CN104424779A - System and method for controlling vehicle by virtue of mobile terminal - Google Patents
System and method for controlling vehicle by virtue of mobile terminal Download PDFInfo
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- CN104424779A CN104424779A CN201310389335.2A CN201310389335A CN104424779A CN 104424779 A CN104424779 A CN 104424779A CN 201310389335 A CN201310389335 A CN 201310389335A CN 104424779 A CN104424779 A CN 104424779A
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Abstract
The embodiment of the invention provides a system and a method for controlling a vehicle by virtue of a mobile terminal. The system comprises the mobile terminal and a vehicle-mounted terminal, wherein identifier information and a random number analysis algorithm of the mobile terminal are preliminarily stored in the vehicle-mounted terminal, the mobile terminal is used for transmitting control information to the vehicle-mounted terminal after the vehicle-mounted terminal is linked with the mobile terminal, and the control information includes a control instruction, the identifier information of the mobile terminal and a random number; the vehicle-mounted terminal is used for receiving the control information and judging whether the identifier information in the control information is consistent with the identifier information which is preliminarily stored as well as analyzing the random number according to the random number analysis algorithm when the identifier information is in consistency and transmitting the control instruction to a CAN so as to control the vehicle when the random number is successfully analyzed. By adopting the system, the intelligence of the vehicle is improved, the control of the mobile terminal on the vehicle can be realized, and the user experience is enhanced.
Description
Technical field
The present invention relates to technical field of vehicle, particularly a kind of system, method being controlled vehicle by mobile terminal.
Background technology
Along with the fast development of vehicle and electronics techniques thereof, the intelligent requirements of user to vehicle is more and more higher.As key requisite in vehicle use procedure, user is also improving the expectation of its function.At present, traditional mechanical key and the function of electron key less, and carry convenient not, poor user experience.
Summary of the invention
Object of the present invention is intended at least solve one of above-mentioned technological deficiency.
First object of the present invention is to propose a kind of system being controlled vehicle by mobile terminal.
Second object of the present invention is to propose a kind of method being controlled vehicle by mobile terminal.
To achieve these goals, the controlling the system of vehicle by mobile terminal and comprise of first aspect present invention embodiment: mobile terminal and car-mounted terminal, the identification information of mobile terminal described in pre-stored and random number analytical algorithm in described car-mounted terminal.Wherein, described mobile terminal is used for after described car-mounted terminal and described mobile terminal connect, and sends control information to described car-mounted terminal, and wherein, described control information comprises steering order, the identification information of described mobile terminal and random number; Described car-mounted terminal is for receiving described control information, and judge that whether the described identification information in described control information is consistent with the described identification information of pre-stored, and described random number is resolved according to described random number analytical algorithm when judging consistent, and during successfully resolved, described steering order is sent in CAN to control vehicle.
According to the system being controlled vehicle by mobile terminal of the embodiment of the present invention, achieved the communication of mobile terminal and vehicle CAN network by NFC technique, at least there is following beneficial effect: (1) enhances the intelligent of vehicle; (2) user can use the mobile terminal carried with to control vehicle, such as unblanks, starts air-conditioning etc., improve Consumer's Experience; (3) user can realize the function of car key by mobile terminal, need not carry traditional mechanical key and electron key again, makes the use of car key more convenient.
To achieve these goals, second aspect present invention embodiment control the method for vehicle by mobile terminal, comprise the following steps: the identification information of pre-stored mobile terminal and random number analytical algorithm in car-mounted terminal; After described car-mounted terminal and described mobile terminal connect, described car-mounted terminal receives the control information that described mobile terminal sends, and wherein, described control information comprises steering order, the identification information of described mobile terminal and random number; Described car-mounted terminal judges that whether the described identification information in described control information is consistent with the described identification information of pre-stored; If consistent, then described car-mounted terminal is resolved described random number according to described random number analytical algorithm; And if according to described random number analytical algorithm to described random number successfully resolved, then described steering order is sent in CAN to control vehicle by described car-mounted terminal.
