CN105721482A - Mobile terminal handheld vehicle management method based on Internet of Vehicles - Google Patents
Mobile terminal handheld vehicle management method based on Internet of Vehicles Download PDFInfo
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- CN105721482A CN105721482A CN201610120461.1A CN201610120461A CN105721482A CN 105721482 A CN105721482 A CN 105721482A CN 201610120461 A CN201610120461 A CN 201610120461A CN 105721482 A CN105721482 A CN 105721482A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
- H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
Abstract
The invention discloses a mobile terminal handheld vehicle management method based on Internet of Vehicles. The invention relates to the automotive field, the Internet of Things field and the wireless data transmission communication field, and redevelopment is performed through a handheld device based on an Internet of Vehicles technology, so that car owners can master the states of their own cars anytime and anywhere, which greatly facilitates the car owners to use an Internet of Vehicles service management system. The technical scheme of the invention is as follows: the mobile terminal handheld vehicle management method based on the Internet of Vehicles comprises the following steps: connecting the mobile terminal and a background server through the Internet; connecting to an electronic control unit by using a vehicle terminal through a CAN (Controller Area Network) bus, and acquiring vehicle data by the electronic control unit, processing acquired data by a data acquisition module of the vehicle terminal, including filtering and format conversion; and packaging data by a vehicle terminal sending module according to a self-defined protocol, and sending the data by using a network module. The mobile terminal handheld vehicle management method based on the Internet of Vehicles provided by the invention is mainly applied to automobile management service occasions.
Description
Technical field
The present invention relates to automotive field, Internet of Things field, the wireless data transmission communications field, server field, electronic map field, Andriod application and development field, especially relate to car online vehicles management domain.
Background technology
In Chinese most cities now, air pollution 80% derives from vehicle exhaust, and in order to improve these traffic jams, vehicle accident, problem of environmental pollution, car this much-talked-about topic of networking is arisen at the historic moment.Fast-developing in the world along with car networking, market research agency ABIResearch estimates, and can network the permeability of automobile in the whole world, by by 2012 11.4%, increase by 60.1% to 2017.When the time comes, the U.S. may surmount eighty per cant with the networking automobile permeability in Europe.And emerging market such as Latin America, Eastern Europe, load the ratio of automobile-used information amusement equipment in new car also by powerful growth.So car networking has become as a kind of inundant trend and sweeps across each area, the whole world.
" car networking " is referred to and is collected by vehicle, processes and shared bulk information, Che Yuche, pedestrian on Che Yulu and bicycle, and car and urban network can connect mutually, thus the driving that realization is more intelligent, safer.Realize the future city of car networking technology by take leave of block up, vehicle accident etc. series of problems, realize automatic Pilot, so that driver can enjoy the social wireless network in road to the full, should say that car networking is the network developing on Internet basic and coming, fall within a part for Internet of Things.
Currently for vehicle, the just customized content getting well car-mounted terminal when dispatching from the factory, which results in the service of traditional car-mounted terminal and all close very much, it is impossible to meet user better to vehicle personalization and deeper demand.Our designed car network management service platform breaks traditions the restriction that car-mounted terminal brings, information of vehicles is made to be free to launch mutual with host computer, and in order to make the car network management service platform that we design more perfect, our exploitation has begun to extend to mobile terminal equipment such as mobile phones.
Instantly Internet industry develops rapidly, every network service all starts to make the transition to mobile terminal from desktop end, many mobile phone A PP bring substantial amounts of facility to the productive life of people, originally can only carry out various internet behavior on computers, along with mobile Internet development we can replace with mobile phone, the exploitation of mobile phone mobile terminal is increasingly embodied its advantage.We can shopping online, it is possible to turn money remittance, it is possible to these functions of seeing a film on the net etc., originally we were required for a computer, but now only needed a smart mobile phone that can surf the Net and just can well complete.
Along with the high speed development of electronics and communication technology, there is powerful display, the smart mobile phone of communication and information processing ability has served irreplaceable effect in the life of people.And for mobile phone, it is based especially on the smart mobile phone of Android operation system, along with the continuous progress of Andriod system so that Android phone occupies the market share that the whole world is maximum.According to incompletely statistics, current mobile phone quantity is considerably more than the quantity of tradition PC, it addition, along with the arrival in 4G epoch, utilize surfing Internet with cell phone to become more rapid, convenient.
Summary of the invention
For overcoming the deficiencies in the prior art, it is an object of the invention to carry out the redevelopment based on car networking technology by handheld device, extend and improve the function of present stage car the Internet services management platform, make car and people, realize between Che Yuche, Che Yulu being more perfectly combined, make car owner can grasp oneself anywhere or anytime and like the state of car, and allow car owner feel safer, relieved when using automobile, there is better driving experience.Secondly, not only achieve the car network savvy with mobile terminal feature in the present invention, also achieve the management function of traditional vehicle the Internet services management system, conventional truck is managed after function is incorporated into handheld terminal, greatly facilitate car owner and car the Internet services is managed the use of system.The technical solution used in the present invention is, the hand-held vehicles management method in mobile terminal based on car networking, mobile terminal and background server are coupled together by the Internet, asynchronous http framework is specifically used to realize the data sharing of mobile terminal and server end, and access and the operation of platform database are all first pass through to send instructions to reach server by mobile terminal, after server verification effectively, conducted interviews and operation by transit server to data base again, the essential information having access to stores the local sqlite light-weight database on mobile terminal, conveniently again accesses；
Utilizing car-mounted terminal to connect electronic control unit by CAN, carry out vehicle data collection from electronic control unit, the data collected are processed by the data acquisition module of car-mounted terminal, including filtering and form conversion；The agreement that data define according to oneself is packed by car-mounted terminal sending module primary responsibility, then utilizes mixed-media network modules mixed-media to be transmitted；The agreement of oneself definition is that data add packet header, then different pieces of information rearranges packet in certain sequence, is finally transmitted by mixed-media network modules mixed-media, utilizes ICP/IP protocol, write Socket.
