A kind of automotive keyless entering system based on smart mobile phone
[technical field]
Technical field of automotive electronics of the present invention, relates generally to a kind of automotive keyless entering system based on smart mobile phone.
[background technology]
Existing automotive keyless entering system mainly contains following several:
1. mobile unit and car Intelligent key carry out communication by radio frequency signal, whether mobile unit is at every moment in effective range of signal at search car Intelligent key, as mobile unit detect that car Intelligent key is positioned at effective range of signal time, then send unlocking signal to central control system, as mobile unit cannot detect that within the regular hour car Intelligent key is positioned at effective range of signal, then send the signal of locking a door to central control system.The defect of this kind of technology existence is, mobile unit is at every moment in opening, at every moment searching the legal key within the scope of its wireless signal simultaneously, so not only waste electric energy, also bring great potential safety hazard, because when validated user is near car, and mobile unit can search car Intelligent key simultaneously, lawless person likely takes advantage of car owner and does not note, car door opening is implemented robber and robs.On the other hand, when the mobile unit moment is in unlatching search state, time enough and chance is provided to lawless person's breaking cryptographic keys.
2. in order to solve this above-mentioned problem, another automotive keyless entering system is provided with vehicle-mounted button on the door handle of car, whether be in effective range of signal by searching car Intelligent key by the vehicle-mounted push button exciting mobile unit on door handle, the employing RFID radiofrequency signal of the communication between mobile unit and car Intelligent key carries out communicating, and Remote signal also can be adopted to send to mobile unit to carry out verifying the object realizing remote control switch lock unlocking cipher at car Intelligent key simultaneously.This kind of keyless access system significantly increases the security of automobile burglar, but produced problem is on the other hand: existing do not have the vehicle of keyless access system to want to escalate into this kind of automotive keyless entering system, then need again to change automobile door handle and track laying, the repacking high cost in later stage; On the other hand in the north of cold, when occurring that sleet freezes, the vehicle-mounted button on door handle can be frozen in, and impact is opened the door.
Current smart mobile phone is very universal, almost reach staff one, and mobile phone is as an indispensability and be the daily instrument that must carry, in phone number and mobile phone, bluetooth module EIC equipment identification code is completely different again in each mobile phone, so it is completely possible that mobile phone can be used for the unlatching of car door as the instrument of a person identification, and in prior art, not using the record of smart mobile phone as car Intelligent key.
[summary of the invention]
Object of the present invention is exactly to fill up blank of the prior art, propose a kind of using the technology of smart mobile phone as the Intelligent key of automotive keyless entering system, due to popularizing of smart mobile phone, this system purchases car Intelligent key in addition without the need to car owner, reduce the cost of this system, simultaneously, due to the authentication by the SIM card in smart mobile phone and bluetooth equipment, improve the security of this system, the more important thing is, do not need to arrange vehicle-mounted button on door handle, also control door lock central control system that can be in good time opens car door, without the need to pressing the vehicle-mounted button on car door, also can realize entering without key.
