WO2022173451A1 - Dispositif de détection de matières explosives, d'armes, d'armes à feu, de couteaux ou de substances - Google Patents

Dispositif de détection de matières explosives, d'armes, d'armes à feu, de couteaux ou de substances Download PDF

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Publication number
WO2022173451A1
WO2022173451A1 PCT/US2021/018123 US2021018123W WO2022173451A1 WO 2022173451 A1 WO2022173451 A1 WO 2022173451A1 US 2021018123 W US2021018123 W US 2021018123W WO 2022173451 A1 WO2022173451 A1 WO 2022173451A1
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WO
WIPO (PCT)
Prior art keywords
explosive
controller
weapons
subject
firearms
Prior art date
Application number
PCT/US2021/018123
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English (en)
Inventor
Adrien BORONSE
Original Assignee
Boronse Adrien
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boronse Adrien filed Critical Boronse Adrien
Priority to PCT/US2021/018123 priority Critical patent/WO2022173451A1/fr
Publication of WO2022173451A1 publication Critical patent/WO2022173451A1/fr

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G01N27/622—Ion mobility spectrometry
    • G01N27/623—Ion mobility spectrometry combined with mass spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0057—Warfare agents or explosives
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/887—Radar or analogous systems specially adapted for specific applications for detection of concealed objects, e.g. contraband or weapons
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/22—Fuels; Explosives
    • G01N33/227—Explosives, e.g. combustive properties thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
    • G01S13/867—Combination of radar systems with cameras
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/26—Mass spectrometers or separator tubes

