CN106936869A - A kind of car interconnection plane method and system based on AOA agreements - Google Patents
A kind of car interconnection plane method and system based on AOA agreements Download PDFInfo
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- CN106936869A CN106936869A CN201511020410.3A CN201511020410A CN106936869A CN 106936869 A CN106936869 A CN 106936869A CN 201511020410 A CN201511020410 A CN 201511020410A CN 106936869 A CN106936869 A CN 106936869A
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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
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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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of car interconnection plane method based on AOA agreements, it is respectively created the accessory application program and the host application program for being installed on engine end for being installed on accessory end, the host application program obtains server info by accessory application program, accessory application program is set up by USB with host application program and communicated to connect, and the engine end is the equipment for supporting AOA agreements with accessory end.The present invention makes car machine be connected with smart mobile phone by USB, sends the request for obtaining network to mobile phone using AOA agreements, makes car machine that the network information of needs is obtained by the connection with mobile phone.The present invention only needs to install application software in car machine and mobile phone terminal respectively, is then connected by USB and sets up communication, so that it may so that network acquisition information of the car machine using mobile phone；The present invention has good stability, easy to use, exploitation and the low advantage of application cost.
Description
Technical field
The present invention relates to on-vehicle information field, more particularly to a kind of car interconnection plane method and system based on AOA agreements.
Background technology
With flourishing for automobile industry, gradually people's vehicle mounted guidance machine go on a journey the device of indispensability, and in current internet
Under spring tide, obtaining the network information by vehicle mounted guidance machine turns into a kind of trend.
Car machine most in the market can not directly network, and vehicle mounted guidance is accessed the mode of internet in the prior art
It is main to include two kinds：One is to allow vehicle mounted guidance to embed smart mobile phone module（Such as GPRS module 3G module 4G modules）.Work as car
After load navigation embedded in smart mobile phone module, SIM is inserted into, it is possible to be easily connected on internet.But this side
The shortcoming of formula is the increase in very big hardware cost, and the flow cost and SIM in later stage safeguard all cumbersome；Another kind be
Vehicle mounted guidance is embedded in the wireless module of short distance communication（Such as WIFI bluetooths）, connected using the wireless module and smart mobile phone
Connect.Using the function of surfing the Net of smart mobile phone, and then make vehicle mounted guidance that also there is function of surfing the Net, the benefit of this mode is not increase
Plus hardware cost, it is easy to use, but need vehicle mounted guidance manufacturer that wireless module is installed before vehicle mounted guidance dispatches from the factory, so in a short time
It is difficult to make most of car equipments Internet enabled.
The content of the invention
In view of the above problems, the invention provides a kind of car interconnection plane method based on AOA agreements for solving the above problems
And system, car machine is connected by USB data line with smart mobile phone, the letter needed using the Network Capture car machine of smart mobile phone
Breath.
A kind of one side based on the embodiment of the present invention, there is provided car interconnection plane method based on AOA agreements, is respectively created
The accessory application program for being installed on accessory end and the host application program for being installed on engine end, the host application program is by matching somebody with somebody
Part application program obtains server info, and accessory application program is set up by USB with host application program and communicated to connect, the car
Generator terminal is the equipment for supporting AOA agreements with accessory end.
As one of instantiation, the accessory application program and host application program using multithreading asynchronous call and
Hair processing mode, and the self-defining data stack management network data request in the accessory application program.
As one of instantiation, opening/closing component is created in the accessory application program, the opening/closing component is according to USB
Plug judge that the connection of host module and accessory module starts or closes.
Used as one of instantiation, methods described also includes whether accessory end being in by the accessory application program
The step of state that wifi is opened is monitored.
Also include judging accessory end whether comprising increasing by accessory application program as one of instantiation, in methods described
The step of amount is updated the data.
Used as the other side of the embodiment of the present invention, the present invention also provides a kind of car interconnection plane system based on AOA agreements
System, the system includes：
Host module：For sending local network request to accessory module；
Accessory module：For receiving and the request of host module is analyzed and processed, and set up with server and communicate；
The host module is arranged at engine end, and the accessory module is arranged at accessory end, and the engine end is with accessory end
The equipment for supporting AOA agreements；
The host module is communicated with accessory module by USB.
