CN105866858B - Scaling method, test method and its system of mobile phone detection - Google Patents
Scaling method, test method and its system of mobile phone detection Download PDFInfo
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- CN105866858B CN105866858B CN201610182859.8A CN201610182859A CN105866858B CN 105866858 B CN105866858 B CN 105866858B CN 201610182859 A CN201610182859 A CN 201610182859A CN 105866858 B CN105866858 B CN 105866858B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V13/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices covered by groups G01V1/00 – G01V11/00
Abstract
The invention discloses scaling method, test method and its system of a kind of detection of mobile phone, scaling method includes：The induction region that mobile phone calibration object is passed through into the receiving coil of mobile phone detector；Obtain the phase property value T that mobile phone calibration object corresponds to the receiving coil；The calibration object phase property table in alarm database is written into the type information of phase property value T, mobile phone calibration object.Test method includes：Measured object is passed through into the induction region of the receiving coil of mobile phone detector；Obtain the phase property value R of measured object；The calibration object phase property table for searching alarm database, judges whether the phase property value R of measured object meets the decision condition in calibration object phase property table；If meeting the decision condition in calibration object phase property table, doubtful signal is issued to alarm module.Mobile phone can be detected using scaling method, test method and its system that mobile phone detects, shorten the review time, improve detection efficiency.
Description
Technical field
The present invention relates to mobile phone field of detecting, scaling method and test method in particular to mobile phone detection and its it is
System.
Background technique
Whether mobile phone detector is widely used in enterprise, the places such as prison, it is therefore an objective to be able to detect on the person to carry and not permit
The electronic communication products such as the mobile phone carried perhaps.The technical solution of current mobile phone detection device is mainly the following：The first
It is pseudo-base station scheme, is able to detect the mobile phone of standby mode, but the mobile phone under off-mode cannot be detected, because mobile phone is shutting down
Under state, the signal of pseudo-base station sending cannot be received；Second is nonlinear node detecting strategy, can detecte the conjunction such as mobile phone
There is the article of semiconductor element, but there are higher rate of false alarm and rates of failing to report, because key entrained by personnel will form vacation
Semiconductor structure causes to report by mistake, and after using metal shell due to more and more smart phones, since signal is by metal shell
The shortcomings that shielding, failing to report is with regard to more obvious；The third is magnetic detection scheme, disadvantage be equally rate of false alarm and rate of failing to report all
Relatively high, because having magnet on many belt fasteners, key ring and other items also has compared with ferromagnetism, wrong report is easily caused, for drop
Low rate of false alarm and the measure taken, which then will lead to mobile phone, fails to report situation and becomes more.In conclusion a kind of spy of existing market urgent need
Examining system, which can compare, is accurately detected mobile phone, electronic communication article, and reduces the probability of wrong report.
Summary of the invention
The task of the present invention is that can not detect to mobile phone model information to overcome mobile phone detector always, one is provided
Scaling method, test method and its system of kind mobile phone detection.To achieve the above object, this patent adopts the following technical scheme that：
A kind of scaling method of mobile phone detection is provided, it is characterised in that：Include the following steps：Mobile phone calibration object is passed through into mobile phone detector
Receiving coil induction region；
Obtain the phase property value T of mobile phone calibration object；
The calibration object phase property table in alarm database is written into the type information of phase property value T, mobile phone calibration object.
Preferably, the phase property value T of the mobile phone calibration object is that multiple measurement is averaged to obtain.
Preferably, further comprising the steps of：Datum mark is demarcated into sense of the object by the receiving coil of the mobile phone detector
Region is answered, phase property value Z is obtained, sets phase property datum mark 0 for phase property value Z.
Preferably, further comprising the steps of：T-Z is calculated, show that phase of the mobile phone calibration object based on datum mark calibration object is special
Value indicative t；The calibration object phase property table in alarm database is written into the type information of phase property value t, mobile phone calibration object.
Preferably, the mobile phone calibration object is equipped with M, and m mobile phone demarcates phase property of the object based on datum mark calibration object
Value is expressed as tm, and wherein M, m are greater than 1 natural number, M >=m.
Preferably, the minimum value of the phase property value by mobile phone calibration object based on datum mark calibration object is set as to maximum value
Mobile phone demarcates phase property value range of the object based on datum mark calibration object.
Preferably, in calibration object phase property table, write-in：Mobile phone demarcates phase property value of the object based on red copper calibration object
Range is -65 ° to 5 ° preferred, further comprising the steps of：First datum mark is demarcated into object connecing by the mobile phone detector
The induction region of take-up circle obtains phase property value S, and the calibration object phase property table being written into alarm database or general
Datum mark demarcates the phase property value of object and alarm database is written in the difference Z-S of the phase property value of the first datum mark calibration object
In calibration object phase property table.
Preferably, further comprising the steps of：According in calibration object phase property table, datum mark demarcates the phase property value of object
With the phase property of difference Z-S, mobile phone calibration object based on datum mark calibration object of the phase property value of the first datum mark calibration object
Value is t, calculates phase property value t+Z-S of the mobile phone calibration object based on the first datum mark calibration object and calibration object phase property is written
Table.
Preferably, further include the first receiving coil, datum mark calibration object is passed through to the induction region of the first receiving coil, is obtained
It takes datum mark calibration object to correspond to the phase property value Y of the first receiving coil, calculates the first receiving coil and correspond to the reception
Simultaneously calibration object phase property table is written in the correction value Y-Z of coil.
Preferably, including the first receiving coil, phase shifter connect with the first receiving coil is adjusted, so that mobile phone is demarcated object and leads to
It crosses the receiving coil and mobile phone calibration object is identical by the phase property value detected when the first receiving coil.
Second aspect provides a kind of test method of mobile phone detection, it is characterised in that：Include the following steps：
Measured object is passed through into the induction region of the receiving coil of mobile phone detector；
Obtain the phase property value R of measured object；The calibration object phase property table for searching alarm database, judges measured object
Whether phase property value R meets the decision condition in calibration object phase property table；If meeting sentencing in calibration object phase property table
Fixed condition then issues doubtful signal to alarm module.
Preferably, the decision condition is：The phase property value R of measured object and calibration object phase property table acceptance of the bid earnest phase
The difference of position characteristic value T is within the scope of preset.