Definitions

  • TITLE A DEVICE FOR DETECTING EXPLOSIVE MATERIALS, OR WEAPONS OR FIREARMS, OR KNIVES OR SUBSTANCES
  • the present disclosure generally relates to detecting explosive materials, weapons, firearms, knives, and substances. More specifically, the present disclosure relates to a device for detecting explosive materials, weapons, firearms, knives, and drugs using radar, Ion Mobility Spectrometry (IMS), a Mass Spectrometry, and Explosive Trace Detector (ETD) technologies.
  • IMS Ion Mobility Spectrometry
  • ETD Explosive Trace Detector
  • explosive based weapons are used to carryout explosions in crowded areas.
  • the explosive based weapons may include but not limited to RDX, PETN, TNT and so on.
  • Reasons for increase in use of such explosive based weapons may include availability and easy to deploy such explosive based weapons.
  • novel methods have been invented to provide variety of compositions to make explosives, weapon delivery systems that are very difficult to trace or detect. Additionally, use of weapons such as firearms or guns, knives to create havoc in public places has increased.
  • controlled substances may include, but not limited to, marijuana, cocaine, heroin, PCP, methamphetamine and so on.
  • the explosives are detected by collecting vapor or particulate samples.
  • the samples are analyzed with a sensitive sensor system using different techniques. Examples of the techniques include but not limited to an Ion Mobility Spectrometry (IMS), a Mass Spectrometry (MS), and a Gas Chromatography (GC).
  • IMS Ion Mobility Spectrometry
  • MS Mass Spectrometry
  • GC Gas Chromatography
  • Examples of the devices implementing the above techniques are deployed at airports, border security, government buildings and so on. Examples of the devices used to detect explosives, drugs and other objects are disclosed at least in a United States granted patent 6831590 and in a United States patent application 20090032701.
  • a concealed object detection system for detecting objects concealed on a person is disclosed.
  • the concealed object detection system includes radar transponders that are each configured and positioned to direct a radar signal at a person and to detect a portion of the radar signal reflected by the person.
  • a system for detecting analytes in a gas phase sample is disclosed. The system comprises an ion mobility spectrometer provided for detecting analytes having an excess amount of dopant in its separation region.
  • the devices are effective in detecting the explosives, weapons, firearms, knives and drugs, they are very bulky, expensive, and require time-consuming procedures. Further, the devices used to detect explosives, weapons, firearms, knives and drugs cannot be used at homes and cannot be mass-produced due to its overall cost and frequency of utilizing the devices to detect explosives, firearms, knives or drugs.
  • the device comprises a plurality of sensors, a controller and a memory coupled to the processor.
  • the sensors include radar, a position sensor, a camera and so on.
  • the device scans a plurality of subjects in a field of regard. Based on the signals obtained from the sensors, the device determines presence of explosive materials and alerts a user of the device.
  • Figure 1 illustrates a schematic diagram of a device 100 for detecting traces of explosive materials, weapons, firearms, and knives on a subject 220, in accordance with one embodiment of the present disclosure.
  • Figure 2 illustrates the device 100 for detecting traces of explosive materials, in accordance with one embodiment of the present disclosure.
  • Figure 3 illustrates a schematic diagram of the device 100 coupled to an explosive detector 300 for detecting traces of explosive materials or firearms in accordance with one embodiment of the present disclosure.
  • Figure 4 illustrates a method 400 for detecting traces of explosive materials, weapons, firearms or knives using the explosive detector 300, in accordance with one embodiment of the present disclosure.
  • Figure 5 illustrates a schematic diagram of the device 100 coupled to an explosive trace detection system 500 for detecting traces of explosive materials, weapons, firearms, knives or drugs, in accordance with one embodiment of the present disclosure.
  • Figure 6 illustrates a method 600 for detecting traces of explosive materials, weapons, firearms, knives or drugs using the explosive trace detection system 500, in accordance with one embodiment of the present disclosure.
  • the present disclosure discloses a device for detecting traces of explosive materials, weapons, firearms, knives or drugs.
  • the device may be used a stand-alone device.
  • the device may be coupled to an explosive detector using mass spectrometry or ion mobility spectrometry technologies.
  • the device comprises a plurality of sensors, a controller and a memory coupled to the processor.
  • the sensors include radar, a position sensor, a camera and so on.
  • the device scans a plurality of subjects in a field of regard. Based on the signals obtained from the sensors, the device determines presence of explosive materials, weapons, firearms, knives or drugs and alerts a user of the device.
  • mass spectrometry or ion mobility spectrometry technologies are used to detect presence of explosives, weapons, firearms, knives or drugs. After detecting, the device displays results and alerts the user of the device.
  • the device 100 may include, but not limited to, an electronic device such as a mobile phone, a laptop, a camera, a desktop, and so on.
  • the device 100 comprises a controller 105, a memory 110, an interface 115, a display unit 120, a camera or video unit 125, a transceiver 130, a position sensor 135, radar 140 and a battery 145.
  • the controller 105 may be implemented as one or more microprocessors, microcomputers, digital signal processors, central processing units, state machines, logic circuitries, and/or any devices that manipulate signals based on operational instructions. Among other capabilities, the controller 105 is configured to fetch and execute computer-readable instructions or program instructions stored in the memory 105.
  • the memory 110 may include any computer-readable medium known in the art including, for example, volatile memory, such as static random access memory (SRAM) and dynamic random access memory (DRAM), and/or non-volatile memory, such as read only memory (ROM), erasable programmable ROM, flash memories, hard disks, and so on.
  • the interface 115 may include a variety of software and hardware interfaces, for example, a web interface, a graphical user interface, and the like.
  • the interface 115 may allow the control unit 105 to interact with the user or customer directly or through other devices (not shown).
  • the interface 115 may include a touch screen interface.
  • the display unit 120 may include a Light Emitting Diode (LED) or Liquid Crystal Display (LCD) screen configured to display text or video.
  • the camera or video unit 125 indicates an imaging unit used to capture still images or a video.
  • the transceiver 130 is used to transmit and receive signal/data from the controller 105 to external devices such as servers, scanners, explosive detectors, or other devices.
  • the position sensor 135 may indicate a location sensor such a Global Positioning System (GPS) sensor.
  • the radar 140 includes a radar sensor or a radar antenna. The radar 140 is used to launch electromagnetic Radio Frequency (RF) energy or radar pulse frequency.
