CN109031456A - A kind of safe examination system and safety inspection method - Google Patents
A kind of safe examination system and safety inspection method Download PDFInfo
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- CN109031456A CN109031456A CN201810542903.0A CN201810542903A CN109031456A CN 109031456 A CN109031456 A CN 109031456A CN 201810542903 A CN201810542903 A CN 201810542903A CN 109031456 A CN109031456 A CN 109031456A
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- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
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Abstract
Present applicant proposes a kind of safe examination system and safety inspection methods.The safe examination system includes: main body frame, at least two groups switched antenna array, sensor, scanner driver；The side of main body frame is arranged in sensor and at least two groups switched antenna array, and sensor and scanner driver couple；When object to be checked is in main body frame, sensor is for detecting object to be checked and obtaining elevation information, elevation information is transferred to scanner driver, scanner driver drives at least two groups switched antenna array according to elevation information, at least two groups switched antenna array obtains scan image for being scanned to object to be checked.The application can selectively unlock partial switch antenna by the height of detection object to be checked, can save power consumption, extend switched antenna array service life.
Description
Technical field
This application involves field of safety check, and in particular to a kind of safe examination system and safety inspection method.
Background technique
Mm-wave imaging constitution is broadly divided into millimeter wave Active Imaging and millimeter wave imaging and passive imaging.Passive millimeter wave imaging system
It unites relatively simple for structure, cost of implementation is relatively low, but imaging time is long, and imaging resolution is lower.Phase is imaged in active millimeter wave
With in, active synthetic aperture imaging and active holographic imaging are main imaging constitutions.The method of millimeter wave holographic imaging is source
In the method for optical holographic, using the relevant principle of electromagnetic wave, transmitter first will emit the millimeter-wave signal of high stable, receive
Machine receives the reflected echo-signal of target, and echo-signal and highly coherent reference signal are carried out Coherent processing, mentions
The amplitude and phase information for taking out echo-signal, to obtain the three-dimensional of target in scene by the method for data and image procossing
Image.The millimeter-wave image good resolution that millimeter wave active holographic imaging obtains, imaging time is short, especially suitable for human body safety check
System.
The human body security check system of current system used for millimeter wave active three-dimensional holographic imaging is provided with out in the side of main body frame
Aerial array is closed, switched antenna array is generally set to the bottom of main body frame from the top shelf of main body frame, and this design can be with
Guarantee that object to be checked is completely in the coverage area of switched antenna, guarantees the accuracy of detection.But in actual use, due to
The height of object to be checked is less than the height of main body frame, does not often have scanning inspection in the switched antenna at the top of main body frame
The effect of survey causes the waste of resource.
Summary of the invention
The application provides a kind of safe examination system and safety inspection method, to solve the existing human body security check system wasting of resources
Problem.
In order to solve the above technical problems, this application provides a kind of safe examination system, the safe examination system include: main body frame,
At least two groups switched antenna array, sensor, scanner driver；Sensor and at least two groups switched antenna array are arranged in main body
Frame facet, sensor and scanner driver couple；When object to be checked is in main body frame, sensor is to be checked right for detecting
As and obtain elevation information, elevation information is transferred to scanner driver, scanner driver is according to elevation information driving at least two
Group switched antenna array, at least two groups switched antenna array obtain scan image for being scanned to object to be checked.
In order to solve the above technical problems, safety inspection method is applied to safe examination system present invention also provides a kind of safety inspection method,
Safe examination system includes: main body frame, at least two groups switched antenna array, sensor, scanner driver；At least two groups switched antenna
The side of main body frame is arranged in array, and the side of main body frame is arranged in sensor, and sensor and scanner driver couple；
The safety inspection method includes: to detect whether object to be checked enters in main body frame；If so, sensor detects the height of object to be checked
Information is spent, and elevation information is transferred to scanner driver；According to elevation information, scanner driver drives at least two groups to switch day
Linear array is scanned object to be checked, obtains scan image.