According to the method being controlled vehicle by mobile terminal of the embodiment of the present invention, achieved the communication of mobile terminal and vehicle CAN network by NFC technique, at least there is following beneficial effect: (1) enhances the intelligent of vehicle; (2) user can use the mobile terminal carried with to control vehicle, such as unblanks, starts air-conditioning etc., improve Consumer's Experience; (3) user can realize the function of car key by mobile terminal, need not carry traditional mechanical key and electron key again, makes the use of car key more convenient.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the structural representation of the system being controlled vehicle according to an embodiment of the invention by mobile terminal;
Fig. 2 (a) is the structural representation of car-mounted terminal according to an embodiment of the invention;
Fig. 2 (b) is the circuit theory diagrams of car-mounted terminal according to an embodiment of the invention;
Fig. 3 is the process flow diagram of the method being controlled vehicle according to an embodiment of the invention by mobile terminal;
Fig. 4 is the identification information of pre-stored mobile terminal in car-mounted terminal according to the embodiment of the present invention and the process flow diagram of random number analytical algorithm;
Fig. 5 receives according to the car-mounted terminal of the embodiment of the present invention and the identification information of memory mobile terminal transmission and the process flow diagram of random number analytical algorithm.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
With reference to description below and accompanying drawing, these and other aspects of embodiments of the invention will be known.Describe at these and in accompanying drawing, specifically disclose some particular implementation in embodiments of the invention, representing some modes of the principle implementing embodiments of the invention, but should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
At present, traditional mechanical key and the function of electron key less, and carry convenient not, the fast development of mobile terminal, the function being realized car key by mobile terminal is made to become possibility, in order to strengthen the intelligent of vehicle and bring better experience to user, the present invention proposes a kind of system being controlled vehicle by mobile terminal, method, this car-mounted terminal has NFC(Near Field Communication, close range wireless communication) communication function, the intercommunication mutually with mobile terminal can be realized, thus make mobile terminal realize the function of car key.Below with reference to the accompanying drawings the system, the method that are controlled vehicle by mobile terminal according to the embodiment of the present invention described.
Along with popularizing of mobile terminal product and enriching constantly of mobile terminal function, user almost can carry with mobile terminal every day.If car key function can be realized in the terminal and control other function of vehicle, better experience will be brought to user.This can be realized by NFC technique.NFC technique is a kind of non contact angle measurement and interconnection technique, can at mobile terminal, consumption electronic product, carry out wireless near field communication between computer and smart control instrument.NFC is a kind of simple touch solution, because its communication distance is short, so its reliability obtains abundant guarantee.At present, NFC technique is also accepted by increasing mobile terminal device manufacturer and uses.
Fig. 1 is the structural representation of the system being controlled vehicle according to an embodiment of the invention by mobile terminal.As shown in Figure 1, being comprised by the system of mobile terminal control vehicle according to the embodiment of the present invention: mobile terminal 10 and car-mounted terminal 20, wherein, mobile terminal 10 can be the hardware device that mobile phone, panel computer, personal digital assistant, e-book etc. have various operating system; The identification information of pre-stored mobile terminal 10 and random number analytical algorithm in car-mounted terminal 20, the structure of detailed car-mounted terminal 20 describes in detail in follow-up embodiment.
Particularly, mobile terminal 10, for after car-mounted terminal 20 and mobile terminal 10 connect, sends control information to car-mounted terminal 20, and wherein, control information comprises steering order, the identification information of mobile terminal 10 and random number.
In one embodiment of the invention, car-mounted terminal 20 and mobile terminal 10 are connected by wireless near field communication NFC.
Wherein, in one embodiment of the invention, in car-mounted terminal 20, the identification information of pre-stored comprises the International Mobile Equipment Identity code IMEI(International Mobile Equipment Identity of mobile terminal 10) and/or Bluetooth address.Particularly, IMEI is international mobile device identification code, is made up of " electronics string number " 15 bit digital, it and every platform mobile terminal one_to_one corresponding, and this yard is that the whole world is unique, in addition, Bluetooth address is by LAP (LowerAddress Portion, LAP Lower Address Part), UAP (Upper Address Portion, high address part), NAP (Non-significant Address Portion, insignificant address portion) three part compositions, wherein UAP and NAP is the unique identifier of production firm, different manufacturers must be distributed to by bluetooth authoritative department, and LAP is distributed by producer's internal freedom, for the producer of a certain mobile terminal, all NAP and UAP are fixing, that variable is LAP, LAP has 24, for distinguishing mobile terminal individuality, so the Bluetooth address of each mobile terminal is also unique.Should be appreciated that identification information can also comprise other with the information of unique identification mobile terminal 10, can also be the combination of the information of multiple unique identification mobile terminal 10.
