A kind of antitheft startup method and system of Vehicular intelligent
Technical field
The present invention relates to mechanics of communication and safety-security area, the antitheft startup method and system of more particularly, to a kind of Vehicular intelligent.
Background technology
The traditional starter of automobile predominantly organic tool keyed ignition and button Starting mode.Wherein mechanical key igniting is opened
Flowing mode starts automobile by inserting a key into key in the hole.And push button Starting mode be then turned on the power by key after,
As long as starting under flicking or stop key can achieve the startup of automobile or stops working.Above-mentioned both Starting mode, once vapour
Car key is illegally obtained by other people, then automobile all may be usurped by other people it is impossible to meet the requirement of automobile burglar.
Therefore, prior art has yet to be improved and developed.
Content of the invention
In view of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of Vehicular intelligent antitheft startup method and
System is it is intended to solve the problems, such as that current automobile starting mode relies on that key leads to easily stolen.
Technical scheme is as follows:
A kind of antitheft startup method of Vehicular intelligent, wherein, the method comprising the steps of:
A, mobile terminal collection face image data, carry out feature extraction and form face characteristic number to this face image data
According to, and send to server;
B, described server receive described face characteristic data, and it is compared with the feature templates pre-setting,
If comparing consistent, sending to mobile terminal and being identified by instruction;
C, mobile terminal receive the connection circuit instruction generating dynamic encryption after this is identified by instruction, by this connection circuit
Instruction sends and is used for controlling vehicle ignition circuit and the control board of enabling circuit to vehicle;
D, described control board are connected circuit instruction and are carried out verification of shaking hands to this dynamic encryption, if verification is passed through, control
Vehicle ignition circuit processed is connected with enabling circuit, and vehicle opens lock starting ignition.
Described Vehicular intelligent antitheft startup method, wherein, also includes before described step a:
Arrange and preserve the file of the feature templates comparing for face characteristic, the literary composition of described feature templates in the server
Part size is 48-200 byte.
Described Vehicular intelligent antitheft startup method, wherein, the human face data typing instruction of receive user, mobile terminal obtains
Take face view data first, and send the data to server, view data is formed first according to this face by server
Feature templates simultaneously preserve.
Described Vehicular intelligent antitheft startup method, wherein, described mobile terminal passes through short distance communication by described connection
Circuit instruction sends to described control board, and described short distance communication includes nfc near-field communication, bluetooth communication or infrared signal
Communication.
Described Vehicular intelligent antitheft startup method, wherein, when described control board connects circuit to this dynamic encryption
When instruction verification is not passed through, then send alarm.
Described Vehicular intelligent antitheft startup method, wherein, when described face characteristic data and described feature templates compare
When inconsistent, then server sends authentication failed information to described mobile terminal, and points out user to carry out human face data again
Collection and checking.
Described Vehicular intelligent antitheft startup method, wherein, when authentication failed number of times exceedes preset value, server sends
To mobile terminal, mobile terminal communicates lock instruction according to the instruction of this lock and described control board, by described control board
Vehicle ignition circuit and enabling circuit is controlled to be in the locking state of disconnection.
Described Vehicular intelligent antitheft startup method, wherein, described control board passes through Control vehicle ignition
Circuit and enabling circuit, wherein, described relay is jqc-3ff type relay.
Described Vehicular intelligent antitheft startup method, wherein, described mobile terminal gathers facial image number by photographic head
According to.
A kind of system with Vehicular intelligent as above antitheft startup method, wherein, described system includes:
Mobile terminal, for gathering face image data, carries out feature extraction and forms face spy to this face image data
Levy data, and send to server;Or for the reception server send be identified by instruction after generate the connecing of dynamic encryption
Circuit passband instructs, and the instruction of this connection circuit is sent to control board;
Server, for receiving the face characteristic data of mobile terminal transmission, and by itself and the feature templates pre-setting
Compare, sent to mobile terminal according to comparison result and identify whether by instruction;
Control board, for carrying out, according to the instruction that described mobile terminal sends, verification of shaking hands, if verification is passed through, controls
Vehicle ignition circuit processed is connected with enabling circuit, and vehicle opens lock starting ignition.
Beneficial effect: the present invention provides a kind of Vehicular intelligent antitheft startup method and system, it utilizes mobile terminal and cloud
End server realizes face recognition technology, and by its with the control of opening door of vehicle and igniting is organically combined it is achieved that inexpensive
Intelligent unlocking function, this system this by signature verification end with open the door and the setting separated of control end of firing circuit makes it
Cannot be cracked by the direct means such as dismounting and signal shielding of destroying, even if car key is stolen or loses, others also cannot pass through
Car key starts vehicle, improves the anti-theft security grade of vehicle.
