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1. 发明申请

WO2008037133A8 METHOD AND DEVICE FOR SECURITY-INSPECTION OF LIQUID ARTICLES WITH RADIATIONS 审中-公开
标题翻译：用辐射安全检查液体物品的方法和装置
公开(公告)号：WO2008037133A8
公开(公告)日：2008-07-24
申请号：PCT/CN2006003327
申请日：2006-12-07
申请人： NUCTECH CO LTD , UNIV TSINGHUA , HU HAIFENG , LI YUANJING , KANG KEJUN , CHEN ZHIQIANG , LIU YINONG , LI YULAN , ZHANG LI , WU WANLONG , ZHAO ZIRAN , LUO XILEI , SANG BIN
发明人： HU HAIFENG , LI YUANJING , KANG KEJUN , CHEN ZHIQIANG , LIU YINONG , LI YULAN , ZHANG LI , WU WANLONG , ZHAO ZIRAN , LUO XILEI , SANG BIN
IPC分类号： G01N23/06
CPC分类号： G01N23/10
摘要： A method and device for liquid article radiation security inspection is disclosed. The method comprises the following steps: acquiring the initial background information; sending radiation beams to pass through said liquid article; receiving the radiation beams that pass through the liquid article for forming the projection data from a plurality of angles; on the basis of the initial background information and the uniformity of the liquid article, computing and obtaining the radiation absorption coefficient of the liquid article by the reversion operation of the projection data from a plurality of angles; and obtaining the related information of the liquid article by comparing the said radiation absorption coefficient with the preset data.
摘要翻译：公开了一种用于液体物品辐射安全检查的方法和装置。该方法包括以下步骤：获取初始背景信息; 发射辐射束通过所述液体物品; 从多个角度接收通过所述液体制品以形成所述投影数据的辐射束; 基于初始背景信息和液体物品的均匀性，通过投影数据从多个角度的反转操作来计算和获得液体物品的辐射吸收系数; 并通过将所述辐射吸收系数与预设数据进行比较来获得液体物品的相关信息。

2. 发明公开

KR20180020143A 멀티 모달 검출 시스템 및 방법 审中-公开
标题翻译：多模式检测系统和方法
公开(公告)号：KR20180020143A
公开(公告)日：2018-02-27
申请号：KR20177034778
申请日：2016-08-10
申请人： UNIV TSINGHUA , NUCTECH CO LTD
发明人： CHEN ZHIQIANG , ZHANG LI , YANG DAI TIANYI , HUANG QINGPING , SUN YUNDA , JIN XIN
IPC分类号： G01N23/046 , G01N23/083 , G01N23/20 , G01N23/207 , G01V5/00 , G21K1/02
CPC分类号： G01N23/046 , G01N23/083 , G01N23/20083 , G01N23/207 , G01N2223/056 , G01N2223/316 , G01N2223/419 , G01N2223/643 , G01V5/005 , G21K1/02
摘要： 본발명은멀티모달검출시스템(100) 및방법에관한것이다. 피검체(111)를조사하는분포식방사선원(101)과, 분포식방사선원(101)의방사선을 XRD 검출용방사선과 CT 검출용방사선두 부분으로분할하는전방콜리메이터(102)와, CT 검출을수행하여피검체(111)의 CT 이미지를획득하는 CT 검출설비(103)와, XRD 검출을수행하여피검체(111)의 XRD 이미지를획득하는 XRD 검출설비(104)를포함하고, CT 검출과 XRD 검출이동시에수행되는멀티모달검출시스템(100)이개시된다. 당해멀티모달검출시스템(100) 및방법에따르면, CT 검출설비(103)와 XRD 검출설비(104)는 1 셋트의분포식방사선원(101)을공유할수 있고, CT 검출과 XRD 검출을동시에수행할수 있다.
摘要翻译：本发明涉及多模式检测系统（100）和方法。用于将分布式辐射源101的辐射分为用于X射线检测和用于CT检测的辐射的两部分辐射的前部准直器102以及用于执行CT检测的前部准直器102 用于获得对象111的CT图像的CT检测设施103和用于执行XRD检测以获得对象111的XRD图像的XRD检测设施104，在移动时执行的多模式检测系统100被打开。根据本多模式检测系统100和方法，CT检测设施103和XRD检测设施104可以共享一组分布式源101并且可以同时执行CT检测和XRD检测有。