It is a kind of automotive keyless entering system based on smart mobile phone of structure that the present invention solves the technical scheme that prior art problem adopts, and this system comprises:
Smart mobile phone, described smart mobile phone comprises mobile phone memory module, handset processes module, mobile phone locating module, mobile phone cellular mobile telecommunications module and Bluetooth of mobile phone module;
Be connected with the firing system of vehicle and control the mobile unit of the door lock central control system of vehicle, described mobile unit comprises vehicle-mounted processing module, vehicle positioning module, vehicle-mounted cellular mobile telecommunications module and on-vehicle Bluetooth module;
The mobile telecommunication service device of communication linkage is set up with described mobile phone cellular mobile telecommunications module;
When vehicle stops working, described vehicle-mounted processing module obtains the misfire signals of described firing system, described vehicle-mounted processing module controls according to described misfire signals the locator data that described vehicle positioning module obtains vehicle parking position, then by vehicle-mounted cellular mobile telecommunications module, described locator data is sent to described mobile telecommunication service device;
Described mobile phone cellular mobile telecommunications module obtains described locator data from described mobile telecommunication service device, and described locator data is sent to described handset processes module, and described locator data is stored in described mobile phone memory module by described handset processes module;
Described mobile phone locating module obtains the positional information of described smart mobile phone, and described positional information is sent to described handset processes module, described positional information performs an analysis with described locator data and compares by described handset processes module, judges the distance between described smart mobile phone and described vehicle;
When distance between smart mobile phone and vehicle location is less than default distance threshold, described handset processes module by described mobile phone cellular mobile telecommunications module by searching instruction information transmission to described vehicle-mounted cellular mobile telecommunications module, described vehicle-mounted processing module controls described on-vehicle Bluetooth module according to the described searching instruction information that described vehicle-mounted cellular mobile communication module provides and opens and search described Bluetooth of mobile phone module, and after described on-vehicle Bluetooth module searches described Bluetooth of mobile phone module, described vehicle-mounted processing module controls described door lock central control system opening door lock.
Preferably, when described vehicle and described mobile phone set up communication be connected time, described vehicle-mounted processing module obtains the SIM card card number information in described mobile phone cellular mobile telecommunications module, and control described vehicle-mounted cellular mobile telecommunications module and described SIM card card number information is sent to cellular mobile telecommunications service provider carries out authentication, when described cellular mobile telecommunications service provider verifies that described SIM card card number information is legal information, identification information is returned to described vehicle-mounted cellular mobile telecommunications module, described vehicle-mounted cellular mobile telecommunications module receives described identification information, and send it to described vehicle-mounted processing module, residing vehicle-mounted processing module controls described on-vehicle Bluetooth module according to described identification information and opens and search described Bluetooth of mobile phone module.
Preferably, after described on-vehicle Bluetooth module and described Bluetooth of mobile phone module set up communication link, described on-vehicle Bluetooth module sends key to described Bluetooth of mobile phone module and verifies, after being verified, described vehicle-mounted processing module controls described door lock central control system opening door lock.
Preferably, described vehicle-mounted processing module obtains the pass gate signal of described door lock central control system, if described on-vehicle Bluetooth module does not search described Bluetooth of mobile phone module within the time period of presetting, then described vehicle-mounted processing module controls described door lock central control system and closes door lock.
Preferably, when vehicle ignition, described vehicle-mounted processing module obtains the ignition signal of described firing system, described vehicle-mounted processing module controls described vehicle-mounted cellular mobile telecommunications module according to described ignition signal and transmits control signal to described mobile phone cellular mobile telecommunications module, after described mobile phone cellular mobile telecommunications module receives described control signal and outputted to described handset processes module, described handset processes module controls the standby dormancy of described mobile phone locating module according to described control signal.
Preferably, described smart mobile phone also comprises the mobile phone acceleration sensor for obtaining mobile phone vibration signal, described handset processes module obtains the mobile phone vibration signal that described mobile phone acceleration sensor senses, control described mobile phone locating module and open location, when described mobile phone acceleration sensor does not detect described mobile phone vibration signal in preset time period, described handset processes module controls the standby dormancy of described mobile phone locating module.
Preferably, described vehicle-mounted processing module obtains the misfire signals of described firing system, and controls the standby dormancy of described vehicle positioning module according to described misfire signals; Or described vehicle-mounted processing module obtains the ignition signal of described firing system, and control described vehicle positioning module according to described ignition signal and remove standby dormancy.
Preferably, described smart mobile phone also comprises touch-control module, and described touch-control module sends command signal for triggering described mobile phone cellular mobile telecommunications module to described vehicle-mounted cellular mobile telecommunications module; Described vehicle-mounted processing module receives the command signal that described vehicle-mounted cellular mobile telecommunications module exports, and controls the unlatching of described on-vehicle Bluetooth module and perform to search described Bluetooth of mobile phone module according to described command signal; After described on-vehicle Bluetooth module searches described Bluetooth of mobile phone module, described vehicle-mounted processing module controls described door lock central control system opening door lock;
Described touch-control module also sends command signal for triggering described mobile phone cellular mobile telecommunications module to described vehicle-mounted cellular mobile telecommunications module; Described vehicle-mounted processing module receives the command signal that described vehicle-mounted cellular mobile communication module exports, and controls described door lock central control system opening door lock according to described command signal.
