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1. 发明公开

EP3896531A1 OPTICAL DEVICE WITH REDUCED CHROMATIC ABERRATION AND DISPLAY DEVICE INCLUDING THE SAME 审中-实审
公开(公告)号：EP3896531A1
公开(公告)日：2021-10-20
申请号：EP21150291.9
申请日：2021-01-05
申请人： Samsung Electronics Co., Ltd.
发明人： HONG, Jong-Young , SONG, Hoon , AN, Jungkwuen , LEE, Hongseok
IPC分类号： G03H1/22 , G02B6/12 , G03H1/02 , G03H1/26
摘要： Provided is an optical device including a first backlight configured to output first light of a first wavelength through a first output coupler, a first lens disposed to face the first output coupler and having a focal length with respect to the first light, a second backlight including a second output coupler, the second backlight being configured to output second light of a second wavelength through the second output coupler, a second lens disposed to face the second output coupler and having different focal lengths with respect to the first light and the second light, a third backlight including a third output coupler, the third backlight being configured to output third light of a third wavelength through the third output coupler, and a third lens disposed to face the third output coupler and having different focal lengths with respect to the first light, the second light, and the third light.

2. 发明公开

EP3786719A1 METHOD AND APPARATUS FOR PROCESSING THREE-DIMENSIONAL IMAGE 有权
公开(公告)号：EP3786719A1
公开(公告)日：2021-03-03
申请号：EP20197554.7
申请日：2017-07-12
申请人： Samsung Electronics Co., Ltd.
发明人： KIM, Hojung , KIM, Yongkyu , SONG, Hoon , LEE, Hongseok
IPC分类号： G03H1/08 , G06F17/14 , H04N13/00 , H04N13/10 , H04N13/20 , H04N13/15 , H04N13/161 , H04N13/271 , H04N13/178 , H04N13/388
摘要： A method for processing a three-dimensional image includes acquiring a frame of a color image and a frame of a depth image, and generating a frame by combining the acquired frame of the color image with the acquired frame of the depth image. The generating of the frame includes combining a line of the color image with a corresponding line of the depth image.

3. 发明公开

EP3764152A1 DIFFRACTIVE BIREFRINGENT OPTICAL ELEMENT AND DEVICE 审中-实审
公开(公告)号：EP3764152A1
公开(公告)日：2021-01-13
申请号：EP20184504.7
申请日：2020-07-07
申请人： Samsung Electronics Co., Ltd.
发明人： CHOI, Hyun Seok , KIM, Beom Seok , KIM, Ju Hyun , SONG, Hoon , AN, Jung Kwuen , KIM, Sung Dug , LEE, Hong-seok , HAN, Sunghyun
IPC分类号： G02B27/42 , G02F1/00 , G02B5/18
摘要： A polarisation grating diffractive element is disclosed made of a liquid crystal birefringent material where the birefringence exhibits anomalous or so called negative dispersion in the wavelength range from 450 nm to 650 nm.

4. 发明公开

EP3339964A3 BACKLIGHT UNIT AND HOLOGRAPHIC DISPLAY DEVICE INCLUDING THE SAME 有权
公开(公告)号：EP3339964A3
公开(公告)日：2018-10-24
申请号：EP17209144.9
申请日：2017-12-20
申请人： Samsung Electronics Co., Ltd.
发明人： CHOI, Chilsung , KIM, Sunil , SUNG, Geeyoung , SONG, Hoon , AN, Jungkwuen , LEE, Hongseok
IPC分类号： G03H1/22 , G02F1/1335 , F21V8/00
摘要： Provided is a backlight unit having high optical efficiency and a holographic display device (1000) including the backlight unit. The backlight unit includes a light source unit (100) configured to provide a light beam, a first beam expander (200, 201, ...) configured to mix the light beam provided from the light source unit, expand the light beam in a first direction (A1), and output the mixed and expanded light beam as white light (W), and a second beam expander (300) configured to expand the white light output from the first beam expander in a second direction (A2) perpendicular to the first direction and output the expanded white light as surface light for illuminating a spatial light modulator (600).

