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    Pulsed laser system
    1.
    发明授权
    Pulsed laser system 有权

    公开(公告)号：US10122143B2

    公开(公告)日：2018-11-06

    申请号：US15680087

    申请日：2017-08-17

    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

    Inventor： Dong Hoon Song ,  Moon Youn Jung

    IPC: H01S3/00 ,  G02F1/355 ,  H01S3/23 ,  H01S3/16

    Abstract: Disclosed is a pulsed laser system. The pulsed laser system comprises a laser oscillator, a first optical amplifier on a rear end of the laser oscillator, a first optical adjustor on a rear end of the first optical amplifier, and a second optical adjustor on a rear end of the first optical adjustor. The first optical adjustor comprises a saturable absorber, an adjusting compressor on a rear end of the saturable absorber, and a first plasma mirror on a rear end of the adjusting compressor.

    Femtosecond laser device
    3.
    发明授权
    Femtosecond laser device 有权

    公开(公告)号：US11646541B2

    公开(公告)日：2023-05-09

    申请号：US16950567

    申请日：2020-11-17

    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

    Inventor： Dong Hoon Song ,  Hong-Seok Seo

    IPC: H01S3/067 ,  H01S3/00 ,  H01S3/16

    CPC classification number: H01S3/0057 ,  H01S3/06754 ,  H01S3/1618

    Abstract: Disclosed is a femtosecond laser device. The femtosecond laser device includes a pulse oscillator configured to generate a laser pulse, a pulse width stretcher configured to stretch a width of the laser pulse, a pulse width compressor connected to the pulse width stretcher to compress the width of the laser pulse, a pulse amplifier disposed between the pulse width compressor and the pulse width stretcher to amplifier an intensity of the laser pulse, and a nonlinear pulse attenuator including an optical fiber connected between the pulse width amplifier and the pulse width stretcher and deformed to have a spiral shape, a stretched length, or a twist.

    Analysis apparatus for high energy particle and analysis method using the same
    4.
    发明授权
    Analysis apparatus for high energy particle and analysis method using the same 有权
    高能粒子分析装置及其分析方法

    公开(公告)号：US09182502B2

    公开(公告)日：2015-11-10

    申请号：US13873708

    申请日：2013-04-30

    Applicant: Electronics and Telecommunications Research Institute

    Inventor： Moon Youn Jung ,  Nam Soo Myung ,  Dong-Ho Shin ,  Hwang Woon Lee ,  Dong Hoon Song ,  Seunghwan Kim

    IPC: G01T1/20 ,  G01N15/14 ,  G01N23/20 ,  B82Y15/00

    CPC classification number: G01T1/2002 ,  B82Y15/00 ,  G01T1/20

    Abstract: Provided is an analysis apparatus for a high energy particle and an analysis method for a high energy particle. The analysis apparatus for the high energy particle includes a scintillator generating photons with each unique wavelength by the impinging with a plurality of kinds of accelerated high energy particles, a parallel beam converting unit making the photons proceed in parallel to one another, a diffraction grating panel making the photons proceeding in parallel to one another enter at a certain angle, and refracting the photons at different angles depending on each unique wavelength, and a plurality of sensing units arranged on positions where the photons refracted at different angles from the diffraction grating panel reach in a state of being spatially separated, and detecting each of the photons.

    Abstract translation: 提供了一种用于高能量粒子的分析装置和用于高能粒子的分析方法。 用于高能量粒子的分析装置包括闪烁体，其通过与多种加速的高能粒子碰撞而产生具有每个独特波长的光子，使得光子彼此平行地进行的平行光束转换单元，衍射光栅板 使光子彼此平行进行进入，并且根据每个唯一波长以不同的角度折射光子，并且多个感测单元布置在与衍射光栅面板以不同角度折射的光子到达的位置 处于空间分离的状态，并检测每个光子。

    Ion beam treatment apparatus
    9.
    发明授权
    Ion beam treatment apparatus 有权

    公开(公告)号：US10603517B2

    公开(公告)日：2020-03-31

    申请号：US16007923

    申请日：2018-06-13

    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

    Inventor： Dong Hoon Song ,  Moon Youn Jung

    IPC: A61N5/10 ,  H01J37/075 ,  G21K1/08 ,  G21K5/04

    Abstract: Provided is an ion beam treatment apparatus. The ion beam treatment apparatus includes a laser generation unit, a dividing part dividing a pulse laser beam generated in the laser generation unit into a first laser beam and a second laser beam, a first target part receiving the first laser beam from the dividing part to generate a first ion beam, a second target part receiving the second laser beam from the dividing part to generate a second ion beam, a first path adjusting part adjusting a path of the first ion beam to irradiate the first ion beam to a treated patient, and a second path adjusting part adjusting a path of the second ion beam to irradiate the second ion beam to the treated patient.

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