X-ray scanning system
    82.
    发明授权

    公开(公告)号:US09675306B2

    公开(公告)日:2017-06-13

    申请号:US14460073

    申请日:2014-08-14

    Abstract: This specification discloses methods and systems for generating a stereo image of an object that is positioned within an imaging volume. The object is positioned within the imaging volume. Two stationary X-ray source points are selected and activated. X-rays from both stationary X-ray source points are transmitted through the object being scanned and detected using detector elements positioned across the imaging volume and opposite the stationary X-ray source points. Image data sets from the X-rays detected by the detector elements are generated and then combined to produce the stereo image.

    Miniaturized ion mobility spectrometer

    公开(公告)号:US09646811B2

    公开(公告)日:2017-05-09

    申请号:US14597132

    申请日:2015-01-14

    CPC classification number: H01J49/0013 G01N27/622 H01J49/00 H01J49/022

    Abstract: By utilizing the combination of a unique electronic ion injection control circuit in conjunction with a particularly designed drift cell construction, the instantly disclosed ion mobility spectrometer achieves increased levels of sensitivity, while achieving significant reductions in size and weight. The instant IMS is of a much simpler and easy to manufacture design, rugged and hermetically sealed, capable of operation at high temperatures to at least 250° C., and is uniquely sensitive, particularly to explosive chemicals.

    Hand-Held Portable Backscatter Inspection System
    84.
    发明申请
    Hand-Held Portable Backscatter Inspection System 审中-公开
    手持式便携式后向散射检测系统

    公开(公告)号:US20170023696A1

    公开(公告)日:2017-01-26

    申请号:US15074787

    申请日:2016-03-18

    CPC classification number: G01V5/0025 G01N23/203 G01V5/0066

    Abstract: The present specification describes a compact, hand-held probe or device that uses the principle of X-ray backscatter to provide immediate feedback to an operator about the presence of scattering and absorbing materials, items or objects behind concealing barriers irradiated by ionizing radiation, such as X-rays. Feedback is provided in the form of a changing audible tone whereby the pitch or frequency of the tone varies depending on the type of scattering material, item or object. Additionally or alternatively, the operator obtains a visual scan image on a screen by scanning the beam around a suspect area or anomaly.

    Abstract translation: 本说明书描述了使用X射线反向散射原理的紧凑的手持式探针或装置,以向操作者提供关于散射和吸收材料,物体或物体在电离辐射照射的隐蔽障碍物之后的存在的即时反馈,例如 作为X射线。 以变​​化的声音的形式提供反馈,由此音调的音高或频率根据散射材料,物品或物体的类型而变化。 另外或替代地,操作者通过扫描围绕可疑区域或异常的光束在屏幕上获得视觉扫描图像。

    Systems and Methods for High-Z Threat Alarm Resolution

    公开(公告)号:US20160216398A1

    公开(公告)日:2016-07-28

    申请号:US15015369

    申请日:2016-02-04

    CPC classification number: G01V5/0016

    Abstract: A second stage screening system configured to resolve a threat alarm detected in a cargo by a first stage screening system. The second stage screening system includes layers of first muon detectors placed above the cargo to detect a first coordinate and an angle of incidence of incoming muons and layers of second muon detectors placed below the cargo to detect an actual coordinate and an actual angle of exit of the incoming muons. The first and second detectors measure a momentum of the incoming muons. A processing unit receives threat sensitivity vectors determined from the first stage, operates a cargo positioning system that centers a high-Z threat within the cargo, relative to the first and second muon detectors, and analyzes the momentum and a distribution of deflection angles between the angles of incidence and exit to resolve the threat alarm.