Preferably, the decision condition is：Measured object is demarcated based on the phase property value R-Z of datum mark calibration object in mobile phone
Within the scope of phase property value of the object based on datum mark calibration object, Z is the phase property value of datum mark calibration object.
Preferably, phase property value range of the mobile phone calibration object based on datum mark calibration object is to pre-enter calibration object
In phase property table.
Preferably, the doubtful signal includes the type information of mobile phone calibration object.
Preferably, further comprising the steps of：After alarm module receives doubtful signal, staff is reminded to examine manually
It looks into.
The third aspect, a kind of mobile phone detection system including mobile phone detector and the transmitting coil being provided at its inner portion and connect
Take-up circle, it is characterised in that：It further include that phase property obtains module and alarm database；Phase property obtains module for obtaining
Mobile phone measured object is passed through into the phase property value that detects when the induction region of the receiving coil of mobile phone detector；Alarm database
In have calibration object phase property table, calibration object phase property table for record phase property value and corresponding mobile phone model letter
Breath.
It preferably, further include that mobile phone calibration object is obtained for mobile phone calibration object to be passed through to the induction region of the receiving coil
Take its phase property value T.
Preferably, the type information that record has phase property value T, demarcates object in the calibration object phase property table；Phase
Characteristic value T is that multiple measurement is averaged to obtain.
It preferably, further include datum mark calibration object, for datum mark calibration object to be passed through to the induction zone of the receiving coil
Domain obtains its phase property value Z and is set as phase property datum mark 0.
Preferably, further include benchmark module, for calculating T-Z, show that mobile phone calibration object is based on datum mark and demarcates object
Phase property value t；There are phase property value t, mobile phone calibration object in calibration object phase property table in the alarm database
Type information.
Preferably, the mobile phone calibration object is equipped with M, and m mobile phone demarcates phase property of the object based on datum mark calibration object
Value is expressed as tm, and wherein M, m are greater than 1 natural number, M >=m.
Preferably, the phase property value model in object phase property table with mobile phone calibration object based on datum mark calibration object is demarcated
It encloses, it is the phase that mobile phone demarcates that object demarcates object based on datum mark that mobile phone, which demarcates phase property value range of the object based on datum mark calibration object,
The minimum value of position characteristic value is to maximum value.
Preferably, in calibration object phase property table, with：Mobile phone demarcates phase property value of the object based on red copper calibration object
Range is -65 ° to 5 ° preferred, further includes the first datum mark calibration object, in the calibration object phase property table in alarm database
It is written with the phase property value S of the first datum mark calibration object or the phase property value and the first datum mark mark of datum mark calibration object
The difference Z-S of the phase property value of earnest.
It preferably, further include benchmark module, for according in calibration object phase property table, datum mark to demarcate the phase of object
The difference Z-S of position characteristic value and the phase property value of the first datum mark calibration object, mobile phone demarcate object based on datum mark calibration object
Phase property value is t, calculates phase property value t+Z-S of the mobile phone calibration object based on the first datum mark calibration object.
It preferably, further include the first receiving coil；The phase property obtains module and is also used to lead to datum mark calibration object
The induction region of the first receiving coil is crossed, the phase property value Y that datum mark calibration object corresponds to the first receiving coil is obtained；Benchmark
Computing module is also used to calculate the correction value Y-Z that the first receiving coil corresponds to the receiving coil.
Preferably, the receiving coil is the first receiving coil, further includes the first receiving coil, phase shifter；Phase shifter is used
In the phase for adjusting the first receiving coil output signal, so that mobile phone calibration object is demarcated object by the receiving coil and mobile phone and pass through
The phase property value detected when the first receiving coil is identical.
Preferably, further include judgment module, for searching the calibration object phase property table of alarm database, judge measured object
Phase property value R whether meet calibration object phase property table in decision condition, if meet calibration object phase property table in
Decision condition issues doubtful signal；Alarm module, for receiving doubtful signal.
Preferably, the decision condition is：The phase property value R of measured object and calibration object phase property table acceptance of the bid earnest phase
The difference of position characteristic value T is within the scope of preset.
Preferably, the decision condition is：Measured object is demarcated based on the phase property value R-Z of datum mark calibration object in mobile phone
Within the scope of phase property value of the object based on datum mark calibration object, Z is the phase property value of datum mark calibration object.
Preferably, phase property value range of the mobile phone calibration object based on datum mark calibration object is to pre-enter calibration object
In phase property table.
Preferably, the doubtful signal includes the type information of mobile phone calibration object.
Preferably, the alarm module is also used to after receiving doubtful signal, and staff is reminded to check manually.
Scaling method, test method and the mobile phone detection system detected using mobile phone provided by the invention, solving can be with
Mobile phone is detected, whether doubtful mobile phone article is had with detection tested personnel, shortens the review time, improves detection effect
Rate.
Detailed description of the invention
Fig. 1 is the flow chart of the scaling method of mobile phone detection of the present invention；
Fig. 2 is an embodiment schematic diagram of mobile phone detector of the present invention；
Fig. 3 is the another embodiment schematic diagram of mobile phone detector of the present invention；
Fig. 4 is the first embodiment block diagram of mobile phone detection system of the present invention；
Fig. 5 is the second embodiment block diagram of mobile phone detection system of the present invention；
Fig. 6 is the flow chart of the test method of mobile phone detection of the present invention；
Fig. 7 is the 3rd embodiment block diagram of mobile phone detection system of the present invention；
Fig. 8 is the fourth embodiment block diagram of mobile phone detection system of the present invention.
Specific embodiment
The invention will be further described with embodiment with reference to the accompanying drawing, but protection scope of the present invention not office
It is limited to the range of embodiment statement.
Mobile phone detector of the present invention refer to for detect in measured object or tested person with whether keep mobile phone
The device of object.In some occasions, mobile phone detector is also used to detection metal.Mobile phone detector includes passing through formula
Detector 200 or hand-held detector 300.
Mobile phone of the present invention can be mobile communication terminal (for example, smart phone), intelligent wearable device (for example,
Smartwatch), tablet computer, game machine, digital multimedia player etc. printing electricity is mainly provided with by plastic shell and shell
Road plate is fabricated.