In this application, safe examination system includes: main body frame, at least two groups switched antenna array, sensor, turntable driving
Device；The side of main body frame is arranged in sensor and at least two groups switched antenna array, and sensor and scanner driver couple；To
After inspection object enters main body frame, sensor detects the elevation information of object to be checked, and the elevation information is then transferred to scanning
Driver, scanner driver are scanned and are imaged to object to be checked according to the switched antenna of elevation information drive part quantity.
The safe examination system of the application adjusts the driving quantity of switched antenna according to the height of object to be checked, without opening all switch days
Line further extends the service life of switched antenna array to save power consumption.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.Wherein:
Fig. 1 is the structural schematic diagram of the application safe examination system embodiment one；
Fig. 2 is the structural schematic diagram of detection zone in Fig. 1；
Fig. 3 is the structural schematic diagram of the application safe examination system embodiment two；
Fig. 4 is the structural schematic diagram of the application safe examination system embodiment three；
Fig. 5 is the structural schematic diagram of switched antenna array in Fig. 4；
Fig. 6 is the structural schematic diagram of the application safe examination system example IV；
Fig. 7 is the structural schematic diagram of the application safe examination system embodiment five；
Fig. 8 is the flow diagram of one embodiment of the application safety inspection method；
Fig. 9 is the flow diagram of another embodiment of the application safety inspection method.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description.It is understood that specific embodiment described herein is only used for explaining the application, rather than to the limit of the application
It is fixed.It also should be noted that illustrating only part relevant to the application for ease of description, in attached drawing and not all knot
Structure.Based on the embodiment in the application, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Referring to Figure 1~Fig. 2, Fig. 1 are the structural schematic diagrams of the application safe examination system embodiment one.The application safe examination system
Applied to system used for millimeter wave active three-dimensional holographic imaging, suitable for being detected to human body, detect under human body clothing or in vivo whether
Carry prohibited items and dangerous goods.
As shown in Figure 1, the revealed safe examination system 100 of the present embodiment includes main body frame 11, at least two groups switched antenna
Array 12, scanner driver 13, rotating disk 14 and controller 15.
Wherein, the side of main body frame 11, switched antenna array 12 and main body frame 11 is arranged in switched antenna array 12
Top surface and/or bottom surface be fixedly connected；The bottom surface of main body frame 11 is arranged in rotating disk 14, and the area of rotating disk 14 is less than or waits
In the base area of main body frame 11, scanner driver 13 and controller 15 are arranged at the top surface of main body frame 11.At other
In embodiment, scanner driver 13 and controller 15 also be can be set in other positions, for example, controller 15 is arranged in body frame
The bottom surface of frame 11, is not limited thereto；Scanner driver 13 and at least two groups switched antenna array 12 couple, controller 15 and rotation
Turntable 14 couples.
It is provided with detection zone in rotating disk 14, after object to be checked enters main body frame 11, stands in detection zone, control
Device 15 processed controls rotating disk 14 and rotates, and object to be checked is rotated with the speed of rotation of rotating disk 14, and the speed of rotation of rotating disk 14 is answered
When the comfortable rate for being less than or equal to object to be measured rotation.Further, the rotation speed of the adjustable rotating disk 14 of controller 15
Rate, makes that it is suitable for the objects to be checked of all ages and classes layer and the object to be checked for having special circumstances.
Controller 15 and scanner driver 13 couple, and controller 15 obtains the present rate of rotating disk 14, according to acquisition
The present rate of rotating disk 14 obtains the scan frequency of at least two groups switched antenna array 12, then scan frequency is transferred to scanning
Driver 13；Scanner driver 13 drives at least two groups switched antenna array 12 according to scan frequency, to the object to be checked of rotation
It is scanned, obtains scan image.
Wherein, rotation angle is 180 ° to rotating disk 14 every time, is scanned imaging to every object to be checked and needs rotating disk
14 at least rotations are primary；Rotation angle is 90 ° to rotating disk 14 every time, is scanned imaging to every object to be checked and needs rotating disk
14 at least rotate twice.Rotating disk 14 can also pass through biography to drive rotating disk 14 to rotate by way of engaged gears
The mode of motivation structure drives rotating disk 14 to rotate, and can also directly input rotating torque and drive rotation of rotating disk 14 etc., herein
It is not construed as limiting.