The reception of servers' data and storage method: gather and the transmission primary responsibility of data receive terminal and send the data of coming, carry out parsing and the storage of packet, first it is utilize Socket to realize the reception of data at server end, subsequently data are carried out analysis judgment and be sent to handheld device, run at server end and have TCP/IP oracle listener, when receive be sent to listening port time, service end can by data receiver, data are resolved by agreement good according to a preconcerted arrangement after receiving data, read data packet head, it is verified information, if it is wrong in the data verification information obtained, then will not pass through to verify, at once by loss of data；Otherwise, continue to resolve data below, be then sent to handheld device；The all tables of data relevant to automobile are pre-build in the handheld device with Sqlite data base, static information directly enters, multidate information then has car-mounted terminal to be transmitted dynamically and storage, whole method flow is: receive and store the initialization of oracle listener, server receives request, carry out data parsing and judgement, abandon or send data to handheld device.
Handling process when vehicle breaks down: belong to progressive solution, when vehicle breaks down, server receives the dynamic vehicle information of car-mounted terminal, the possible breakdown reason of vehicle is gone out further according to the historical data analysis of vehicle, and failure code is sent to car owner, car owner obtains solving the solution of current failure by mobile terminal fault diagnosis module in the sqlite light-weight database case of mobile terminal；If there is no coupling case, this fault diagnosis module can automatically switch to Server remote expert diagnosis, achieves a solution scheme from server end, and after fault achievement is got rid of, this solution can be automatically stored to sqlite light-weight database, in order to next time uses；If remote fault diagnosis function could not well help car owner to solve problem, car owner only need to press next key rescue key, and the rescue department that handheld device will contact automatically from accident spot is nearest implements rescue；
Function in handheld device should for realizing by designing app, and the function of this application is extendible, adopts the mode that module is distinguished to develop on functional realiey, it is divided into maintenance management module, social sharing module, vehicle management module, between each module is loose coupling relation.
Service reservation flow process, as long as third company uses this car networked system, is provided with the subscription services of the said firm, is operated by flow process in the application that handheld device is installed, car owner just can complete the booking work of all kinds of service item.
Mobile terminal arranges path planning algorithm module, the path planning algorithm that path planning algorithm module uses is based on the improvement dijkstra's algorithm of AHP analytic hierarchy process (AHP), by operation on a handheld device, user can automatically set oneself Road Factor of interest, thus generate the paths planning method with user preference based on AHP analytic hierarchy process (AHP), this algorithm converts the key element on map to adjacency matrix in running, input starting point and terminal as user after, algorithm will run generation best route automatically, when best route is absent from, also destination can be pointed out unreachable to user.
Mobile terminal arranges Intelligent car-searching module, car-mounted terminal sends the geographical position of vehicle automatically by network to host computer server, server and then the geographical position of vehicle is pushed to mobile terminal, mobile terminal establishes one's own light-weight database by sqlite, the data received from server are stored in local data base, stop even if vehicle is flame-out in large parking lot, from data base, obtain the last geographical coordinate of vehicle by Intelligent car-searching module and show on map, user can pass through to navigate to the position of display on map and find the vehicle of oneself.
The feature of the present invention and providing the benefit that:
Handheld device is incorporated into car networking arenas by the mobile terminal vehicle management software based on car networking, greatly facilitates car owner's management to oneself vehicle so that car owner can realize car anywhere or anytime and network the convenience brought to vehicle management.Avoid conventional truck management platform and must manage the drawback of vehicle and the disadvantage of function singleness before computer.Safety, General Promotion vehicle anti-theft function that vehicle travels are greatly reinforced it.And the car networked system residing for the present invention breaches the restriction of vehicle brand, can networking vehicle mounted terminal, server, mobile phone, computer perfectly combine, more powerful by the function that the invention enables car networked system.
Mobile terminal vehicle management software based on car networking has the following advantages:
(1) present invention has the feature of plug and play, when car owner obtains the authority using car network management service platform, have only to the installation present invention in the handheld device of oneself, log in oneself account and password, just can enjoy all basic functions that the present invention brings, when some special customized functions of needs, it is only necessary to send, to server, the function that the request of subscription can be added oneself and need, create the exclusive vehicle management software with car owner oneself personality feature.
(2) the historical track playback of the present invention and real-time vehicle condition query function make car owner that the driving behavior of oneself had to be better understood by; when we want the historical information looking back oneself vehicle; the historical track playback function of hommization can help car owner to look back the historical track of special time period or specific region, and historical track is gone back the vehicle-related informations such as speed when itemized record vehicle is put in those years, engine temperature.And real-time vehicle condition is inquired about in conjunction with fault diagnosis functions so that vehicle-state can be held by car owner in real time.
