CN102710341A - Ingenious examination room radio cheating counter measure equipment - Google Patents
Ingenious examination room radio cheating counter measure equipment Download PDFInfo
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- CN102710341A CN102710341A CN2011101000240A CN201110100024A CN102710341A CN 102710341 A CN102710341 A CN 102710341A CN 2011101000240 A CN2011101000240 A CN 2011101000240A CN 201110100024 A CN201110100024 A CN 201110100024A CN 102710341 A CN102710341 A CN 102710341A
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Abstract
The invention discloses examination room radio cheating counter measure equipment, and relates to the field of examination room safety and electronic protection. The equipment is ingenious in working capacity and can automatically find and lock radio cheating signals within the frequency band of between 40 and 1,000 MHz near an examination room, analyze the radio cheating signals, extract characteristic information and produce and release an optimal radio interference signal aiming at the radio cheating signal on purpose under the guide of the characteristic information, so that aims of interfering and interrupting the radio cheating signal are fulfilled; and furthermore, the captured cheating information is stored and serves as an evidence and reported through a network. The equipment comprises an ingenious engine, an interference module and a user interface.
Description
[technical field]
The present invention relates to examination hall safety and electronics defence field, particularly examination hall radio cheating counter equipment
[background technology]
The national education examinations fair and just; Be related to examinee and basic benefit of the people, the security relationship of examination is stable to society, and particularly college entrance examination is the important way that China selects the talent; Be related to China's resources of human talents strategy, relate to people's all one's life and huge numbers of families' vital interests.In recent years, along with the development of information technology, the means generation great variety that cheats at one's exam; In the past exam cheating mainly be carry secretly, steal a glance at, mobile phone transmits answer and develops into varied miniscanning equipment and wireless concealed earphones such as utilizing wrist-watch, rubber formula scanner now; The activity of practising fraud of wireless radio transmission receiving equipments such as private radio receiver, the quantity of cheating is increased sharply, and methods demonstrate specialization, grouping of the world economy situation; And have and spread unchecked the gesture that spreads; Serious harm national education examinations safety with the society justice, influenced the national talent's normal choice, damaged the fairness and the seriousness of the national education examinations.
Although occurred the product of some counter radio cheatings on the market, all there is apparent in view defective in they, and metal detector can only be implemented Static Detection to cheating equipment, can't intercept and capture radio cheating signal, and it is disturbed blocking-up; " anti-cheat sensor ", " invigilator great master " and " examination hall dog " only can detect the wireless headset signal, pretend with scope very limited, and can't intercept and capture based on the digital radio of character cheating signal; The mobile phone interference unit is only effective to the signal of mobile phone frequency range, can't accomplish that full frequency band covers; It is bulky mostly that radio control department is equipped with Russia's radio monitoring equipment, costs an arm and a leg, and can only monitor extremely individual other point, can't realize large scale deployment and application; Except radio monitoring equipment, remaining product does not perhaps disturb blocking ability, perhaps can only implement barrage jamming to fixed frequency range to fixedly frequency enforcement spot jamming.Mode of operation is stiff and blindly, practical effect is very poor.
In order to safeguard the vivid and authoritative of state-owned education department; Strengthen the supervision of examination hall discipline; Stop the generation of cheating; Urgent need will provide a kind of dexterous formula ability to work that possesses, and can survey and the lock onto target signal, with a definite target in view it is disturbed the examination hall radio cheating counter equipment solution of blocking-up.
[summary of the invention]
The object of the present invention is to provide a kind of dexterous formula examination point radio cheating counter equipment.This equipment possesses dexterous ability to work, can find and lock radio cheating signal voluntarily, produces with a definite target in view and discharges the radio signal with Optimal Jamming effect, accomplishes the interference blocking-up to the radio cheating.