5. 发明公开

EP3321572A1 BACKLIGHT UNIT FOR 3D IMAGE DISPLAY AND METHOD OF MANUFACTURING THE BACKLIGHT UNIT 有权
标题翻译：用于3D图像显示的背光单元和制造背光单元的方法
公开(公告)号：EP3321572A1
公开(公告)日：2018-05-16
申请号：EP17196444.8
申请日：2017-10-13
申请人： Samsung Electronics Co., Ltd.
发明人： LEE, Sunghoon , KIM, Dongouk , PARK, Joonyong , BAE, Jihyun , SONG, Hoon , SHIN, Bongsu , SHIM, Dongsik , CHUNG, Jaeseung
IPC分类号： F21V8/00 , G02B6/34
CPC分类号： G02B27/22 , G02B5/1861 , G02B6/0011 , G02B6/0035 , G02B6/0036 , G02B6/0061 , G02B6/0065 , G02B6/34 , G02F1/133602
摘要： A backlight unit for a three-dimensional (3D) image display includes a light guiding plate (20) configured to guide light; a light source (10) configured to emit the light to the light guiding plate (20); and a diffraction grating structure (30) provided on a surface of the light guiding plate (20), the diffraction grating structure (30) being configured to diffract the light emitted from the surface of the light guiding plate (20), and including diffracting gratings having different heights.
摘要翻译：一种用于三维（3D）图像显示器的背光单元包括被配置为引导光的导光板（20）光源（10），所述光源（10）被配置为将所述光发射到所述导光板（20）; 和设置在所述导光板（20）的表面上的衍射光栅结构（30），所述衍射光栅结构（30）被配置为衍射从所述导光板（20）的表面发射的光，并且包括衍射具有不同高度的光栅。

6. 发明公开

EP3270234A2 METHOD AND APPARATUS FOR PROCESSING THREE-DIMENSIONAL IMAGE 有权
标题翻译：用于处理三维图像的方法和设备
公开(公告)号：EP3270234A2
公开(公告)日：2018-01-17
申请号：EP17180946.0
申请日：2017-07-12
申请人： Samsung Electronics Co., Ltd.
发明人： KIM, Hojung , KIM, Yongkyu , SONG, Hoon , LEE, Hongseok
IPC分类号： G03H1/08 , G06F17/14
CPC分类号： G06T19/20 , G03H1/0808 , G03H2210/45 , G06F17/142 , G06T7/262 , G06T2207/10024 , G06T2207/10028 , G06T2207/20056 , H04N7/183 , H04N13/161 , H04N13/271
摘要： A method for processing a three-dimensional image includes acquiring a frame of a color image and a frame of a depth image, and generating a frame by combining the acquired frame of the color image with the acquired frame of the depth image. The generating of the frame includes combining a line of the color image with a corresponding line of the depth image.
摘要翻译：用于处理三维图像的方法包括获取彩色图像的帧和深度图像的帧，并且通过将所获取的彩色图像的帧与所获取的深度图像的帧进行组合来生成帧。帧的产生包括将彩色图像的行与深度图像的对应行组合。

7. 发明公开

EP3712709A1 METHOD AND APPARATUS FOR PROCESSING THREE-DIMENSIONAL HOLOGRAPHIC IMAGE 审中-实审
公开(公告)号：EP3712709A1
公开(公告)日：2020-09-23
申请号：EP20162706.4
申请日：2020-03-12
申请人： Samsung Electronics Co., Ltd. , Korea University Research and Business Foundation, Sejong Campus
发明人： SONG, Hoon , KIM, Hwi , PARK, Jongha , KIM, Hojung , KIM, Yongkyu
IPC分类号： G03H1/02 , G03H1/08
摘要： A method for processing a three-dimensional holographic image includes obtaining depth images from depth data of a three-dimensional object, dividing each of the depth images into a predetermined number of sub-images, obtaining interference patterns of computer-generated hologram (CGH) patches corresponding to each of the sub-images by performing a Fourier transform to calculate an interference pattern in a CGH plane for object data included in each of the sub-images, and generating a CGH for the three-dimensional object using the obtained interference patterns of the CGH patches.