(3) present invention devises mass data analytic function based on big data and data mining, the result obtained is returned to the present invention based on big data and data mining by server, car owner can in time grasp oneself driven vehicle Problems existing by the result of data analysis, maintain oneself vehicle in advance avoids fault to occur, can obtain dangerous prompting in Frequent Accidents area etc..
(4) fault diagnosis functions involved in the present invention integrate Remote diagnosis and local fault diagnosis, the present invention can carry fault case storehouse in installation process, the very first time provides fault resolution when an error occurs, car owner is helped to fix a breakdown in time, it is to avoid to wait as long for the trying situation of rescue.
(5) path planning algorithm designed by the present invention, make car owner go out to obtain more rational traffic path, reduce Financial cost, avoid congested link, save the plenty of time, promote car owner drive experience.
(6) present invention can liberate the car key of traditional form, only after server empowerment management, just need to can control function, such as close door, startup automobile, closing windows, switch air-conditioning etc. by achievement unit separating vehicles by mobile phone.The present invention is sent control instruction by server to car-mounted terminal, is being controlled the modules such as automobile ECU by car-mounted terminal, and the transmission of each instruction all can be verified at server end, check so that the present invention is more safe and reliable, and car owner can relieved use.
(7) fence of the present invention and antitheft warning function are greatly improved the safety of vehicle, probability stolen for automobile are preferably minimized, even if the automobile of car owner is stolen, vehicle location and Intelligent car-searching function also can help car owner to recover the love car of oneself.The use of vehicle location and Intelligent car-searching function be not limited only to vehicle stolen time, when can not find the position of oneself storing cycle large parking lot car owner, this function also reflects the value of oneself.
(8) present invention and third party software and third party department combine, provide the function of a large amount of hommization, especially vehicle maintenance reservation, vehicle maintenance reservation etc., it is to avoid directly go 4 S auto shop to experience the situation of very long queuing, save car owner's substantial amounts of time.
(9) present invention is based on the exploitation of Android handheld device, devise the operation interface of Simple and Chic, have only to tap the function that just can use the present invention, operate easier than in computer end, applicable colony is more wide in range, some are bad at for the car owner of use computer, use mobile phone to manage a kind of beyond doubt better selection of love car of oneself.
(10) present invention is in conjunction with speech identifying function, the both hands of car owner are liberated, car owner is made to have better experience, improve car owner in the safety using car networking management system on the run, but realize this function and be not required to handheld device and carry out any transformation, only need to programming and can realize, this makes what the function of handheld device was maximized to use.
Accompanying drawing illustrates:
The overall structure figure of the car networked platforms residing for Fig. 1 present invention and structure chart involved in the present invention.
A information of vehicles service and management platform architecture figure that () is networked based on car.
B part that () present invention is involved in this platform.
Fig. 2 user login validation flow chart.
The handling process that Fig. 3 vehicle breaks down.
Fig. 4 car owner obtains the usufructuary flow process of the present invention.
Fig. 5 moves the flow chart that equipment accesses with server interaction.
Fig. 6 function module design of the present invention and part interface design.
The functional module structure figure of (a) present invention.
Part interface designed by (b) present invention.
The reservation flow process of the service such as Fig. 7 maintenance of the present invention.
Fig. 8 speech recognition flow chart.
Fig. 9 data communication architecture figure.
Figure 10 path planning algorithm flow chart.
Figure 11 Intelligent car-searching block flow diagram.
Detailed description of the invention
It is an object of the invention to carry out the redevelopment based on car networking technology by handheld device, extend and improve the function of present stage car the Internet services management platform, make car and people, realize between Che Yuche, Che Yulu being more perfectly combined, make car owner can grasp oneself anywhere or anytime and like the state of car, and allow car owner feel safer, relieved when using automobile, there is better driving experience.Secondly, not only achieve the car network savvy with mobile terminal feature in the present invention, also achieve the management function of traditional vehicle the Internet services management system, conventional truck is managed after function is incorporated into handheld terminal, greatly facilitate car owner and car the Internet services is managed the use of system.
The invention enables car owner can manage and grasp oneself whenever and wherever possible and like the dynamic of car, car owner will not be confined to just can know that in face of computer the situation of oneself vehicle, when vehicle runs into fault, the upper opportunity discovery fault of general automobile of networking, at this moment have assistant director to relate to car owner and carry out the guidance of vehicle maintenance aspect, the businessman providing car the Internet services function is so made to have very big consumption on manpower, and when get in touch with car owner not in time time or when vehicle trouble can not be predicted, it is also possible to the lives and properties of car owner can be caused certain harm.The existence of the present invention makes car owner can obtain vehicle trouble messages with remote management platform simultaneously so that car owner can the very first time take the measure of saving oneself, the harm brought by vehicle trouble is preferably minimized.
For car owner, current also have some problems.First, conventional truck management system complex operation, use level requirement higher in computer, but the present invention enormously simplify the operation of vehicle management system by handheld device, and this makes the present invention have and more wide in range benefits from colony；Second, traditional vehicle key is not increasingly in step with the times, and numerous car owners go for a kind of convenient vehicle launch control mode, the present invention mandate by handheld device always, it is possible to achieve vehicle without key management.3rd, car owner is at large-scale parking lot often disorientation, and in the face of thousands of automobiles often can not find the love car of oneself, the Intelligent car-searching function of the present invention designs for this just；4th, car owner can not well understand the Real-time and Dynamic of the third parties such as automobile rescue unit and maintaining unit, when some maintenances service enjoyed by needs, it is often necessary to directly remove solid shop/brick and mortar store, face tediously long queuing, and this problem is perfectly solved by reservation function provided by the present invention.
