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41. 发明申请

US20170184727A1 HUMAN BODY RADIATION EXAMINING METHOD AND SYSTEM 审中-公开
公开(公告)号：US20170184727A1
公开(公告)日：2017-06-29
申请号：US15282485
申请日：2016-09-30
申请人： Nuctech Company Limited
发明人： Ziran Zhao , Zhiqiang Chen , Yuanjing Li , Wanlong Wu , Yingkang Jin , Chenguang Zhu
IPC分类号： G01T1/02 , A61N5/10
CPC分类号： G01T1/02 , A61N5/10 , A61N2005/1074 , G01V5/0016
摘要： A human body radiation examining method and system are disclosed. In one aspect, the human body radiation examining method comprises: identifying a person to be examined. The method further comprises retrieving an accumulative radiation dose of the person according to identification result. The method further comprises obtaining a predicted single radiation scanning dose of a human body radiation examining device intended to perform a current radiation examination. The method further comprises calculating a sum value of the accumulative radiation dose of the person and the predicted single radiation scanning dose of the human body radiation examining device. The method further comprises determining whether to perform the current radiation examination on the person according to whether the sum value exceeds a dose limit. In some embodiments, the human body radiation examining system and method can improve the security of the human body radiation examination.

42. 发明申请

US20170184516A1 PORTABLE BACKSCATTER IMAGING INSPECTION APPARATUS AND IMAGING METHOD 审中-公开
公开(公告)号：US20170184516A1
公开(公告)日：2017-06-29
申请号：US15285850
申请日：2016-10-05
申请人： Nuctech Company Limited
发明人： Zhiqiang Chen , Yuanjing Li , Ziran Zhao , Wanlong Wu , Yingkang Jin , Le Tang , Xiao Tang , Guangwei Ding
IPC分类号： G01N23/203
CPC分类号： G01N23/203 , G01N2223/053 , G01N2223/408 , G01T7/00 , G01V5/0025
摘要： The present disclosure relates to a portable backscatter imaging inspection apparatus and an imaging method thereof, the apparatus comprising: an apparatus housing, an X-ray source, a rotating modulation mechanism, a radiation detector, a motion sensor and a controller; the X-ray source, the rotating modulation mechanism, the radiation detector and the motion sensor are disposed within the apparatus housing, wherein the radiation detector is used to receive scatter signal data from a surface of an object under inspection to form a two dimensional (2D) image, the motion sensor is used to collect a three dimensional (3D) motion track and scanning angles of the apparatus during a scanning process, the controller is used to splice and fuse a plurality of 2D images received by the radiation detector based on the 3D motion track and the scanning angles to obtain a stereo image of the surface of the object under inspection. This disclosure may achieve a better scan imaging effect on an object having a curved surface or multiple irregular surfaces.

43. 发明授权

US09552521B2 Human body security inspection method and system 有权
标题翻译：人体安全检查方法及系统
公开(公告)号：US09552521B2
公开(公告)日：2017-01-24
申请号：US14337190
申请日：2014-07-21
申请人： TSINGHUA UNIVERSITY , NUCTECH COMPANY LIMITED
发明人： Zhiqiang Chen , Yuanjing Li , Ziran Zhao , Wanlong Wu , Yingkang Jin , Yinong Liu , Wenguo Liu , Xianli Ding , Bin Sang , Le Tang , Ming Ruan , Chenguang Zhu , Liaohua Fu , Fuhua Ding , Shuo Cao
IPC分类号： G06K9/00 , G06T7/00 , G07C9/00
CPC分类号： G06K9/00771 , G06K9/00362 , G06K2209/09 , G06T7/0002 , G06T2207/30196 , G06T2207/30232 , G07C9/00158
摘要： The present invention provides a human body security inspection method and system. The method comprises: retrieving in real-time scanning row or column image data of a personal to be inspected; transmitting in real-time the image data to an algorithm processing module and processing these image data by the module; automatically recognizing a suspicious matter by a suspicious matter automatic target recognition technique, after retrieving an image data of an entire scanning image of the personal; any of the following three inspection modes is selected, so as to perform a further processing on basis of the recognition result of the suspicious matter, (1) in a manner of automatic target recognition technique, (2) in a combination manner of the automatic target recognition technique and a privacy protection image; and (3) a combination manner of the automatic target recognition technique, a privacy protection image and human intervention.
摘要翻译：本发明提供一种人体安全检查方法和系统。该方法包括：实时检索要检查的个人的行或列图像数据; 将图像数据实时传输到算法处理模块，并通过模块处理这些图像数据; 在检索个人的整个扫描图像的图像数据之后，通过可疑物体自动目标识别技术自动识别可疑物品; 选择以下三种检查模式中的任何一种，以便基于可疑物的识别结果进行进一步处理，（1）以自动目标识别技术的方式，（2）以自动目标识别技术和隐私保护形象; 和（3）自动目标识别技术，隐私保护图像和人为干预的组合方式。