Preferably, the described mobile unit also vehicle-mounted button be arranged on on car door is connected, described vehicle-mounted processing module obtains the pass gate signal of described door lock central control system, simultaneously, when described vehicle-mounted processing module gets the pressing signal of described vehicle-mounted button, described vehicle-mounted processing module controls described on-vehicle Bluetooth module and searches described Bluetooth of mobile phone module, and after described on-vehicle Bluetooth module searches described Bluetooth of mobile phone module, described vehicle-mounted processing module controls described door lock central control system and closes door lock;
When described door lock is in closed condition and car door is in closed condition, and described vehicle-mounted processing module is when getting the pressing signal of described vehicle-mounted button, described vehicle-mounted processing module controls described on-vehicle Bluetooth module and searches described Bluetooth of mobile phone module, after described on-vehicle Bluetooth module searches described Bluetooth of mobile phone module, described vehicle-mounted processing module controls described door lock central control system opening door lock.
Preferably, described mobile unit is also provided with vehicle-mounted memory module, car-mounted display module and vehicle-mounted operational module, described on-vehicle Bluetooth module is also for searching the described Bluetooth of mobile phone module within the scope of this on-vehicle Bluetooth module by signal, and searched described Bluetooth of mobile phone module information is presented in described car-mounted display module and selects for car owner, described operational module for obtain described Bluetooth of mobile phone module information selected by car owner and using described Bluetooth of mobile phone module as the described Bluetooth of mobile phone module stores by legal checking in described vehicle-mounted memory module; Described vehicle-mounted operational module is also for obtaining the instruction of being deleted by the described Bluetooth of mobile phone module information be stored in described vehicle-mounted memory module that car owner selects;
Described smart mobile phone also comprises mobile phone display module, and described mobile phone display module is for showing the position relation schematic diagram between described vehicle parking position and described smart mobile phone;
Described mobile phone display module also for car owner have at least two vehicles time, the information of vehicles shown according to described mobile phone display module select needed for vehicle also carry out corresponding control action.
The technique effect that the present invention is useful is:
The present invention uses in life at present the most frequently used, and the electronic equipment that to be people carry with sound is as the representative of user identity, the equipment cost of automotive keyless entering system can be saved as the car key of user with this electronic equipment, without the need to being equipped with car key in addition, also facilitating user with smart mobile phone as car key in addition and carrying and find.
Unlatching due to the close range wireless communication module in mobile unit of the present invention is realized by the parking spot contrasted as the position residing for the smart mobile phone of car Intelligent key and car, carry out controlling also can realizing car door unblank and the object of locking without the need to installing vehicle-mounted button on car door so draw out smart mobile phone without the need to user, easy to use, easy for installation, change the existing anti-theft system installed in car of upgrading with low cost, only need to change mobile unit.In addition owing to containing cellular mobile telecommunications module and locating module in mobile unit, even if when vehicle is stolen, still can position by the locating module in mobile unit, and locator data is sent to long-range server by cellular mobile telecommunications system, car owner can check the state of host vehicle by communication terminal, simultaneously, server can also send reference mark ignition system or oil piping system by cellular mobile telecommunications module to the processing module of mobile unit, the traveling of vehicle is controlled, thus it is stolen to avoid vehicle, have the advantages that security is high.
Be exactly the close range wireless communication module search of the cellular mobile telecommunications module unlatching mobile unit being received car Intelligent key by the cellular mobile telecommunications module of mobile unit in addition, carry out legitimate verification by the SIM card card number information of cellular mobile telecommunications module to smart mobile phone, further increase the security of system.