Due to automobile, there is mobility and the mass data relevant with automobile all has real-time, development based on Current wireless communication technology, realize automobile to connect network in real time and become an easy and significant thing, car data is uploaded onto the server by we, it is being forwarded to mobile phone by server, make car owner that a safety, relieved driving can be had to experience, present 4G network is possible not only to realize the transmission of the automobile information data of small data quantity, it is also possible to realize the transmission etc. of the video data of big data quantity.
The present invention is by means of car networking technology and server technology, the vehicle management system software developing bright characteristic on equipment is moved in Android, and carry out the mutual of information by network and host computer server, by some information of car owner by mobile equipment such as mobile phones, feed back to the unit that car the Internet services is provided in time so that corresponding unit can more reasonably arrange the work of oneself.The present invention also establishes light-weight database by sqlite in a mobile device, is used for storing the essential information of car owner and the Back ground Information of vehicle, and achieves the function of many hommizations in conjunction with electronic chart.
The present invention needs to set up, at server platform, the data base that related service needs, the data of car-mounted terminal collection vehicle are also sent in the data base of server end in real time by 4G wireless module and preserve, and mobile terminal mobile phone and server platform are always maintained at data sharing so that car owner can pass through real-time the understanding of mobile phone and oneself like the situation of car.Present invention achieves the centralized stores of the dynamic static data of automobile to share, more application extension can be provided by data analysis.
The function of the present invention and feature:
(1) present invention provides the function of a kind of historical track playback, in the process that vehicle travels, vehicle data is uploaded to host computer server always, server stores data in corresponding data base, when car owner consults the driving path in vehicle past by the present invention, host computer server will be sent to car owner the history running data of lane database, car owner on electronic chart just it can be seen that the history driving trace of vehicle, click more corresponding nodes on historical track and just can obtain the vehicle speed when this position, the relevant historical data such as engine temperature.This makes car owner can the situation of vehicle in time in the past be looked back, and usual vehicle historical data often stores one month and just automatically covers, and needs, to extend the storage time, the user right that application is relevant.
(2) present invention devises a kind of virtual instrument real-time vehicle condition to vehicle and inquires about, have only to use this function car owner just can the real time information of vehicle comprehensively be controlled, in this instrument, display not only includes the essential informations such as speed, engine speed, car light, also include from the vehicle ECU various information of vehicles obtained, when these information occurs abnormal, virtual instrument has the exception of alarm sounds vehicle condition.
(3) present invention can also allow car owner consult oneself maintenance record and violation information at any time so that car owner can better manage the information between oneself and vehicle.The storage of maintenance record and violation information includes time, place and particular content etc..These contents can be carried out big data analysis by the present invention, analyze the driving habits of car owner, and the moment reminds car owner to one should also note that item, it is to avoid violating the regulations and bad driving habits is likely to the infringement that vehicle is caused.
(4) present invention achieves the function of vehicle location and Intelligent car-searching, the position of oneself vehicle is not easily found bigger parking lot car owner, this can bring many troubles undoubtedly, waste a lot of time, the position of vehicle can be seen on electronic chart by the present invention, after car button is sought in click, can automatically generate seek bus or train route line help car owner find love car.If vehicle is stolen, vehicle location function also can help car owner to track the position of oneself vehicle so that the anti-theft feature of vehicle has had higher guarantee.
(5) the invention provides a kind of fault diagnosis and intelligence solution, when vehicle runs into fault, the present invention can obtain vehicle trouble code and the fault case storehouse local with the present invention is mated, if matching corresponding fault, then can demonstrate a rule associated operating steps on mobile phone and help car owner to fix a breakdown.If there is no to find the information of corresponding coupling, host computer server can use the intelligent expert system learnt based on machine learning and the degree of depth to obtain fault resolution after obtaining fault message, being pushed to car owner, car owner is obtained with, by the present invention, the way that vehicle trouble is got rid of.If car owner cannot fix a breakdown voluntarily, a key rescue function of the present invention only need to be used, it is possible to automatically relate to the maintenance department that distance fault place is nearest, wait for rescue.
(6) present invention devises the improvement dijkstra's algorithm based on AHP analytic hierarchy process (AHP) of the path planning algorithm with oneself characteristic, car owner can according to the hobby of oneself, input oneself factor of interest and generate the paths planning method with oneself preference, such as, whether walk at a high speed, avoiding blocking up, closest, traffic lights are minimum etc..The path planning function of the present invention is based on designed by big data analysis and expertise, and this makes car owner can obtain more conforming to the traffic route of oneself driving habits in vehicle travel process by the present invention.