Wherein, safe examination system 100 further includes outer ring 16, and outer ring 16 is fixed on the bottom surface of main body frame 11, and outer ring 16 is set
It sets in the outside of rotating disk 14, the outer circumference of outer ring 16 is less than or equal to the outer circumference of main body frame 11.The face of outer ring 16
Product is bigger, and the area of rotating disk 14 is with regard to smaller, and therefore, the area of the outer ring 16 of the present embodiment is as big as possible, so that rotating disk 14
Area other than detection zone is as small as possible, so that it may reduce energy required for rotation rotating disk 14.
Wherein, the shape of detection zone can be square region, be also possible to apery foot shape design etc..Such as Fig. 2 institute
Show, detection zone is designed using apery foot shape, is conducive to subjects stand to be checked in the bosom position of rotating disk 14, so that side
Between the switched antenna array 12 and object to be measured in face in default scanning distance, clearly scanning imagery is obtained.
At least two groups switched antenna array 12 is fixed on the side of main body frame 11, and switched antenna array 12 and outer ring 16
It is fixedly connected；When rotating disk 14 drives object to be measured to rotate, switched antenna array 12 and outer ring 16 are fixed on main body frame 11
On, the object to be measured of 12 pairs of switched antenna array rotations is scanned imaging.
In the present embodiment, safe examination system 100 is provided with rotating disk 14 in the bottom surface of main body frame 11, by switched antenna battle array
Column 12 are fixed on the side of main body frame 11, drive object to be checked to rotate using rotating disk 14, switched antenna array 12
One week of object to be checked is scanned, to obtain scan image；Due in such a way that rotating disk 14 drives object to be checked to rotate, generation
The mode for having replaced switched antenna array 12 to rotate can rotate brought shaking or displacement etc. no to avoid switched antenna array 12
Therefore ballast can effectively improve system stability using the safe examination system 100.
Fig. 3 is referred to, Fig. 3 is the structural schematic diagram of the application safe examination system embodiment two.As shown in figure 3, the present embodiment
Revealed safe examination system 100 includes main body frame 11, at least two groups switched antenna array 12, scanner driver 13, rotating disk
14 and controller 15.
Wherein, main body frame 11, at least two groups switched antenna array 12, scanner driver 13, rotating disk 14 and controller
15 structure, set-up mode, effect etc. are similar to the structure of above-described embodiment one, set-up mode, effect etc., no longer superfluous herein
It states.
Wherein, controller 15 can control the rotation of rotating disk 14, also can control the rotation of at least two groups switched antenna array 12
Turn, and the direction of rotation of at least two groups switched antenna array 12 is opposite with the direction of rotation of rotating disk.
Controller 15 obtains the present rate of rotating disk 14 and the present rate of switched antenna array 12, according to rotating disk 14
Present rate and switched antenna array 12 present rate obtain at least two groups switched antenna array 12 scan frequency, then will
Scan frequency is transferred to scanner driver 13；Scanner driver 13 drives at least two groups switched antenna array according to scan frequency
12, the object to be checked of rotation is scanned, scan image is obtained.
Wherein, rotating disk 14 should be corresponding with scan frequency for the relative speed of switched antenna array 12, and rotating disk
14 depend on the size of the relative speed of switched antenna array 12 speed of rotation and switched antenna array 12 of rotating disk 14
The speed of rotation.Controller 15 is used to adjust the speed of rotation of rotating disk 14 and the speed of rotation of switched antenna array 12, so that
Rotating disk 14 can stablize the relative speed of switched antenna array 12 so that switched antenna array 12 can scan it is to be checked right
As obtaining scan image.
Seen from the above description, when the speed of rotation of switched antenna array 12 is bigger, the stability of safe examination system will be got over
Difference, therefore, controller 15 is in the speed of rotation of the speed of rotation and switched antenna array 12 that adjust rotating disk 14, control rotation
The speed of rotation of disk 14 is as big as possible, and the speed of rotation of switched antenna array 12 is as small as possible.
