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1. 发明授权

US11408852B2 Sampling tube bundle, sampling analysis device and preparation method of sampling tube bundle 有权
公开(公告)号：US11408852B2
公开(公告)日：2022-08-09
申请号：US16621877
申请日：2019-05-08
申请人： TSINGHUA UNIVERSITY , Nuctech Company Limited , WUHU JIAHONG NEW MATERIAL CO., LTD.
发明人： Zhiqiang Chen , Chunan Xu , Qingjun Zhang , Fengfeng Xiong , Yuanjing Li , Ziran Zhao , Yinong Liu , Yaohong Liu , Ge Li , Qiufeng Ma , Biao Cao
IPC分类号： G01N1/22 , G01N27/622 , G01N30/72 , G01N30/02
摘要： A sampling tube bundle includes a tube bundle body and a joint assembly. The tube bundle body includes a gas sampling tube for transmitting sampling gas; a metal woven layer wrapping an outer circumference of the gas sampling tube; a heating pad comprising a heat tracing cable wrapping an outer circumference of the metal woven layer, for heating the sampling gas in the gas sampling tube; a flame resistant tape wound around an outer circumference of the of the heating pad; a plurality of signal transmission lines circumferentially spaced apart from one another are arranged outside the flame resistant tape; and a sheath located outside the signal transmission line. The joint assembly is arranged on an end of the tube bundle body, for connecting to an analysis device or a sampling device.

2. 发明授权

US10989689B2 Gas chromatography-ion mobility spectrometry detector and gas chromatograph-ion mobility spectrometer 有权
公开(公告)号：US10989689B2
公开(公告)日：2021-04-27
申请号：US16235315
申请日：2018-12-28
申请人： Nuctech Company Limited , TSINGHUA UNIVERSITY
发明人： Qingjun Zhang , Weiping Zhu , Yuanjing Li , Zhiqiang Chen , Ziran Zhao , Yinong Liu , Yaohong Liu , Qiufeng Ma , Ge Li , Biao Cao , Nan Bai
IPC分类号： G01N27/62 , G01N27/622 , G01N30/72 , G01N30/20 , G01N30/60 , G01N30/02
摘要： A gas chromatography-ion mobility spectrometry detector and a hyphenated apparatus, the gas chromatography-ion mobility spectrometry detector comprises a gas chromatography mechanism and an ion mobility spectrometry mechanism. The gas chromatography mechanism comprises a chromatographic column and a sample injection port. The ion mobility spectrometry mechanism comprises a mobility tube and a connecting body, while a metal connection plate of the connecting body comprises a chromatographic metal plate, an ion mobility metal plate and a semipermeable membrane; on the ion mobility metal plate there are provided an ion mobility sample and carrier gas inlet, an ion mobility sample chamber and a sample injection port; the chromatography sample chamber and the ion mobility sample chamber are separated by semipermeable membrane.

3. 发明授权

US10510683B2 Packaging structures for metallic bonding based opto-electronic device and manufacturing methods thereof 有权
公开(公告)号：US10510683B2
公开(公告)日：2019-12-17
申请号：US15718919
申请日：2017-09-28
申请人： Tsinghua University , NUCTECH COMPANY LIMITED
发明人： Wenjian Zhang , Qingjun Zhang , Yuanjing Li , Zhiqiang Chen , Ziran Zhao , Yinong Liu , Yaohong Liu , Xiang Zou , Huishao He , Shuwei Li , Nan Bai
IPC分类号： H01L25/00 , H01L23/00 , H01L31/024 , H01L31/18 , H01L23/15 , H01L23/498 , H01L31/02 , H01L31/0203 , H01L27/146
摘要： The present disclosure proposes a packaging structure for a metallic bonding based opto-electronic device and a manufacturing method thereof. According to the embodiments, the packaging structure for an opto-electronic device may comprise an opto-electronic chip and a packaging base. The opto-electronic chip comprises: a substrate having a first substrate surface and a second substrate surface opposite to each other; an opto-electronic device formed on the substrate; and electrodes for the opto-electronic device which are formed on the first substrate surface. The packaging base has a first base surface and a second base surface opposite to each other, and comprises conductive channels extending from the first base surface to the second base surface. The opto-electronic chip is stacked on the packaging base in such a manner that the first substrate surface faces the packaging base, and the electrodes formed on the first substrate surface of the opto-electronic chip are bonded with corresponding conductive channels in the packaging base.

