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公开(公告)号：US20250035569A1
公开(公告)日：2025-01-30
申请号：US18715229
申请日：2022-12-26
Applicant: NUCTECH (BEIJING) COMPANY LIMITED , NUCTECH COMPANY LIMITED
Inventor： Yuanjing LI , Shangmin SUN , Chunguang ZONG , Tao SONG , Lei LIU , Yuan MA , Weifeng YU , Bicheng LIU
IPC: G01N23/10 , G01N23/04 , G01N23/083 , G01P3/64
Abstract: A security inspection device, a security inspection system and a security inspection method are provided, the device includes: a support frame defining an inspection channel; a first X-ray accelerator provided at a position of a top portion of the support frame and the position is offset from a centerline of the inspection channel, where the first X-ray accelerator is configured to radiate a first X-ray towards the inspection channel to inspect an object; a second X-ray accelerator configured to radiate a second X-ray to the inspection channel to inspect the object; and a detector apparatus, including: detector modules provided on the support frame and facing the first X-ray accelerator and the second X-ray accelerator, the detector modules receive the first X-ray and/or the second X-ray to form a transmission image of the object; the first X-ray, the second X-ray, and the detector modules are located in the same plane.
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公开(公告)号：US20240411045A1
公开(公告)日：2024-12-12
申请号：US18716943
申请日：2022-12-16
Applicant: NUCTECH (BEIJING) COMPANY LIMITED , NUCTECH COMPANY LIMITED
Inventor： Shangmin SUN , Chunguang ZONG , Xuejing YANG , Xuping FAN , Quanwei SONG , Junping SHI , Hui MENG , Yang YANG , Weifeng YU , Ying LI , Dongyu WANG , Lei LIU , Bicheng LIU , Haojie CHI
Abstract: A mobile radiation inspection apparatus includes a vehicle body, a traveling mechanism, a boom assembly, a first imaging device, and a second imaging device. The boom assembly is mounted on the vehicle body and is configured to switch between an inspection state and a transportation state. The first imaging device includes a first ray source and a first ray detector both mounted on the boom assembly. The first ray source is positioned at the top of an inspection channel. The second imaging device includes a second ray source and a second ray detector. The second ray detector cooperates with the second ray source to detect rays emitted by the second ray source, and the second ray source is positioned on a side surface of the inspection channel. The mobile radiation inspection apparatus implements multi-angle and multi-mode scanning.
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公开(公告)号：US20210364620A1
公开(公告)日：2021-11-25
申请号：US17256851
申请日：2019-06-06
Applicant: NUCTECH COMPANY LIMITED
Inventor： Shangmin SUN , Yu HU , Sheng YAO , Tao WANG , Xibin YIN
Abstract: The present disclosure provides a smart automatic frequency control (AFC) apparatus, including: a phase shift module, connected to a first signal input terminal and configured to: receive an incident wave from the first signal input terminal, perform a phase shift on the incident wave according to a phase shift parameter so as to generate a phase-shifted signal, and output the phase-shifted signal to a phase detection module; and the phase detection module, connected to the phase shift module and a second signal input terminal and configured to: receive a reflected wave from the second signal input terminal, perform a phase detection on the phase-shifted signal and the reflected wave so as to generate a phase difference signal, and output the phase difference signal via a control interface.
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公开(公告)号：US20240319114A1
公开(公告)日：2024-09-26
申请号：US18574756
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC: G01N23/04 , G01N23/083 , G01N23/10
CPC classification number: G01N23/04 , G01N23/083 , G01N23/10 , G01N2223/204 , G01N2223/50
Abstract: An inspection system includes: a radiation source; a detector configured to detect a signal when radiation emitted by the radiation source acts on an inspected object; and a processor in communication connection with the radiation source and configured to select a periodic radiation combination corresponding to a type of the object according to the type of the object, and cause the radiation source to emit radiation to the object in the selected periodic radiation combination during the time that the object is scanned, and the periodic radiation combination is a chronological arrangement of radiation pulses output by the radiation source in each scanning period, and radiation pulses have at least two different radiation energies. The system is capable of improving adaptability and simplifying control. An inspection method is also provided.
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公开(公告)号：US20240302299A1
公开(公告)日：2024-09-12
申请号：US18575301
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Weizhen WANG , Bicheng LIU , Chunguang ZONG , Shangmin SUN
IPC: G01N23/083 , G01N23/04 , H01J25/50
CPC classification number: G01N23/083 , G01N23/04 , G01N2223/20 , H01J25/50
Abstract: An inspection system comprises: a radiation source; a detector configured to detect a signal when radiation emitted by the radiation source acts on the inspected object; and a processor in communication connection with the radiation source and configured to determine at least one periodic radiation combination corresponding to a type of the object according to the type of the object, select periodic radiation combinations respectively corresponding to at least two different portions of the object in the at least one periodic radiation combination, and cause the radiation source to emit radiation to the at least two corresponding different portions in selected periodic radiation combinations during the time that the object is scanned, wherein a periodic radiation combination is a chronological arrangement of at least one radiation pulse output by the radiation source in each scanning period. An inspection method is also provided.