In one embodiment of the invention, steering order embodies the mobile terminal statement that needs vehicle to finish the work or code segment.
In one embodiment of the invention, the effect of random number is the security increasing the system being controlled vehicle by mobile terminal.
Car-mounted terminal 20 is for receiving control information, and judge that whether the identification information in control information is consistent with the identification information of pre-stored, and random number is resolved according to random number analytical algorithm when judging consistent, and steering order is sent in CAN to control vehicle during successfully resolved.
Introduce the identification information of car-mounted terminal 20 pre-stored mobile terminal 10 and the detailed process of random number analytical algorithm below, carry out the process of binding by car-mounted terminal 20 and mobile terminal 10, or the verification process of car-mounted terminal 20 pairs of mobile terminals 10.
In one embodiment of the invention, first Intelligent key is placed in Intelligent key identified region and identifies, when identification intelligent key is legal, car-mounted terminal 20 and mobile terminal 10 connect, and the identification information of reception and memory mobile terminal 10 transmission and random number analytical algorithm, wherein, concrete detailed process refers to subsequent embodiment.
In one embodiment of the invention, car-mounted terminal 20 also for the authorization information that mobile terminal receive 10 sends, and is verified mobile terminal 10 according to authorization information.Particularly, after the identification information that car-mounted terminal 20 receives and memory mobile terminal 10 sends and random number analytical algorithm, the legal identity to whether mobile terminal 10 has had Intelligent key is also needed to carry out testing authentication, in proof procedure, car-mounted terminal 20 also for the authorization information that mobile terminal receive 10 sends, and is verified mobile terminal 10 according to authorization information.
Introduce the process that car-mounted terminal 20 preserves identification information and random number analytical algorithm below in detail.
In one embodiment of the invention, in car-mounted terminal 20 when the identification information of pre-stored mobile terminal 10 and random number analytical algorithm, mobile terminal 10 is also for being encrypted identification information, and the identification information after encryption is sent to car-mounted terminal 20, and the first feedback information that car-mounted terminal 20 sends according to identification information is confirmed, and after verification random number analytical algorithm is encrypted, and the random number analytical algorithm after encryption is sent to car-mounted terminal 20, and the second feedback information that car-mounted terminal 20 sends according to random number analytical algorithm is confirmed, car-mounted terminal 20 also for receiving and preserving the identification information encrypted, and sends the first feedback information to mobile terminal 10, and receives and preserve the random number analytical algorithm encrypted, and sends the second feedback information to mobile terminal 10.
Particularly, car-mounted terminal 20 receives and the identification information of memory mobile terminal 10 transmission and the process of random number analytical algorithm are: first, mobile terminal 10 pairs of identification informations are encrypted, and the identification information after encryption is sent to car-mounted terminal 20, the first feedback information is sent to mobile terminal 10 after car-mounted terminal 20 receives the identification information of encryption, mobile terminal 10 confirms after receiving the first feedback information, after confirmation, random number analytical algorithm is encrypted, in the process, mobile terminal 10 confirms the first feedback information, can the safety of guarantee information and reliable further, because other the mobile terminal of surrounding this first feedback information also may may be got in the process, and the random number analytical algorithm after encryption is sent to car-mounted terminal 20, car-mounted terminal 20 receive and preserve encryption random number analytical algorithm after send the second feedback information to mobile terminal 10, mobile terminal 10 confirms after receiving the second feedback information, in the process, mobile terminal 10 confirms the second feedback information, can the safety of guarantee information and reliable further, because other the mobile terminal of surrounding this second feedback information also may may be got in the process.
Fig. 2 (a) is the structural representation of car-mounted terminal according to an embodiment of the invention, Fig. 2 (b) is the circuit theory diagrams of car-mounted terminal according to an embodiment of the invention, describes the car-mounted terminal of the embodiment of the present invention below in conjunction with Fig. 2 (a) and Fig. 2 (b) in detail.