It is an embodiment schematic diagram of mobile phone detector of the present invention with reference to Fig. 2, Fig. 2.It include main body by formula detector 200
Structure, transmitting coil 201, receiving coil 202, host (not shown).Host sends pumping signal to transmitting coil for controlling
201, receiving coil 202 receives the signal of transmitting coil 201.
It is the another embodiment schematic diagram of mobile phone detector of the present invention with reference to Fig. 3, Fig. 3.Hand-held detector 300 includes master
Body structure, transmitting coil 301, receiving coil 302, host 303.Host 303 sends pumping signal to transmitting coil for controlling
301, receiving coil 302 receives the signal of transmitting coil 301.
According to Maxwell's Theory of Electromagnetic Field, emit pumping signal from transmitting coil 201, by aerial propagation, receives
Coil 202 has induced current and induced electromotive force.Particularly, when having mobile phone component in transmitting coil 201 or receiving coil
202 nearby can generate eddy current effect, to influence the induced current and induced electromotive force of the generation of receiving coil 202.
It is the flow chart for the scaling method that mobile phone of the present invention detects with reference to Fig. 1, Fig. 1.The scaling method of the mobile phone detection,
Include the following steps：
Step S101, the induction region that mobile phone calibration object is passed through into the receiving coil 202 of mobile phone detector.Particularly, hand
During machine demarcates object calibration, the mode that the automations such as manipulator can be used replaces manual operation, and mobile phone calibration object is led to
The induction region for crossing the receiving coil 202 of mobile phone detector, can play fast and accurate effect.The induction of receiving coil 202
Region refers to that measured object can influence the region of the induced electromotive force of the generation of receiving coil 202, in passing through formula detector 200,
Mobile phone calibration object is passed through into safety check door.In hand-held detector 300, mobile phone calibration object is felt close to receiving coil 302
Answer region.Specifically, when demarcating two receiving coils 202 of corresponding second coil group 203 of mobile phone calibration object, it can be by mobile phone mark
The space that earnest is surrounded by dotted line shown in Fig. 2, to obtain maximum induced electromotive force variable quantity, record at this time demarcate by mobile phone
Object corresponds to the phase property value of two receiving coils 202 in the space.
The mobile phone calibration object is made of different model, and according to the needs of actual conditions, mobile phone calibration object can be equipped with M
A, M is the natural number greater than 1.
Step S102 obtains the phase property value T that mobile phone calibration object corresponds to the receiving coil 202.Based on identical
The transmitting coil 201 pumping signal such as 5360Hz of hardware detection and identical frequency, the model of phase property value T and measured object
Correlation, therefore, the phase property value T that special handset demarcates object is fixed, but for different receiving coils 202, by
Difference on its analog feature, by different receiving coils 202, the phase property value T of the mobile phone calibration object of measurement is different
, but for same receiving coil 202, the difference of the phase property value of two different mobile phone calibration objects is fixed.
The calibration in alarm database 205 is written in the type information of phase property value T, mobile phone calibration object by step S103
Object phase property table.For example, the mobile phone calibration object is equipped with M, then, m mobile phone calibration object phase property value is expressed as Tm,
Record has the type information of phase property value T, mobile phone calibration object simultaneously in calibration object phase property table.Particularly, consider multiple
The case where receiving coil 202, needs to remember each receiving coil due to the otherness of receiving coil 202 and its analog circuit
Data are recorded, the number of corresponding receiving coil 202 is recorded in phase property table, such as：There are N number of receiving coil, m mobile phone mark
Earnest can recorde by data measured by n-th of receiving coil as Tmn.
It is the first embodiment block diagram of mobile phone detection system of the present invention with reference to Fig. 4, Fig. 4.Specifically, receiving coil 202 with
Phase property obtains module 204 and connects, and phase property obtains the output waveform of the receiving coil 202 by analysis of module 204, extracts
Waveform phase obtains phase property value T.Due to the error of test, phase property value T is averaged through repeatedly measurement.
Phase property obtains module 204 after determining phase property value T, is sent to alert data together with the type information of mobile phone calibration object
Library 205.
Preferably, by datum mark calibration object by the induction region of the receiving coil 202 of mobile phone detector, acquisition corresponds to
Phase property value Z is set phase property datum mark 0 by the phase property value Z of receiving coil 202.Benchmark module 206 is counted
T-Z is calculated, obtains phase property value t of the mobile phone calibration object based on datum mark calibration object；Phase property value t, mobile phone are demarcated into object
The calibration object phase property table in alarm database 205 is written in type information.Datum mark calibration object can be metal or
The mobile phone of a certain model.
Preferably, the mobile phone calibration object is equipped with M, and m mobile phone demarcates phase property of the object based on datum mark calibration object
Value is expressed as tm, and wherein M, m are greater than 1 natural number, M >=m.Phase property by mobile phone calibration object based on datum mark calibration object
The minimum value of value is set as phase property value range of the mobile phone calibration object based on datum mark calibration object to maximum value.
Preferably, above-mentioned scaling method is further comprising the steps of：First datum mark calibration object is detected by the mobile phone
The induction region of the receiving coil of device obtains phase property value S, and the calibration object phase property being written into alarm database
Table or/and the difference Z-S write-in that datum mark is demarcated to the phase property value of object and the phase property value of the first datum mark calibration object
Calibration object phase property table in alarm database.Specifically, for example, being distinguished equipped with A model mobile phone and Type B trumpeter's machine
By the induction region of the receiving coil 202 of mobile phone detector, obtains A model mobile phone and Type B trumpeter's machine phase property value, may be used also
Its difference is obtained, such as the difference is 34 °, by the calibration object phase property table of this data write-in alarm database.It should manage
Solution, the two is consistent by way of mobile phone detector, the exciting signal frequency of transmitting coil 201, and receiving coil 202 and phase are special
It is identical that sign obtains module 204.By above-mentioned calibration mode, can deduce when other receiving coils 202 are detected, as long as with
The phase property value of A model mobile phone is 0, can judge the phase property value of Type B trumpeter's machine for -34 °, above scheme increases reality
Test the transportable property of data.