[Figure of description]
The structured flowchart of the automotive keyless entering system based on smart mobile phone that Fig. 1 provides for present pre-ferred embodiments;
The structured flowchart of the automotive keyless entering system based on smart mobile phone that Fig. 2 provides for another preferred embodiment of the present invention;
The structured flowchart of the automotive keyless entering system based on smart mobile phone that Fig. 3 provides for the another preferred embodiment of the present invention.
[embodiment]
The present invention relates to a kind of automotive keyless entering system, below in conjunction with Figure of description and specific embodiment, the invention will be further elaborated:
Embodiment 1
The structured flowchart of the automotive keyless entering system that present pre-ferred embodiments provides as shown in Figure 1.This system comprises two parts, one is smart mobile phone 100, one is mobile unit 200, mobile unit 200 pairs of smart mobile phones 100 identify and verify, described smart mobile phone 100 comprises handset processes module 110, mobile phone locating module 120, mobile phone cellular mobile telecommunications module 130 and Bluetooth of mobile phone module 140; Described mobile unit 200 comprises vehicle-mounted processing module 210, vehicle positioning module 220, vehicle-mounted cellular mobile telecommunications module 230 and on-vehicle Bluetooth module 240.
Embodiment is as described below:
First, when vehicle stops working, described vehicle-mounted processing module 210 obtains the misfire signals of described firing system 300, described vehicle-mounted processing module 210 controls according to described misfire signals the locator data that described vehicle positioning module 220 obtains vehicle parking position, then by vehicle-mounted cellular mobile telecommunications module 230, described locator data is sent to described mobile telecommunication service device 600;
Then, described mobile phone cellular mobile telecommunications module 130 obtains described locator data from described mobile telecommunication service device 600, and described locator data is sent to described handset processes module 110, described locator data is stored in described mobile phone memory module 190 by described handset processes module 110;
Described mobile phone locating module 120 obtains the positional information of described smart mobile phone, and described positional information is sent to described handset processes module 110, described positional information performs an analysis with described locator data and compares by described handset processes module 110, judges the distance between described smart mobile phone and described vehicle;
Finally, when distance between smart mobile phone and vehicle location is less than default distance threshold, described handset processes module 110 by described mobile phone cellular mobile telecommunications module 130 by searching instruction information transmission to described vehicle-mounted cellular mobile telecommunications module 230, described vehicle-mounted processing module 210 controls described on-vehicle Bluetooth module 240 according to the described searching instruction information that described vehicle-mounted cellular mobile communication module 230 provides and opens and search described Bluetooth of mobile phone module 140, and after described on-vehicle Bluetooth module 240 searches described Bluetooth of mobile phone module 140, described vehicle-mounted processing module 210 controls described door lock central control system 500 opening door lock.
In the present system, mobile phone cellular mobile telecommunications module 130 carries out transfer with the data of vehicle-mounted cellular mobile telecommunications module 230 by cellular mobile telecommunications network.Specifically, when described vehicle and described mobile phone set up communication be connected time, described vehicle-mounted processing module 210 obtains the SIM card card number information in described mobile phone cellular mobile telecommunications module 130, and control described vehicle-mounted cellular mobile telecommunications module 230 and described SIM card card number information is sent to cellular mobile telecommunications service provider carries out authentication, when described cellular mobile telecommunications service provider verifies that described SIM card card number information is legal information, identification information is returned to described vehicle-mounted cellular mobile telecommunications module 230, described vehicle-mounted cellular mobile telecommunications module 230 receives described identification information, and send it to described vehicle-mounted processing module 210, residing vehicle-mounted processing module 210 controls described on-vehicle Bluetooth module 240 according to described identification information and opens and search described Bluetooth of mobile phone module 140.
Further, vehicle-mounted cellular mobile telecommunications module 230 and the mobile phone cellular mobile telecommunications module 130 of native system bind communication, the concept of so-called binding communication refers to, vehicle-mounted cellular mobile telecommunications module 230 only accepts the instruction that mobile phone cellular mobile telecommunications module 130 sends, and mobile phone cellular mobile telecommunications module 130 also only accepts the instruction that vehicle-mounted cellular mobile telecommunications module 230 sends.