Further, when detecting the object to be checked of different age group, staff can pass through outside main body frame 11
Controller 15 adjust rotating disk 14 the speed of rotation, make it is suitable for the object to be checked of all ages and classes layer and have special circumstances to
Object is examined, at this point, controller 15 adjusts the speed of rotation of switched antenna array 12 according to the speed of rotation of rotating disk 14, makes safety check
System 100 can obtain a complete scan image.
Safe examination system 100 further includes sensor 17, and sensor 17 is arranged in rotating disk 14, sensor 17 for detect to
Object is examined whether in rotating disk 14, and will test result and be transmitted to controller 15, controller 15 controls rotation according to testing result
Turntable 14 works.
Specifically, when sensor 17 detects object to be checked in rotating disk 14, controller 15 controls rotating disk 14 and opens
Aerial array 12 is closed to rotate；When object to be checked is not detected in rotating disk 14 in sensor 17, controller 15 controls rotating disk 14
It is in standby with switched antenna array 12.Sensor 17 may include pressure sensor, infrared sensor and temperature sensing
Device etc..
Safe examination system 100 further includes at least one opening 18, and the side of main body frame 11 is arranged in opening 18.Object to be checked
Pass through 18 disengaging main body frame 11 of opening.In other embodiments, sensor 17 also can be set in opening 18.Work as sensor
18 detect object to be checked by opening 18, and after preset time, controller 15 controls rotating disk 14 and switched antenna array
12 rotations, preset time 3s.
In the present embodiment, safe examination system 100 is provided with rotating disk 14 in the bottom surface of main body frame 11, by switched antenna battle array
The side of main body frame 11 is arranged in column 12, drives object to be checked to rotate using rotating disk 14, Simultaneous Switching aerial array 12 with
Opposite direction rotation, switched antenna array 12 can scan one week of object to be checked, to obtain scan image；Due to using
The mode that rotating disk 14 drives object rotation to be checked that switched antenna array 12 is combined to rotate, can reduce switched antenna array 12
The speed of rotation reduces switched antenna array 12 and rotates the unstable factors such as brought shaking or displacement, therefore, using the safety check
System 100 can effectively improve system stability.
Fig. 4~5 is referred to, Fig. 4 is the structural schematic diagram of the application safe examination system embodiment three.As shown in figure 4, this implementation
The revealed safe examination system 200 of example includes main body frame 21, at least two groups switched antenna array 22, scanner driver 23, sensing
Device 24.
Sensor 24 includes infrared sensor, temperature sensor and ultrasonic sensor etc..Wherein, sensor 24 and at least
The side of main body frame 21 is arranged in two groups of switched antenna arrays 22, and sensor 24 and scanner driver 23 couple；When to be checked right
As in main body frame 21, sensor 24 for obtaining the elevation information of object to be checked, and incites somebody to action height for detecting object to be checked
Information is transferred to scanner driver 23, and scanner driver 23 drives at least two groups switched antenna array 22 according to elevation information, until
Few two groups of switched antenna arrays 22 obtain scan image for being scanned to object to be checked.
As shown in figure 5, there is multiple switch antenna 221 on switched antenna array 22, each switched antenna 221 is opened by independent
Control is closed, is independent of each other；Each switched antenna 221 includes transmitting antenna and receiving antenna, and transmitting antenna emits millimeter-wave signal,
Millimeter-wave signal returns after traveling to shelter, including human body, receives millimeter-wave signal by receiving antenna.
After object to be checked enters main body frame 21, sensor 24 is used to detect the height of object to be checked, obtains object to be measured
The first elevation information, and the first elevation information is transferred to scanner driver 23；Scanner driver 23 is believed according to the first height
Breath driving at least two groups switched antenna array 22.
Specifically, scanner driver 23 opens the switched antenna 221 being located within the scope of the first elevation information, and it is high to be located at first
Switched antenna 221 outside degree range of information stops working, and is completely covered with the detection range of the switched antenna 221 of unlatching to be detected
Object, and then guarantee the accuracy and integrality of scanning imagery result.