As shown in Figure 2, car-mounted terminal 20 comprises: signal transmitting and receiving module 100, NFC transceiver module 200, CAN transceiver module 300, message processing module 400, power transfer module 500.
Particularly, signal transmitting and receiving module 100 is for receiving or sending modulation signal.In one embodiment of the invention, modulation signal is specially 13.56MHz signal.
In one embodiment of the invention, signal transmitting and receiving module 100 comprises the first antenna 110 being arranged on vehicle car indoor; Be arranged on the second antenna 120 of vehicle car outdoor; Antenna matching unit 130 is connected with the second antenna 120 with the first antenna 110 respectively, as being connected by ANTAINPUT interface, for generation of signal field, to receive modulation signal by the first antenna 110 and/or the second antenna 120, or send modulation signal by the first antenna 110 and/or the second antenna 120, wherein, NFC transceiver module 200 is connected with antenna matching unit 130, as being connected by RFINPUT interface.Wherein, the effect of the first antenna 110 of vehicle car indoor realizes the information interaction between mobile terminal 10 and vehicle, namely realize controlling vehicle by mobile terminal 10, the effect of the second antenna 120 of vehicle car outdoor realizes the certification between vehicle and mobile terminal 10, to realize the control of mobile terminal 10 pairs of vehicles, such as open door lock, closed door lock etc.
NFC transceiver module 200 is connected with signal transmitting and receiving module 100, for the demodulation modulation signal when receiving mode, and is modulation signal when sending mode by transmission Data Modulation.Particularly, in one embodiment of the invention, the Main Function of NFC transceiver module 200 runs NFC communication agreement.The 13.56MHz modulation signal that Received signal strength transceiver module 100 sends when receiving mode, and be used for subsequent treatment by after its demodulation; Receive the data message that provides of message processing module 400 when sending mode, and be modulated into 13.56MHz modulation signal and send to signal transmitting and receiving module 100.
CAN transceiver module 300 is connected with the CAN of vehicle, for obtaining CAN data, or sends data to CAN.Particularly, the effect of CAN transceiver module 300 is by interconnected for the CAN of car-mounted terminal and vehicle, realizes the information interchange between car-mounted terminal and the CAN of vehicle.
Message processing module 400 is connected with CAN transceiver module 300 with NFC transceiver module 200 respectively, NFC transceiver module 200 is forwarded to modulate for after the CAN data processing that obtained by CAN transceiver module 300, or be sent to CAN by after the data processing after NFC transceiver module 200 demodulation by CAN transceiver module 300, wherein, the function that the function that message processing module 400 mainly realizes is the car-mounted terminal 20 described in above-described embodiment, namely the verification process of mobile terminal is realized, and the steering order of mobile terminal receive transmission and parsing steering order etc., can understand with reference to aforementioned corresponding embodiment.Particularly, the effect of message processing module 400 coordinates with CAN transceiver module 300, relevant CAN protocol is run in message processing module 400, the data receiver of vehicle CAN bus is got off and to send for NFC transceiver module 200, or the data after NFC transceiver module 200 demodulation are sent on vehicle CAN bus by CAN transceiver module 300.
Power transfer module 500 is for powering to signal transmitting and receiving module 100, NFC transceiver module 200, CAN transceiver module 300 and message processing module 400.Such as, the 12V DC voltage provided by Vehicular accumulator cell is converted to stable 5V, 3.3V voltage required for car-mounted terminal or other voltage, for the power supply of each chip in signal transmitting and receiving module 100, NFC transceiver module 200, CAN transceiver module 300 and message processing module 400.
In addition, in Fig. 2 (b), CANH is high level CAN, and CANL is low level CAN, and RXCAN is data receiver, and TXCAN is that data send; DATA director data, REXT is reset signal.
Thus, NFC transceiver module and CAN transceiver module are combined, achieves the mobile terminal of user and the communication of vehicle CAN network, strengthen the intelligent of vehicle, make user that the mobile terminal carried with can be used to control vehicle, improve Consumer's Experience.
Introduce car-mounted terminal 20 below in detail and receive the process that customer mobile terminal 10 photos and sending messages and car-mounted terminal 20 send information to customer mobile terminal 10.