  • the batery 145 may include but not limited to a rechargeable battery made up of Lithium Ion to power the device 100.
  • the device 100 may be carried by a user or may be placed on a placed on a platform 205.
  • the platform may be mounted on a stand 210 as shown in FIG. 1.
  • the device 100 is positioned such that the camera 125 and the radar 140 face a subject 220.
  • the subject 220 may indicate a person or a group of people whom a user wishes to screen for explosive materials or drugs.
  • the subject 220 may include an object such as baggage of the person, a container being transported from one place to another.
  • the subject 220 may be asked to stand at a distance D from the device 100. In one example, the distance D may range from 2 meters to 10 meters.
  • the subject 220 has a threat device 225 e.g., an explosive device/bomb, a gun/firearm, a knife and so on.
  • the camera 125 and radar 140 may have a field of view or field of regard 230, as shown in FIG. 1.
  • the field of regard 230 may have a group of people and the device 100 may be used to scan the group of people in the field of view or field of regard 230.
  • the subject 220 In order to detect the threat device 225 carried by the subject 220, at first, the subject 220 shall be within the field of view 230 of the device 100. Subsequently, the user of the device 100 may navigate options provided at the interface 115 on the display unit 120. The user may select an option to scan the subject 220. Upon selecting, the radar 140 may beam or launch electromagnetic Radio Frequency (RF) energy or radar pulse frequency in the filed of regard 230. As known, the electromagnetic Radio Frequency (RF) energy or radar pulse frequency allows to detect radar signatures of man-made objects such as the explosives.
  • RF Radio Frequency
  • the radar beam launched by the radar 140 intersects the subject 220 and the threat device 225 within the distance D. Further, the energy scattered off the subject 220 and the threat device 225 is collected by the transceiver 130. Subsequently, the transceiver 130 sends signals to the controller 105. The signals received at the controller 105 are provided in a digital format. After receiving the signals from the transceiver 130, the controller 105 executes a plurality of signal processing algorithms stored in the memory 110. The controller 105 executes the plurality of signal processing algorithms to classify the signals received from the subject 220 as threat or non-threat.
  • the controller 105 may instruct the display unit 120 to display a signal or sign e.g., green color light indicating that the subject 220 is not a threat. If the controller 105 classifies that the signals received from the subject 220 are threat, then the controller 105 may instruct the display unit 120 to display a signal or sign e.g., red color light indicating that the subject 220 is a threat. Further, the controller 105 may instruct the device 100 to raise an audible alarm such that the user of the device 100 is made aware of the subject 220 carrying the threat device 225.
  • a signal or sign e.g., green color light indicating that the subject 220 is not a threat.
  • the controller 105 may instruct the display unit 120 to display a signal or sign e.g., red color light indicating that the subject 220 is a threat.
  • the controller 105 may instruct the device 100 to raise an audible alarm such that the user of the device 100 is made aware of the subject 220 carrying the threat device 225.
  • the controller 105 may instruct the camera 125 to capture an image of the subject 220.
  • the controller 105 may instruct the camera 125 to capture an image of the threat device 225.
  • the image of the subject 220 and the threat device 225 may be displayed on the display unit 120.
  • the controller 105 may instruct the position sensor 135 to determine the position of the subject 220 if there is more number of people in the field of view or field of regard 230. Determining the position or location of the subject 220 may help in capturing the subject 220.
  • the device 100 is used to analyze the subjects 220 within the field of regard and to detect polarization signatures that are characteristic of a subject carrying the threat device 225. Further, the camera or video unit 125 is used to identify or track the subjects 220.
  • the device 100 may be coupled to an explosive detector to detect explosives, weapons, firearms, and knives.
  • the explosives may include RDX, Pentaerythritol Tetranitrate (PETN), Trinitrotoluene (TNT), Nitroglycerin, Aziroazide azide and so on.
  • the weapons may include but not limited to handgun, a hand grenade, or a long knife.
  • examples of the firearms may include rifles, shotguns, carbines, machine guns, submachine guns, automatic rifles, assault rifles, personal defense weapon, and fire lances. Referring to FIG. 3, the device 100 coupled to an explosive detector 300 is shown, in accordance with one embodiment of the present disclosure.
  • the explosive detector 300 comprises an Ion Mobility Spectrometer (IMS) 305, a power source 310 for providing power to the explosive detector 300. Further, the explosive detector 300 comprises an inlet 315, and an air mover 320 for drawing a flow of air through the inlet 315. The inlet 315 comprises a passage (not shown) through which a flow of air to be sampled by the IMS 305 can flow. [031] Further, the explosive detector 300 comprises a heater 325 configured to heat the air to be tested. The explosive detector 300 comprises a second controller 330 configured to control the air mover 320, the IMS 315, and the heater 325. As can be seen from FIG. 3, the device 100 is communicatively coupled to the explosive detector 300. Specifically, the second controller 330 is communicatively coupled to the device 100.
  • IMS Ion Mobility Spectrometer
  • the IMS 305 is coupled to the inlet 315 by a sampling port 335.
  • the explosive detector 300 comprises a reaction region 340 in which a sample can be ionized.
  • the sampling port 335 can be operated to obtain a sample from the inlet 315 into the IMS 305.
  • the sampling port 335 can be operated to sample air from the inlet 315 into the reaction region 340 of the IMS 305.
  • the reaction region 340 comprises an ionizer 345 for ionizing the sample.
  • the explosive detector 300 comprises a drift chamber 355 comprising drift electrodes 350 for applying an electric field along the drift chamber 355 to accelerate ions bottom of the IMS 305 against the flow of the drift gas.
  • the user of the device 100 may select an option by navigating on the interface 115 provided on the display unit 120. Subsequently, the controller 105 instructs the second controller 330 to activate the IMS 305.
  • the second controller 330 activates the IMS 305 and operates the air mover 320 so that a flow of air is drawn through the inlet 315. Further, the second controller 330 increases the heat output from the heater 325 for a selected time period. The time period may be selected based on the type of explosive or drug that the user wishes to detect.
  • the second controller 330 controls the sampling port 335 to obtain the sample from the heated flow of air in the inlet 315. Further, the second controller 330 controls the IMS 305 to perform ion mobility spectrometry on the heated sample in the reaction region 340. Subsequently, the second controller 330 operates the electrodes 350 to apply an electric charge to aerosol particles in the sample. Upon applying the electric charge, the electrodes 350 draw the aerosol particles onto the electrodes 350. After drawing the aerosol particles, the second controller 330 sends signals indicating presence of the explosives/firearms/knives to the controller 105 of the device 100.