    Composite Gamma-Neutron Detection System
    88.
    发明申请
    Composite Gamma-Neutron Detection System 有权
    复合伽玛中子检测系统

    公开(公告)号:US20160091618A1

    公开(公告)日:2016-03-31

    申请号:US14597129

    申请日:2015-01-14

    Abstract: The present invention provides a gamma-neutron detector based on mixtures of thermal neutron absorbers that produce heavy-particle emission following thermal capture. In one configuration, B-10 based detector is used in a parallel electrode plate geometry that integrates neutron moderating sheets, such as polyethylene, on the back of the electrode plates to thermalize the neutrons and then detect them with high efficiency. The moderator can also be replaced with plastic scintillator sheets viewed with a large area photomultiplier tube to detect gamma-rays as well. The detector can be used in several scanning configurations including portal, drive-through, drive-by, handheld and backpack, etc.

    Abstract translation: 本发明提供了一种基于热中子吸收剂的混合物的γ中子检测器,其在热捕获之后产生重粒子发射。 在一种配置中,基于B-10的检测器用于平行电极板几何形状,其将中子调节片(例如聚乙烯)集成在电极板的背面上,以使中子热化,然后以高效率进行检测。 调节剂也可以用用大面积光电倍增管观察的塑料闪烁体片替代,以检测伽马射线。 检测器可用于多种扫描配置,包括门禁,驱动器,驱动器,手持和背包等。

    Personnel screening system
    89.
    发明授权
    Personnel screening system 有权
    人事审查制度

    公开(公告)号:US09285325B2

    公开(公告)日:2016-03-15

    申请号:US14104508

    申请日:2013-12-12

    CPC classification number: G01N23/04 G01V5/0008 G01V5/0025

    Abstract: Further, the present specification is directed towards personnel screening systems comprising modular components, including detector and source units, where a dual axis scanning beam is employed. In one configuration, the subject under inspection remains stationary and is positioned between two scanning modules. The X-ray source assembly is designed to minimize the overall system footprint while still yielding the requisite field of view, low radiation exposure level, and required resolution. The modular components allow for a compact, light and yet sufficiently rugged overall structure that can be disassembled for ease of transportation and is also simple to reassemble at a required site for inspection.

    Abstract translation: 此外,本说明书涉及包括模块化部件,包括检测器和源单元的人员筛选系统,其中采用双轴扫描光束。 在一种配置中,受检对象保持静止,并位于两个扫描模块之间。 X射线源组件旨在最大限度地减少整个系统占用面积,同时仍然产生必要的视野,低的辐射曝光水平和所需的分辨率。 模块化组件允许紧凑,轻便且足够坚固的整体结构,可以拆卸以便于运输,并且在所需现场进行重新组装也很容易进行检查。

    PERSONNEL SCREENING SYSTEM
    90.
    发明申请
    PERSONNEL SCREENING SYSTEM 有权
    人员筛选系统

    公开(公告)号:US20160041298A1

    公开(公告)日:2016-02-11

    申请号:US14104508

    申请日:2013-12-12

    CPC classification number: G01N23/04 G01V5/0008 G01V5/0025

    Abstract: Further, the present specification is directed towards personnel screening systems comprising modular components, including detector and source units, where a dual axis scanning beam is employed. In one configuration, the subject under inspection remains stationary and is positioned between two scanning modules. The X-ray source assembly is designed to minimize the overall system footprint while still yielding the requisite field of view, low radiation exposure level, and required resolution. The modular components allow for a compact, light and yet sufficiently rugged overall structure that can be disassembled for ease of transportation and is also simple to reassemble at a required site for inspection.

    Abstract translation: 此外,本说明书涉及包括模块化部件,包括检测器和源单元的人员筛选系统,其中采用双轴扫描光束。 在一种配置中,受检对象保持静止,并位于两个扫描模块之间。 X射线源组件旨在最大限度地减少整个系统占用面积,同时仍然产生必要的视野,低的辐射曝光水平和所需的分辨率。 模块化组件允许紧凑,轻便且足够坚固的整体结构,可以拆卸以便于运输,并且在所需现场进行重新组装以便进行检查也很简单。

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