4. 发明授权

US09983321B2 Safety inspection detector and goods safety inspection system comprising sealing material filled between an opening on a housing and the end portion of a detection module 有权
公开(公告)号：US09983321B2
公开(公告)日：2018-05-29
申请号：US15258209
申请日：2016-09-07
申请人： Nuctech Company Limited , TSINGHUA UNIVERSITY
发明人： Qingjun Zhang , Yuanjing Li , Zhiqiang Chen , Ziran Zhao , Yinong Liu , Yaohong Liu , Xiang Zou , Huishao He , Shuwei Li , Jianping Chang , Wenjian Zhang
IPC分类号： G01T7/00 , G01J1/02
CPC分类号： G01T7/00 , G01J1/0271 , G01J2001/0276
摘要： The invention discloses a safety inspection detector and a goods safety inspection system. The safety inspection detector at least comprises a circuit board, a first housing, a second housing, a detection module and a connecting interface. The detection module and the connecting interface are mounted on the circuit board. The first housing is pressed and connected to a first surface of the circuit board, and the second housing is pressed and connected to a second surface of the circuit board. The first housing and the second housing can hermetically wrap the detection module and electronic devices on the circuit board, but bypass the connecting interface to realize leading-out and connection with related interconnected cables by utilizing the connecting interface. The housings can be used for sealing and protecting sensitive electronic devices in the detector, thus being moisture proof and preventing interference.

5. 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。

6. 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。

7. 发明授权

US09287433B2 Radiation detector 有权
公开(公告)号：US09287433B2
公开(公告)日：2016-03-15
申请号：US14164702
申请日：2014-01-27
申请人： Tsinghua University , Nuctech Company Limited
发明人： Lan Zhang , Yulan Li , Yuanjing Li , Yinong Liu , Jianqiang Fu , Hao Jiang , Wei Zhang , Yanqing Liu , Jun Li
IPC分类号： H01L31/115 , G01T1/24
CPC分类号： H01L31/115 , G01T1/241
摘要： A radiation detector is provided. The radiation detection comprises a semiconductor crystal for detecting radiation. The semiconductor crystal comprises a top surface, a bottom surface, and at least one side surface. At least one anode is arranged on at least one of the top surface, the bottom surface, and the at least one side surface. At least one cathode is arranged on at least another one of the top surface, the bottom surface, and the at least one side surface. The at least one anode each has a stripe shape, the at least one cathode each has a planar or curved shape, and the at least one cathode and the at least one anode extend in parallel with respect to each other to a length substantially equal to that of the anode. Such an electrode structure can improve energy resolution and detection efficiency of the radiation detector effectively.

8. 发明申请

US20140299758A1 CORONA DISCHARGING DEVICE AND ION MIGRATION SPECTROMETER HAVING SAME 有权
标题翻译： CORONA放电装置和具有相同功能的离子迁移光谱仪
公开(公告)号：US20140299758A1
公开(公告)日：2014-10-09
申请号：US14005820
申请日：2012-11-29
申请人： Nuctech Company Limited , Tsinghua University
发明人： Zhiqiang Chen , Qingjun Zhang , Shuqiang Dong , Yuanjing Li , Ziran Zhao , Yinong Liu , Yan Zheng
IPC分类号： H01T19/04 , H01J49/26
CPC分类号： H01T19/04 , G01N27/622 , G01N27/68 , H01J27/022 , H01J49/168 , H01J49/26
摘要： The present invention provides a corona discharge device, comprising a first electrode including: a first substantially cylindrical inner chamber portion and a second substantially conical inner chamber portion in communication with the first inner chamber portion, wherein the second inner chamber portion has a cross sectional area that gradually enlarges in a direction away from the first inner chamber portion. The present invention also provides an ion mobility spectrometer comprising: an ionization region; and the corona discharge device disposed in the ionization region. With the above construction and structure, the ion mobility spectrometer of the present invention has the advantages that extraction of ions is facilitated and a life time of the corona electrode is lengthened. In addition, the focusing and storing electrode is used to effectively shield interference of a corona discharge pulse, and to push and focus sample ions. A designed voltage control solution is used to achieve mobility differentiating of ions, while a corona pulse is shielded to prevent variation in an ion quantity due to the corona pulse, thereby achieving an effect of stabilizing mobility spectrum lines.
摘要翻译：本发明提供一种电晕放电装置，包括：第一电极，包括：与第一内室部分连通的第一基本上圆柱形的内室部分和第二基本上圆锥形的内室部分，其中第二内室部分具有横截面积其在远离第一内室部分的方向上逐渐扩大。本发明还提供了一种离子迁移谱仪，包括：电离区域; 以及设置在电离区域中的电晕放电装置。通过上述结构和结构，本发明的离子迁移谱仪具有促进离子提取和电晕电极寿命延长的优点。此外，聚焦和存储电极用于有效屏蔽电晕放电脉冲的干扰，并推动和聚焦样品离子。使用设计的电压控制解决方案来实现离子的移动性差异，同时屏蔽电晕脉冲以防止由于电晕脉冲引起的离子量的变化，从而实现稳定迁移率谱线的效果。