  • the controller 105 may instruct the display unit 120 to display a signal or sign e.g., red color light indicating that the sample comprises explosive material or weapon or firearm or knife. Further, the controller 105 may instruct the device 100 to raise an audible alarm such that the user of the device 100 is made aware of the explosive material or firearm or knife being carried by the subject.
  • a signal or sign e.g., red color light indicating that the sample comprises explosive material or weapon or firearm or knife.
  • the controller 105 may instruct the device 100 to raise an audible alarm such that the user of the device 100 is made aware of the explosive material or firearm or knife being carried by the subject.
  • a method 400 of detecting explosives or weapons or firearms or knives with the help of the explosive detector 300 is shown, in accordance with an embodiment of the present disclosure.
  • the method 400 may be described in a sequence of steps to be performed for detecting explosives.
  • the method 400 may be implemented in the above-described device 100 and the explosive detector 300.
  • the device 100 is used to operate the spectrometer (IMS) 305.
  • the IMS 305 is activated and the air mover 320 is operated to draw a flow of air through the inlet 315.
  • the inlet 315 is heated so that residues can be desorbed from the IMS 305.
  • the residue is flushed out of the inlet 315 with the help of the air mover 320.
  • the air is heated to vapourise an aerosol carried by the air.
  • a sample is obtained from the air heated.
  • the heated air is analysed by the IMS 305. Specifically, the ion mobility spectrometry is performed on the heated air to draw the aerosol particles onto the electrodes 350. Subsequently, the second controller 330 sends signals to the device 100 indicating that the aerosol is found in the sample.
  • the device 100 may be coupled to an explosive trace detection system to detect presence of explosives, weapons and drugs.
  • the explosive trace detection system 500 comprises a sampling unit 510, an Ion Source 515, a Quadrupole Mass Spectrometry (QMS) 520, a conversion-scanning electron microscope (C-SEM) 525, a turbo molecular pump 530 and pumps 535.
  • QMS Quadrupole Mass Spectrometry
  • C-SEM conversion-scanning electron microscope
  • turbo molecular pump 530 a turbo molecular pump
  • the device 100 is coupled to the explosive trace detection system 500 through a wired connection or through a wireless mechanism.
  • the explosive trace detection system 500 is provided with a third controller (not shown) and a second transceiver (not shown) to communicate with the device 100.
  • the sample is collected. Specifically, the sample is collected on a sheet (not shown). After collecting the sample, the sheet is inserted into the sampling unit 510. Subsequently, the sample comprising constituents is ionized with the help of ion source 515. In order to ionize the sample, the sample is heated to an appropriate temperature and the constituents are vaporized. After vaporizing, sample gas is made to travel through the ion source 515 and ionized. After ionization, molecular mass of the sample is measured using QMS 520.
  • the QMS 520 sends the results to the controller 105.
  • the controller 105 identifies the material of the sample.
  • the material may be identified as one of explosive material, the firearm, a compound of a substance i.e., drug.
  • the controller 105 instructs the display unit 120 to display the results of the molecular masses of the sample, type of explosive material, or firearm or drug and so on. Further, the controller 105 may instruct the display unit 120 to display a signal or sign e.g., red color light indicating that the sample comprises explosive material or firearm or drug. Further, the controller 105 may instruct the device 100 to raise an audible alarm such that the user of the device 100 is made aware of the explosive material or firearm or drug being present in the sample.
  • a method 600 of detecting explosives with the help of the explosive trace detection system 500 is shown, in accordance with an embodiment of the present disclosure.
  • the method 600 may be described in a sequence of steps to be performed for detecting explosives.
  • the method 600 may be implemented in the above-described device 100 and the explosive trace detection system 500.
  • the sample is collected or wiped on the sheet.
  • the sample is heated to vaporize constituents of the sample.
  • sample gas is introduced into the ion source 515.
  • the molecules of the sample are ionized.
  • the QMS 520 measures the molecular masses of the sample using mass spectrometry.
  • the controller 105 analyzes data corresponding to the molecular masses to identify the type of explosive.
  • the controller 105 instructs the display unit 120 to display the results. Further, the controller 105 instructs the device 100 to raise an audible alarm.
  • the device 100 can be used to detect presence of explosive material, weapons, drugs, guns, or knives. It should be understood that the device 100 can be used as a stand-alone device to detect presence of explosive material or may be used with an explosive detector or explosive trace detection system to detect presence of explosive material.
  • the device may employ radar technology, ion mobility spectrometry or explosive trace detector to detect presence of explosive material. As such, the device can be used at home or any other place to detect traces of explosive materials, weapons or drugs.
  • the device displays the image of the threat device, and the image of the subject carrying the threat device on the display unit. Further, the device is configured to display the distance from the subject carrying the explosive materials, weapons, firearms, knives or drugs. In one exemplary embodiment, the device may be configured to alert emergency personnel such police upon detecting the explosive materials, weapons, firearms, knives or drugs.
  • the device for detecting explosives has several embodiments of industrial applicability.
  • the device is installed in areas where there is a high standard of security in order to prevent any individuals from passing through with weapons. This area could be represented as airports, government buildings, museums, private businesses, and the like.
  • the device has the benefit of being capable of detecting traces of not only explosive materials and weapons, but also drugs using radar technologies.
  • the device also has the benefit of being able to scan a plurality of subjects at one time. This aids in maintaining security in areas where there is a high volume of individuals passing through.
  • the device is used a stand-alone device or coupled to an explosive detector using mass spectrometry or ion mobility spectrometry technologies.
  • the device includes a plurality of sensors, a controller and a memory coupled to the processor.
  • the sensors include radar, a position sensor, a camera and so on.
  • the device scans a plurality of subjects in a field of regard. Based on the signals obtained from the sensors, the device determines presence of the explosive materials, weapons, firearms, knives or drugs and alerts a user of the device