Preferably, above-mentioned scaling method is further comprising the steps of：According in calibration object phase property table, datum mark demarcates object
Phase property value and the first datum mark calibration object phase property value difference Z-S, mobile phone calibration object be based on datum mark calibration
The phase property value of object is t, calculates phase property value t+Z-S of the mobile phone calibration object based on the first datum mark calibration object and mark is written
Earnest phase property table.Above-mentioned computing function is completed by benchmark module 206, and the result after calculating is stored in calibration object phase
In mark sheet.
If specifically, it is known that it is 34 ° that datum mark, which demarcates object and the phase property difference of the first datum mark calibration object, hand
It is -65 ° to 5 ° that machine, which demarcates phase property value of the object based on datum mark calibration object, and benchmark module 206 calculates mobile phone and demarcates object
- 31 ° to 39 ° of phase property value based on the first datum mark calibration object.
By the above-mentioned means, the phase property difference and measured object of object can be demarcated by known any two datum mark
Based on the phase property value of one of datum mark calibration object, deduce that phase of the measured object based on another datum mark calibration object is special
Value indicative.Further, if, it is known that first datum mark calibration object demarcates the phase property difference of object with second datum mark,
Simultaneously it is also known that the phase property difference of second datum mark calibration object and third datum mark calibration object, can deduce first base
The phase property difference of calibration object and third datum mark calibration object on schedule.It should be understood that said reference point calibration object passed through
The mode of mobile phone detector is consistent, and exciting signal frequency, receiving coil 202 and the phase property of transmitting coil 201 obtain module
204 is identical.It is saved by form, and is applied to each mobile phone detector, debugging and nominal time can be greatlyd save.
Preferably, further include the first receiving coil, datum mark calibration object is passed through to the induction region of the first receiving coil, is obtained
It takes datum mark calibration object to correspond to the phase property value Y of the first receiving coil, calculates the first receiving coil and correspond to the reception
Simultaneously calibration object phase property table is written in the correction value Y-Z of coil.On the one hand, correction value is for correcting phase between two coil links
The difference of position feature detection after the amendment for carrying out Y-Z by the test result to the first receiving coil, first can be received
Coil regards the coil with phase property detection performance identical with receiving coil as.On the other hand, pass through for object will be demarcated
Phase property value obtained, can be modified by correction value when the first receiving coil, obtained and passed through reception with calibration object
The consistent data of phase property value obtained when coil have unified the phase property value of corresponding different coils.Unified phase
Position characteristic value is conducive to demarcate the unification and migration of object phase property table.It should be appreciated that the receiving coil and first receives line
Circle may belong to same mobile phone detector or be belonging respectively to different mobile phone detectors.
It is the second embodiment block diagram of mobile phone detection system of the present invention with further reference to Fig. 5, Fig. 5.
Preferably, further include the second receiving coil 500, adjust the phase shifter 501 in the second receiving coil 500, make mobile phone
Calibration object passes through the phase property that detects when the second receiving coil 500 by the receiving coil 202 and mobile phone calibration object
It is worth identical.Phase shifter 501 connects the second receiving coil 500 and phase property obtains module 204, to the second receiving coil 500
Output signal carries out phase adjustment.By controlling the size of 501 phase shift of phase shifter, while detecting mobile phone calibration object and being connect by second
Phase property value when take-up circle 500 keeps phase property value identical when demarcating object by receiving coil 202 with the mobile phone.
The control of 501 suspension control signal of phase shifter, which can be issued by host, tester can by adjusting phase shifting parameter on host into
One step controls phase shifter 501 and works.In addition, the mode about adjustment 501 phase shift size of phase shifter, can also pass through manual side
Formula adjusts the size of the potentiometer 501 of phase shifter to control the phase shift size of phase shifter 501, until mobile phone calibration object passes through
Receiving coil 202 and mobile phone calibration object are identical by the phase property value detected when the second receiving coil 500.By above-mentioned
Phase shifter correcting mode, the second receiving coil 500 can be regarded as has phase property identical with receiving coil 202 detection property
Can coil, be conducive to the compatibility and uniformity of phase property table data, convenient in different mobile phone detectors migration or
Solve the problems, such as that the receiving coil that same mobile phone detector there are multiple analog features different causes phase property value skimble-scamble.
It is the test method flow chart of mobile phone detection of the present invention with further reference to Fig. 6, Fig. 6.
Measured object is passed through the induction region of the receiving coil 202 of mobile phone detector by step S601.
Step S602 obtains the phase property value R of measured object.Measured object passes through the receiving coil 202 of mobile phone detector
The mode of induction region is as mobile phone calibration object is by way of.The mode for calculating phase property value is same.Specifically, connecing
Take-up circle 202 and phase property obtain module 204 and connects, phase property acquisition module 204 receiving coil 202 by analysis it is defeated
Waveform out extracts waveform phase, calculates phase property value R.
Step S603 searches the calibration object phase property table of alarm database 205, judges the phase property value R of measured object
Whether decision condition in calibration object phase property table is met；If meeting the decision condition in calibration object phase property table, send out
Doubtful signal is to alarm module 602 out.
Specifically, have the phase property value T of mobile phone calibration object in calibration object phase property table, the phase of measured object is special
Value indicative R and T is compared one by one.Judge that the difference of the phase property value R and each calibration object phase property value T of measured object exist
Within the scope of preset, if met in default range, then it is assumed that closest to T value mobile phone calibration object material model with
Measured object is most like.Measured object is classified as doubtful article.Particularly, there is the mobile phone mark closest to T value in the doubtful signal
The type information of earnest.Preset range can be set according to user in actual use process, preset range
Size determines tolerance degree when test measured object.Through the above scheme, doubtful mobile phone article can be screened first, further
It checks, improves the efficiency of inspection.
Preferably, the decision condition is：Measured object demarcates object based on the phase property value R-Z mobile phone of datum mark calibration object
Within the scope of phase property value based on datum mark calibration object, wherein Z is the phase property value of datum mark calibration object.For example, tested
Phase property value of the object based on red copper is -30 °, it is known that phase property value of the mobile phone based on red copper calibration object is -65 ° to 5 °, then
Think that decision condition is met.Through the above scheme, the doubtful article for having same phase property value with mobile phone can be found out, is sieved
Doubtful article is selected, is further checked, the efficiency of inspection is improved.