In the present embodiment, safe examination system 200 main body frame 21 side be arranged sensor 24, sensor 24 detection to
The height for examining object, obtains the first elevation information, and sends the first elevation information to scanner driver 23, and scanner driver 23
The switched antenna 221 being located within the scope of the first elevation information is opened according to the first elevation information, is located at outside the first elevation information range
Switched antenna 221 stop working, power consumption can be saved, effectively extend switched antenna 221 service life.
Fig. 6 is referred to, Fig. 6 is the structural schematic diagram of the application safe examination system example IV.As shown in fig. 6, the present embodiment
Revealed safe examination system 200 includes main body frame 21, at least two groups switched antenna array 22, scanner driver 23, sensor
24。
Wherein, the structure of main body frame 21, at least two groups switched antenna array 22, scanner driver 23 and sensor 24,
Set-up mode, effect etc. are similar to the structure of above-described embodiment three, set-up mode, effect etc., and details are not described herein.
Wherein, as shown in figure 5, there is multiple switch antenna 221 on switched antenna array 22, each switched antenna 221 is by only
Vertical switch control, is independent of each other.Each switched antenna 221 includes transmitting antenna and receiving antenna, and transmitting antenna emits millimeter
Wave signal, millimeter-wave signal return after traveling to shelter, receive millimeter-wave signal by receiving antenna.
After object to be checked enters main body frame 21, sensor 24 detects the top surface of main body frame 21 to the height of object to be measured
Information, i.e. sensor 24 obtain the second elevation information, and the second elevation information is transferred to scanner driver 23, scanner driver
23 drive at least two groups switched antenna array 22 according to the second elevation information.
Specifically, scanner driver 23 opens the switched antenna 221 being located at outside the second altitude range, is located at the second height model
Switched antenna 221 in enclosing stops working, and then guarantees that object to be checked is located at and cover model in the signal of the switched antenna 221 of unlatching
In enclosing, and then guarantee the accuracy and integrality of scanning imagery result.
Safe examination system 200 further includes at least one opening 25, and the side of main body frame 21, object to be checked is arranged in opening 25
Safe examination system is carried out by opening 25.The side of main body frame 21 is arranged in sensor 24, and specifically, sensor 24 is arranged extremely
On few two groups of switched antenna arrays 22, after object to be checked enters main body frame 21, sensor 24 detects the height of object to be checked
Information；In other embodiments, sensor 24 also can be set in the side of opening 25, enter main body frame 21 in object to be checked
When, sensor 24 detects the elevation information of object to be checked.
Safe examination system 200 further includes controller 26 and inductor 27, and the top surface of main body frame 21 is arranged in controller 26, sense
Answer device 27 that the bottom surface of main body frame 21 is set；Controller 26 can control the rotation of at least two groups switched antenna array 22, induction
Device 27 detects object to be checked whether in main body frame 21, and will test result and be transmitted to controller 26；If it is to be checked right to detect
As in main body frame 21,26 control switch aerial array 22 of controller and sensor 24 enter working condition；If detect to
Object is examined not in main body frame 21,26 control switch aerial array 22 of controller and sensor 24 stop working.
Specifically, object to be checked enters main body frame 21, and inductor 27 detects whether object to be checked comes into body frame
Detection zone in frame 21；Testing result is when being, controller 26 can control sensor 24 into working condition, sensor 24
The elevation information of object to be checked is detected, and elevation information is transferred to driving scanner 23 and opens part corresponding with elevation information
Switched antenna 221；Controller 26 also can control the rotation of switched antenna array 22, carry out rotating scan imaging to object to be checked.
In the present embodiment, sensor 24, the detection master of sensor 24 is arranged in the side of main body frame 21 in safe examination system 200
The top surface of body frame 21 obtains the second elevation information to the height of object to be measured, and is transferred to scanner driver 23, is guaranteeing to sweep
Under the premise of the accuracy and integrality of retouching imaging results, scanner driver 23 opens partial switch day according to the second elevation information
Line 221 reduces unnecessary switched antenna 221, can save power consumption, effectively extends the service life of switched antenna 221.