In order to achieve the above object, the technical scheme of the present invention's employing is:
A dexterous formula examination point radio cheating counter equipment; Be installed in the correct position of examination point; All radio signals in 40MHz～1000MHz frequency range are implemented detecting; Intercept and capture in the region radio signal of practising fraud, extract its key parameter, according to these information generating and discharge optimum radio interference signal; Completion is to the interference blocking-up of radio cheating signal, simultaneously to electromagnetic signal initial data in the detecting frequency range and radio practise fraud that the content of signal is stored, multimedia display and networking report;
Special:
Dexterous formula examination point radio cheating counter equipment comprises:
Dexterous engine is used for radio signals all in 40MHz～1000MHz frequency range is carried out the electromagnetic spectrum detecting, catches radio cheating signal wherein, and it is analyzed, extracts characteristic, implements to disturb blocking-up with a definite target in view for interference module guiding is provided; The characteristic parameter that obtains after the primitive character of radio signal in the detecting frequency range, the radio cheating signal initial data that captures and the processing is transmitted through network, for examination management department provides data refer; Simultaneously above-mentioned information is carried out this locality storage, be convenient to examination management department and collect evidence.
Interference module is used under the guiding of dexterous engine, and generation and dispensing are disturbed to the optimum of radio cheating signal characteristic, and realization is to the thorough blocking-up of radio cheating signal.
User interface is used for presenting the result's (time domain, frequency curve) of full frequency band signal detection and the content (image, voice, character) of radio cheating signal with multimedia mode (sound, figure, literal) to the user, receives user's supervisory instruction.
Further, for said dexterous formula examination point radio cheating counter equipment, the detecting frequency range of its dexterous engine is 40MHz～1000MHz, has covered present all radio cheating signals of knowing.This frequency range can be made corresponding adjustment if needed in future, perhaps expansion or reduction.Simple frequency range changes and should be included in protection scope of the present invention.
Further, for said dexterous formula examination point radio cheating counter equipment, its dexterous engine can carry out analyzing and processing to the radio signal in the detecting frequency range, locking radio cheating signal wherein, and extract its characteristic information.
Further, said dexterous formula examination point radio cheating counter equipment, its interference module can produce the radio interference signal with optimum interference effect, and its power is suitably discharged after the amplification under the characteristic information guiding voluntarily.
Further, said examination hall radio cheating signal disturbs block device that a plurality of rf transmitter units are arranged, and can implement to disturb to a plurality of cheating signal sources that are in different frequency range simultaneously.
Further, for described dexterous formula examination point radio cheating counter equipment, the network interface of its dexterous engine comprises ordinary telephone line; LAN (for example Ethernet) or wan interface (for example T1, T3,56K, X.25); Broadband connection (ISDN, frame relay, ATM) and all kinds of wireless connections (WLAN, Wifi, 3G or Bluetooth), and use widely accepted procotol; Typical case's (but being not limited to) improves network operation efficient like TCP/IP.
Further, for described dexterous formula examination point radio cheating counter equipment, storage medium comprises floppy disk, hard disk (hard disc, electric board (SSD), Flash ROM), CD (CD, DVD) etc.
Further; For described dexterous formula examination point radio cheating counter equipment; Adopt " event-driven " working method under the normal condition; To be dexterous engine catch it when radio cheating signal occurs and carry out analyzing and processing, and by the guiding of result, interference module implements to disturb blocking-up to it.(break down like dexterous engine etc.) occur when unusual, then interference module can change " independently " working method over to, need not the instruction and the guiding of master controller, independent the emphasis frequency range is carried out barrage jamming.
The invention has the advantages that equipment adopts dexterous formula mode of operation, do not discharge blindly and disturb, but shoot the arrow at the target, with clearly defined objective.Comparing with traditional sweep-frequency B interference, just looks like the difference of " strafing " and " sniping fixed fire ", and obviously under resource-constrained prerequisite such as power, covering bandwidth ground, dexterous formula mode of operation can increase substantially the interference barrier effect.Say that from the another one angle dexterous formula mode of operation has reduced time-averaged radiation intensity on the one hand, meet the relevant regulations and the requirement of radio control department; Looked after simultaneously the healthy of the personnel that take an examination to greatest extent, owing to the actual emanations time only accounts for the very little part (time that interference signal occurs) of test time, so the examinee can not be affected because of radiation; Meet popular in the world " low-carbon (LC) " and " green " design concept at present simultaneously, energy-conserving and environment-protective.In addition, this equipment also has the cheating content stores, cheating content multimedia appears and the functions such as content networking reports of practising fraud, and makes things convenient for the user to manage.