Preferably, the mobile phone calibration object pre-enters calibration object phase based on the phase property value range of datum mark calibration object
In the mark sheet of position.Specifically, for example, phase property value range -65 ° to 5 ° of the mobile phone based on red copper calibration object is to be pre-entered into
It demarcates in object phase property table, it is preferred that save, called directly in different mobile phone detectors in the form of a file.
Preferably, after alarm module 602 receives doubtful signal, staff is reminded to check manually.The side of prompting
Formula be it is various, by display screen show exception symbol, can show simultaneously closest to T value mobile phone demarcate object type information, lead to
It crosses loudspeaker and gives a warning sound, pass through light flash.X-ray machine or visual inspection mode can be used in manual type inspection.Institute
State the type information that doubtful signal includes mobile phone calibration object.
Preferably, mobile phone detector is equipped with more than one receiving coil 202, and the doubtful signal further includes receiving coil
202 location information, wherein receiving coil 202 be its induced voltage waveform conjunction have meet calibration object phase property table in
The phase property value information of decision condition, and the variable quantity of its induced voltage is the largest.Location information includes its specific position
It sets or numbers.Its specific location can also be prompted by the way that the light units near receiving coil 202 are arranged in.By above-mentioned
Mode can tell security staff's specific location of doubtful article, it is facilitated further to be checked.Specifically, being tested when one
When object passes through mobile phone detector, part or the induced voltage that can receive of all receiving coils 202 are changed, by mentioning
It takes the waveform of analysis induced voltage that can obtain the corresponding phase characteristic value of receiving coil 202, judges whether it meets phase property
Decision condition in table, for meeting receiving coil 202 corresponding to the phase property value of decision condition, and to its received sense
The variable quantity of voltage is answered to carry out size comparison, by maximum corresponding 202 packet of receiving coil of the variable quantity of induced voltage
It is contained in doubtful information and is sent to alarm module 602.
It is the first embodiment block diagram of mobile phone detection system of the present invention with reference to Fig. 4, Fig. 4.
The invention also includes a kind of mobile phone detection system, including mobile phone detector and the transmitting coil being provided at its inner portion and
Receiving coil, it is characterised in that：Further include that phase property obtains module 204, mobile phone calibration object is passed through into mobile phone spy for obtaining
Survey corresponding phase property T when the induction region of the receiving coil 202 of device；Alarm database 205, wherein alarm database 205
In have calibration object phase property table, for be written phase property value T, mobile phone calibration object type information.
Preferably, the mobile phone detection system further includes mobile phone calibration object, for connecing mobile phone calibration object by described
The induction region of take-up circle obtains its phase property value T.
Below to pass through formula detector 200 as an example.
The induction region that mobile phone calibration object is passed through into the receiving coil 202 of mobile phone detector.Particularly, mobile phone demarcates object mark
In fixed process, the mode that the automations such as manipulator can be used replaces manual operation, and mobile phone is demarcated object by visiting by formula
The induction region for surveying the receiving coil 202 of device, can play fast and accurate effect.The induction region of receiving coil 202 refers to
Measured object can influence the region of the induced electromotive force of the generation of receiving coil 202, in passing through formula detector 200, by mobile phone mark
Earnest passes through safety check door.In hand-held detector 300, by mobile phone calibration object close to 302 induction region of receiving coil.
Specifically, when demarcating two receiving coils 202 of corresponding second coil group 203 of mobile phone calibration object, it can be by mobile phone
The space that calibration object is surrounded by dotted line shown in Fig. 2 records mobile phone mark at this time to obtain maximum induced electromotive force variable quantity
Earnest corresponds to the phase property value T of two receiving coils 202 in the space.
According to the needs of actual conditions, mobile phone calibration object can be equipped with M, and M is the natural number greater than 1.
Obtain the phase property value T that mobile phone calibration object corresponds to the receiving coil 202.It is set based on identical hardware detection
Standby and identical frequency transmitting coil 201 pumping signal such as 5360Hz, phase property value T is related to the material model of measured object,
Therefore, the phase property value T of special handset calibration object is fixed, but for different receiving coils 202, due to its mould
Difference in quasi- characteristic, by different receiving coils 202, the phase property value T of the mobile phone calibration object of measurement is different, but right
In same receiving coil 202, it is fixed that two different mobile phones, which demarcate the difference of the phase property value of object,.
The calibration object phase property in alarm database 205 is written into the type information of phase property value T, mobile phone calibration object
Table.For example, the mobile phone calibration object is equipped with M, then, m mobile phone calibration object phase property value is expressed as Tm, demarcates object phase
Record has the type information of phase property value T, mobile phone calibration object simultaneously in mark sheet.Particularly, consider multiple receiving coils 202
The case where, due to the otherness of receiving coil 202 and its analog circuit, need to record data to each receiving coil, in phase
The number of corresponding receiving coil 202 is recorded in the mark sheet of position, such as：There is N number of receiving coil, m mobile phone demarcates object and passes through n-th
Data measured by a receiving coil can recorde as Tmn.
With reference to Fig. 4, it is connect specifically, receiving coil 202 obtains module 204 with phase property, phase property obtains module
The waveform of 204 receiving coils 202 by analysis extracts waveform phase, obtains phase property value T.Due to the error of test, phase
Characteristic value T is averaged through repeatedly measurement.Phase property obtains module 204 after determining phase property value T, together with hand
The type information of machine calibration object is sent to alarm database 205.
It is the 3rd embodiment block diagram of mobile phone detection system of the present invention with further reference to Fig. 8, Fig. 8.Preferably, mobile phone detects
System further includes datum mark calibration object, the sense for datum mark calibration object to be passed through the receiving coil 202 of mobile phone detector
Region is answered, the phase property value Z for corresponding to receiving coil 202 is obtained, sets phase property datum mark 0 for phase property value Z.
Datum mark calibration object can be the mobile phone of metal or a certain model.
Preferably, mobile phone detection system further includes benchmark module 206, for calculating T-Z, show that mobile phone demarcates object base
In the phase property value t of datum mark calibration object；There is phase spy in calibration object phase property table in the alarm database 205
The type information of value indicative t, mobile phone calibration object.
Preferably, the mobile phone calibration object is equipped with M, and m mobile phone demarcates phase property of the object based on datum mark calibration object
Value is expressed as tm, and wherein M, m are greater than 1 natural number, M >=m.Phase property by mobile phone calibration object based on datum mark calibration object
The minimum value of value is set as phase property value range of the mobile phone calibration object based on datum mark calibration object to maximum value.