8. 发明授权

EP3339964B1 BACKLIGHT UNIT AND HOLOGRAPHIC DISPLAY DEVICE INCLUDING THE SAME 有权
公开(公告)号：EP3339964B1
公开(公告)日：2020-05-06
申请号：EP17209144.9
申请日：2017-12-20
申请人： Samsung Electronics Co., Ltd.
发明人： CHOI, Chilsung , KIM, Sunil , SUNG, Geeyoung , SONG, Hoon , AN, Jungkwuen , LEE, Hongseok
IPC分类号： G03H1/22 , G02F1/1335 , F21V8/00

9. 发明授权

EP2762956B1 COMPLEX SPATIAL LIGHT MODULATOR AND 3D IMAGE DISPLAY INCLUDING THE SAME 有权
标题翻译：复杂的空间光调节器和3D图像显示包括相同
公开(公告)号：EP2762956B1
公开(公告)日：2018-03-14
申请号：EP14152136.9
申请日：2014-01-22
申请人： Samsung Electronics Co., Ltd. , Korea University Research and Business Foundation
发明人： SUNG, Gee-young , KIM, Hwi , SONG, Hoon , WON, Kang-hee , LEE, Hong-seok
IPC分类号： G02B27/22 , G02B5/18 , G03H1/02 , G03H1/22 , G02B5/04 , G02F1/1335
CPC分类号： G03H1/2286 , G02B5/045 , G02B5/1814 , G02B27/2214 , G02F1/133504 , G03H1/02 , G03H1/2294 , G03H2001/0224 , G03H2223/18 , G03H2223/19 , G03H2223/23 , G03H2225/33 , G03H2225/55
摘要： A complex spatial light modulator and a three-dimensional (3D) image display apparatus including the complex spatial light modulator are provided. The complex spatial light modulator includes: a spatial light modulator that modulates a phase of light; a prism array including a plurality of prism units, each of the plurality of prism units including a first prism surface and second prism surface, where light from the spatial light modulator is incident on the prism array; and a diffracting element that diffracts light that has passed through the prism array.

10. 发明公开

EP3091400A1 HOLOGRAPHIC DISPLAY APPARATUS AND HOLOGRAPHIC DISPLAY METHOD FOR PROVIDING ENHANCED IMAGE QUALITY 有权
标题翻译：全息显示装置和全息通知程序中提供改进的图像质量
公开(公告)号：EP3091400A1
公开(公告)日：2016-11-09
申请号：EP16166067.5
申请日：2016-04-19
申请人： Samsung Electronics Co., Ltd.
发明人： SEO, Wontaek , LEE, Hongseok , SEO, Juwon , SONG, Hoon , AN, Jungkwuen
IPC分类号： G03H1/08 , G03H1/22
摘要： A holographic display apparatus (100) includes: a light source (110) configured to emit light; a spatial light modulator (120) configured to sequentially display hologram patterns for modulating the light to thereby sequentially diffractively reproduce frames of hologram images based on the hologram patterns; and a controller (140) configured to provide hologram data signals to the spatial light modulator, the hologram data signals being used to sequentially generate the hologram patterns. The controller is configured to further provide, to the spatial light modulator, diffraction pattern data signals for forming periodic prism grating diffraction patterns for adjusting transverse locations of the hologram images, wherein the periodic prism grating diffraction patterns move on the spatial light modulator along a predetermined direction for each of the frames.
摘要翻译：一种全息显示装置（100）包括：配置为发射光的光源（110）; 配置为顺序地显示的全息图图案，用于调制的光以从而顺序地再现衍射地基于所述全息图案的全息图图像的帧的空间光调制器（120）; 并配置成提供全息数据信号到所述空间光调制器的控制器（140），所述全息数据信号用于顺序地产生全息图的图案。所述控制器被配置为进一步提供到空间光调制器，衍射图案的数据信号用于形成周期性棱镜 - 光栅衍射图案用于调节所述全息图的图像的横向位置，worin周期性棱镜 - 光栅衍射图案移动上沿着预定的空间光调制器方向针对每个帧的。

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