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Radar, Positioning & Navigation (AREA)
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Abstract

Le dispositif de l'invention détecte des traces de matériaux explosifs, des armes, des armes à feu, des couteaux ou des drogues. Le dispositif est utilisé comme dispositif autonome ou couplé à un détecteur d'explosifs utilisant des technologies de spectrométrie de masse ou de spectrométrie de mobilité ionique. Le dispositif comprend une pluralité de capteurs, un dispositif de commande et une mémoire couplée au processeur. Les capteurs comprennent un radar, un capteur de position, une caméra et ainsi de suite. Le dispositif balaye une pluralité de sujets dans un champ de vision. Sur la base des signaux produits par les capteurs, le dispositif détermine la présence de matériaux explosifs, d'armes, d'armes à feu, de couteaux ou de drogue, et alerte un utilisateur du dispositif.
PCT/US2021/018123 2021-02-15 2021-02-15 Dispositif de détection de matières explosives, d'armes, d'armes à feu, de couteaux ou de substances WO2022173451A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/US2021/018123 WO2022173451A1 (fr) 2021-02-15 2021-02-15 Dispositif de détection de matières explosives, d'armes, d'armes à feu, de couteaux ou de substances

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2021/018123 WO2022173451A1 (fr) 2021-02-15 2021-02-15 Dispositif de détection de matières explosives, d'armes, d'armes à feu, de couteaux ou de substances

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050062639A1 (en) * 2001-09-15 2005-03-24 The Secretary Of State For Defence Sub-surface radar imaging
US20080129581A1 (en) * 2004-10-22 2008-06-05 Douglass Robert J System and Method For Standoff Detection of Human Carried Explosives
JP2012054239A (ja) * 2007-10-10 2012-03-15 Mks Instruments Inc 四重極または飛行時間型質量分光計を用いた化学イオン化反応または陽子移動反応質量分光分析
US20170284977A1 (en) * 2016-03-31 2017-10-05 Morpho Detection, Llc Detection of substances of interest using gas-solid phase chemistry

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050062639A1 (en) * 2001-09-15 2005-03-24 The Secretary Of State For Defence Sub-surface radar imaging
US20080129581A1 (en) * 2004-10-22 2008-06-05 Douglass Robert J System and Method For Standoff Detection of Human Carried Explosives
JP2012054239A (ja) * 2007-10-10 2012-03-15 Mks Instruments Inc 四重極または飛行時間型質量分光計を用いた化学イオン化反応または陽子移動反応質量分光分析
US20170284977A1 (en) * 2016-03-31 2017-10-05 Morpho Detection, Llc Detection of substances of interest using gas-solid phase chemistry

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