(7) the invention enables handheld device to be provided with the basic controlling authority of vehicle, such as close door, vehicle launch, vehicle preheats, air-conditioning switch, car window switch etc..This makes car key be no longer the unique necessary starting vehicle, as long as obtaining corresponding administration authority, this mobile phone just can realize the control authority of vehicle, can be achieved with the control to vehicle by mobile phone is operated.When car owner gos out at carrying keys, the loss of car key can cause huge trouble undoubtedly, if thief has stolen the car key of car owner, the vehicle safety of car owner will be on the hazard.And can car key be put at home by car owner of the present invention, vehicle is started by mobile phone, if mobile phone is lost, mobile phone self just has high safety, and cell-phone lock makes the people finding mobile phone can not use the mobile phone of car owner, even if having passed through the checking of cell-phone lock, the present invention also needs to password of input in use and fingerprint recognition is verified and logged in, the present invention can being used after logging in, this makes car owner when out using vehicle, and safety is greatly improved.And speech identifying function and wagon control function are perfectly combined by the present invention, Voice command is not the mode of operation changing merely the present invention, and it is so that all functions of the present invention can realize according to voice, in wagon control, this feature is especially prominent, and car owner has only to mobile phone is said and opens vehicle window, and vehicle window will automatically open up, saying stopping, vehicle window can stop opening；Mobile phone is said the destination needing to navigate to, and navigation feature will be automatically obtained etc..
(8) invention enhances vehicle anti-theft function, when vehicle is by abnormal start-up or when being destroyed, the present invention understands the very first time and obtains the propelling movement of information, and car owner also just can adopt remedial measures the very first time.And devise the fence technology of a kind of hommization in the present invention, car owner can pass through a piece of fence area during the present invention encloses on electronic chart, when vehicle abnormality starts and is driven away, perhaps, car owner does not have the very first time to find this abnormal conditions, but when fence area outputed by vehicle, vehicle can be obtained the highest control authority by the car-mounted terminal in car, forces vehicle stall locked car target so that vehicle anti-theft function is comprehensively upgraded.Specification is carried out by longitude and latitude in fence area on map, and the vehicle adding car networking passes through the real-time transmission geographical position of car-mounted terminal to mobile terminal, once the longitude and latitude that mobile terminal obtains is beyond prescribed limit, then can trigger alarm.
(9) the car the Internet services management platform at place of the present invention and the third party such as insurance company, rescue department, maintenance department have carried out omnibearing cooperation so that manage more information-based, intelligent.The reservation of vehicle maintenance, maintenance can be realized by the present invention, operating the time period very easy, that have only to select this department still idle carries out preengaging, car owner is made to avoid the reservation red tape that repairs now, the scene of it also avoid repair maintenance time need the situation that stands in a long queue, save car owner's substantial amounts of time.The present invention provides maintenance evaluation function after vehicle is maintained, and term coefficient each after vehicle maintenance is marked, and facilitates car owner that 4S shop is maintained quality and is estimated.
(10) present invention and third party software are implemented in combination with the mutual prompting of information, for instance: weather and news etc..Have only to just to be obtained the Weather information on the same day by the present invention, browse the news on the same day.Can realizing automatic information broadcast when there being breaking news to occur so that car owner will not miss some burst informations, the very first time holds emergency case.And the present invention realizes failure predication and maintenance prompting function in conjunction with data mining and big data analysis, needing repairing maintenance or when there is potential potential safety hazard when vehicle drives to certain mileage, the present invention understands the very first time and reminds car owner decorrelation department to overhaul.And car owner's Herba Plantaginis of can being expert at uses this function, and vehicle is checked UP, medical fitness is driven a vehicle upper road again, improves traffic safety.When vehicle drives to Frequent Accidents area, the present invention can inform that car owner is in Frequent Accidents area, notes slow down.The safety that this safety making vehicle and vehicle travel obtains very big guarantee, also further improves the driving experience of car owner.
The correlation technique that car networking technology and Android are developed is combined by the present invention, mainly includes and the interactive communication of host computer server, the transmission of data, reception and storage, the design of software interface and functional framework.And adopt the design of MVC, the data sharing of mobile terminal and server end is realized first by asynchronous http framework, and access and the operation of platform database are all first pass through to send instructions to reach server by mobile terminal, after server verification effectively, conducted interviews by transit server to data base again and operate, ensure that the reliability and security of information, the essential information having access to also can be stored local sqlite light-weight database by the present invention, conveniently again accesses.Wherein, mobile terminal Sqlite data base needs the database table existed according to server end to set up corresponding database table, we need to set up information of vehicles table, owner information table, vehicle trouble log, vehicle service record table, totally 11 database tables such as vehicle dynamics data information table, and for the relation between Various types of data, obtain the restriction relation between tables of data.This access module being previously mentioned in the present invention is when server and mobile phone are under consolidated network environment, then can be automatically obtained the mobile phone access to server, data-interface is returned during server accessing databases MySQL, the present invention directly invokes corresponding data-interface, it is possible to directly process the data got in Android.If not in consolidated network environment, car the Internet services applicator platform also has the IP of a public network, and the present invention can automatically switch to the pattern accessing public network, carries out the access of data with mutual.
