Low-dose radiographic imaging system
    1.
    发明授权
    Low-dose radiographic imaging system 有权
    低剂量放射成像系统

    公开(公告)号:US09218933B2

    公开(公告)日:2015-12-22

    申请号:US14491825

    申请日:2014-09-19

    Abstract: An inspection system for scanning cargo and vehicles is described which employs an X-ray source that includes an electron beam generator, for generating an electron beam; an accelerator for accelerating said electron beam in a first direction; and, a first set of magnetic elements for transporting said electron beam into a magnetic field created by a second set of magnetic elements, wherein the magnetic field created by said second set of magnetic elements causes said electron beam to strike a target such that the target substantially only generates X-rays focused toward a high density section in the scanned object, which is estimated in a second pulse using image data captured by a detector array in a first pulse. The electron beam direction is optimized by said X-ray source during said second pulse to focus X-rays towards said high density section based on said image data in said first pulse.

    Abstract translation: 描述了用于扫描货物和车辆的检查系统,其使用包括电子束发生器的X射线源,用于产生电子束; 用于在第一方向上加速所述电子束的加速器; 以及用于将所述电子束传送到由第二组磁性元件产生的磁场中的第一组磁性元件,其中由所述第二组磁性元件产生的磁场使所述电子束撞击靶,使得所述靶 基本上仅产生朝向扫描对象中的高密度部分聚焦的X射线,其以第一脉冲中由检测器阵列捕获的图像数据在第二脉冲中估计。 在所述第二脉冲期间,由所述X射线源优化电子束方向,以基于所述第一脉冲中的所述图像数据将X射线聚焦到所述高密度部分。

    LOW-DOSE RADIOGRAPHIC IMAGING SYSTEM
    2.
    发明申请
    LOW-DOSE RADIOGRAPHIC IMAGING SYSTEM 有权
    低剂量放射成像系统

    公开(公告)号:US20150325401A1

    公开(公告)日:2015-11-12

    申请号:US14491825

    申请日:2014-09-19

    Abstract: An inspection system for scanning cargo and vehicles is described which employs an X-ray source that includes an electron beam generator, for generating an electron beam; an accelerator for accelerating said electron beam in a first direction; and, a first set of magnetic elements for transporting said electron beam into a magnetic field created by a second set of magnetic elements, wherein the magnetic field created by said second set of magnetic elements causes said electron beam to strike a target such that the target substantially only generates X-rays focused toward a high density section in the scanned object, which is estimated in a second pulse using image data captured by a detector array in a first pulse. The electron beam direction is optimized by said X-ray source during said second pulse to focus X-rays towards said high density section based on said image data in said first pulse.

    Abstract translation: 描述了用于扫描货物和车辆的检查系统,其使用包括电子束发生器的X射线源,用于产生电子束; 用于在第一方向上加速所述电子束的加速器; 以及用于将所述电子束传送到由第二组磁性元件产生的磁场中的第一组磁性元件,其中由所述第二组磁性元件产生的磁场使所述电子束撞击靶,使得所述靶 基本上仅产生朝向扫描对象中的高密度部分聚焦的X射线,其以第一脉冲中由检测器阵列捕获的图像数据在第二脉冲中估计。 在所述第二脉冲期间,由所述X射线源优化电子束方向,以基于所述第一脉冲中的所述图像数据将X射线聚焦到所述高密度部分。

    Ultra-Portable People Screening System
    3.
    发明申请
    Ultra-Portable People Screening System 审中-公开
    超便携人员筛选系统

    公开(公告)号:US20160341847A1

    公开(公告)日:2016-11-24

    申请号:US13942563

    申请日:2013-07-15

    CPC classification number: G01V5/0025 G01V3/105 G21K1/04

    Abstract: The present specification describes security systems for screening threats contained on persons, and more specifically, to an integrated detection system that is highly portable and that employs Enhanced Metal Detection (EMD) along with Advanced Imaging Technology (using backscatter X-ray scanning) to achieve Automated Threat Recognition (ATR) improvements. In particular, the present specification describes a modular inspection system for detecting objects carried by or on a human subject that includes a plurality of sections having an X-ray source, two backscatter X-ray detector panels and at least one metal detector panel; a first strapping means to hold together two of the plurality of sections that are folded and form a portable first case; and a second strapping means to hold together two of the plurality of sections that are folded and form a portable second case such that the first and second cases can be wheeled to and from a checkpoint.

    Abstract translation: 本说明书描述了用于筛选人员所包含的威胁的安全系统,更具体地说,涉及高度便携式的集成检测系统,并且采用增强金属检测(EMD)以及高级成像技术(使用反向散射X射线扫描)来实现 自动威胁识别(ATR)改进。 特别地,本说明书描述了一种用于检测由人体对象携带的物体的模块化检查系统,其包括具有X射线源,两个后向散射X射线检测器面板和至少一个金属检测器面板的多个部分; 第一捆扎装置,用于将折叠的多个部分中的两个保持在一起并形成便携式第一壳体; 以及第二捆扎装置,用于将折叠的多个部分中的两个保持在一起,并形成便携式第二壳体,使得第一和第二壳体可以从检查点被转向。

    Non-Intrusive Inspection Systems and Methods for the Detection of Materials of Interest
    4.
    发明申请
    Non-Intrusive Inspection Systems and Methods for the Detection of Materials of Interest 审中-公开
    非侵入性检测系统和感兴趣材料检测方法

    公开(公告)号:US20160223706A1

    公开(公告)日:2016-08-04

    申请号:US14996018

    申请日:2016-01-14

    Abstract: The present specification discloses methods for inspecting liquids, aerosols and gels (LAGs) for threats. The method includes scanning LAGs packed in plastic bags in a multiple step process. In a primary scan, the bag is scanned using dual energy CT technique with fan beam radiation. In case of an alarm, the alarming LAG container is scanned again using coherent X-ray scatter technique with cone beam radiation. The system has a mechanism to switch between two collimators to produce either fan beam or cone beam. The system also has a mechanism to position the target properly for scanning and prevent container overlap when scanning multiple LAG containers in a bag.

    Abstract translation: 本说明书公开了用于检测液体,气溶胶和凝胶(LAG)的威胁的方法。 该方法包括以多步骤过程扫描包装在塑料袋中的LAG。 在主扫描中,使用扇形光束辐射的双能量CT技术对袋进行扫描。 在发生报警的情况下,使用具有锥形束辐射的相干X射线散射技术再次扫描警报的LAG容器。 该系统具有在两个准直器之间切换以产生扇形束或锥形束的机构。 该系统还具有一个机构,用于在扫描袋中的多个LAG容器时适当地定位目标以扫描并防止容器重叠。

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