[description of drawings]
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention; The accompanying drawing of required use is made brief account in will describing embodiment below; Conspicuous, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other embodiment and accompanying drawing according to these accompanying drawings.
Fig. 1, it shows the structure principle chart of the dexterous formula examination point of the present invention radio cheating counter equipment.
Fig. 2, it shows the workflow diagram that the dexterous formula examination point of the present invention radio cheating counter equipment is realized cheating counter function.
Fig. 3, it shows the practical implementation figure of the dexterous formula examination point of the present invention radio cheating counter equipment.
[embodiment]
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention will be carried out clear, complete description.Obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, other embodiment that those of ordinary skills are obtained under the situation that does not break away from the present invention's essence and spirit belong to the scope that the present invention is open and protect.
Different local " in one embodiment " that occur possibly not be the same embodiment of finger in this specification, neither be that repel each other with other embodiment, separate or the embodiment that selects.In addition, at flow chart or illustrate the order of module, the sequence number that perhaps is used for describing one or more embodiment of the present invention is not to refer to any specific order regularly, is not construed as limiting the invention yet.
Please, demonstrated the structure principle chart of a kind of dexterous formula examination point radio cheating counter equipment of the present invention with reference to Fig. 1.
Wherein the dexterous formula examination point of the present invention radio cheating counter equipment 100 comprises: dexterous engine 110; Be used to carry out the detecting of full frequency band electromagnetic spectrum; Catch radio cheating signal, it is analyzed, extracts characteristic, storage and the networking of carrying out radio cheating signal through network report.Interference module 120, the optimum that is used to produce and discharge to radio cheating signal characteristic disturbs.User interface 130 is used for presenting the result's (time domain, frequency curve) of full frequency band signal detection and the content (image, voice, character) of radio cheating signal with multimedia mode (sound, figure, literal) to the user, receives user's supervisory instruction.
Wherein dexterous engine 110 comprises with the radio frequency component being the analog front circuit of core and being the digital circuit of core with the programming device, and corresponding software and configuration parameter.Wireless signal detecting wherein can be accomplished by program setting automatically, also can manually control completion through the user.
Wherein interference module 120 comprises with the radio frequency component and is the analog front circuit of core and is the digital circuit of core with the programming device, and corresponding software and configuration parameter.This module can either be worked with the mode of " event-driven " under the guiding of cheating signal characteristic information, also can be independent of under the situation of characteristic information, works with " independently " mode.
Wherein user interface 130 comprises with the universal cpu being core, has the embedded computer of network interface, serial bus interface (USB), the hardware cell that audio frequency and display device are formed, and supporting software.Software kit provides patterned operation interface for the user, presents the characteristic information of the signal of practising fraud with modes such as chart, curves, and presents the content of the signal of practising fraud with modes such as voice playing and character demonstrations.On the other hand, the user can use the input manager instruction easily of modes such as menu, dialog box, realizes the management to dexterous formula examination point radio cheating counter equipment.
The network interface in the user interface 130 wherein; The communication media that relates to comprises ordinary telephone line; LAN (for example Ethernet) or wan interface (for example T1, T3,56K, X.25), broadband connection (ISDN, frame relay, ATM) and all kinds of wireless connections (WLAN, Wifi, 3G or Bluetooth).And using widely accepted procotol, typical case's (but being not limited to) improves network operation efficient like TCP/IP.
In certain embodiments, if the hardware handles ability can satisfy the demand,, user interface 130 can the shared portion hardware resource with dexterous engine 110.
Please refer to Fig. 4, show the workflow of dexterous formula examination point radio cheating counter equipment.
The workflow 200 of dexterous formula examination point radio cheating counter equipment comprises three phases, initial phase, reconnaissance phase, analysis decision stage and interference blocking-up stage.At first carry out 210 stages of initialization, accomplish the parameter setting of dexterous formula examination point radio cheating counter equipment 100 each module.Right jin begins to detect the decision phase, in the detecting frequency range, implements the detecting of full frequency band radio signal, seeks unusual radio signal, comprises the steps: frequency spectrum detecting 220 and notes abnormalities 230.The analysis decision stage handles with qualitative the abnormal signal of being found, locking radio cheating signal, and characteristic information extraction.Comprise the steps: signal analysis 240, cheating locking 250, appears and reports 280 the cheating information stores.Disturb the characteristic information of blocking-up stage according to radio cheating signal, the interference signal that generation is optimum is launched the interference blocking-up that realizes radio cheating signal through antenna, comprising: produce interference 260 and disturb 270 with dispensing.