Used as one of instantiation, the accessory module includes：
Memory module：For the request of data of storage host module transfer；
Concurrent processing module：Request of data in for processing memory module by way of multithreading asynchronous call.
Used as one of instantiation, the accessory module also includes：
Open and close module：For being started according to the plug of USB or closing the connection of host module and accessory module.
Used as one of instantiation, the accessory module also includes：Monitor module：For monitor accessory end wifi whether
Open.
Used as one of instantiation, the accessory module also includes：
Judge module：For judging incremental data bag of the accessory end with the presence or absence of storage；
Local transmission module：For the incremental data bag at accessory end to be transmitted to host module.
Technical scheme provided in an embodiment of the present invention can include the following benefits：The present invention by USB make car machine with
Smart mobile phone is connected, and sends the request for obtaining network to mobile phone using AOA agreements, car machine is obtained by the connection with mobile phone
The network information of needs.The present invention only needs to install application software in car machine and mobile phone terminal respectively, is then connected by USB and sets up logical
Letter, so that it may so that the information that car machine is needed by the Network Capture of mobile phone；The present invention has good stability, easy to use, exploitation
And the low advantage of application cost.
Other features and advantages of the present invention will be illustrated in the following description, also, the partly change from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realized and obtained in book, claims and accompanying drawing.
Below by drawings and Examples, technical scheme is described in further detail.
Brief description of the drawings
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for specification, with reality of the invention
Applying example is used to explain the present invention together, is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is the flow chart of the car interconnection plane method based on AOA agreements of the offer of embodiment one in the embodiment of the present invention；
Fig. 2 is the flow chart of the accessory application program monitoring wifi of the offer of embodiment one in the embodiment of the present invention；
Fig. 3 is the structural representation of the system of the offer of embodiment two in the embodiment of the present invention；
Fig. 4 is the structural representation of the accessory module of the offer of embodiment one in the embodiment of the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although being shown in this part and accompanying drawing
The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure without that should be illustrated here
Embodiment limited.
AOA agreements are the associations for realizing usb communication between Android device and ancillary equipment that Google companies release
View.The agreement has expanded the function of Android device USB interface, is that the smart machine based on android system is applied to data
Collection and equipment control field provide condition.
Android is widely used in mobile phone, flat board electricity as a kind of operation system of smart phone based on open source linux
In the mobile devices such as brain.In the interface that various Android devices are provided, USB interface is common interface, and the effect of the interface is
For Android device charges and realizes interacting for Android device and PC by the driver at PC ends.How to expand
The usb function of Android device is one of current study hotspot.
The present invention is a kind of scheme based on AOA protocol realization Android device usb communications, and engine end need not be added
The chip of speciality, being only connected with smart mobile phone by USB data line can just realize the function of car interconnection plane, and interconnection scheme is complete
Realized by software, it is not necessary to which hardware is adjusted, as long as and software installation that will mutually be applied by the form of program bag arrive
Engine end and mobile phone terminal, engine end can just be communicated by USB with smart mobile phone, and obtaining network by smart mobile phone believes
Breath.
Android system typically supports various USB peripheral devices.According to the angle that Android device is served as in usb communication
Color, can be divided into host mode and accessory pattern by Android usb communications.
The communication pattern that the present invention is used is accessory pattern：Accessory pattern refers to that Android device serves as USB slaves, outward
Portion's equipment is served as main frame and is bus-powered.Under this pattern, external USB equipment is referred to as Android accessories.The pattern is do not possess
The Android device of host function provides the ability interacted with USB device.Android device and Android accessories must all be propped up
Hold AOA agreements.
Embodiment one
Such as Fig. 1, the present invention provides a kind of car interconnection plane method based on AOA agreements, including：
S11:Create accessory application program;
S12:Create host application program;
S13:Accessory application program is installed and accessory end；
S14:Host application program is installed and engine end；
S15:Engine end and accessory end are connected by USB；
S16:The host application program obtains server info by accessory application program；
The engine end is the equipment for supporting AOA agreements with accessory end.