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Patent Agency Ranking
公开(公告)号：US20220099857A1
公开(公告)日：2022-03-31
申请号：US17420678
申请日：2020-01-03
Inventor： Xuping FAN , Quanwei SONG , Yu HU , Shangmin SUN
Abstract: The present disclosure relates to a security inspection device and a transfer method, and the security inspection device includes an arm frame, provided with detectors, and configured to form an inspection channel; a first compartment, internally provided with a radiation source and connected with the arm frame, a protection wall, connected with the first compartment or the arm frame, and configured to perform radiation protection for an object to be protected, and a tire assembly, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment, the protection wall and the tire assembly are set to be transported together in a connected state.
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公开(公告)号：US20220082723A1
公开(公告)日：2022-03-17
申请号：US17420132
申请日：2020-01-03
Inventor： Quanwei SONG , Xuping FAN , Junping SHI , Yuan HE , Hui MENG , Chunguang ZONG , Yu HU , Shangmin SUN , Jinguo CAO
IPC: G01V5/00
Abstract: The present disclosure relates to a security inspection device and a transfer method, and the security inspection device includes an arm frame, provided with detectors, and configured to form an inspection channel, a first compartment, internally provided with a radiation source and connected with the arm frame, a protection wall, connected with the first compartment or the arm frame, and configured to perform radiation protection for an object to be protected, and a tire, configured to enable the security inspection device to move relative to the ground, and the arm frame, the first compartment and the protection wall are set to be transported together in a connected state.
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公开(公告)号：US20210270991A1
公开(公告)日：2021-09-02
申请号：US17255394
申请日：2020-01-06
Inventor： Yanwei XU , Weifeng YU , Yu HU , Chunguang ZONG , Shangmin SUN
IPC: G01V5/00 , G01S17/894 , G06K9/78
Abstract: The present disclosure relates to a security scanning inspection system and method. The security scanning inspection system comprises a detector, a scanning device and a controller, wherein the detector is configured to detect a protective attribute of an object to be inspected; the scanning device is movably arranged and the scanning device is configured to emit a scanning ray during movement to perform a security scanning inspection on the object to be inspected, the scanning device comprising at least two working modes, wherein a dose of a scanning ray in each working mode is different from a dose of a scanning ray in any other working modes; and the controller configured to select a working mode of the scanning device according to the protective attribute of the object to be inspected detected by the detector.
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公开(公告)号：US20240319112A1
公开(公告)日：2024-09-26
申请号：US18575288
申请日：2022-07-01
Applicant: NUCTECH COMPANY LIMITED
Inventor： Bicheng LIU , Weizhen WANG , Chunguang ZONG , Shangmin SUN
IPC: G01N23/02
CPC classification number: G01N23/02 , G01N2223/1006 , G01N2223/206 , G01N2223/64
Abstract: The present disclosure relates to an inspection system and method. The inspection system includes: a ray source, configured to generate rays having different energies; a detector, configured to detect a signal when a ray emitted by the ray source acts on at least one cross section of an inspected object; and a processor, in communication connection with the ray source, configured to adjust an energy of the ray emitted by the ray source according to information representing a material parameter of at least one cross section of the inspected object. The embodiments of the present disclosure is capable of being applicable to radiation inspection of multiple types of inspected objects.
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公开(公告)号：US20240085349A1
公开(公告)日：2024-03-14
申请号：US18259772
申请日：2021-12-15
Applicant: NUCTECH COMPANY LIMITED , TSINGHUA UNIVERSITY
Inventor： Zhiqiang CHEN , Lei LIU , Shangmin SUN , Chunguang ZONG , Yu HU , Yuan MA , Zheng JI
CPC classification number: G01N23/04 , G01N23/10 , G01V5/0016
Abstract: The present disclosure provides a radiation inspection system, including a container respectively provided with an entrance and an exit on opposite side walls thereof; and a radiation scanning imaging device disposed in the container and having an inspection channel. The radiation scanning imaging device includes a ray source, the ray source includes ray generators, and ray generators are configured to emit ray beams at different angles, so that the radiation scanning imaging device performs radiation scanning inspection on an object to be inspected passing through the inspection channel from the entrance to the exit.
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