Wherein, initialization 210 is responsible for being provided with the frequency range of current detecting.The concrete scope of frequency range can be set through dual mode: automatic setting and manually setting.Automatic setting with manually set corresponding two kinds of different working modes of dexterous formula examination point radio cheating counter equipment 100.Initialization 210 is realized by the user interface 130 of dexterous formula examination point radio cheating counter equipment 100.
Wherein, the wireless digital signal in 220 pairs of frequency ranges of frequency spectrum detecting carries out spectrum analysis.Frequency spectrum detecting 220 is realized by the dexterous engine 110 of dexterous formula examination point radio cheating counter equipment 100.
Wherein, the result that the 230 pairs of frequency spectrum detectings 220 that note abnormalities obtain carries out input, judges in the frequency range whether have abnormal signal.If there is abnormal signal, then change the analysis decision stage over to; If there is not abnormal signal, then restart the frequency spectrum detecting, so move in circles.230 dexterous engine 110 and the user interfaces 130 by dexterous formula examination point radio cheating counter equipment 100 that note abnormalities realize.
Wherein, Digital Signal Processing is adopted in signal analysis 240, carries out signal processing according to the method that the mode of program setting is selected to be fit to automatically, obtains the entrained content of wireless signal.The form of content can be image, voice or character.Signal analysis 240 is realized by the dexterous engine 110 of dexterous formula examination point radio cheating counter equipment 100.
Wherein, the discriminating of the entrained content of wireless signal is mainly carried out in cheating locking 250, and whether accomplish this signal whereby is the judgement of cheating signal.Content is differentiated and is comprised two kinds of implementations: differentiate automatically with artificial and differentiate.Automatically differentiate to need not manual intervention, accomplish discriminating automatically by machine according to the mode of program setting; The artificial discriminating then needs manual intervention, by the user interface 130 of dexterous formula examination point radio cheating counter equipment 100 the entrained content of signal presented to the user, determines by the user whether it is the cheating signal.In most of embodiment of the present invention, use artificial identification method; In certain embodiments of the present invention, if the software and hardware resources of dexterous formula examination point radio cheating counter equipment 100 can meet the demands, then can use automatic identification method.Cheating signal determining 250 is realized with user interface 130 by the processing module 110 of dexterous formula examination point radio cheating counter equipment 100.
Wherein, the cheating information stores, report and present 280 and adopt graphics modes to present the characteristic information of radio cheating signal; Present the entrained content of radio cheating signal by means such as image, audio frequency, character demonstrations.Storage operation comprises file and database dual mode, and the concrete embodiment of the present invention can select according to hardware resource and user's request.Report to refer to the practise fraud relevant information of signal of radio is transmitted to the appointed place through network, for compiling with further handling of information provides convenience.The cheating information stores, report and present 280 user interfaces 130 and realize by dexterous formula examination point radio cheating counter equipment 100.
Wherein, Produce the characteristic information that interference 260 utilizes radio cheating signal; Produce interference signal analog waveform to each cheating signal, realize by the interference module 120 of dexterous formula examination point radio cheating counter equipment 100 with Optimal Jamming barrier effect.
Wherein, dispensing disturbs 270 to disturb 260 given interference signal analog waveforms according to producing, and the shaping of interference signal analog waveform is amplified the back through the antenna emission, and at least one radio cheating signal is implemented effectively to disturb blocking-up.Dispensing disturbs 270 interference module 120 by dexterous formula examination point radio cheating counter equipment 100 to realize.
Please refer to Fig. 3, it shows and adopts dexterous formula examination point radio cheating counter device systems enforcement figure among the present invention.