Preferably, described accessory end is mobile phone, and accessory application program is that can install the APP with mobile phone, main frame application
Program is the program bag based on AOA agreements, can be by being attached to car machine after server is downloaded.
Further, the flow of the host application program exploitation of engine end is as follows：
S21:It was found that accessory and filtering；
S22:Obtain and inquire use in the form of ejecting mandate dialog box by way of radio receiver with the authority of accessory communications
Whether family allows and Android accessory communications；
S23:Start and accessory communications；Establishment file iostream represents USB bulk transfer end points, by the asynchronous tune of multithreading
Mode to streaming realizes usb communication；
S24:Terminate and accessory communications；The opening operation of USB accessories and Android device is intercepted by radio receiver, works as thing
When part occurs, file input/output stream is closed.
Further, the flow of the adapted application development at accessory end is similar to the flow for creating general APP, herein not
Repeat again.
In order to preferably realize be car interconnection plane function, preferably described accessory application program adopts with host application program
With the concurrent processing mode of multithreading asynchronous call, and the self-defining data stack management network data in the accessory application program
Request.Described data base includes network data stack and local data stack.
Because networking request function operation has different from local data transfer, carried out with local data stack using network stack respectively
Concurrency management, it is ensured that each request is accurately performed and reclaimed.In the process, mobile phone is responsible for processing respectively and engine end number
According to interaction and interact with server data, play a role for router.Using multithreading asynchronous execution network request,
Self-defined stack manages request, realizes the breakpoint transmission that many data are downloaded simultaneously, can also be to request weight when network state is bad
It is multiple to utilize, optimize treatment.
In order to preferably ensure the unlatching applied with application, it is necessary to process the hot plug phenomenon of USB, it is preferable that
Opening/closing component is created in the accessory application program, the opening/closing component judges host module and accessory according to the plug of USB
The connection of module starts or closes.
Mobile phone terminal would generally capture the event after accessory connection when as accessory pattern, typically can when reconnecting USB
Automatic mobile phone terminal as fittings equipment application, but if constantly plugging USB line in the process, using can be continuous
Unlatching, this is possible to cause apply and is repeated to open multiple, and the performance to software is impacted, by matching somebody with somebody in the present invention
Self-defined backstage Activity in part application program（Opening/closing component）, no matter whether application has been turned on, and is carrying out AOA connection communications
Whether Shi Douhui starts this Activity, is processed by the connection state to equipment and reconnects equipment, straight after starting every time
Closing is connect, this ensure that the normal opening of whole AOA equipment applications and closing.
Further, methods described also includes whether accessory end is opened in wifi by the accessory application program
The step of state is monitored.By the accessory application program to accessory end（Mobile phone）Network state judged, if hand
Machine is in wifi states, automatic to obtain increment upgrading data packet in server, or other data, if mobile phone is only 3G etc. mobile
Network, then do not carry out the download of big data quantity.
Further, also include judging accessory end whether comprising incremental update number by accessory application program in methods described
According to the step of.
When engine end is connected with mobile phone terminal, accessory application program（APP）Whether including increment liter in automatic acquisition mobile phone
DBMS, if being directly transferred to engine end, to facilitate user to obtain newest data.
Data rise fraction two parts automatically, are included under wifi automatic transmission number after automatically downloading data and connection car machine
According to can carry out the upgrading of automatic data in the state of wifi unlatchings and download, required for car machine is automatically delivered after connecting car machine
Increment upgrading data.
Specifically, flow such as Fig. 2 of wifi is monitored：
S31:Open the automatic download functions of wifi in accessory application program；
S32:Monitor whether wifi opens；If not opening, into S33；If opening, into S34；
S33:Etc. to be opened；
S34:Judge whether to be connected with car machine, if so, into S35；If it is not, into S36；
S35:Automatic down loading updating data are transmitted to car machine to network data stack；
S36:Automatic down loading updating data are automatic to transmit after wait is connected with car machine to local data stack.
When engine end is connected with mobile phone, renewal request is such as sent, then first local data stack is read out, local number
If according to stack without content, then asking network to be downloaded.