In one embodiment of the invention, the process that car-mounted terminal 20 receives customer mobile terminal 10 photos and sending messages is: (1) receives information starts, user sends connection request by mobile terminal 10, the NFC transceiver module 200 of car-mounted terminal 20 is waken up and sends connection response information, and is connected by accessing to your password of providing of vehicle manufacturer; (2) required transmission information is sent according to NFC communication agreement after mobile terminal 10 receives connection response information; (3) the NFC transceiver module 200 of car-mounted terminal 20 receives by 13.56MHz modulation signal the information that mobile terminal 10 sends; (4) the NFC transceiver module 200 of car-mounted terminal 20 sends after receiving the information of mobile terminal 10 transmission and connects ending message, and is sent in the CAN network of vehicle by CAN transceiver module 300 by received information; (5), after mobile terminal 10 receives the connection ending message of car-mounted terminal 20 transmission, disconnect.
In one embodiment of the invention, the process that car-mounted terminal 20 send information to mobile terminal 10 is: (1) information sends and starts, the NFC transceiver module 200 of car-mounted terminal 20 sends connection request, mobile terminal 10 is waken up and sends connection response information, and is connected by accessing to your password of providing of vehicle manufacturer; (2) required transmission information is sent according to NFC communication agreement after the NFC transceiver module 200 of car-mounted terminal 20 receives connection response information; (3) mobile terminal 10 receives the information that car-mounted terminal 20 sends.The information that the NFC transceiver module 200 that mobile terminal 10 receives car-mounted terminal 20 by 13.56MHz modulation signal sends, and this information storage is waited for that related application calls in mobile terminal 10, transmission and reception simultaneously complete information; (4) the NFC transceiver module 200 of car-mounted terminal 20 receive mobile terminal 10 send finish receiving information, disconnect.
The system being controlled vehicle by mobile terminal of the embodiment of the present invention, is achieved the communication of mobile terminal and vehicle CAN network, at least has following beneficial effect: (1) enhances the intelligent of vehicle by NFC technique; (2) user can use the mobile terminal carried with to control vehicle, such as unblanks, starts air-conditioning etc., improve Consumer's Experience; (3) user can realize the function of car key by mobile terminal, need not carry traditional mechanical key and electron key again, makes the use of car key more convenient.
In order to realize above-described embodiment, the present invention also proposes a kind of method being controlled vehicle by mobile terminal.
Fig. 3 is the process flow diagram of the method being controlled vehicle according to an embodiment of the invention by mobile terminal.As shown in Figure 3, being comprised the following steps by the method for mobile terminal control vehicle according to the embodiment of the present invention.
Step S101, the identification information of pre-stored mobile terminal and random number analytical algorithm in car-mounted terminal.
In one embodiment of the invention, mobile terminal can be the hardware device that mobile phone, panel computer, personal digital assistant, e-book etc. have various operating system; Car-mounted terminal is the car-mounted terminal described in above-mentioned any one embodiment, the identification information of pre-stored mobile terminal and random number analytical algorithm in this car-mounted terminal.
Wherein, in one embodiment of the invention, in car-mounted terminal, the identification information of pre-stored comprises International Mobile Equipment Identity code IMEI and/or the Bluetooth address of mobile terminal.Particularly, IMEI is international mobile device identification code, is made up of " electronics string number " 15 bit digital, it and every platform mobile terminal one_to_one corresponding, and this yard is that the whole world is unique; In addition, Bluetooth address is made up of LAP, UAP, NAP tri-parts, wherein UAP and NAP is the unique identifier of production firm, must distribute to different manufacturers, and LAP is distributed by bluetooth authoritative department by producer's internal freedom, for the producer of a certain mobile terminal, all NAP and UAP are fixing, and variable is that LAP, LAP have 24, for distinguishing mobile terminal individuality, so the Bluetooth address of each mobile terminal is also unique.Should be appreciated that identification information can also comprise other with the information of unique identification mobile terminal, can also be the combination of the information of multiple unique identification mobile terminal.
Step S102, after car-mounted terminal and mobile terminal connect, the control information that car-mounted terminal mobile terminal receive sends, wherein, control information comprises steering order, the identification information of mobile terminal and random number.