Preferably, the mobile phone detection system further includes the first datum mark calibration object, the calibration object phase in alarm database
Position mark sheet in be written with the first datum mark calibration object phase property value S or/and datum mark calibration object phase property value with
First datum mark demarcates the difference Z-S of the phase property value of object.Specifically, for example, being incited somebody to action equipped with A model mobile phone and Type B trumpeter's machine
The induction region of its receiving coil 202 for passing through mobile phone detector respectively, obtains A model mobile phone and Type B trumpeter machine phase property
Value, can also obtain the difference of A model mobile phone and Type B trumpeter's machine, such as the difference is 34 °, and alert data is written in this data
The calibration object phase property table in library.It should be understood that the two mobile phone detector by way of it is consistent, transmitting coil 201 swash
Signal frequency is encouraged, receiving coil 202 is identical as phase property acquisition module 204.By above-mentioned calibration mode, can deduce at it
When his receiving coil 202 detects, as long as can judge the phase of Type B trumpeter's machine with the phase property value of A model mobile phone for 0
Position characteristic value is -34 °.Above scheme increases the transportable property of experimental data.
It preferably, further include benchmark module 206, for according in calibration object phase property table, datum mark to demarcate object
Phase property value and the first datum mark calibration object phase property value difference Z-S, mobile phone demarcate object be based on datum mark calibration
The phase property value of object is t, calculates phase property value t+Z-S of the mobile phone calibration object based on the first datum mark calibration object.The meter
It calculates function to be completed by benchmark module 206, the result after calculating is stored in calibration object phase property table.
Specifically, the phase property difference of known datum point calibration object and the first datum mark calibration object is 34 °, mobile phone calibration
Phase property value of the object based on datum mark calibration object is -65 ° to 5 °, and benchmark module 206 calculates mobile phone calibration object and is based on the
One datum mark demarcates -31 ° to 39 ° of phase property value of object.
By the above-mentioned means, the phase property difference and measured object of object can be demarcated by known any two datum mark
Based on the phase property value of one of datum mark calibration object, deduce that phase of the measured object based on another datum mark standard error is special
Value indicative.Further, if, it is known that first datum mark calibration object demarcates the phase property difference of object with second datum mark,
Simultaneously it is also known that the phase property difference of second datum mark calibration object and third datum mark calibration object, can deduce first base
The phase property difference of calibration object and third datum mark calibration object on schedule.It should be understood that said reference point calibration object passed through
The mode of mobile phone detector is consistent, and exciting signal frequency, receiving coil 202 and the phase property of transmitting coil 201 obtain module
204 is identical.It is saved by form, and is applied to each mobile phone detector, debugging and nominal time can be greatlyd save.
Preferably, further include the first receiving coil, datum mark calibration object is passed through to the induction region of the first receiving coil, institute
It states phase property and obtains the induction region that module 204 is also used to pass through datum mark calibration object the first receiving coil, obtain benchmark
Point calibration object corresponds to the phase property value Y of the first receiving coil；Benchmark module 206 is also used to calculate the first receiving coil
Correction value Y-Z corresponding to receiving coil.On the one hand, correction value is used to correct what phase property between two coil links detected
Difference, i.e., after the amendment for carrying out Y-Z by the test result to the first receiving coil, the first receiving coil can be regarded as has
The coil of phase property detection performance identical with receiving coil.On the other hand, pass through the first receiving coil for object will be demarcated
When phase property value obtained, can be modified by correction value, obtain and obtained when passing through receiving coil with calibration object
The consistent data of phase property value, that is, unified the phase property value of corresponding different coils.Unified phase property value is advantageous
In the unification and migration of calibration object phase property table.It should be appreciated that the receiving coil and the first receiving coil may belong to together
One mobile phone detector is belonging respectively to different mobile phone detectors.
It is the second embodiment block diagram of mobile phone detection system of the present invention with further reference to Fig. 5, Fig. 5.
Preferably, above-mentioned mobile phone detection system further includes the second receiving coil 500, and phase shifter 501 connects for adjusting first
The phase of 500 output signal of take-up circle makes mobile phone calibration object demarcate object by receiving coil 202 and mobile phone and receives line by first
The phase property value detected when enclosing 500 is identical.Phase shifter 501 connects the second receiving coil 500 and phase property obtains mould
Block 204 carries out phase adjustment to the output signal of the second receiving coil 500.By controlling the size of 501 phase shift of phase shifter, together
When phase property value of detection mobile phone calibration object when passing through the second receiving coil 500, demarcate phase property value and the mobile phone
Object passes through identical when receiving coil 202.The control of 501 suspension control signal of phase shifter, the signal can be issued by host, tester
The work of phase shifter 501 can be further controlled by adjusting phase shifting parameter on host.In addition, big about adjustment 501 phase shift of phase shifter
Small mode by manual mode, can also adjust the size of the potentiometer 501 of phase shifter to control the shifting of phase shifter 501
Phase size, until mobile phone calibration object demarcates object by detecting when the second receiving coil 500 by receiving coil 202 and mobile phone
Phase property value it is identical.By above-mentioned phase shifter correcting mode, the second receiving coil 500 can be regarded as have connect with first
The coil of the identical phase property detection performance of take-up circle 202, is conducive to the compatibility and uniformity of phase property table data, just
It is led in the receiving coil for migrating or solving same mobile phone detector in different mobile phone detectors and have multiple analog features different
Cause the skimble-scamble problem of phase property value.
It is the 3rd embodiment block diagram of mobile phone detection system of the present invention with further reference to Fig. 7, Fig. 7.
Mobile phone detection system of the present invention further includes judgment module 701, for searching the calibration object of alarm database 205
Phase property table, judges whether the phase property value R of measured object meets the decision condition in calibration object phase property table, if meeting
The decision condition in object phase property table is demarcated, doubtful signal is issued；Alarm module 702 is for receiving doubtful signal.
