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公开(公告)号：US20210271090A1
公开(公告)日：2021-09-02
申请号：US17170269
申请日：2021-02-08
Inventor： Bongsu SHIN , Jesung KOH , Geeyoung SUNG , Hongseok LEE , Dongjin KIM , Baekgyeom KIM
IPC: G02B27/01 , G02B30/34 , H04N13/344 , H04N13/128 , H04N13/366
Abstract: Provided is an image display device including a display element configured to modulate light to form an image; a light transfer unit configured to transmit the image formed by the display element to eyes of an observer, the light transfer unit comprising a focusing member; and a driver configured to drive the display element to change a position of the display element, the driver including: a first actuator comprising a deformable wire; a housing that fixes a first end and a second end of the deformable wire; and an operating structure through which the deformable wire is routed, wherein the operating structure is configured move the display element in a first direction in conjunction with a length variation of the deformable wire, and the operating structure includes an elastic structure configured to prevent tilt with respect to an axis in the first direction.
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公开(公告)号：US20200294190A1
公开(公告)日：2020-09-17
申请号：US16539618
申请日：2019-08-13
Inventor： Bongsu SHIN , Woojun HAN , Jaisoon KIM , Sunil KIM , Geeyoung SUNG
Abstract: Provided is a display apparatus including an image forming optical system configured to form an image to be displayed, an eyepiece optical system configured to provide the image formed by the image forming optical system to a pupil of an observer, and an image shifting optical system disposed on an optical path between the image forming optical system and the eyepiece optical system, the image shifting optical system being configured to shift the image formed by the image forming optical system in a direction perpendicular to an optical axis, wherein the image shifting optical system includes a first optical member having a first focal length and a second optical member having a second focal length, and wherein a distance between the first optical member and the second optical member along the optical axis is equal to a sum of the first focal length and the second focal length.
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23.发明申请公开(公告)号：US20200073124A1
公开(公告)日：2020-03-05
申请号：US16283979
申请日：2019-02-25
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sunil KIM , Bongsu SHIN , Wontaek SEO , Changkun LEE
Abstract: Provided is an image display device including a first light source configured to emit a first beam of light, a second light source configured to emit a second beam of light, a spatial light modulator configured to modulate the first beam of light and the second beam of light, a holographic optical element configured to focus, on a first focal point, the first beam of light emitted from the first light source and modulated by the spatial light modulator, and to focus, on a second focal point, the second beam of light emitted from the second light source and modulated by the spatial light modulator and a processor configured to control the first and the second light sources and the spatial light modulator.
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24.发明申请公开(公告)号：US20190324272A1
公开(公告)日：2019-10-24
申请号：US16132648
申请日：2018-09-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Wontaek SEO , Geeyoung SUNG , Sunil KIM , Bongsu SHIN , Changkun LEE , Hongseok LEE
Abstract: A three-dimensional (3D) image display apparatus is provided. The apparatus includes a plurality of light sources; a spatial light modulator configured to modulate light from the plurality of light sources according to 3D image information; and a focusing optical system configured to focus an image formed by the spatial light modulator onto a focal plane. The plurality of light sources may be arranged such that multiple focal points, respectively corresponding to the plurality of light sources, are formed on the focal plane near a pupil of a user.
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公开(公告)号：US20190035157A1
公开(公告)日：2019-01-31
申请号：US16046033
申请日：2018-07-26
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Jaeseung CHUNG , Dongouk KIM , Joonyong PARK , Geeyoung SUNG , Bongsu SHIN , Sunghoon LEE , Hongseok LEE
Abstract: Provided are head-up display apparatuses and operating methods thereof. The head-up display apparatus simultaneously outputs a plurality of object images on different regions from each other on a screen, generates, by using an optical characteristic, depth information with respect to the object images to sequentially change depth information of at least two of the object images, and converges the object images having depth information and the reality environment into a single region by changing at least one of an optical path of the object images having the depth information and an optical path of the reality environment.
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Patent Agency Ranking
公开(公告)号：US20180188439A1
公开(公告)日：2018-07-05
申请号：US15860202
申请日：2018-01-02
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Dongouk KIM , Joonyong PARK , Jaeseung CHUNG , Alexander V. MOROZOV , Bongsu SHIN , Jihyun BAE , Seokho SONG , Dongsik SHIM , Sunghoon LEE
IPC: F21V8/00
CPC classification number: G02B6/0038 , G02B6/0055 , G02B6/0061 , G02B6/0068
Abstract: Provided are a directional backlight unit and an image display apparatus including the same. The directional backlight unit includes at least one light source, a light guide plate arranged at a side of the at least one light source and configured to guide light emitted from the at least one light source by total reflection, a plurality of diffraction gratings arranged in a pattern at a surface of the light guide plate and configured to diffract the light and to emit the light diffracted by the plurality of diffraction gratings at a predetermined angle from a front surface; and a mirror arranged at a rear surface of the light guide plate and configured to reflect the light diffracted by the plurality of diffraction gratings toward the light guide plate, the rear surface of the light guide plate being opposite to the front surface of the light guide plate.
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公开(公告)号：US20180113242A1
公开(公告)日：2018-04-26
申请号：US15646836
申请日：2017-07-11
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Sunghoon LEE , Joonyong PARK , Dongouk KIM , Jihyun BAE , Bongsu SHIN , Dongsik SHIM , Jaeseung CHUNG
IPC: G02B5/30
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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28.发明申请公开(公告)号：US20170205554A1
公开(公告)日：2017-07-20
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
CPC classification number: G02B6/0031 , B29C65/48 , B29L2031/3475 , G02B6/0038 , G02B6/0065 , G02B6/0068 , G02B6/0088 , G02B27/22 , H04N13/32 , H04N13/39 , H04N2213/001
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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29.发明申请公开(公告)号：US20170052312A1
公开(公告)日：2017-02-23
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
Abstract translation: 提供了一个弯曲的背光单元。 背光单元包括具有曲率的弯曲导光板，第一光源被配置为向弯曲导光板的第一表面提供第一照明光，设置在第二表面的多个不同光栅元件的阵列 所述弯曲导光板被配置为允许所述第一照明光从所述第二表面离开所述弯曲导光板，以及第二光源，被配置为向与所述弯曲光导的第二表面相对的第三表面提供第二照明光 盘子。 弯曲的导光板包括第一区域，其被配置为允许第二照明光以第一强度存在，第二区域被配置为允许第二照明光以小于第一强度的第二强度存在
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公开(公告)号：US20220171186A1
公开(公告)日：2022-06-02
申请号：US17327281
申请日：2021-05-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Wontaek SEO , Hongseok LEE , Sunil KIM , Seokil MOON , Bongsu SHIN , Daeho YANG , Changkun LEE
Abstract: A display device includes a light source array including a plurality of light sources where at least one of the plurality of light sources is selectively driven, a spatial light modulator for modulating light from the light source array to form image light, a focusing optical system for focusing the image light formed by the spatial light modulator at a position in a predetermined eye box, a micro mirror array arranged in an optical path formed in the focusing optical system and including a plurality of mirror cells. The plurality of mirror cells are controlled to be in an ON state in that light is reflected in a direction toward an inside of the eye box or to be in an OFF state in that light is reflected in a direction toward an outside of the eye box.
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