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    LIGHT GUIDE PANEL, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY
    1.
    发明申请
    LIGHT GUIDE PANEL, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY 审中-公开
    光导板，背光单元和液晶显示

    公开(公告)号：US20150168630A1

    公开(公告)日：2015-06-18

    申请号：US14262772

    申请日：2014-04-27

    Applicant: Samsung Display Co. Ltd.

    Inventor： Se Ki PARK ,  Sang Woo HA ,  Jun Woo YOU ,  Ha Young LEE ,  Yu Dong KIM ,  Dong Yeol YEOM ,  Seung Hwan CHUNG

    IPC: F21V8/00

    CPC classification number: G02B6/0036 ,  G02B6/0053

    Abstract: A light guide panel includes a top surface configured to have first and second sides extending in X- and Y-axis directions, respectively, a bottom surface configured to be disposed opposite to the top surface, and includes a base surface, and a plurality of diffusion patterns which is provided to protrude from, or to be recessed into, the base surface, and each of the plurality of diffusion patterns including a first inclined surface which defines a first inclination angle with the base surface and a second inclined surface which adjoins the first inclined surface and defines a second inclination angle with the base surface, and a first side surface and a second side surface configured to be disposed between the top surface and the bottom surface and face each other, where the first inclination angle ranges from about 1.8 degrees to about 5.7 degrees.

    Abstract translation: 导光板包括顶表面，其被配置为具有分别在X轴方向和Y轴方向上延伸的第一和第二侧，配置成与顶表面相对设置的底表面，并且包括基面，以及多个 扩散图案被设置为从基底表面突出或凹入，并且多个漫射图案中的每一个包括限定与基底表面的第一倾斜角度的第一倾斜表面和与基底表面相邻的第二倾斜表面 第一倾斜表面并且限定与基部表面的第二倾斜角度，以及第一侧表面和第二侧表面，所述第一侧表面和第二侧表面被配置为设置在顶表面和底表面之间并且彼此面对，其中第一倾斜角度为约1.8 度至约5.7度。

    LIGHT MEASURING DEVICE
    2.
    发明申请
    LIGHT MEASURING DEVICE 有权

    公开(公告)号：US20240397026A1

    公开(公告)日：2024-11-28

    申请号：US18602399

    申请日：2024-03-12

    Applicant: SAMSUNG DISPLAY CO., LTD.

    Inventor： Jin SEO ,  O Jun KWON ,  Jae Joong KWON ,  Young Min PARK ,  A. Ree SONG ,  Eun Jung LEE ,  Ha Young LEE

    IPC: H04N13/167 ,  G02F1/167 ,  H04N13/344

    Abstract: A light measuring device includes: a first lens; a first variable opening located in a first direction from the first lens at a predetermined distance; a second lens located in the first direction from the first variable opening at a predetermined distance; a second variable opening located in the first direction from the second lens; a third lens located in the first direction from the second variable opening; and a light receiving unit located in the first direction from the third lens at a predetermined distance, wherein a diameter of the first variable opening and a diameter of the second variable opening are independently adjusted.

    LIGHT GUIDE PANEL, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY
    3.
    发明申请
    LIGHT GUIDE PANEL, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY 审中-公开

    公开(公告)号：US20180372942A1

    公开(公告)日：2018-12-27

    申请号：US16115914

    申请日：2018-08-29

    Applicant: Samsung Display Co. Ltd.

    Inventor： Se Ki PARK ,  Sang Woo HA ,  Jun Woo YOU ,  Ha Young LEE ,  Yu Dong KIM ,  Dong Yeol YEOM ,  Seung Hwan CHUNG

    IPC: F21V8/00

    CPC classification number: G02B6/0036 ,  G02B6/0053

    Abstract: A light guide panel includes a top surface configured to have first and second sides extending in X- and Y-axis directions, respectively, a bottom surface configured to be disposed opposite to the top surface, and includes a base surface, and a plurality of diffusion patterns which is provided to protrude from, or to be recessed into, the base surface, and each of the plurality of diffusion patterns including a first inclined surface which defines a first inclination angle with the base surface and a second inclined surface which adjoins the first inclined surface and defines a second inclination angle with the base surface, and a first side surface and a second side surface configured to be disposed between the top surface and the bottom surface and face each other, where the first inclination angle ranges from about 1.8 degrees to about 5.7 degrees.

    SYSTEM AND METHOD FOR MEASURING DEPTH OF STEREOSCOPIC IMAGE
    6.
    发明公开
    SYSTEM AND METHOD FOR MEASURING DEPTH OF STEREOSCOPIC IMAGE 审中-公开

    公开(公告)号：US20240089420A1

    公开(公告)日：2024-03-14

    申请号：US18358532

    申请日：2023-07-25

    Applicant: SAMSUNG DISPLAY CO., LTD. ,  UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY

    Inventor： Ha Young LEE ,  Sung Wook MIN ,  Young Rok KIM ,  Jae Joong KWON ,  Jin SEO

    IPC: H04N13/106 ,  G03H1/10

    CPC classification number: H04N13/106 ,  G03H1/10 ,  H04N2013/0081

    Abstract: A system for measuring a depth of a stereoscopic image includes a display device displaying a stereoscopic image at a predetermined depth of field; a holographic camera generating an interference pattern image by sensing a wavelength and a phase of light of the stereoscopic image; and a control unit calculating a plurality of modulated image data having image information of the stereoscopic image at each depth of the plurality of depths based on the wavelength and the phase of the light, calculating edges of a field in each of the plurality of modulated image data to obtain edge detection values, calculating a modulated signal by arranging the edge detection values according to a depth in the each of the plurality of modulated image data, calculating a first maximum value of the modulated signal, and calculating a first depth corresponding to the first maximum value as the depth of field.

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