44. 发明授权

US09420676B2 Installation case for radiation device, oil-cooling circulation system and x-ray generator 有权
标题翻译：辐射装置，油冷循环系统和X射线发生器的安装箱
公开(公告)号：US09420676B2
公开(公告)日：2016-08-16
申请号：US14129617
申请日：2012-12-31
申请人： Nuctech Company Limited , Tsinghua University
发明人： Zhiqiang Chen , Ziran Zhao , Fuhua Ding , Wanlong Wu , Xilei Luo , Zhimin Zheng
IPC分类号： H05G1/02 , H05G1/04 , H01J35/16 , G21F5/015
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，泄漏剂量在常规X射线发生器中的X射线量较大。根据本公开的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，准直器和屏蔽装置整体形成，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，射束出射孔和射束出射口是同轴的。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。根据本公开的用于辐射装置的安装壳体提供了改进的密封和防止射线泄漏的性能。

45. 发明授权

US09322933B2 Multiple technologies composite scintillation detector device 有权
标题翻译：多技术复合闪烁检测装置
公开(公告)号：US09322933B2
公开(公告)日：2016-04-26
申请号：US14576674
申请日：2014-12-19
申请人： NUCTECH COMPANY LIMITED , TSINGHUA UNIVERSITY
发明人： Ziran Zhao , Zhiqiang Chen , Yuanjing Li , Wanlong Wu , Yinong Liu , Ming Ruan , Yingkang Jin , Le Tang
IPC分类号： G01T1/20
CPC分类号： G01T1/2002 , G01T1/2008
摘要： The invention presents a backscattering scintillation detector. The scintillation detector includes a scintillation crystal detector; a X-ray sensitizing screen, which is disposed forward the scintillation crystal detector and where a backscattered X-ray from an object to be detected is processed and then at least part of the processed X-ray is incident to scintillation crystal detector; and photoelectric multiplier, which is disposed backward the scintillation crystal detector and is configured to collect a light signal from scintillation crystal detector and convert it to an electrical signal. Through the above preferable embodiment, a X-ray sensitizing screen, a scintillation crystal detector, and light guiding and wave-drifting technologies are combined together to obtain a novel scintillation detector, which can improve detection of X-ray, transmission of light signal and conversion of light signal to electrical signal.
摘要翻译：本发明提出了一种后向散射闪烁检测器。闪烁检测器包括闪烁晶体检测器; 设置在闪烁晶体检测器前方的X射线增感屏幕，并且处理来自被检测物体的背散射X射线，然后处理的X射线的至少一部分入射到闪烁晶体检测器; 以及光电倍增器，其设置在闪烁晶体检测器的后方，并且被配置为从闪烁晶体检测器收集光信号并将其转换为电信号。通过上述优选实施例，将X射线增感屏，闪烁晶体检测器和导光波漂移技术组合在一起，以获得新的闪烁检测器，其可以改善X射线的检测，光信号的传输和光信号转换为电信号。