Preferably, the decision condition is：The phase property value R of measured object and calibration object phase property table acceptance of the bid earnest phase
The difference of position characteristic value T is within the scope of preset.Specifically, there being the phase of mobile phone calibration object in calibration object phase property table
Characteristic value T is compared the phase property value R and T of measured object one by one.Judge measured object phase property value R and each
The difference of object phase property value T is demarcated within the scope of preset, if met in default range, then it is assumed that closest to T
The material model and measured object of the mobile phone calibration object of value are most like.Measured object is classified as doubtful article.Particularly, the doubtful letter
There is the type information closest to the mobile phone calibration object of T value in number.
Preset range can be determined according to user's setting in actual use process, the size of preset range
Test tolerance degree when measured object.Through the above scheme, doubtful mobile phone article can be screened first, further checked, mentioned
The efficiency that height checks.
Preferably, the decision condition is：Measured object is demarcated based on the phase property value R-Z of datum mark calibration object in mobile phone
Within the scope of phase property value of the object based on datum mark calibration object, wherein Z is the phase property value of datum mark calibration object.For example, by
Surveying phase property value of the object based on red copper is -30 °, it is known that phase property value of the mobile phone based on red copper calibration object is -65 ° to 5 °,
Then think that decision condition is met.Through the above scheme, the doubtful article for having same phase property value with mobile phone can be found out,
Doubtful article is screened, is further checked, the efficiency of inspection is improved.
Preferably, phase property value range of the mobile phone calibration object based on datum mark calibration object is to pre-enter calibration object
In phase property table.Specifically, phase property value range -65 ° of the mobile phone based on red copper calibration object is to be pre-entered into mark to 5 °
In earnest phase property table, it is preferred that save, called directly in different mobile phone detectors in the form of a file.
Preferably, after alarm module 602 is also used to receive doubtful signal, staff is reminded to check manually.It mentions
Awake mode be it is various, by display screen show exception symbol, can show simultaneously closest to T value mobile phone calibration object model letter
Breath, gives a warning sound by loudspeaker, passes through light flash.X-ray machine or visual inspection side can be used in manual type inspection
Formula.
Preferably, mobile phone detector is equipped with more than one receiving coil 202, and the doubtful signal further includes receiving coil
202 location information, wherein receiving coil 202 be the waveform of its induced voltage contain meet calibration object phase property table in
The phase property value information of decision condition, and the variable quantity of its induced voltage is the largest.Location information includes its specific position
It sets or numbers.Its specific location can also be prompted by the way that the light units near receiving coil 202 are arranged in.By above-mentioned
Mode can tell security staff's specific location of doubtful article, it is facilitated further to be checked.Specifically, being tested when one
When object passes through mobile phone detector, part or the induced voltage that can receive of all receiving coils 202 are changed, by mentioning
It takes the waveform of analysis induced voltage that can obtain the corresponding phase characteristic value of receiving coil 202, judges whether it meets phase property
Decision condition in table, for meeting receiving coil 202 corresponding to the phase property value of decision condition, and to its received sense
It answers the variable quantity of voltage to carry out size comparison, includes by maximum corresponding 202 information of receiving coil of induced voltage variable quantity
In doubtful information and it is sent to alarm module 602.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (31)
1. a kind of scaling method of mobile phone detection, it is characterised in that：Include the following steps：
The induction region that mobile phone calibration object is passed through the receiving coil of mobile phone detector by (1A)；
(1B) obtains the phase property value T of mobile phone calibration object；
The calibration object phase property table in alarm database is written in the type information of phase property value T, mobile phone calibration object by (1C)；
Datum mark is demarcated induction region of the object by the receiving coil of the mobile phone detector by (1D), obtains phase property value Z,
Phase property datum mark 0 is set by phase property value Z；
(1E) further includes the first receiving coil, and datum mark calibration object is passed through to the induction region of the first receiving coil, obtains benchmark
Point calibration object corresponds to the phase property value Y of the first receiving coil, calculates the first receiving coil and corresponds to the receiving coil
Simultaneously calibration object phase property table is written in correction value Y-Z.
2. the scaling method of mobile phone detection according to claim 1, it is characterised in that：The phase of the mobile phone calibration object is special
Value indicative T is that multiple measurement is averaged to obtain.
3. the scaling method of mobile phone detection according to claim 2, it is characterised in that：It is further comprising the steps of：Calculate T-
Z obtains phase property value t of the mobile phone calibration object based on datum mark calibration object；By the model of phase property value t, mobile phone calibration object
The calibration object phase property table in alarm database is written in information.
4. the scaling method of mobile phone detection according to claim 3, it is characterised in that：The mobile phone calibration object is equipped with M,
M mobile phone demarcates object and is expressed as tm based on the phase property value of datum mark calibration object, and wherein M, m are greater than 1 natural number, and M >=
m。
5. the scaling method of mobile phone detection according to claim 4, it is characterised in that：Mobile phone calibration object is based on datum mark
The minimum value for demarcating the phase property value of object is set as phase property of the mobile phone calibration object based on datum mark calibration object to maximum value
It is worth range.
6. the scaling method of mobile phone detection according to claim 5, it is characterised in that：In calibration object phase property table,
Write-in：It is -65 ° to 5 ° that mobile phone, which demarcates phase property value range of the object based on red copper calibration object,.
7. the scaling method of mobile phone detection according to claim 3, it is characterised in that：It is further comprising the steps of：By first
Datum mark demarcates induction region of the object by the receiving coil of the mobile phone detector, obtains phase property value S, and be written into
Calibration object phase property table in alarm database or/and the phase property value and the calibration of the first datum mark by datum mark calibration object
Calibration object phase property table in the difference Z-S write-in alarm database of the phase property value of object.
8. the scaling method of mobile phone detection according to claim 7, it is characterised in that：It is further comprising the steps of：According to mark
In earnest phase property table, datum mark demarcates the difference of the phase property value of object and the phase property value of the first datum mark calibration object
The phase property value of Z-S, mobile phone calibration object based on datum mark calibration object is t, calculates mobile phone calibration object and is based on the first datum mark mark
Simultaneously calibration object phase property table is written in the phase property value t+Z-S of earnest.
9. according to the scaling method of the mobile phone detection of any claim in claim 3-8, it is characterised in that：It further include first
Receiving coil adjusts the phase shifter connecting with the first receiving coil, and mobile phone calibration object is made to pass through the receiving coil and mobile phone mark
Earnest is identical by the phase property value detected when the first receiving coil.