The server of the present invention mainly adopts Struts+Hibernate+Spring framework to build, it is achieved that the car the Internet services of multifunction and management platform.Struts provides a complete MVC Development Framework, primary responsibility Row control, carries out data processing operation simultaneously.But itself directly accesses the database hardly, but call the correlation technique of database manipulation class (containing DAO in generic name).The persistence operation of primary responsibility data that Hibernate (encapsulates JDBC), looks into including the additions and deletions of data and changes.Spring mainly has IoC to control reversion, AOP is constituted towards tangent plane programming etc., and it allows programmer for interface programming, so more convenient when amendment Implement of Function Module code.And injecting because relying on, allowing programmer oneself need not remove instance object.Server section includes authority management module, fault diagnosis module, data analysis module, Vehicle Dispatch Administration module.Mainly fault diagnosis module and data analysis module related to the present invention, fault diagnosis module is the remote fault diagnosis way of application when this locality of the present invention case library there is no coupling, obtain fault resolution by diagnosis algorithm, then get the step of solution fault step by step in the present invention.Data analysis module mainly obtains Fuel consumption analysis, driving behavior analysis, vehicle speed analyzing etc. according to data, can facilitate succinct Various types of data analysis result is consulted by the present invention, and further the distance between car and people.
The substantial amounts of function of the present invention is all realize on the basis of electronic chart, and currently popular Online Map provides commercial city to provide JavaScriptAPI interface, including Baidu, Google, Gao De, search dog etc..High moral map is closer to Chinese use habit, and high moral map provides very perfect secondary development support service simultaneously, it is possible to realize map exploitation, navigation exploitation.High moral map additionally provides the development interface under substantial amounts of different platform, and function is relatively abundant and uses simple, therefore the present invention uses high moral map to carry out the exploitation of function.So that the present invention is had better Product Experience by car owner, we provide substantial amounts of service function based on LBS technology, we are by the GPS positioning function of mobile phone, and the LBS cloud service provided in high moral map, move the design of the partial function of end car networking, for instance, the gas station near display, nearest gas station, hotel etc..
The speech identifying function of the present invention is based on Baidu's speech recognition and realizes, Baidu's speech recognition provides, for developer, content of well redeveloping, including speech recognition, semantic parsing, phonetic synthesis, and support that java language is developed under Android platform, exactly meet the requirement of the present invention.
Real-time vehicle condition, vehicle self-inspection situation are displayed by the UI interface of humanization designing of the present invention, for instance speed, housing temperature, car light situation are shown in virtualization instrument.Android system has provided the user abundant visualization interface assembly, and we as required, can select appropriate view component to complete the layout designs of personalization.The control at interface mainly has three kinds of modes: uses xml topology file, use Java code and both combinations.Additionally, also can carry out (including 2D and 3D) the optimization design at interface by the powerful graphics capability of android system, the special effect processing of figure and the texture of image render, and also can develop the 3D effect of solitary characteristic by OpenGLES.
The wagon control function of the present invention is to send instruction by handheld device to be sent to car-mounted terminal through server, and control signal is being passed to the ECU of vehicle by car-mounted terminal through Can bus, it is achieved that the handheld device control to vehicle.
The present invention only includes function above-mentioned, is only enumerate some relatively common functions above.System residing for the present invention and the present invention all has expansivity, and it can extend all functions centered by automobile.
In conjunction with accompanying drawing, the invention will be further described.
Fig. 1 show the overall structure figure of car networked platforms residing for the present invention and the part that the present invention is involved in this platform.The present invention is in the application layer of car networked platforms, mainly includes building of mobile terminal software development and background server.Mobile terminal software and all kinds of server are coupled together by the Internet, the present invention achieves the data sharing of mobile terminal and server end first by asynchronous http framework, and access and the operation of platform database are all first pass through to send instructions to reach server by mobile terminal, after server verification effectively, conducted interviews by transit server to data base again and operate, ensure that the reliability and security of information, the essential information having access to also can be stored local sqlite light-weight database by the present invention, conveniently again accesses.This access module makes the present invention directly not exchange visits with bottom car-mounted terminal generation direct information, but through screening server, filtration, big data analysis etc., the information to car owner is useful that extracts is presented in face of car owner again through the present invention, adds reliability and the practicality of information.
Shown in Fig. 2 is user login validation flow process.The software of this part mainly includes monitoring module, data receiver and authentication module and parsing and memory module.This subprogram circular flow, at server end, is used for monitoring the request of data that the present invention sends.User login validation is one of function of this partial software, in every case will through similar flow process to the request of data that server sends by the present invention, when server receives all kinds of request, server all can verify whether request is effective, if effectively, data required for this request are sent to the present invention, after the present invention receives data, data are screened by specific data storages to local data base, if it is invalid to ask, server will ignore this request automatically.
Shown in Fig. 3 is vehicle process chart when breaking down.What the present invention adopted is a kind of progressive solution.When vehicle breaks down, server can go out the possible breakdown reason of vehicle according to the historical data analysis of vehicle, and failure code is sent to car owner, car owner only need to carry out fault diagnosis by mobile phone, just can obtain solving the solution of current failure in local case library, car owner can attempt fault of settling a dispute by the parties concerned themselves subsequently, can normally travel after solution.If local case library there is no the coupling of solution, these fault diagnosis functions can automatically switch to Remote diagnosis, achieves a solution scheme from server end, after fault achievement is got rid of, this solution can be automatically stored to local fault case storehouse, in order to next time uses.If remote fault diagnosis function could not well help car owner to solve problem, car owner only need to press next key rescue key, and the rescue department that the present invention will contact automatically from accident spot is nearest implements rescue.