Brief description
Fig. 1 is the Vehicular intelligent antitheft startup method flow diagram in the specific embodiment of the invention.
Fig. 2 is the pie graph of the antitheft activation system of Vehicular intelligent in the specific embodiment of the invention.
Fig. 3 is the theory diagram of the mobile terminal of the antitheft activation system of Vehicular intelligent in the specific embodiment of the invention.
Fig. 4 is the theory diagram of the control board of the antitheft activation system of Vehicular intelligent in the specific embodiment of the invention.
Fig. 5 is the Vehicular intelligent antitheft activation system principle of compositionality figure in the specific embodiment of the invention.
Specific embodiment
The present invention provide a kind of Vehicular intelligent antitheft startup method and system, for make the purpose of the present invention, technical scheme and
Effect is clearer, clear and definite, and the present invention is described in more detail below.It should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
As shown in Fig. 2 being the basic composition of the antitheft activation system of Vehicular intelligent of the present invention, it utilizes mobile terminal 1 00
Recognition of face checking is realized in communication between server 200, and utilizes the communication between mobile terminal and automobile 301 real afterwards again
The igniting of existing vehicle and unblock of opening the door.Its realize concrete grammar as described in Figure 1,
A kind of Vehicular intelligent antitheft startup method that the present invention provides, wherein, the method comprising the steps of:
S100, mobile terminal collection face image data, carry out feature extraction and form face spy to this face image data
Levy data, and send to server.
Wherein, described mobile terminal gathers face image data by photographic head.Can arrange special in described mobile terminal
Application program app, after starting this app, starts the photographic head of mobile terminal, typically starts front-facing camera, and mobile whole
Show image content on the screen of end so that user input face image data can complete and accurate, photographic head acquisition face
After video flowing, extract related face characteristic, and collect this feature data server is sent to by communication interface.
S200, described server receive described face characteristic data, and it is compared with the feature templates pre-setting
Right, if comparing consistent, sending to mobile terminal and being identified by instruction.
Also included before described step s100: arrange and preserve the character modules comparing for face characteristic in the server
The file of plate, the file size of described feature templates is 48-200 byte.Feature templates data base, data base is set up in server
The middle feature templates file preserving multiple users.
In addition, mobile terminal can receive user human face data typing instruction, obtain face view data first, and should
To server, by server, according to this face, view data forms feature templates and preserves data is activation first.I.e. user passes through
Mobile terminal is simultaneously registered using facial image, and the related facial image data is activation of the user after registration is formed to server
Feature templates file simultaneously saves, when the recognition of face that user enables the present invention again starts vehicle functions it is necessary to enter
Row recognition of face is verified.Communication interface with mobile terminal communication is provided with described server, is capable of the transmission of data
Transmission with instruction.
When described face characteristic data compares inconsistent with described feature templates, then server is sent out to described mobile terminal
Send authentication failed information, and point out user to carry out collection and the checking of human face data again.When authentication failed number of times exceed default
During value, server sends lock instruction to mobile terminal, and mobile terminal communicates according to the instruction of this lock and described control board, by
Described control board controls vehicle ignition circuit and enabling circuit to be in the locking state of disconnection.Such as face verification default
Value is set to 3 times, if all not passing through the comparing then it is assumed that currently holding the user that mobile terminal verified and being of server for 3 times
Disabled user, then server can send lock instruction to mobile terminal, and periodically can repeatedly send this lock instruction, prevent
The situation not receiving lock instruction that stop signal is bad or disabled user's turning-off mobile terminal causes occurs.Mobile terminal receives
The finger being communicated with vehicle control board, transmitting the locking vehicle that mobile terminal sends that is can giving tacit consent to after lock instruction
Order, after control board receives this lock instruction, the off-state of network type electron circuit and enabling circuit.Certainly, for avoid by
In collection environment such as light etc. the face image data of collection is produced with impact, and the checking after affecting, in facial image
The acquisition phase of data, mobile terminal judges to ambient light and acquisition state simultaneously, for example, judge to work as by photographic head
Whether front ambient light meets acquisition condition, if being unsatisfactory for, can open flash lamp and being illuminated;Sentenced by electrical distance sensor
Whether the face location of disconnected user is suitable, that is, preset the appropriate distance section that face is located at mobile terminal, if hypotelorism
Or too far, then corresponding information is shown on screen, point out user to adjust the distance between face and photographic head;Passed by weight
Sensor detects whether the acquisition state of mobile terminal is stable, and that is, whether mobile terminal shakes excessively severity, prevents due to gathering shape
The error of the unstable gathered data leading to of state.