Particularly, in one embodiment of the invention, car-mounted terminal and mobile terminal are connected by wireless near field communication NFC, after connection establishment, control information is modulated into 13.56MHz modulation signal according to NFC communication agreement and sends by mobile terminal, afterwards car-mounted terminal mobile terminal receive send 13.56MHz modulation signal and by its demodulation.
In one embodiment of the invention, steering order embodies the mobile terminal statement that needs vehicle to finish the work or code segment.
In one embodiment of the invention, the effect of random number is the security increasing the system being controlled vehicle by mobile terminal.
Step S103, car-mounted terminal judges that whether the identification information in control information is consistent with the identification information of pre-stored.
Particularly, after the control information that car-mounted terminal mobile terminal receive sends, feedback information will be finished receiving according to NFC communication agreement to be modulated into 13.56MHz modulation signal and to send, after mobile terminal receives this 13.56MHz modulation signal, disconnect the connection with car-mounted terminal.Then the identification information prestored in identification information wherein and car-mounted terminal compares by car-mounted terminal, to judge whether both are consistent.
Step S104, if unanimously, then car-mounted terminal is resolved random number according to random number analytical algorithm.
Particularly, if the identification information that car-mounted terminal receives is consistent with the identification information prestored, then car-mounted terminal is resolved the random number received according to the random number analytical algorithm of pre-stored.
Step S105, if according to random number analytical algorithm to random number successfully resolved, then steering order is sent in CAN to control vehicle by car-mounted terminal.
Particularly, the steering order received before to after random number successfully resolved, is sent on vehicle CAN bus according to the random number analytical algorithm of pre-stored by car-mounted terminal, to realize the control of mobile terminal to vehicle.
Fig. 4 is the identification information of pre-stored mobile terminal in car-mounted terminal according to the embodiment of the present invention and the process flow diagram of random number analytical algorithm.In one embodiment of the invention, as shown in Figure 4, step S101 specifically comprises:
S1011, is placed on the Intelligent key of vehicle in Intelligent key identified region and identifies.
Wherein, Intelligent key refers to the legal key that vehicle was equipped with originally, needs to use this Intelligent key to carry out the checking of legal identity.
S1012, if identification intelligent key is legal, then car-mounted terminal and mobile terminal connect.
In one embodiment of the invention, car-mounted terminal and mobile terminal are connected by wireless near field communication NFC.
S1013, car-mounted terminal receives and the identification information of memory mobile terminal transmission and random number analytical algorithm.
Particularly, after car-mounted terminal and mobile terminal successfully connect, car-mounted terminal receives and the identification information of memory mobile terminal transmission and random number analytical algorithm.
In one embodiment of the invention, car-mounted terminal receive and memory mobile terminal send identification information and random number analytical algorithm after, the legal identity whether mobile terminal to Intelligent key is also needed to carry out testing authentication, in proof procedure, the authorization information that car-mounted terminal also wants mobile terminal receive to send, and according to authorization information, mobile terminal is verified.
Fig. 5 receives according to the car-mounted terminal of the embodiment of the present invention and the identification information of memory mobile terminal transmission and the process flow diagram of random number analytical algorithm.In one embodiment of the invention, as shown in Figure 5, step S1013 specifically comprises:
S10131, mobile terminal is encrypted identification information, and the identification information after encryption is sent to car-mounted terminal.
S10132, car-mounted terminal receives and preserves the identification information of encryption, and sends the first feedback information to mobile terminal.
S10133, mobile terminal confirms the first feedback information, and is encrypted random number analytical algorithm, and the random number analytical algorithm after encryption is sent to car-mounted terminal.
S10134, car-mounted terminal receives and preserves the random number analytical algorithm of encryption, and sends the second feedback information to mobile terminal.
S10135, mobile terminal confirms the second feedback information.
In order to better illustrate that information between car-mounted terminal and the mobile terminal of user sends and receiving course, introducing car-mounted terminal below in detail and receiving the process that customer mobile terminal institute's photos and sending messages and car-mounted terminal send information to customer mobile terminal.