Fig. 7 is referred to, Fig. 7 is the structural schematic diagram of the application safe examination system embodiment five.As shown in fig. 7, the present embodiment
Revealed safe examination system 300 includes main body frame 31, switched antenna array 32, driving scanner 33, sensor 34, rotating disk
35 and controller 36.
Wherein, main body frame 31, switched antenna array 32, driving scanner 33, sensor 34, rotating disk 35 and controller
36 structure, set-up mode, effect etc. with the structure of above-described embodiment one, embodiment two, embodiment three and example IV, set
Set that mode, effect etc. are similar, and details are not described herein.
Wherein, controller 36 controls rotating disk 35 and rotates, and object to be checked is rotated with the speed of rotation of rotating disk 35；Controller
36 couple with scanner driver 33, and controller 36 obtains the present rate of rotating disk 35, according to the current of the rotating disk 35 of acquisition
Rate obtains the scan frequency of at least two groups switched antenna array 32, then scan frequency is transferred to scanner driver 33；Scanning
Driver 33 drives at least two groups switched antenna array 32 according to scan frequency, is scanned, obtains to the object to be checked of rotation
Scan image.
Wherein, controller 36 also controls the work of sensor 34, and sensor 34 detects object to be checked, for obtaining object to be checked
Elevation information, and elevation information is transferred to scanner driver 33, scanner driver 33 is according to elevation information driving at least two
Group switched antenna array 32, at least two groups switched antenna array 32 obtain scan image for being scanned to object to be checked.
In the present embodiment, safe examination system 300 is provided with rotating disk 35 in the bottom surface of main body frame 31, by switched antenna battle array
The side of main body frame 31 is arranged in column 32, drives object to be checked to rotate using rotating disk 35, switched antenna array 32 is to be checked
Object is scanned, and obtains scan image, due in such a way that rotating disk 35 drives object to be checked to rotate, instead of switch day
The mode that linear array 32 rotates can rotate the unstable factors such as brought shaking or displacement to avoid switched antenna array 32,
Therefore, system stability can be effectively improved using the safe examination system 300；Safe examination system 300 is also in the side of main body frame 31
Provided with sensor 34, sensor 34 detects the height of object to be checked, obtains elevation information, and sends elevation information and drive to scanning
Dynamic device 33, scanner driver 33 drive the switched antenna array 32 of corresponding region according to elevation information, can save power consumption, effectively
Extend the service life of switched antenna array 32.
Present invention also provides a kind of safety inspection methods, as shown in figure 8, Fig. 8 is the stream of one embodiment of the application safety inspection method
Journey schematic diagram.Wherein, which is applied to safe examination system 100, and safe examination system 100 includes: main body frame 11, at least two groups
Switched antenna array 12, scanner driver 13, rotating disk 14 and controller 15, at least two groups switched antenna array 12 are arranged
In the side of the main body frame 11, the bottom surface of the main body frame 11, the tool of safe examination system 100 is arranged in the rotating disk 14
Body structure may refer to Fig. 1~3.
The revealed safety inspection method of the present embodiment includes:
S401: detect whether object to be checked enters in main body frame.
S402: if so, controller control rotation disc spins, scanner driver drive at least two groups switched antenna array pair
Object to be checked is scanned.
Wherein, step S402 further include: controller 15 controls at least two groups switched antenna array 12 and rotating disk 14 rotates,
The direction of rotation of at least two groups switched antenna array 12 and the direction of rotation of rotating disk 14 are on the contrary, scanner driver 13 drives at least
Two groups of switched antenna arrays 12 are scanned object to be checked.
Present invention also provides another safety inspection methods, as shown in figure 9, Fig. 9 is another embodiment of the application safety inspection method
Flow diagram.Wherein, which is applied to safe examination system 200, and safe examination system 200 includes: main body frame 21, at least
Two groups of switched antenna arrays 22, sensor 24, scanner driver 23；At least two groups switched antenna array 22 is arranged in main body frame
21 side, the side of main body frame 21 is arranged in sensor 24, and sensor 24 and scanner driver 23 couple, safe examination system
Specific structure may refer to Fig. 4~6.