Further, in order that user's simple operation, it is to avoid after successful connection, the trouble behaviour of IP address in input LAN
Make, interacted system needs the automatic function of obtaining other side's IP address.Also there is the process of commercial affairs verification after address acquisition success,
The equipment of only approval pairing interconnection can just be interconnected, and protect benefits of different parties and property right.
Engine end and accessory end carry out after USB is connected just can transmission information, engine end will ask information needed to pass to
Accessory end, mobile phone terminal is received and analyzed and processed, if the uri that network request will then be asked（Uniform Resource Identifier）Take
Go out to ask network（Distinguish post/get request methods）, the reception server returning result is returned to car machine；If incremental number
According to wait local data request then retrieve local directory whether file needed for machine containing car, have, return to file, if without encapsulate uri carry out
Network request.
This method can make car machine so that many popular car machine network applications（Weather, inquiry etc. of breaking rules and regulations）, and can be with
Easily obtain navigation increment upgrading data, and with output speed is fast, steady performance.
After mobile phone and the interconnection of car machine, do not influence the normal of mobile phone to use, can at any time receive, call, receive and dispatch short
Letter, other APP etc. on operating handset.
Embodiment two
Based on same inventive concept, present invention also offers a kind of car interconnection plane system based on AOA agreements, by the system institute
The principle of solve problem is similar to the foregoing car interconnection plane method based on AOA agreements, thus the device implementation may refer to before
The implementation of method is stated, part is repeated and is repeated no more.
The present invention provides a kind of car interconnection plane system based on AOA agreements, and such as Fig. 3, the system includes：
Host module 21：For sending local network request to accessory module；
Accessory module 22：For receiving and the request of host module is analyzed and processed, and set up with server 13 and communicate；Accessory module
22 are connected by the network 15 of mobile phone with server foundation, and described network 15 can be mobile data or wifi etc.；
The host module is arranged at engine end 11, and the accessory module is arranged at accessory end 12, the engine end and accessory end
It is the equipment for supporting AOA agreements；
The host module is communicated with accessory module by USB 14.
Further, such as Fig. 4, the accessory module 22 includes：
Memory module 31：For the request of data of storage host module transfer；Data base in described memory module and method
It is corresponding；Including local data stack 311 and network data stack 312；
Concurrent processing module 32：Request of data in for processing memory module by way of multithreading asynchronous call.
Further, such as Fig. 4, the accessory module also includes：
Open and close module 33：For being started according to the plug of USB or closing the connection of host module and accessory module.
Further, the accessory module also includes：Monitor module：Whether the wifi for monitoring accessory end opens.
Further, such as Fig. 4, the accessory module also includes：
Judge module 34：For judging incremental data bag of the accessory end with the presence or absence of storage；
Local transmission module 35：For the incremental data bag at accessory end to be transmitted to host module.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.And, the present invention can be used and wherein include the computer of computer usable program code at one or more
Usable storage medium（Including but not limited to magnetic disk storage and optical memory etc.）The shape of the computer program product of upper implementation
Formula.
The present invention is with reference to method according to embodiments of the present invention, equipment（System）And the flow of computer program product
Figure and/or block diagram are described.It should be understood that every first-class during flow chart and/or block diagram can be realized by computer program instructions
The combination of flow and/or square frame in journey and/or square frame and flow chart and/or block diagram.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing devices
The device of the function of being specified in present one flow of flow chart or multiple one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or other programmable data processing devices with spy
In determining the computer-readable memory that mode works so that instruction of the storage in the computer-readable memory is produced and include finger
Make the manufacture of device, the command device realize in one flow of flow chart or multiple one square frame of flow and/or block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented treatment, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (10)
1. a kind of car interconnection plane method based on AOA agreements, it is characterised in that be respectively created the accessory application for being installed on accessory end
Program and the host application program for being installed on engine end, the host application program obtains server by accessory application program to be believed
Breath, accessory application program is set up by USB with host application program and communicated to connect, and the engine end is support with accessory end
The equipment of AOA agreements.