Wherein, dexterous formula examination point radio cheating counter equipment is installed in the correct position in examination hall.In general, it is comparatively open that this equipment should be installed in the visual field, is convenient to the position that signal receives, for example playground, roof etc.Transmitting antenna and reception antenna should separate, and good transmitting-receiving isolation is set.Transmitting antenna is selected omnidirectional antenna for use as far as possible, and for example whip antenna, coil antenna etc. reduce receiving the blind area.Reception antenna should select for use gain high as far as possible, the high performance antenna that directionality is good, for example Yagi antenna.
Only be preferred embodiment of the present invention below, be not limited to the present invention.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. dexterous formula examination point radio cheating counter equipment, it comprises:
-incorporate examination point radio cheating signal counter equipment; Nucleus module is installed in single upright cabinet; Together be positioned over appropriate location in the examination point with auxiliary devices such as antenna, demonstrations; Be used for all the radio cheating signals in 40MHz in the examination point region～1000MHz frequency range are disturbed and block, thereby reach the purpose that the counter radio is practised fraud.
It is characterized in that:
-said dexterous formula examination point radio cheating counter equipment comprises:
Dexterous engine is used for radio signals all in 40MHz～1000MHz frequency range is carried out the electromagnetic spectrum detecting, catches radio cheating signal wherein, and it is analyzed, extracts characteristic, implements to disturb blocking-up with a definite target in view for interference module guiding is provided; The characteristic parameter that obtains after the primitive character of radio signal in the detecting frequency range, the radio cheating signal initial data that captures and the processing is transmitted through network, for examination management department provides data refer; Simultaneously above-mentioned information is carried out this locality storage, be convenient to examination management department and collect evidence.
Interference module is used under the guiding of dexterous engine, and generation and dispensing are disturbed to the optimum of radio cheating signal characteristic, and realization is to the thorough blocking-up of radio cheating signal.
User interface is used for presenting the result's (time domain, frequency curve) of full frequency band signal detection and the content (voice, literal) of radio cheating signal with multimedia mode (sound, figure, literal) to the user, receives user's supervisory instruction simultaneously.
The core feature of-said equipment is dexterous formula, and its intension comprises
The dexterous engine that said equipment had can detect the existence of radio cheating signal; It is caught and extracts key parameter; Subsequently these information are used for the interference module channeling conduct; The optimum that makes interference module can produce to radio cheating signal characteristic disturbs electromagnetic wave, and discharges, and reaches the purpose of disturbing blocking-up.Thereby said equipment has thoroughly been broken away from traditional examination hall safety means or can only have been carried out spot jamming to fixing frequency, perhaps can only carry out the stiff of barrage jamming and blindly to the emphasis frequency range, has realized dexterityization and intellectuality that examination hall radio cheating is blocked.
2. dexterous formula examination point radio cheating counter equipment according to claim 1 is characterized in that: said dexterous engine can be in the receipts of detecing that all radio signals in 40MHz～1000MHz scope are implemented no frequency omission to frequency.
3. dexterous formula examination point radio cheating counter equipment according to claim 1; It is characterized in that: said dexterous engine can carry out analyzing and processing to detecing the radio signal of receiving; The result of utilizing; For the interference module described in the claim 6 provides guiding, reach optimum interference barrier effect.
4. dexterous formula examination point radio cheating counter equipment according to claim 1; It is characterized in that: the network interface of said dexterous engine comprises ordinary telephone line, LAN (for example Ethernet) or wan interface (for example T1, T3,56K, X.25), broadband connection (ISDN, frame relay, ATM); With all kinds of wireless connections (WLAN, Wifi, 3G or Bluetooth); And using widely accepted procotol, typical case's (but being not limited to) improves network operation efficient like TCP/IP.
5. dexterous formula examination point radio cheating counter equipment according to claim 1, it is characterized in that: the storage medium of said dexterous engine comprises floppy disk, hard disk (hard disc, electric board (SSD), Flash ROM), CD (CD, DVD) etc.
6. dexterous formula examination point radio cheating counter equipment according to claim 1, it is characterized in that: said interference module can produce the interference with Optimal Jamming effect according to the correlated characteristic information of echo signal " intelligence ".
7. dexterous formula examination point radio cheating counter equipment according to claim 1, it is characterized in that: said interference module has a plurality of rf transmitter units, can implement to disturb to a plurality of cheating signal sources that are in different frequency range simultaneously.