The mobile unit 200 of native system is connected with firing system 300, oil piping system 400 and door lock central control system 500, the igniting of the ignition signal of the vehicle-mounted processing module 210 acquisition point ignition system 300 of described mobile unit 200 reference mark ignition system 300 simultaneously, described vehicle-mounted processing module 210 goes back the oil circuit supply of oil circuit control system 400, described vehicle-mounted processing module 210 also obtains the enabling signal of closing the door of door lock central control system 500, the unblanking and block signal of door lock in addition, and the door lock simultaneously also controlling door lock central control system 500 opens and closes.
Go control igniting system and oil piping system 400 to constitute automobile no-key start up system by mobile unit 200, automotive keyless entering system of the present invention goes to control door lock central control system 500 by mobile unit 200.
Further, the specific works principle of automotive keyless entering system when following situation that provide of the present embodiment.
Automobile just in the process of moving time:
The position of vehicle positioning module 220 moment to vehicle in the mobile unit 200 of native system positions, vehicle-mounted cellular mobile telecommunications module 230 keeps being communicated with mobile phone cellular mobile telecommunications module 130 and mobile communication network, described on-vehicle Bluetooth module 240 keeps being connected by heartbeat signal with Bluetooth of mobile phone module 140, and now on-vehicle Bluetooth module 240 and Bluetooth of mobile phone module 140 send the frequency of heartbeat packet also lower (such as this frequency is 0.1-0.2Hz) mutually.If on-vehicle Bluetooth module 240 is interrupted with the heartbeat signal of Bluetooth of mobile phone module 140, then mobile unit 200 judges to think that smart mobile phone 100 is not in car, then send prompting.In vehicle traveling process, mobile phone locating module 120 is in closed condition, with save power.
Car owner's switch-off prepare close the door leave vehicle time:
The misfire signals of the vehicle-mounted processing module 210 acquisition point ignition system 300 of native system, this moment, vehicle-mounted processing module 210 obtains the locator data that vehicle positioning module 220 pairs of vehicles position, and this locator data is sent to mobile telecommunication service device 600 as the parking position information of vehicle by vehicle-mounted cellular mobile telecommunications module 230, described mobile phone cellular mobile telecommunications module 130 obtains parking position information and sends to handset processes module 110 to process from mobile telecommunication service device 600, this parking position information stores in a storage module by described handset processes module 110, after described vehicle-mounted processing module 210 acquisition point ignition system 300 misfire signals, start the enabling signal preparing to obtain door lock central control system 500, when vehicle-mounted processing module 210 detects that the unlocking signal of door lock central control system 500 gets again the pass gate signal of door lock central control system 500 simultaneously, then judge that car owner prepares closedown and leaves vehicle, then now, vehicle-mounted processing module 210 controls the frequency (such as frequency is 2Hz-10Hz) that on-vehicle Bluetooth module 240 improves searching handset bluetooth module 140, when on-vehicle Bluetooth module 240 cannot search more than Bluetooth of mobile phone module 140 1 preset times (such as three times), then judge to think that car owner carries the cog region that smart mobile phone 100 have left the on-vehicle Bluetooth module 240 of mobile unit 200, then vehicle-mounted processing module 210 controls door lock central control system 500 and closes door lock.After the misfire signals of vehicle-mounted processing module 210 acquisition point ignition system 300, vehicle-mounted processing module 210 is by vehicle-mounted cellular mobile telecommunications module 230 to mobile phone cellular mobile telecommunications module 130 sending controling instruction, and mobile phone locating module 120 opens positioning work according to above-mentioned steering order; In order to more economize on electricity, when vehicle-mounted processing module 210 obtains the car door opening signal of door lock central control system 500, by vehicle-mounted cellular mobile telecommunications module 230 to mobile phone cellular mobile telecommunications module 130 sending controling instruction, mobile phone locating module 120 opens positioning work according to above-mentioned steering order; In order to more economize on electricity, the car door obtaining door lock central control system 500 when vehicle-mounted processing module 210 first open after shutdown signal, by vehicle-mounted cellular mobile telecommunications module 230 to mobile phone cellular mobile telecommunications module 130 sending controling instruction, mobile phone locating module 120 opens positioning work according to above-mentioned steering order; In order to more economize on electricity, when the second bluetooth module cannot search more than first bluetooth module one preset times (such as three times), vehicle-mounted processing module 210 by vehicle-mounted cellular mobile telecommunications module 230 to mobile phone cellular mobile telecommunications module 130 sending controling instruction, after mobile phone cellular mobile telecommunications module 130 receives above-mentioned steering order, handset processes module 110 obtains above-mentioned steering order, and opens positioning work according to above-mentioned steering order control mobile phone locating module 120.Certainly, the prerequisite making mobile phone locating module 120 open positioning work is the misfire signals that vehicle-mounted processing module 210 gets firing system 300, unless car owner removes the positioning work of initiatively starting hand-set locating module 120 by touch-control module.