In specific implementation process, with feature templates compare be by each face characteristic data of institute user respectively with corresponding
Template in corresponding information be compared, whether detection qualified rates of fitting reaches requirement, then the ratio of each face characteristic data comprehensive
To result, draw a similarity, if similarity is higher than default similarity threshold, server produces by instruction.
S300, mobile terminal receive the connection circuit instruction generating dynamic encryption after this is identified by instruction, and this is connected
Circuit instruction sends and is used for controlling vehicle ignition circuit and the control board of enabling circuit to vehicle.
Wherein, described mobile terminal passes through short distance communication by described connection circuit instruction transmission to described control circuit
Plate, described short distance communication includes nfc near-field communication, bluetooth communication or infrared signal communication.Made using Near Field Communication technology
Mobile terminal realizes the function of automobile key, can only be in mobile terminal and corresponding vehicle can in the range of near-field communication
The present invention program can be executed.
When described control board is not passed through to the connection circuit instruction verification of this dynamic encryption, then send alarm.
S400, described control board are connected circuit instruction and are carried out verification of shaking hands to this dynamic encryption, if verification is passed through,
Control vehicle ignition circuit is connected with enabling circuit, and vehicle opens lock starting ignition.
As shown in figure 3, mobile terminal include processor 110 and be connected with described processor 110 for obtaining face figure
The photographic head 120 of picture, the long-distance radio communication module 130 for communicating to connect with cloud server, the first short-distance wireless
Communication module 140;As shown in figure 4, be provided with control board 300 being sequentially connected with described first short-distance wireless communication
Module 140 carries out the second short-range wireless communication module 310 of near-field communication, single-chip microcomputer 320 and is used for open or closed vehicle
The relay 330 of ignition circuit and enabling circuit.
Described mobile terminal can be for arbitrarily carrying setting of long-distance radio communication function and short-range wireless communication module
Standby, such as mobile phone, panel computer etc., the long-distance radio communication module of mobile terminal is arrived by mobile communication signal transmitting and receiving information
The communication interface of cloud server.
In preferred embodiment, described processor 120 is the processor of more than dominant frequency 1ghz.So ensure that processor can be suitable
Freely complete man face image acquiring process.Wherein mobile terminal can be arbitrarily a band short-range wireless communication module and photographic head
Smart mobile phone or panel computer it is preferred that mobile terminal adopt prestige enrichment group produce prestige richness a p508 mobile phone.Processor
Produce dynamic encryption instruction, it is used for controlling the off and on to ignition circuit and enabling circuit for the control board.
Photographic head 110 collection face on the mobile terminal of the present invention provides video flowing to transfer to processor 120 to process, and processes
Device 120 completes information after feature extraction will be extracted and is sent to cloud server, cloud server by long-range communications module 130
Carry out recognition of face, if recognition of face is passed through, cloud server transmission is verified information and (specifically can pass through to mobile terminal
The short message mode of specific format is realized), then the processor of mobile terminal produces the instruction of the connection circuit of a dynamic encryption, leads to
Cross the first short-range wireless communication module to send out, the second short-range wireless communication module of described control board receives
After instruction, the single-chip microcomputer passing to control board is shaken hands and is checked, and verification is continued by rear connection again by control signal
Electrical equipment.Vehicle ignition circuit and enabling circuit are connected by relay, so that the normal door opening of user and starting up the car.
In preferred embodiment, described second short-range wireless communication module and single-chip microcomputer can adopt Texas Instruments
Cc2540 bluetooth soc chip, the cc2540 bluetooth soc chip of Texas Instruments belongs to low-power consumption rf ic, it has remarkably
Long-distance link gain (up to+97 db) and the good compossibility with other 2.4 ghz devices, in addition it also has
Good interoperability/compatibility, and this chip meet the monotype (cc2540) of 4.0 editions standards of Bluetooth specification with double
Mode device (bluelink 7.0 bluetooths/fm one chip solution, wilink 7.0 wlan/gps/ bluetooth/fm single
Piece solution and wilink 6.0 wlan/ bluetooth/fm one chip solution), can achieve comprehensive link test with
Exploitation.
