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公开(公告)号：US11860410B2
公开(公告)日：2024-01-02
申请号：US17023631
申请日：2020-09-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongjae Shin , Dongsik Shim , Eunkyung Lee , Changbum Lee , Bongyong Jang
CPC classification number: G02B6/12004 , G02B6/125 , G02B6/12007 , G02B6/136 , G02B6/29301 , G02B2006/12128
Abstract: A photonic integrated circuit platform includes a substrate, a first oxide layer disposed on the substrate and including an insulating transparent oxide, and a first optical element layer disposed on the first oxide layer and including a semiconductor material. The photonic integrated circuit platform further includes a second optical element layer disposed on the first optical element layer and including an insulating material different from the insulating transparent oxide of the first oxide layer, the second optical element layer further including a compound semiconductor material different from the semiconductor material of the first optical element layer, a second oxide layer disposed on the second optical element layer and including an insulating transparent oxide, and a plurality of optical elements formed by patterning the first optical element layer or the second optical element layer.
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公开(公告)号：US10754222B2
公开(公告)日：2020-08-25
申请号：US16190912
申请日：2018-11-14
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Changgyun Shin , Dongjae Shin , Dongsik Shim , Changbum Lee
IPC: G02F1/295 , H01S5/14 , H01S5/06 , H01S5/40 , H01S3/10 , H01S5/00 , H01S5/02 , H01S3/063 , H01S5/026
Abstract: A light steering apparatus is provided including a tunable laser source and a system including the light steering apparatus. The light steering apparatus includes the tunable laser source and a steering device. A plurality of laser beams having optical coherence with each other and output from the tunable laser source are incident onto the steering device, and the steering device includes a plurality of modulation units for beam steering.
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公开(公告)号：US10718891B2
公开(公告)日：2020-07-21
申请号：US15870291
申请日：2018-01-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sunghoon Lee , Joonyong Park , Dongouk Kim , Jihyun Bae , Bongsu Shin , Dongsik Shim , Jaeseung Chung
Abstract: An input coupler includes: a plurality of semi-reflectors located along an optical path along which a light incident from a light source travels, each of the plurality of semi-reflectors comprising a reflective surface that is inclined with respect to the optical path and configured to reflect a first portion of the light and transmit a second portion of the light; and a plurality of optical path changing members configured to change an optical path of the light transmitted through the plurality of semi-reflectors, wherein the plurality of semi-reflectors and the plurality of optical path changing members are arranged such that the light passing through at least one of the plurality of semi-reflectors and emitted in one direction has a linear beam distribution.
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公开(公告)号：US11092691B2
公开(公告)日：2021-08-17
申请号：US16041155
申请日：2018-07-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongsik Shim
Abstract: A system including a beam steering device, includes a substrate, at least one light source disposed on the substrate and configured to irradiate at least one light beam, and optical phased arrays disposed on a same plane of the substrate and configured to adjust a direction of the at least one light beam that is irradiated, to output a first plurality of light beams to an object. Each of the optical phased arrays has a different view angle range. The system further includes light detecting elements configured to detect a second plurality of light beams that are reflected by the object to which the first plurality of light beams is output. The light detecting elements respectively correspond to the optical phased arrays.
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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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Patent Agency Ranking
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：US10381798B2
公开(公告)日：2019-08-13
申请号：US15805717
申请日：2017-11-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongsik Shim , Byunggil Jeong , Byounglyong Choi
Abstract: Provided are a hybrid photon device including an etch stop layer and a method of manufacturing the hybrid photon device. The hybrid photon device includes: a silicon substrate including a waveguide on a surface thereof; a front etch stop layer and a rear etch stop layer disposed on a surface of the waveguide, the front and rear etch stop layers formed respectively to either side of the first region in a length direction of the waveguide; and a group III/V light-emitting unit generating light on a region of the silicon substrate between the front and rear etch stop layers.
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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：US09971145B2
公开(公告)日：2018-05-15
申请号：US15220930
申请日：2016-07-27
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongsik Shim , Hongseok Lee , Seogwoo Hong , Joonyong Park
CPC classification number: G02B26/04 , G02B6/0051 , G02B6/0068 , G02B26/023 , G09G3/3413 , G09G3/3473
Abstract: A mirror display includes a light source, a light guide plate configured to guide light emitted from the light source, a first electrode layer spaced apart from the light guide plate and including at least one first hole, a first spacer provided between the light guide plate and the first electrode layer, a second electrode layer spaced apart from the first electrode layer and including at least one second hole not facing the first hole, and a substrate provided on the second electrode layer.
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公开(公告)号：US10539734B2
公开(公告)日：2020-01-21
申请号：US15418119
申请日：2017-01-27
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongsik Shim , Dongouk Kim , Hyunjoon Kim , Joonyong Park , Jihyun Bae , Bongsu Shin , Sunghoon Lee , Jaeseung Chung
IPC: F21V8/00
Abstract: A directional backlight unit is provided, including a light guide plate, a light source, and a grating that is formed on a light-emitting surface of the light guide plate. The grating is configured such that an intensity of one ray of light, of the light irradiated by the light source and diffracted and emitted by the grating, is greater than a sum of intensities of all other rays of light, of the light irradiated by the light source and diffracted and emitted by the grating.
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