In one embodiment of the invention, the process that car-mounted terminal receives customer mobile terminal institute photos and sending messages is: (1) receives information starts, customer mobile terminal sends connection request, the NFC transceiver module of car-mounted terminal is waken up and sends connection response information, and is connected by accessing to your password of providing of vehicle manufacturer; (2) required transmission information is sent according to NFC communication agreement after customer mobile terminal receives connection response information; (3) the NFC transceiver module of car-mounted terminal receives by 13.56MHz modulation signal the information that customer mobile terminal sends; (4) the NFC transceiver module of car-mounted terminal sends after receiving the information of customer mobile terminal transmission and connects ending message, and is sent in the CAN network of vehicle by CAN circuit by received information; (5), after customer mobile terminal receives the connection ending message of car-mounted terminal transmission, disconnect.
In one embodiment of the invention, the process that car-mounted terminal send information to customer mobile terminal is: (1) information sends and starts, the NFC transceiver module of car-mounted terminal sends connection request, customer mobile terminal is waken up and sends connection response information, and is connected by accessing to your password of providing of vehicle manufacturer; (2) required transmission information is sent according to NFC communication agreement after the NFC transceiver module of car-mounted terminal receives connection response information; (3) customer mobile terminal receives the information that car-mounted terminal sends.The information that the NFC transceiver module that customer mobile terminal receives car-mounted terminal by 13.56MHz modulation signal sends, and this information storage is waited for that in mobile terminal related application calls, transmission and reception simultaneously complete information; (4) the NFC transceiver module of car-mounted terminal receive mobile terminal send finish receiving information, disconnect.
The method being controlled vehicle by mobile terminal of the embodiment of the present invention, is achieved the communication of mobile terminal and vehicle CAN network, at least has following beneficial effect: (1) enhances the intelligent of vehicle by NFC technique; (2) user can use the mobile terminal carried with to control vehicle, such as unblanks, starts air-conditioning etc., improve Consumer's Experience; (3) user can realize the function of car key by mobile terminal, need not carry traditional mechanical key and electron key again, makes the use of car key more convenient.
Describe and can be understood in process flow diagram or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this instructions, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random-access memory (ram), ROM (read-only memory) (ROM), erasablely edit ROM (read-only memory) (EPROM or flash memory), fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanning to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer memory.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be ROM (read-only memory), disk or CD etc.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (14)
1. control the system of vehicle by mobile terminal, it is characterized in that, comprising: mobile terminal and car-mounted terminal, the identification information of mobile terminal described in pre-stored and random number analytical algorithm in described car-mounted terminal, wherein,
Described mobile terminal, for after described car-mounted terminal and described mobile terminal connect, sends control information to described car-mounted terminal, and wherein, described control information comprises steering order, the identification information of described mobile terminal and random number;
Described car-mounted terminal, for receiving described control information, and judge that whether the described identification information in described control information is consistent with the described identification information of pre-stored, and described random number is resolved according to described random number analytical algorithm when judging consistent, and during successfully resolved, described steering order is sent in CAN to control vehicle.
2. the system as claimed in claim 1, is characterized in that, the described identification information of pre-stored comprises International Mobile Equipment Identity code IMEI and/or the Bluetooth address of described mobile terminal.
3. the system as claimed in claim 1, it is characterized in that, also comprise: Intelligent key, wherein, described Intelligent key is placed in Intelligent key identified region and identifies, described car-mounted terminal also for connecting with described mobile terminal when identifying that described Intelligent key is legal, and receives and stores the described identification information of described mobile terminal transmission and described random number analytical algorithm.
4. system as claimed in claim 3, is characterized in that, described car-mounted terminal also for receiving the authorization information that described mobile terminal sends, and is verified described mobile terminal according to described authorization information.
5. system as claimed in claim 4, is characterized in that,
Described mobile terminal is also for being encrypted described identification information, and the described identification information after encryption is sent to described car-mounted terminal, and the first feedback information that described car-mounted terminal sends according to described identification information is confirmed, and after verification described random number analytical algorithm is encrypted, and the described random number analytical algorithm after encryption is sent to described car-mounted terminal, and the second feedback information that described car-mounted terminal sends according to described random number analytical algorithm is confirmed;
Described car-mounted terminal is also for receiving and preserving the described identification information encrypted, and send described first feedback information to described mobile terminal, and receive and preserve the described random number analytical algorithm encrypted, and send described second feedback information, with the identification information of mobile terminal described in pre-stored and described random number analytical algorithm to described mobile terminal.