9. 发明申请

US20140010346A1 METHOD AND DEVICE FOR INSPECTION OF LIQUID ARTICLES 审中-公开
标题翻译：检测液体物品的方法和装置
公开(公告)号：US20140010346A1
公开(公告)日：2014-01-09
申请号：US13946498
申请日：2013-07-19
申请人： Nuctech Company Limited , Tsinghua University
发明人： Zhiqiang Chen , Li Zhang , Xuewu Wang , Haifeng Hu , Hongxin Wu , Yuanjing Li , Yinong Liu , Ziran Zhao , Yuxiang Xing , Hu Tang , Yumin Yi , Jinyu Zhang
IPC分类号： G01N23/10
CPC分类号： G01N23/10 , A61B6/027 , G01N23/046 , G01N2001/022 , G01N2223/419 , G01N2223/423 , G01N2223/637 , G01N2223/639 , G01V5/00
摘要： Disclosed are a method and a device for security-inspection of liquid articles with dual-energy CT imaging. The method comprises the steps of obtaining one or more CT images including physical attributes of liquid article to be inspected by CT scanning and a dual-energy reconstruction method; acquiring the physical attributes of each liquid article from the CT image; and determining whether there are drugs concealed in the inspected liquid article based on the difference between the acquired physical attributes and reference physical attributes of the inspected liquid article. The CT scanning can be implemented by a normal CT scanning technique, or a spiral CT scanning technique. In the normal CT scanning technique, the scan position can be preset, or set by the operator with a DR image, or set by automatic analysis of the DR image.
摘要翻译：公开了一种用于双能CT成像的液体物品的安全检查方法和装置。该方法包括以下步骤：通过CT扫描获得包括待检查的液体物品的物理属性的一个或多个CT图像和双能量重建方法; 从CT图像获取每个液体物品的物理属性; 并且基于被检查的液体制品的所获取的物理属性和参考物理属性之间的差异来确定在被检查的液体制品中是否存在隐藏的药物。 CT扫描可以通过正常的CT扫描技术或螺旋CT扫描技术来实现。在正常的CT扫描技术中，扫描位置可以由操作员预先设置，或者通过DR图像设置，或者通过DR图像的自动分析设置。

10. 发明授权

US11215626B2 Gate system for sample detection and method of sample inspection 有权
公开(公告)号：US11215626B2
公开(公告)日：2022-01-04
申请号：US16406272
申请日：2019-05-08
申请人： TSINGHUA UNIVERSITY , Nuctech Company Limited
发明人： Qingjun Zhang , Yuanjing Li , Zhiqiang Chen , Ziran Zhao , Yinong Liu , Yaohong Liu , Qiufeng Ma , Lili Yan , Weiping Zhu , Biao Cao
IPC分类号： G01N35/04 , G01N25/54 , G01N35/10 , G01N35/00 , G01N1/02
摘要： The present disclosure provides a gate system for sample detection and a method of sample inspection, which relate to the field of detection and analysis technology. The gate system comprises: an accommodating apparatus configured to accommodate an inserted ticket to be detected; a wipe sampling apparatus including a wipe sampling belt which is configured to drive the ticket to be detected to move within the accommodating apparatus and to conduct a wipe sampling to the ticket; an inspiratory sampling apparatus configured to collect samples dropped from the wipe sampling apparatus; and a detection apparatus configured to detect the samples and output detection results. The gate system for sample detection and the method of sample inspection provided by the present disclosure have a wide range of applications and can perform rapid sampling and detection to those substances that are difficult to be volatilized.

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