2. the car interconnection plane method based on AOA agreements described in claim 1, it is characterised in that the accessory application program with
Host application program uses the concurrent processing mode of multithreading asynchronous call, and the self-defining data in the accessory application program
Stack management network data request.
3. the car interconnection plane method based on AOA agreements described in claim 1, it is characterised in that in the accessory application program
Middle establishment opening/closing component, the opening/closing component judges that host module starts or close with the connection of accessory module according to the plug of USB
Close.
4. the car interconnection plane method based on AOA agreements described in claim 1, it is characterised in that methods described also includes passing through
The step of accessory application program is monitored the state whether accessory end is in wifi unlatchings.
5. the car interconnection plane method based on AOA agreements described in claim 1, it is characterised in that also include in methods described logical
Cross accessory application program judges the step of whether accessory end includes incremental update data.
6. a kind of car interconnection plane system based on AOA agreements, it is characterised in that the system includes：
Host module：For sending local network request to accessory module；
Accessory module：For receiving and the request of host module is analyzed and processed, and set up with server and communicate；
The host module is arranged at engine end, and the accessory module is arranged at accessory end, and the engine end is with accessory end
The equipment for supporting AOA agreements；
The host module is communicated with accessory module by USB.
7. the car interconnection plane system based on AOA agreements described in claim 6, it is characterised in that the accessory module includes：
Memory module：For the request of data of storage host module transfer；
Concurrent processing module：Request of data in for processing memory module by way of multithreading asynchronous call.
8. the car interconnection plane system based on AOA agreements described in claim 6, it is characterised in that the accessory module also includes：
Open and close module：For being started according to the plug of USB or closing the connection of host module and accessory module.
9. the car interconnection plane system based on AOA agreements described in claim 6, it is characterised in that the accessory module also includes：
Monitor module：Whether the wifi for monitoring accessory end opens.
10. the car interconnection plane system based on AOA agreements described in claim 6, it is characterised in that the accessory module is also wrapped
Include：
Judge module：For judging incremental data bag of the accessory end with the presence or absence of storage；
Local transmission module：For the incremental data bag at accessory end to be transmitted to host module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020410.3A CN106936869A (en) | 2015-12-30 | 2015-12-30 | A kind of car interconnection plane method and system based on AOA agreements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020410.3A CN106936869A (en) | 2015-12-30 | 2015-12-30 | A kind of car interconnection plane method and system based on AOA agreements |
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| CN106936869A true CN106936869A (en) | 2017-07-07 |
Family
ID=59442451
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| CN201511020410.3A Pending CN106936869A (en) | 2015-12-30 | 2015-12-30 | A kind of car interconnection plane method and system based on AOA agreements |
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| CN107483696A (en) * | 2017-07-12 | 2017-12-15 | 武汉卡比特信息有限公司 | A kind of mobile phone and the communication means and system of computer equipment |
| CN110557616A (en) * | 2019-09-18 | 2019-12-10 | 深圳市华宝电子科技有限公司 | vehicle-mounted video monitoring data transmission method, device, server and storage medium |
| CN112463690A (en) * | 2020-12-01 | 2021-03-09 | 苏州臻迪智能科技有限公司 | Method and device for realizing data transmission |
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| CN103281438A (en) * | 2013-05-03 | 2013-09-04 | 广东翼卡车联网服务有限公司 | Mobile phone communication module-based data transmission method and system in Internet of vehicles |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107483696A (en) * | 2017-07-12 | 2017-12-15 | 武汉卡比特信息有限公司 | A kind of mobile phone and the communication means and system of computer equipment |
| CN107483696B (en) * | 2017-07-12 | 2019-11-22 | 武汉卡比特信息有限公司 | A kind of communication means and system of mobile phone and computer equipment |
| CN110557616A (en) * | 2019-09-18 | 2019-12-10 | 深圳市华宝电子科技有限公司 | vehicle-mounted video monitoring data transmission method, device, server and storage medium |
| CN112463690A (en) * | 2020-12-01 | 2021-03-09 | 苏州臻迪智能科技有限公司 | Method and device for realizing data transmission |
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