In preferred embodiment, described relay adopts jqc-3ff relay.The p0_0 of described cc2540 bluetooth soc chip,
P0_1 pin by audion 3dk4b be connected to described jqc-3ff relay control signal control vehicle ignition circuit and
Enabling circuit.
Specifically, the second short-range wireless communication module in described control board receive mobile terminal pass through first
The dynamic encryption that short-range wireless communication module sends turn on the instruction of gate circuit and firing circuit after, be handed over to monolithic
Machine, is set to high level p0_0, p0_1 pin after single-chip microcomputer deciphering and confirmation, then the ignition power on automobile connected by relay
Road and enabling circuit.
Pass through the first short distance when the second short-range wireless communication module in described control board receives mobile terminal
After the disconnection enabling circuit of the dynamic encryption that wireless communication module sends and the instruction of firing circuit, by described single-chip microcomputer handle
P0_0, p0_1 pin is set to low level, so that relay disconnects firing circuit and enabling circuit on automobile.
In addition, the anti-theft device for vehicle of the present invention is when being installed on automobile, need first to disconnect the igniting on automobile
Circuit and enabling circuit, then access the relay of described control board.
As shown in figure 5, using the substantially process that the system realizes vehicle launch unlocking being: user needs opening car door point
When fiery, video flowing is provided to transfer to it using photographic head (specially using front-facing camera) the collection face in mobile terminal 1 00
Processor is processed, and processor completes information after feature extraction will be extracted and is sent to server 200 by long-range communications module, clothes
After the communication interface of business device receives this signal, this information of server by utilizing completes recognition of face, and server end is according to recognition result
Send signal of communication, after the long-distance radio communication module of mobile terminal receives this signal of communication, processor pair to mobile terminal
Signal of communication is changed, and produces corresponding near-field-communication signal according to this signal of communication afterwards, and near-field-communication signal passes through the
One short-range wireless communication module sends to the second short-range wireless communication module 310, when this near-field-communication signal be unblock and
During ignition signal, the single-chip microcomputer of described control board 300 is shaken hands to this unblock and ignition signal and is checked, and verification is passed through
Afterwards relay 330 is connected again by control signal.Vehicle ignition circuit 410 and enabling circuit 420 are connected by relay 330, tool
As shown in figure 1, the optocoupler 411 that the ignition signal of relay is transferred to ignition circuit turns it on, produce control signal makes three to body
Pole pipe 412 turns on, so that ignition coil 413 starts work, the final control signal that produces, to gasoline engine ignition distributor 500, is carried out
Igniting, engine start.
On the other hand, another controlling brancher of relay connects opening door of vehicle point road, and relay signal is transferred to vehicle and opens
(it is commonly used for bft chip) in the chip 421 of gate circuit, sends control signal starter motor 422 after treatment, motor 422 controls
Compression pump 423 works, and then opens pressure switch 425 so that car door is unlocked, so that the normal door opening of user.
The present invention also provides a kind of system with Vehicular intelligent as above antitheft startup method, wherein, described system
System includes:
Mobile terminal, for gathering face image data, carries out feature extraction and forms face spy to this face image data
Levy data, and send to server;Or for the reception server send be identified by instruction after generate the connecing of dynamic encryption
Circuit passband instructs, and the instruction of this connection circuit is sent to control board, specifically as described in step s100 and s300.
Server, for receiving the face characteristic data of mobile terminal transmission, and by itself and the feature templates pre-setting
Compare, sent to mobile terminal according to comparison result and identify whether by instruction, specifically as described in step s200.
Control board, for carrying out, according to the instruction that described mobile terminal sends, verification of shaking hands, if verification is passed through, controls
Vehicle ignition circuit processed is connected with enabling circuit, and vehicle opens lock starting ignition, specifically as described in step s400.
The present invention provides a kind of Vehicular intelligent antitheft startup method and system, and it utilizes mobile terminal and cloud server real
Existing face recognition technology, and by its with combination is controlled it is achieved that the intelligent unlocking of low cost to opening door of vehicle and igniting
Function, it is straight that the setting that this control end by signature verification end and enabling and firing circuit of this system is separated makes it cannot pass through
The means such as destruction dismounting and signal shielding that connect crack, even if car key is stolen or loses, others also cannot be started by car key
Vehicle, improves the anti-theft security grade of vehicle.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved according to the above description or to convert, all these modifications and variations all should belong to the guarantor of claims of the present invention
Shield scope.