The revealed safety inspection method of the present embodiment includes:
S401: detect whether object to be checked enters in main body frame.
S402: if so, sensor detects the elevation information of object to be checked, and elevation information is transferred to turntable driving
Device.
S403: according to elevation information, scanner driver driving at least two groups switched antenna array sweeps object to be checked
It retouches, obtains scan image.
Safe examination system provided by the embodiment of the present application and safety inspection method are described in detail above, it is used herein
The principle and implementation of this application are described for specific case, and the above embodiments are only used to help understand
The present processes and its core concept；At the same time, for those skilled in the art is having according to the thought of the application
There will be changes in body embodiment and application range, in conclusion the content of the present specification should not be construed as to the application
Limitation.
Claims (10)
1. a kind of safe examination system, which is characterized in that the safe examination system include: main body frame, at least two groups switched antenna array,
Sensor, scanner driver；The side of the main body frame is arranged in the sensor and at least two groups switched antenna array
Face, the sensor and the scanner driver couple；When object to be checked is in the main body frame, the sensor is for examining
It surveys the object to be checked and obtains elevation information, the elevation information is transferred to the scanner driver, the turntable driving
Device drives at least two groups switched antenna array according to the elevation information, at least two groups switched antenna array for pair
The object to be checked is scanned, and obtains scan image.
2. safe examination system according to claim 1, which is characterized in that the elevation information includes the first elevation information, institute
State the elevation information that the first elevation information is the object to be checked.
3. safe examination system according to claim 2, which is characterized in that the scanner driver is believed according to first height
Breath drives at least two groups switched antenna array, opens switched antenna corresponding with first elevation information.
4. safe examination system according to claim 1, which is characterized in that the elevation information includes the second elevation information, institute
State the second elevation information be the main body frame top surface to the object to be measured elevation information.
5. safe examination system according to claim 4, which is characterized in that the scanner driver is believed according to second height
Breath drives at least two groups switched antenna array, closes switched antenna corresponding with second elevation information.
6. safe examination system according to claim 1, which is characterized in that an opening, institute is at least arranged in the main body frame
It states object to be checked and the safe examination system is passed in and out by the opening, the side of the opening is arranged in the sensor.
7. safe examination system according to claim 1, which is characterized in that the sensor setting is switched in at least two groups
On aerial array.
8. safe examination system according to claim 1, which is characterized in that the safe examination system further includes controller, the control
Device processed is for controlling at least two groups switched antenna array rotation.
9. safe examination system according to claim 8, which is characterized in that the safe examination system further includes inductor, the sense
Answer device that the bottom surface of the main body frame is set, for detecting the object to be checked whether in the main body frame, and will inspection
It surveys result and is transmitted to the controller；If detecting the object to be checked, the controller is controlled described in the sensor detection
The elevation information of object to be checked.
10. a kind of safety inspection method, which is characterized in that the safety inspection method is applied to safe examination system, and the safe examination system includes: master
Body frame, at least two groups switched antenna array, sensor, scanner driver；At least two groups switched antenna array setting exists
The side of the main body frame, and the sensor and the scanning is arranged in the side of the main body frame, the sensor
Driver coupling；The safety inspection method includes:
Detect whether object to be checked enters in main body frame；
If so, the sensor detects the elevation information of the object to be checked, and the elevation information is transferred to described sweep
Retouch driver.
According to the elevation information, the scanner driver drives at least two groups switched antenna array to the object to be checked
It is scanned, obtains scan image.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019227927A1 (en) * | 2018-05-30 | 2019-12-05 | 深圳市华讯方舟太赫兹科技有限公司 | Security check system and security check method |
| CN111278089A (en) * | 2019-01-08 | 2020-06-12 | 维沃移动通信有限公司 | Antenna panel control method, terminal equipment and network side equipment |
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