3. 发明申请

WO2016034101A2 VEHICLE-BORNE INSPECTION SYSTEM 审中-公开
标题翻译：车辆检测系统
公开(公告)号：WO2016034101A2
公开(公告)日：2016-03-10
申请号：PCT/CN2015088732
申请日：2015-09-01
申请人： UNIV TSINGHUA , NUCTECH CO LTD
发明人： KANG KEJUN , GU JINGYU , CHEN ZHIQIANG , LI JIANMIN , LI YUANJING , LI YULAN , WANG DONGYU
IPC分类号： G01N23/04
CPC分类号： G01V5/0066 , G01V5/0016
摘要： Disclosed in the present invention is a vehicle-borne inspection system, said system comprising: a chassis (1011), a rotatable mechanism (105) disposed upon the chassis (1011), a first radiation-emitting device connected to the rotatable mechanism (105) and used for emitting radiation, a first probe device connected to the rotatable mechanism (105) and used for receiving radiation emitted by the first radiation-emitting device, and a second radiation-emitting device connected to the rotatable mechanism (105) and used for emitting radiation. The rotatable mechanism (105) is able substantially to cause the first radiation-emitting device, the first probe device and the second radiation-emitting device to rotate around a vertical axis from a rest position to a working position. By means of the installation on a transport vehicle (101) of a plurality of imaging devices, a multi-point perspective image of an object can thus be obtained from a single scan.
摘要翻译：本发明公开了一种车载检查系统，所述系统包括：底盘（1011），设置在底盘（1011）上的可旋转机构（105），连接到可旋转机构（105）的第一发光装置）并用于发射辐射的第一探测器装置，连接到可旋转机构（105）并用于接收由第一发射辐射装置发射的辐射的第一探测器装置，以及连接到可旋转机构（105）并被使用的第二发射辐射装置用于发射辐射。可旋转机构（105）能够基本上使得第一发光装置，第一探测装置和第二发光装置围绕垂直轴线从静止位置旋转到工作位置。借助于在多个成像装置的运输车辆（101）上的安装，因此可以从单次扫描获得物体的多点透视图像。

4. 发明申请

WO02084268A8 A METHOD FOR SEGMENTING AND RECOGNIZING AN IMAGE IN INDUSTRY RADIATION IMAGING 审中-公开
标题翻译：一种用于在工业辐射成像中分割和识别图像的方法
公开(公告)号：WO02084268A8
公开(公告)日：2003-01-16
申请号：PCT/CN0200257
申请日：2002-04-12
申请人： UNIV TSINGHUA , NUCTECH CO LTD , JIN HUI , ZHANG LI , CHEN ZHIQIANG , CHENG JIANPING
发明人： JIN HUI , ZHANG LI , CHEN ZHIQIANG , CHENG JIANPING
IPC分类号： G01N23/04 , G06K9/46 , G06K9/48 , G06T1/00
CPC分类号： G06K9/48 , G01N23/04
摘要： A method for segmenting and recognizing an image in industry radiation imaging, comprising the following steps: pretreating the original image to eliminate noise; performing logarithmic transformation to obtain linear attenuation coefficient image; performing edge detection; performing edge track, tracking the points having nearly the same edge values to obtain the edge fragments; performing edge connection, connecting the edge fragments having nearly the same average edge values; enclosing the edges; filling regions and displaying special regions. As compared with the prior art, the invention is able to distinguish the overlapped objects in an image effectively, increasing the efficiency of image checking, and detecting the hidden contraband articles more easily.
摘要翻译：一种在工业辐射成像中分割和识别图像的方法，包括以下步骤：预处理原始图像以消除噪声; 进行对数变换获得线性衰减系数图像; 执行边缘检测; 执行边缘轨迹，跟踪具有几乎相同边缘值的点以获得边缘片段; 执行边缘连接，连接具有几乎相同的平均边缘值的边缘片段; 封闭边缘; 填写区域并显示特殊区域。与现有技术相比，本发明能够有效地区分图像中的重叠对象，提高图像检查的效率，并且更容易地检测隐藏的违禁品。