Embodiment 2
The structured flowchart of the automotive keyless entering system that another preferred embodiment of the present invention provides as shown in Figure 2.On the basis of embodiment 1, embodiment adds acceleration transducer 150.
Car owner carries after smart mobile phone 100 leaves the cog region of on-vehicle Bluetooth module 240 of mobile unit 200:
Leave the cog region of mobile unit 200 car owner after, mobile phone locating module 120 at every moment positions the position of smart mobile phone 100, in order to avoid locating the consumption to smart mobile phone 100 electric energy because of mobile phone locating module 120, described smart mobile phone 100 also comprises acceleration transducer 150, this acceleration transducer 150 is for obtaining the vibration signal of smart mobile phone 100, when acceleration transducer 150 has got the vibration signal of smart mobile phone 100, then handset processes module 110 controls mobile phone locating module 120 and opens positioning work, otherwise, when acceleration transducer 150 is within the regular hour, as in 10 minutes, the vibration signal of smart mobile phone 100 do not detected, then handset processes module 110 controls the standby dormancy of mobile phone locating module 120, now the power consumption of mobile phone locating module 120 is minimum.The benefit of design like this is, in car owner goes back home, is placed in bag motionless by smart mobile phone 100, or when sleep, smart mobile phone 100 is also be in stopping mobile status, now without the need to the positioning function of starting hand-set locating module 120, greatly reduces the power consumption of battery.
Further, present embodiment describes the specific implementation process of the present invention when following situation.
Car owner carries after smart mobile phone 100 leaves the cog region of mobile unit 200 and turns back to again in car:
When car owner carry smart mobile phone 100 start to move to the locality of parking of automobile time, acceleration transducer 150 in smart mobile phone 100 obtains the vibration signal of smart mobile phone 100 simultaneously, vibration signal is sent to handset processes module 110 by above-mentioned acceleration transducer 150, after handset processes module 110 gets the vibration signal of car Intelligent key 100, control mobile phone locating module 120 according to above-mentioned vibration signal and open positioning function, and the positional information of smart mobile phone 100 is sent to handset processes module 110 by mobile phone locating module 120 moment, vehicle parking positional information in storage in memory module and the positional information residing for smart mobile phone 100 compare by handset processes module 110, when the position residing for smart mobile phone 100 and the distance between vehicle parking position are less than 10m ~ 50m, handset processes module 110 controls mobile phone cellular mobile telecommunications module 130 and sends the instruction of opening vehicle-mounted bluetooth module 240 unlatching search Bluetooth of mobile phone module 140 and working to vehicle-mounted cellular mobile telecommunications module 230, when on-vehicle Bluetooth module 240 searches Bluetooth of mobile phone module 140, handset processes module 110 controls door lock central control system 500 opening door lock.Further, when Bluetooth of mobile phone module 140 is positioned at on-vehicle Bluetooth module 240 range of signal, Bluetooth of mobile phone module 140 communicates with on-vehicle Bluetooth module 240, Bluetooth of mobile phone module 140 sends key to on-vehicle Bluetooth module 240 and verifies, after on-vehicle Bluetooth module 240 verifies that key that Bluetooth of mobile phone module 140 sends is correct, vehicle-mounted processing module 210 controls door lock central control system 500 opening door lock.When car owner's opening car door into the car after, because on-vehicle Bluetooth module 240 has recognized Bluetooth of mobile phone module 140, and after Bluetooth of mobile phone module 140 is passed through to the key