Shown in Fig. 4 is that car owner obtains the usufructuary flow process of the present invention.Debug firstly the need of a whole set of car networked system, when needs service provided by the invention, it is only necessary at platform registration perfect relevant information.After registering and obtaining manager's checking, car owner can install the present invention at the mobile phone terminal of oneself, car owner will obtain the vehicle management function that the present invention brings, and car owner can also subscribe to some special functions according to the hobby of oneself, creates the vehicle management software with oneself feature.
Being the connected reference flow process of mobile terminal and server end shown in Fig. 5, we have grasped the structure chart that mobile terminal is connected by network with server end in FIG.They are conducted interviews transmission data by http agreement, realizing sharing of data, the Main Function of mobile terminal is so that management that car owner can be real-time and grasps the situation of oneself vehicle, and shown by app can so that more convenient to operate, interface is more attractive in appearance, promotes Consumer's Experience.The request that mobile terminal sends needs the inspection through Web server every time, then passes through Web server and accesses corresponding tables of data acquisition data, realizes corresponding mobile terminal function.
Shown in Fig. 6 is allomeric function structure chart of the present invention and designed part interface.The present invention is multifunction, simply some citings being previously mentioned in Fig. 6 (a).The present invention adopts the mode that module is distinguished to develop on functional realiey, is divided into maintenance management module, and social sharing module, vehicle management module etc., the exploitation between each module is loose coupling.Fig. 6 (b) is some function interfaces involved in the present invention, from left to right it is followed successively by log-in interface, menu interface, vehicle location interface, the present invention relates to 26 interfaces altogether and does not here just all show, and the follow-up present invention can relate to exploitation and the design of more multiple solutions in constantly perfect process.
Reservation flow process is serviced for the present invention shown in Fig. 7.In order to make user maintain automobile enhanced convenience, the invention provides the mode preengage on a kind of line to facilitate car owner that vehicle carries out maintenance reservation, as long as third company uses this car networked system, the present invention is provided with the subscription services of the said firm, by the operating process in Fig. 7, car owner just can complete the booking work of all kinds of service item.
Fig. 8 show the flow chart of speech identifying function of the present invention, wherein Fig. 8 is the flow process that speech recognition uses navigation feature, by adding speech identifying function so that car owner's use enhanced convenience to the present invention, liberate the both hands of car owner, improve Consumer's Experience.
Fig. 9 show data communication architecture figure of the present invention, the present invention adopts JSON as data interchange format, and it is the subset of javascript grammer, it is not necessary to specific analytic method, can encapsulate easily and transmit data, be especially suitable for for transmitting geographical position coordinates data.When server sends request from foreground, the position longitude and latitude of vehicle is packaged into the data of JSON form by backstage, foreground utilizes JavaScript parse the longitude and latitude of vehicle very easily and be sent to handheld device by asynchronous http communications framework, thus being shown in the map page.The data transmission of the present invention is two-way as seen from the figure, by ECU, car-mounted terminal, server and four parts of handheld device, completes the data transmission of the present invention.All data messages of the present invention are to be obtained by installation data collection on the car-mounted terminal have mixed-media network modules mixed-media and sending module, by this module, we can obtain the real time datas such as the geographical position of vehicle, speed, engine speed, and then realize the concrete function of the present invention, such as fence, Intelligent car-searching etc..Data acquisition and sending method: every needs the vehicle using the present invention to need to be provided with the car-mounted terminal with mixed-media network modules mixed-media, this car-mounted terminal can pass through CAN and obtain the relevant information of vehicle, and can pass through Can bus to the ECU transmission simple wagon control of information realization.This process first has to main controller and CAN node are initialized and (include the setting interrupted, the setting of intervalometer, the setting of CAN mode of operation, arranging of baud rate), then according to the CAN communication protocol of fixing cycle and regulation reads CAN message frame, and judge data type by frame identifier (ID): if travel condition of vehicle data, then information is done normalized, extract effective data, and carry out information processing, fluctuating margin suppression etc. operate, finally complete vehicle running state information is sent to host computer server.We have only to write the collection of vehicle data according to the operating system that car-mounted terminal carries just can realize this workflow with sending application program, and this program mainly includes acquisition module and the sending module of data.Data are simply processed by data acquisition module, including filtering and form conversion etc..The agreement that data define according to oneself is packed by sending module primary responsibility, then utilizes mixed-media network modules mixed-media to be transmitted.The present invention needs the certain rule of oneself definition to add packet header for data, then different pieces of information rearranges packet in certain sequence, is finally transmitted by mixed-media network modules mixed-media, utilizes ICP/IP protocol, write Socket.The reception of data and storage method: gather and the transmission primary responsibility of data receive terminal and send the data of coming, and carry out parsing and the storage of packet.Data used in the present invention first utilize Socket to realize the reception of data at server end, subsequently data are carried out analysis judgment and are sent to handheld device.Server end run have TCP/IP oracle listener, when receive be sent to listening port time, service end can by data receiver.Data are resolved by agreement good according to a preconcerted arrangement after receiving data, read data packet head, are verified information, if wrong in the data verification information obtained, then will not pass through to verify, at once by loss of data.Otherwise, continue to resolve data below, be then sent to handheld device.The present invention is in the handheld device with pre-building all tables of data relevant to automobile in Sqlite data base, static information is directly entered by software, and multidate information then has car-mounted terminal to be transmitted dynamically and storage.Whole method flow is: receive and store the initialization of oracle listener, and server receives request, carries out data parsing and judgement, abandons or send data to handheld device.