5. 发明公开

EP2940458A4 CT IMAGING SYSTEM AND METHOD 有权
标题翻译： CT成像系统和方法
公开(公告)号：EP2940458A4
公开(公告)日：2016-08-17
申请号：EP13869213
申请日：2013-10-31
申请人： NUCTECH CO LTD , UNIV TSINGHUA
发明人： SHEN LE , XING YUXIANG , LI YUANJI , FENG CHUQING , ZHANG LI , CHEN ZHIQIANG
IPC分类号： G01N23/04 , A61B6/00 , A61B6/03 , G01T1/29
CPC分类号： G06T11/005 , A61B6/032 , A61B6/4241 , A61B6/4266 , A61B6/482 , A61B6/5205 , G01N23/046 , G01N2223/419 , G01T1/2985 , G06T5/50 , G06T2207/10081 , G06T2207/20182
摘要： CT imaging systems and methods thereof are disclosed. A common CT scanning is performed (S41) on an object to obtain a common CT imaging. An area of interest is determined (S43) from the image. A CT scanning is performed (S44) on the area of interest under a plurality of energy windows by a photon counter detector. A high resolution image of the area of interest is reconstructed (S46). The discrimination of energy spectrum is higher and the result so obtained is more stable by using a photon counter detector to collect photon count projection data of a plurality of energy windows and thus it may be decomposed into a plurality of basis functions.

6. 发明公开

EP2963455A1 X-RAY BACKSCATTERING SAFETY INSPECTION SYSTEM HAVING DISTRIBUTED X-RAY SOURCE AND METHOD USING THE SAME 有权
标题翻译： RÖNTGENSTRAHLRÜCKSTREUUNGSSICHERHEITSINSPEKTIONSSYSTEMMIT EINER VERTEILTENRÖNTGENQUELLEUND VERFAHREN DAMIT
公开(公告)号：EP2963455A1
公开(公告)日：2016-01-06
申请号：EP15175336
申请日：2015-07-03
申请人： UNIV TSINGHUA , NUCTECH CO LTD
发明人： CHEN ZHIQIANG , ZHAO ZIRAN , WU WANLONG , JIN YINGKANG , TANG LE , XU CHENGCONG , RUAN MING , DING GUANGWEI , WEN YANJIE
IPC分类号： G01V5/00
CPC分类号： G01V5/0025 , G01N23/203
摘要： The present invention provides an X-ray backscattering safety inspection system, comprising: an X-ray source comprising a plurality of target spots each individually controllable to emit X-rays; collimators configured to be respectively passed through the X-ray emitted from the plurality of target spots and output N pencil-shaped X-ray beams, and the N pencil-shaped X-ray beams are irradiated onto N locations of an object to be inspected; and N detectors configured to respectively receive scattering signals from the corresponding locations of the object to be inspected, in which N is a positive integer that is great than or equal to 2. The system may achieve double scannings in one scanning operation, which not only increases scanning speed but also enhances backscattering signal for imaging.
摘要翻译：本发明提供了一种X射线后向散射安全检查系统，包括：X射线源，包括多个目标点，每个目标点可单独控制以发射X射线; 准直器，被配置为分别通过从多个目标点发射的X射线并输出N个铅笔形X射线束，并且N个铅笔形X射线束照射到待检查对象的N个位置 ; 和N个检测器，其被配置为分别接收来自待检查对象的相应位置的散射信号，其中N是大于或等于2的正整数。系统可以在一次扫描操作中实现双扫描，这不仅增加扫描速度，但也增强了成像的后向散射信号。

7. 发明公开

EP2520927A4 SCANNING DEVICE USING RAY BEAM FOR BACKSCATTERING IMAGING AND METHOD THEREOF 失效
标题翻译： X射线一种用于扩BACK图片及其方法扫描
公开(公告)号：EP2520927A4
公开(公告)日：2013-05-01
申请号：EP10840392
申请日：2010-06-28
申请人： NUCTECH CO LTD , UNIV TSINGHUA
发明人： KANG KEJUN , CHEN ZHIQIANG , LI YUANJING , ZHAO ZIRAN , LIU YINONG , WU WANLONG , LIN DONG , TANG LE , TU CHAO , SHEN ZONGJUN , DING GUANGWEI , JIN YINGKANG , LUO XILEI , CAO SHUO
IPC分类号： G21K1/04 , G01N23/203
CPC分类号： G01N23/203 , G21K1/043

8. 发明公开

EP2196797A4 METHOD AND DEVICE FOR DETECTING LIQUID ARTICLE 有权
标题翻译：方法和装置对液态物品的检测
公开(公告)号：EP2196797A4
公开(公告)日：2011-01-26
申请号：EP08800648
申请日：2008-09-25
申请人： UNIV TSINGHUA , NUCTECH CO LTD
发明人： CHEN ZHIQIANG , ZHANG LI , WANG XUEWU , HU HAIFENG , WU HONGXIN , LI YUANJING , LIU YINONG , ZHAO ZIRAN , XING YUXIANG , TANG HU , YI YUMIN , ZHANG JINYU
IPC分类号： G01N23/04 , G01N23/083 , G01N23/087 , G01V5/00
CPC分类号： G01N23/10 , A61B6/027 , G01N23/046 , G01N2001/022 , G01N2223/419 , G01N2223/423 , G01N2223/637 , G01N2223/639 , G01V5/00