6. the system as described in any one of claim 1-5, is characterized in that, described car-mounted terminal and described mobile terminal are connected by wireless near field communication NFC.
7. system as claimed in claim 6, it is characterized in that, described car-mounted terminal comprises:
Signal transmitting and receiving module, for receiving or sending modulation signal, wherein, described modulation signal is 13.56MHz signal;
CAN transceiver module, is connected with the CAN of vehicle, for obtaining CAN data, or sends data to described CAN;
NFC transceiver module, is connected with described signal transmitting and receiving module, for connecting with described mobile terminal, and the modulation signal described in demodulation when receiving mode, and be described modulation signal when sending mode by transmission Data Modulation;
Message processing module, be connected with described CAN transceiver module with described NFC transceiver module respectively, for modulating being forwarded to described NFC transceiver module after the described CAN data processing of described CAN transceiver module acquisition, or be sent to described CAN by after the data processing after the demodulation of described NFC transceiver module by described CAN transceiver module; And
Power transfer module, for powering to described signal transmitting and receiving module, described NFC transceiver module, described CAN transceiver module and described message processing module.
8. system as claimed in claim 7, it is characterized in that, described signal transmitting and receiving module comprises:
Be arranged on the first antenna of vehicle car indoor;
Be arranged on the second antenna of vehicle car outdoor;
Antenna matching unit, be connected with described second antenna with described first antenna respectively, for generation of signal field, to receive described modulation signal by described first antenna and/or described second antenna, or send described modulation signal by described first antenna and/or described second antenna, wherein, described NFC transceiver module is connected with described antenna matching unit.
9. controlled a method for vehicle by mobile terminal, it is characterized in that, comprise the following steps:
The identification information of pre-stored mobile terminal and random number analytical algorithm in car-mounted terminal;
After described car-mounted terminal and described mobile terminal connect, described car-mounted terminal receives the control information that described mobile terminal sends, and wherein, described control information comprises steering order, the identification information of described mobile terminal and random number;
Described car-mounted terminal judges that whether the described identification information in described control information is consistent with the described identification information of pre-stored;
If consistent, then described car-mounted terminal is resolved described random number according to described random number analytical algorithm; And
If according to described random number analytical algorithm to described random number successfully resolved, then described steering order is sent in CAN to control vehicle by described car-mounted terminal.
10. method as claimed in claim 9, it is characterized in that, the described identification information of pre-stored comprises International Mobile Equipment Identity code IMEI and/or the Bluetooth address of described mobile terminal.
11. methods as claimed in claim 9, is characterized in that, identification information and the random number analytical algorithm of described pre-stored mobile terminal in car-mounted terminal specifically comprise:
The Intelligent key of described vehicle is placed in Intelligent key identified region and identifies;
If identify that described Intelligent key is legal, then described car-mounted terminal and described mobile terminal connect; And
Described car-mounted terminal receives and stores the described identification information of described mobile terminal transmission and described random number analytical algorithm.
12. methods as claimed in claim 11, is characterized in that, described car-mounted terminal receive and store described mobile terminal send described identification information and described random number analytical algorithm after also comprise:
Described car-mounted terminal receives the authorization information that described mobile terminal sends, and verifies described mobile terminal according to described authorization information.
13. methods as claimed in claim 12, is characterized in that, described car-mounted terminal receive and store described mobile terminal send described identification information and described random number analytical algorithm specifically comprise:
Described mobile terminal is encrypted described identification information, and the described identification information after encryption is sent to described car-mounted terminal;
Described car-mounted terminal receives and preserves the described identification information of encryption, and sends the first feedback information to described mobile terminal;
Described mobile terminal confirms described first feedback information, and is encrypted described random number analytical algorithm, and the described random number analytical algorithm after encryption is sent to described car-mounted terminal;
Described car-mounted terminal receives and preserves the described random number analytical algorithm of encryption, and sends the second feedback information to described mobile terminal; And
Described mobile terminal confirms described second feedback information.
14. methods as described in any one of claim 9-13, it is characterized in that, described car-mounted terminal and described mobile terminal are connected by wireless near field communication NFC.
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