Figure 10 is the path planning algorithm flow chart of the present invention, path planning algorithm used in the present invention is a kind of improvement dijkstra's algorithm based on AHP analytic hierarchy process (AHP), by operation on a handheld device, user can automatically set oneself Road Factor of interest, thus generate the paths planning method with user preference based on AHP analytic hierarchy process (AHP).This algorithm converts the key element on map to adjacency matrix in running, and input starting point and terminal as user after, algorithm will run generation best route automatically, when best route is absent from, also destination can be pointed out unreachable to user.
Figure 11 is the Intelligent car-searching module of the present invention, user's car-mounted terminal in the process using the present invention sends the geographical position of vehicle automatically by network to host computer server, server and then the geographical position of vehicle is pushed to handheld terminal, handheld terminal establishes one's own light-weight database by sqlite, the data received from server are stored in local data base, stop even if vehicle is flame-out in large parking lot, the last geographical coordinate of vehicle can be obtained from data base by the present invention and show on map, user can pass through to navigate to the position of display on map and find the love car of oneself.
Claims (7)
1. the hand-held vehicles management method in mobile terminal based on car networking, it is characterized in that, mobile terminal and background server are coupled together by the Internet, asynchronous http framework is specifically used to realize the data sharing of mobile terminal and server end, and access and the operation of platform database are all first pass through to send instructions to reach server by mobile terminal, after server verification effectively, conducted interviews and operation by transit server to data base again, the essential information having access to stores the local sqlite light-weight database on mobile terminal, conveniently again accesses；Utilizing car-mounted terminal to connect electronic control unit by CAN, carry out vehicle data collection from electronic control unit, the data collected are processed by the data acquisition module of car-mounted terminal, including filtering and form conversion；The agreement that data define according to oneself is packed by car-mounted terminal sending module primary responsibility, then utilizes mixed-media network modules mixed-media to be transmitted；The agreement of oneself definition is that data add packet header, then different pieces of information rearranges packet in certain sequence, is finally transmitted by mixed-media network modules mixed-media, utilizes ICP/IP protocol, write Socket.
2. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, the reception of servers' data and storage method: gather and the transmission primary responsibility of data receive terminal and send the data of coming, carry out parsing and the storage of packet, first it is utilize Socket to realize the reception of data at server end, subsequently data are carried out analysis judgment and be sent to handheld device, run at server end and have TCP/IP oracle listener, when receive be sent to listening port time, service end can by data receiver, data are resolved by agreement good according to a preconcerted arrangement after receiving data, read data packet head, it is verified information, if it is wrong in the data verification information obtained, then will not pass through to verify, at once by loss of data；Otherwise, continue to resolve data below, be then sent to handheld device；The all tables of data relevant to automobile are pre-build in the handheld device with Sqlite data base, static information directly enters, multidate information then has car-mounted terminal to be transmitted dynamically and storage, whole method flow is: receive and store the initialization of oracle listener, server receives request, carry out data parsing and judgement, abandon or send data to handheld device.
3. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, handling process when vehicle breaks down: belong to progressive solution, when vehicle breaks down, server receives the dynamic vehicle information of car-mounted terminal, the possible breakdown reason of vehicle is gone out further according to the historical data analysis of vehicle, and failure code is sent to car owner, car owner obtains solving the solution of current failure by mobile terminal fault diagnosis module in the sqlite light-weight database case of mobile terminal；If there is no coupling case, this fault diagnosis module can automatically switch to Server remote expert diagnosis, achieves a solution scheme from server end, and after fault achievement is got rid of, this solution can be automatically stored to sqlite light-weight database, in order to next time uses；If remote fault diagnosis function could not well help car owner to solve problem, car owner only need to press next key rescue key, and the rescue department that handheld device will contact automatically from accident spot is nearest implements rescue.
4. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, the function of mobile terminal should for realizing by designing app, the function of this application is extendible, functional realiey adopts the mode that module is distinguished develop, be divided into maintenance management module, social sharing module, vehicle management module, between each module is loose coupling relation.
5. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, service reservation flow process, as long as third company uses this car networked system, the application that handheld device is installed is provided with the subscription services of the said firm, being operated by flow process, car owner just can complete the booking work of all kinds of service item.
6. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, mobile terminal arranges path planning algorithm module, the path planning algorithm that path planning algorithm module uses is based on the improvement dijkstra's algorithm of AHP analytic hierarchy process (AHP), by operation on a handheld device, user can automatically set oneself Road Factor of interest, thus generate the paths planning method with user preference based on AHP analytic hierarchy process (AHP), this algorithm converts the key element on map to adjacency matrix in running, input starting point and terminal as user after, algorithm will run generation best route automatically, when best route is absent from, also destination can be pointed out unreachable to user.
7. the hand-held vehicles management method in mobile terminal based on car networking as claimed in claim 1, it is characterized in that, mobile terminal arranges Intelligent car-searching module, car-mounted terminal sends the geographical position of vehicle automatically by network to host computer server, server and then the geographical position of vehicle is pushed to mobile terminal, mobile terminal establishes one's own light-weight database by sqlite, the data received from server are stored in local data base, stop even if vehicle is flame-out in large parking lot, from data base, obtain the last geographical coordinate of vehicle by Intelligent car-searching module and show on map, user can pass through to navigate to the position of display on map and find the vehicle of oneself.
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