10. a kind of test method of mobile phone detection, it is characterised in that：Include the following steps：
Measured object is passed through the induction region of the receiving coil of mobile phone detector by (2D)；
The phase property value R of (2E) acquisition measured object；
(2F) searches the calibration object phase property table of alarm database, judges whether the phase property value R of measured object meets calibration
Decision condition in object phase property table；If meeting the decision condition in calibration object phase property table, issues doubtful signal and arrive
Alarm module；Wherein, the calibration object phase property table is calibration object described in any claim in the claim 1-9
Phase property table.
11. the test method of mobile phone detection according to claim 10, it is characterised in that：The decision condition is：It is tested
The difference of the phase property value R and calibration object phase property table acceptance of the bid earnest phase property value T of object are within the scope of preset.
12. the test method of mobile phone detection according to claim 10, it is characterised in that：The decision condition is：It is tested
Phase property value R-Z of the object based on datum mark calibration object is in phase property value range of the mobile phone calibration object based on datum mark calibration object
Interior, Z is the phase property value of datum mark calibration object.
13. the test method of mobile phone detection according to claim 12, it is characterised in that：The mobile phone calibration object is based on base
The phase property value range for demarcating object on schedule is pre-entered in calibration object phase property table.
14. the test method that the mobile phone of any claim detects in 0-12 according to claim 1, it is characterised in that：It is described to doubt
Likelihood signal includes the type information of mobile phone calibration object.
15. the test method of mobile phone detection according to claim 14, it is characterised in that：It is further comprising the steps of：Alarm
After module receives doubtful signal, staff is reminded to check manually.
16. a kind of mobile phone detection system, special including mobile phone detector and the transmitting coil and receiving coil that are provided at its inner portion
Sign is：It further include that phase property obtains module, alarm database and benchmark module；
When phase property obtains module for obtaining the induction region for the receiving coil that mobile phone measured object is passed through mobile phone detector
The phase property value T detected；
There is the calibration object phase property table as described in any claim in claim 1-9 in alarm database；Alarm number
According to the phase property value Z for also having datum mark calibration object in library, and it is set as phase property datum mark 0；
It further include the first receiving coil；The phase property obtains module and is also used to datum mark calibration object receiving line by first
The induction region of circle obtains the phase property value Y that datum mark calibration object corresponds to the first receiving coil；Benchmark module is used for
Calculate the correction value Y-Z that the first receiving coil corresponds to the receiving coil.
17. mobile phone detection system according to claim 16, it is characterised in that：Further include mobile phone calibration object, is used for hand
Machine demarcates the induction region that object passes through the receiving coil, obtains its phase property value T.
18. mobile phone detection system according to claim 17, it is characterised in that：It is recorded in the calibration object phase property table
The type information for having phase property value T, demarcating object；Phase property value T is that multiple measurement is averaged to obtain.
19. mobile phone detection system according to claim 18, it is characterised in that：The benchmark module, is also used to count
T-Z is calculated, obtains phase property value t of the mobile phone calibration object based on datum mark calibration object；Calibration object phase in the alarm database
There are the type information of phase property value t, mobile phone calibration object in the mark sheet of position.
20. mobile phone detection system according to claim 19, it is characterised in that：The mobile phone calibration object is equipped with M, m
Mobile phone demarcates object and is expressed as tm based on the phase property value of datum mark calibration object, and wherein M, m are greater than 1 natural number, M >=m.
21. mobile phone detection system according to claim 20, it is characterised in that：In the calibration object phase property table with
Mobile phone demarcates phase property value range of the object based on datum mark calibration object, and it is special that mobile phone demarcates phase of the object based on datum mark calibration object
Value indicative range be mobile phone demarcate object based on datum mark demarcate object phase property value minimum value to maximum value.
22. mobile phone detection system according to claim 21, it is characterised in that：In calibration object phase property table, with：
It is -65 ° to 5 ° that mobile phone, which demarcates phase property value range of the object based on red copper calibration object,.
23. mobile phone detection system according to claim 19, it is characterised in that：It further include the first datum mark calibration object, report
The phase property value S or/and datum mark of the first datum mark calibration object are written in calibration object phase property table in alert database
Demarcate the difference Z-S of the phase property value of object and the phase property value of the first datum mark calibration object.
24. mobile phone detection system according to claim 23, it is characterised in that：The benchmark module, is also used to root
According in the calibration object phase property table, datum mark demarcates the phase property value of object and the phase property of the first datum mark calibration object
The phase property value of difference Z-S, mobile phone calibration object based on datum mark calibration object of value is t, calculates mobile phone calibration object and is based on first
The phase property value t+Z-S of datum mark calibration object.
25. according to claim 1 in 9-24 any claim mobile phone detection system, it is characterised in that：It further include phase shifter；
Phase shifter is used to adjust the phase of the first receiving coil output signal, and mobile phone calibration object is made to pass through the receiving coil and hand
It is identical by the phase property value detected when the first receiving coil that machine demarcates object.
26. mobile phone detection system according to claim 16, it is characterised in that：It further include judgment module, for searching report
The calibration object phase property table of alert database, judges whether the phase property value R of measured object meets in calibration object phase property table
Decision condition, if meet calibration object phase property table in decision condition, issue doubtful signal；Alarm module, for receiving
Doubtful signal.
27. mobile phone detection system according to claim 26, it is characterised in that：The decision condition is：The phase of measured object
The difference of position characteristic value R and calibration object phase property table acceptance of the bid earnest phase property value T are within the scope of preset.
28. mobile phone detection system according to claim 26, it is characterised in that：The decision condition is：Measured object is based on
Datum mark demarcates the phase property value R-Z of object within the scope of phase property value of the mobile phone calibration object based on datum mark calibration object, and Z is
The phase property value of datum mark calibration object.
29. mobile phone detection system according to claim 28, it is characterised in that：The mobile phone calibration object is based on datum mark mark
The phase property value range of earnest is pre-entered in calibration object phase property table.
30. according to the mobile phone detection system of any claim in claim 26-28, it is characterised in that：The doubtful signal
Type information including mobile phone calibration object.
31. mobile phone detection system according to claim 30, it is characterised in that：The alarm module be also used to receive it is doubtful
After likelihood signal, staff is reminded to check manually.
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