authentication that on-vehicle Bluetooth module 240 sends, vehicle-mounted processing module 210 reference mark ignition system 300, oil piping system 400 are opened, and wait for the firing command of car owner.The ignition signal of described vehicle-mounted processing module 210 acquisition point ignition system 300, then judge that vehicle starts, then vehicle-mounted processing module 210 sends the instruction controlling mobile phone locating module 120 closedown location to mobile phone cellular mobile telecommunications module 130 by vehicle-mounted cellular mobile telecommunications module 230, or vehicle-mounted processing module 210 sends the instruction controlling mobile phone locating module 120 closedown location to Bluetooth of mobile phone module 140 by the second close range wireless communication mould, when mobile phone locating module 120 closes location, be in standby dormant state, now power consumption can be considerably less.
Embodiment 3
The structured flowchart of the automotive keyless entering system that the another preferred embodiment of the present invention provides as shown in Figure 3.
On the basis of above-described embodiment, the smart mobile phone 100 of this automotive keyless entering system also comprises mobile phone key 160 and vehicle-mounted button 250.
Described mobile phone key 160 is for triggering mobile phone cellular mobile telecommunications module 130 to vehicle-mounted cellular mobile telecommunications module 230 sending controling instruction, vehicle-mounted processing module 210 controls on-vehicle Bluetooth module 240 according to above-mentioned steering order and opens and perform search Bluetooth of mobile phone module 140, after on-vehicle Bluetooth module 240 searches Bluetooth of mobile phone module 140, vehicle-mounted processing module 210 controls door lock central control system 500 opening door lock; Described vehicle-mounted button 250 is for triggering mobile phone cellular mobile telecommunications module 130 to vehicle-mounted cellular mobile telecommunications module 230 sending controling instruction, and vehicle-mounted processing module 210 controls door lock central control system 500 according to above-mentioned steering order and closes door lock.The described mobile unit 200 also vehicle-mounted button 250 be arranged on on car door is connected, after vehicle-mounted processing module 210 obtains the pass gate signal of door lock central control system 500 vehicle-mounted processing module 210 obtains the pressing signal of vehicle-mounted button 250 simultaneously, vehicle-mounted processing module 210 controls on-vehicle Bluetooth module 240 and searches Bluetooth of mobile phone module 140, after on-vehicle Bluetooth module 240 searches Bluetooth of mobile phone module 140, vehicle-mounted processing module 210 controls door lock central control system 500 and closes door lock; When described door lock is in closed condition and car door is in closed condition, after described vehicle-mounted processing module 210 obtains the pressing signal of vehicle-mounted button 250, vehicle-mounted processing module 210 controls on-vehicle Bluetooth module 240 and searches Bluetooth of mobile phone module 140, after on-vehicle Bluetooth module 240 searches Bluetooth of mobile phone module 140, vehicle-mounted processing module 210 controls door lock central control system 500 opening door lock.
Be appreciated that described Bluetooth of mobile phone module 140 or on-vehicle Bluetooth module 240 can adopt the bluetooth module based on bluetooth 2.0 communications protocol, bluetooth 3.0 communications protocol or bluetooth 4.0 communications protocol.
By elaboration and the explanation of embodiment detailed above; those of ordinary skill in the art can both understand thought of the present invention according to the above embodiments thus make some simply distortion and improvement; but no matter how to be out of shape and to improve; as long as the technical scheme of its distortion and improvement, in concept of the present invention, all should be subject to protection of the present invention.