9. 发明公开

EP3128496A4 VEHICLE IDENTIFICATION METHOD AND SYSTEM 有权
公开(公告)号：EP3128496A4
公开(公告)日：2018-01-10
申请号：EP15875153
申请日：2015-12-23
申请人： UNIV TSINGHUA , NUCTECH CO LTD
发明人： CHEN ZHIQIANG , ZHANG LI , LI JIANMIN , ZHAO ZIRAN , LIU YAOHONG , LI QIANG , HU ZHENG , GU JIANPING , LI YING
IPC分类号： G08G1/017 , G01V5/00 , G06K9/46
CPC分类号： G08G1/054 , G01V5/0008 , G01V5/0016 , G06K9/4604 , G06K9/4642 , G08G1/015 , G08G1/017
摘要： Disclosed is a vehicle identification method and system. The method includes: acquiring appearance information of an inspected vehicle; obtaining external features of the vehicle based on the appearance information; acquiring a transmission image of the vehicle and obtaining internal features of the vehicle from the transmission image; forming descriptions on the vehicle at least based on the external features and the internal features; and determining a vehicle model of the vehicle from a vehicle model databased by utilizing the descriptions. This method merges various types of modality information, especially introducing the transmission image, and combines the internal structure information with the appearance information, so that the present disclosure can identify a vehicle model more practically.

10. 发明公开

EP2713682A4 RADIATION DEVICE INSTALLATION CASE, OIL COOLED CIRCULATION SYSTEM AND X-RAY GENERATOR 有权
标题翻译： GEHÄUSEZUR安装EINER STRAHLUNGSVORRICHTUNG，ÖLGEKÜHLTESZIRKULATIONSSYSTEM UNDRÖNTGENGENERATOR
公开(公告)号：EP2713682A4
公开(公告)日：2015-04-22
申请号：EP12864643
申请日：2012-12-31
申请人： NUCTECH CO LTD , UNIV TSINGHUA
发明人： CHEN ZHIQIANG , ZHAO ZIRAN , DING FUHUA , WU WANLONG , LUO XILEI , ZHENG ZHIMIN
IPC分类号： H05G1/02 , G01N23/04
CPC分类号： H05G1/025 , G21F5/015 , H01J35/16 , H05G1/02 , H05G1/04
摘要： Disclosed are an installation case for a radiation device, an oil-cooling circulation system and an X-ray generator which belong to the technical field of X-ray generator. This disclosure aims to solve the technical problems existing in the conventional X-ray generator, that is, the conventional X-ray generator provides bad sealing, the weight of the case body of the conventional X-ray generator is heavy, and the leakage dose of the X-ray in the conventional X-ray generator is large. The installation case for a radiation device according to this disclosure comprising a case body and a collimator fixedly connected with the case body, the collimator being provided with a beam exit aperture and the case body being provided with a beam exit opening, the installation case for a radiation device further comprises a shielding device provided within the case body, the collimator and the shielding device are integrally formed, or the collimator and the shielding device are two separate parts and are fixedly connected with each other; each layer of the shielding device is provided with a ray exit aperture, and the ray exit aperture, the beam exit aperture and the beam exit opening are coaxial. The X-ray generator according to this disclosure comprises the oil-cooling circulation system according to this disclosure. The installation case for a radiation device according to the disclosure provides improved sealing and ray leakage-proof performance.
摘要翻译：公开了属于X射线发生器技术领域的辐射装置，油冷循环系统和X射线发生器的安装壳体。本公开旨在解决传统X射线发生器中存在的技术问题，即常规X射线发生器提供不良密封，常规X射线发生器的壳体重量很重，泄漏剂量的常规X射线发生器中的X射线量较大。根据本公开的用于辐射装置的安装壳体包括壳体和与壳体固定连接的准直器，准直器设置有光束出射孔，并且壳体设置有光束出射开口，安装壳体辐射装置还包括设置在壳体内的屏蔽装置，准直器和屏蔽装置一体形成，或者准直器和屏蔽装置是两个分开的部件并彼此固定连接; 屏蔽装置的每个层设置有射线出射孔，并且射线出射孔，射束出射孔和束出射孔是同轴的。根据本公开的X射线发生器包括根据本公开的油冷循环系统。根据本公开的辐射装置的安装壳体提供了改进的密封和防射线防护性能。

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