46. 发明申请

US20160003965A1 X-RAY BACKSCATTERING SAFETY INSPECTION SYSTEM HAVING DISTRIBUTED X-RAY SOURCE AND METHOD USING THE SAME 审中-公开
标题翻译：具有分布式X射线源的X射线背景安全检查系统及其使用方法
公开(公告)号：US20160003965A1
公开(公告)日：2016-01-07
申请号：US14790880
申请日：2015-07-02
申请人： TSINGHUA UNIVERSITY , NUCTECH COMPANY LIMITED
发明人： Zhiqiang Chen , Ziran Zhao , Wanlong Wu , Yingkang Jin , Le Tang , Chengcong Xu , Ming Ruan , Guangwei Ding , Yanjie Wen
IPC分类号： G01V5/00 , G01N23/203
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射线背散射安全检查系统，其包括：X射线源，其包括多个目标点，每个目标点各自可控制以发射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，并且输出N个铅笔X射线束，并且将N个铅笔X射线束照射到待检查对象的N个位置 ; 和N个检测器，其被配置为分别从待检查对象的相应位置接收散射信号，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，这不仅增加了扫描速度，同时也增强了用于成像的后向散射信号。

47. 发明申请

US20140211923A1 INSTALLATION CASE FOR RADIATION DEVICE, OIL-COOLING CIRCULATION SYSTEM AND X-RAY GENERATOR 有权
标题翻译：辐射装置安装情况，油冷循环系统和X射线发生器
公开(公告)号：US20140211923A1
公开(公告)日：2014-07-31
申请号：US14129617
申请日：2012-12-31
申请人： Tsinghua University , Nuctech Company Limited
发明人： Zhiqiang Chen , Ziran Zhao , Fuhua Ding , Wanlong Wu , Xilei Luo , Zhimin Zheng
IPC分类号： H05G1/02 , H01J35/16
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，泄漏剂量在常规X射线发生器中的X射线量较大。根据本公开的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，准直器和屏蔽装置整体形成，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，射束出射孔和射束出射口是同轴的。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。根据本公开的用于辐射装置的安装壳体提供了改进的密封和防止射线泄漏的性能。

48. 发明申请

US20140050305A1 RADIATION DEVICE INSTALLATION HOUSING AND X-RAY GENERATOR 有权
标题翻译：辐射装置安装壳和X射线发生器
公开(公告)号：US20140050305A1
公开(公告)日：2014-02-20
申请号：US14005605
申请日：2012-12-31
申请人： NUCTECH COMPANY LIMITED
发明人： Ziran Zhao , Zhiqiang Chen , Xilei Luo , Fuhua Ding , Wanlong Wu , Zhimin Zheng
IPC分类号： H01J35/16
CPC分类号： H01J35/16 , G01N23/04 , H01J35/105 , H01J35/106 , H01J35/12 , H05G1/025 , H05G1/04 , H05G1/08 , H05G1/085
摘要： Embodiments include an X-ray generator including a radiation device installation housing and an X-ray generator. In various embodiments, the radiation device installation housing comprises a housing body, a flange fixedly provided on an inner wall of the housing body and shaped in circular and a compensation device fixedly or movably connected with the flange in a liquid tight manner; a liquid receiving cavity for receiving an insulating liquid formed between one side of two opposite sides of the compensation device and the inner wall of the housing body as well as the flange; a compensation device moving space formed between another side of the two opposite sides of the compensation device opposed to the inner wall of the housing body and an inner wall of the flange.
摘要翻译：实施例包括具有辐射装置安装壳体和X射线发生器的X射线发生器。在各种实施例中，辐射装置安装壳体包括壳体，凸缘，其固定地设置在壳体主体的内壁上并成形为圆形，并且补偿装置以液密方式与凸缘固定或可移动地连接; 用于接收在所述补偿装置的两个相对侧的一侧和所述壳体的内壁之间形成的绝缘液体的液体接收腔以及所述凸缘; 补偿装置移动空间形成在与壳体的内壁相对的补偿装置的两个相对侧的另一侧和凸缘的内壁之间。

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