8. distributed examination point radio cheating counter according to claim 1 system; It is characterized in that: under the normal condition; Equipment is taked " event-driven " working method; Be that radio cheating signal is caught it when occurring and carried out analyzing and processing,, it implemented to disturb blocking-up by the guiding of result.If unusual (like engine failure), then interference module can change " independently " working method over to, need not the instruction and the guiding of dexterous engine, and the emphasis frequency range is carried out barrage jamming.
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| CN2011101000240A CN102710341A (en) | 2011-04-21 | 2011-04-21 | Ingenious examination room radio cheating counter measure equipment |
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| CN2011101000240A CN102710341A (en) | 2011-04-21 | 2011-04-21 | Ingenious examination room radio cheating counter measure equipment |
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| CN103095406A (en) * | 2012-12-05 | 2013-05-08 | 上海物联网有限公司 | Targeted interference equipment and interference method of wireless local area network |
| CN103986537A (en) * | 2014-05-30 | 2014-08-13 | 成都佳发安泰科技股份有限公司 | Method for comprehensively evaluating examination room cheating signal suspected degree |
| CN104933823A (en) * | 2015-05-27 | 2015-09-23 | 苏州市职业大学 | Examination anti-cheating system |
| CN107290712A (en) * | 2016-03-31 | 2017-10-24 | 北京中密安信息安全技术有限公司 | Secret and safe checks monitoring car |
| CN108011685A (en) * | 2016-10-28 | 2018-05-08 | 广州启辰电子科技有限公司 | A kind of blocking control system and method based on wireless cheating signal |
| CN108024251A (en) * | 2016-10-28 | 2018-05-11 | 广州启辰电子科技有限公司 | A kind of wireless cheating signal management-control method |
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| CN103051411A (en) * | 2012-12-05 | 2013-04-17 | 上海物联网有限公司 | Wireless local area network interference unit and implementation method thereof |
| CN103095406A (en) * | 2012-12-05 | 2013-05-08 | 上海物联网有限公司 | Targeted interference equipment and interference method of wireless local area network |
| CN103051411B (en) * | 2012-12-05 | 2016-03-02 | 上海物联网有限公司 | A kind of WLAN (wireless local area network) interference unit and its implementation |
| CN103095406B (en) * | 2012-12-05 | 2017-02-08 | 上海物联网有限公司 | Targeted interference equipment and interference method of wireless local area network |
| CN103986537A (en) * | 2014-05-30 | 2014-08-13 | 成都佳发安泰科技股份有限公司 | Method for comprehensively evaluating examination room cheating signal suspected degree |
| CN103986537B (en) * | 2014-05-30 | 2016-03-23 | 成都佳发安泰科技股份有限公司 | Examination hall cheating signal Suspected Degree integrated evaluating method |
| CN104933823A (en) * | 2015-05-27 | 2015-09-23 | 苏州市职业大学 | Examination anti-cheating system |
| CN107290712A (en) * | 2016-03-31 | 2017-10-24 | 北京中密安信息安全技术有限公司 | Secret and safe checks monitoring car |
| CN108011685A (en) * | 2016-10-28 | 2018-05-08 | 广州启辰电子科技有限公司 | A kind of blocking control system and method based on wireless cheating signal |
| CN108024251A (en) * | 2016-10-28 | 2018-05-11 | 广州启辰电子科技有限公司 | A kind of wireless cheating signal management-control method |
| WO2019052507A1 (en) * | 2017-09-13 | 2019-03-21 | 西安中兴新软件有限责任公司 | Method and apparatus for preventing millimetric waves from being used in modeling and imaging |
| CN108566223A (en) * | 2018-01-19 | 2018-09-21 | 北京中科飞鸿科技有限公司 | A kind of LTE mobile phones smart munition device |
| CN108566223B (en) * | 2018-01-19 | 2021-01-05 | 北京中科飞鸿科技有限公司 | LTE cell-phone dexterous interference device |
| CN109859080A (en) * | 2019-01-08 | 2019-06-07 | 成都点阵科技有限公司 | A kind of unattended ad hoc network examination safeguards system |
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Application publication date: 20121003 |