The curved light guide plate includes a first area configured to allow the second illumination light to exist at a first intensity and a second area configured to allow the second illumination light to exist at a second intensity that is less than the first intensity.
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7.发明授权公开(公告)号：US09703027B2
公开(公告)日：2017-07-11
申请号：US14541652
申请日：2014-11-14
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jaeseung Chung , Dongouk Kim , Joonyong Park , Jihyun Bae , Bongsu Shin , Sunghoon Lee , Sukgyu Hahm
IPC: G02F1/1335 , G02B5/30
CPC classification number: G02B5/3058 , G02F1/133528 , G02F2001/133548
Abstract: A wire grid polarizer includes a substrate, a first layer and a second layer disposed on the first layer, in which a first region and a second region are defined in the first layer, the first layer includes: a first wire grid including a plurality of first wires and disposed in the first region, where the first wires are spaced apart from each other, and no wire grid is disposed in the second region; and a first protection layer which covers the first wire grid, a third region and a fourth region are defined in the second layer, and the second layer includes a second wire grid including a plurality of second wires and disposed in the third region, where the second wires are spaced apart from each other, and no wire grid is disposed in the fourth region.
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8.发明授权公开(公告)号：US12283213B2
公开(公告)日：2025-04-22
申请号：US18618106
申请日：2024-03-27
Applicant: Samsung Electronics Co., Ltd.
Inventor： Juyeoung Kim , Minsoo Kim , Sanghyuk Koh , Seonkeun Park , Sunghoon Lee , Jaewoong Chung , Hanchul Jung
IPC: G09G3/00 , G06F3/04886
Abstract: An electronic device is provided and includes a display, memory, and one or more processors communicatively coupled to the display and the memory, wherein the one or more computer programs cause the electronic device to display a first screen in a first area of the display during a first state, detect an event in a state display a first object corresponding to the event in a partial area of the first area, identify a first gesture input of a user in an area, and change a state of the display from the first state to a second state in which the first area and the second area of the display are exposed to the outside of the electronic device.
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公开(公告)号：US11980052B2
公开(公告)日：2024-05-07
申请号：US17154165
申请日：2021-01-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sunghoon Lee , MyongJong Kwon , Wonjae Joo
CPC classification number: H10K50/854 , H10K50/15 , H10K50/16 , H10K50/171 , H10K50/868 , H10K71/00
Abstract: A metasurface includes a substrate with a first surface area having first surface energy, and a second surface area formed to surround the first surface area and having second surface energy less than the first surface energy, a polymer layer provided on the substrate at a position corresponding to the first surface area and including a polymer material and a metal reflective layer provided on the polymer layer and having a phase modulation surface including metal.
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公开(公告)号：US11640353B2
公开(公告)日：2023-05-02
申请号：US17570780
申请日：2022-01-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hyojin Jeong , Youngjoon Choi , Sunghoon Lee , Jae-Hyeon Ju
Abstract: A data management method of a data storage device having a data management unit different from a data management unit of a user device receives information regarding a storage area of a file to be deleted, from the user device, selects a storage area which matches with the data management unit of the data storage device, from among the storage area of the deleted file, and performs an erasing operation on the selected storage area which matches with the data management unit.
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