CN104320445A - Internet-of-vehicles system based on mobile phone decoding and implementation method of Internet of vehicles - Google Patents
Internet-of-vehicles system based on mobile phone decoding and implementation method of Internet of vehicles Download PDFInfo
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- CN104320445A CN104320445A CN201410540541.3A CN201410540541A CN104320445A CN 104320445 A CN104320445 A CN 104320445A CN 201410540541 A CN201410540541 A CN 201410540541A CN 104320445 A CN104320445 A CN 104320445A
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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
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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- General Health & Medical Sciences (AREA)
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- Mobile Radio Communication Systems (AREA)
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Abstract
The invention provides an Internet-of-vehicles system based on mobile phone decoding and an implementation method of the Internet of vehicles. According to the system and the method, the communication information received by the Internet of vehicles is sent out in voice form by use of the background server of the Internet of vehicles and a mobile phone receives and decodes the communication information on one hand, and on the other hand, a TF card is arranged in a navigator, a Bluetooth module is additionally arranged in the TF card so that the TF card has the Bluetooth function, and therefore, wireless communication with the Bluetooth of the mobile phone can be realized by use of the TF card; the Bluetooth of the mobile phone sends out the decoded communication information; the Bluetooth module of the TF card receives the communication information and transmits the communication information to the navigator; the navigator performs corresponding operations according to the communication information; as a result, information between vehicles within the Internet of vehicles can be transmitted in a wireless communication manner, which is convenient for users.
Description
Technical field
The present invention relates to field of information communication, in particular a kind of car networked system based on mobile phone decoding and its implementation.
Background technology
Along with the maturation of car networking technology, PTT also progressively becomes numerous automobile friends and accepts.At present, the communication module that the form realizing automatic navigator PTT function is used: WiFi, 3G, OBD in car, bluetooth base, chip 2.4G module etc. communication module, first need to embed corresponding PTT code in automatic navigator inside, often need to use these communication modules above and make a transfer product, this adds hardware cost virtually, and there are company up to a hundred or producer's automatic navigator at present, the platform that automatic navigator uses is not identical, there is MTK, MTR, A6 etc., different navigator platforms is needed to design corresponding PTT code, these all bring inconvenience to user.
Therefore, prior art awaits further improvement.
Summary of the invention
In view of above-mentioned weak point of the prior art, the object of the invention is to for user provides a kind of car networked system based on mobile phone decoding and its implementation, with solve prior art navigator realize PTT function must rely on all multiple revolving die blocks and different navigation instrument platform need design the inconvenience that different codes brings, for car networking between information transmission provide convenience.
The technical scheme that technical solution problem of the present invention adopts is as follows:
Based on a car networked system for mobile phone decoding, wherein, described system comprises background server, mobile phone and navigator;
Described background server is the background server of car networking, is sent by the mode of voice for the communication information between the vehicle that received;
Described mobile phone, for receiving the decode the communication information that background server sends, and is sent its decoded communication information by bluetooth;
Described navigator, it is provided with the TF card with Bluetooth function, obtains the decoded communication information, and operate accordingly according to the content comprised in the described communication information by described TF card.
The described car networked system based on mobile phone decoding, wherein, installs decoding application program in described mobile phone;
Described decoding application program, the communication information that the background server for receiving mobile phone sends is decoded, and its decoded communication information is sent by coupled Bluetooth of mobile phone.
The described car networked system based on mobile phone decoding, wherein, mobile phone includes the mode of the audio file of the dtmf signal communication information by collection by its audio frequency apparatus, receive the communication information that background server sends, the frequency of the audio file collected is changed by described decoding application call SO file, and the audio frequency apparatus of itself and navigator is matched.
The described car networked system based on mobile phone decoding, wherein, the dtmf signal comprised in the audio file after inversion frequency is also decoded for the DTMF decoding storehouse by presetting by described decoding application program, obtains the information comprised in described audio file.
The described car networked system based on mobile phone decoding, wherein, described TF card comprises: the peripheral communication interfaces, Nandflash module, Nandflash control module and the bluetooth module that are connected successively;
Described Nandflash module is used for information and stores;
Described Nandflash control module, for shunting the information stored in Nandflash module;
Described peripheral communication interfaces, for being arranged on described navigator, carries out information transmission with described navigator;
Described bluetooth module, being connected for setting up radio communication with the bluetooth module in mobile phone, realizing the information exchange between navigator and mobile phone;
Described bluetooth module is connected by communication protocol with described Nandflash control module.
Based on an implementation method for the car networked system of mobile phone decoding, wherein, comprising:
The communication information between the vehicle that the background server that A, car are networked is received is sent by the mode of voice;
B, mobile phone receive the decode the described communication information, and the decoded described communication information are sent by Bluetooth of mobile phone;
C, the TF clamping be arranged in navigator are received the decoded communication information that Bluetooth of mobile phone sends, and are transferred to navigator, and described navigator operates accordingly according to the described communication information.
The implementation method of the described car networked system based on mobile phone decoding, it is characterized in that, described step B comprises:
Use preassembled decoding application program in mobile phone to decode to the described communication information that it receives, and the decoded communication information is sent by Bluetooth of mobile phone.
The implementation method of the described car networked system based on mobile phone decoding, wherein, described step B comprises:
B1, the collection of handset audio equipment include the audio file of dtmf signal;
The frequency of the audio file collected is changed by B2, decoding application call SO file, and the audio frequency apparatus of itself and navigator is matched;
The dtmf signal comprised in audio file after inversion frequency is decoded by B3, the DTMF decoding storehouse of passing through to preset, and obtains the communication information comprised in described audio file.
The implementation method of the described car networked system based on mobile phone decoding, wherein, the bluetooth module that described TF card comprises and Nandflash module;
Described bluetooth module receives the decoded communication information that Bluetooth of mobile phone sends, and described information is stored in the Nandflash module of TF card; Navigator obtains the described communication information from the Nandflash module of described TF card.
Beneficial effect, car networked system based on mobile phone decoding provided by the present invention and method thereof, the information that the background server that described system and method is networked by described car is on the one hand received sends in the mode of voice, described mobile phone receives described information and decodes to it, navigator arranges TF card, bluetooth module is increased on the other hand on described TF card, TF jig is made to have Bluetooth function, thus realize use this TF card can and Bluetooth of mobile phone between carry out radio communication, its decoded information sends by Bluetooth of mobile phone, bluetooth module on TF card receives described information, and be transferred to navigator, described navigator operates accordingly according to described information, between the vehicle that therefore can realize car intranet, information is by the mode transmission information of radio communication, provide users with the convenient.
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Accompanying drawing explanation
Fig. 1 is a kind of car networked system principle assumption diagram based on mobile phone decoding of the present invention.
Fig. 2 is the electrical block diagram of bluetooth module in TF card of the present invention.
Fig. 3 is the electrical block diagram of Nandflash controller in the card of TF described in the present invention.
Fig. 4 is the flow chart of steps of a kind of implementation method based on mobile phone decoding car networked system of the present invention.
Embodiment
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only for explaining the present invention, being not intended to limit the present invention.
Based on a car networked system for mobile phone decoding, as shown in Figure 1, described system bag background server 1, mobile phone 2 and navigator 3; Described navigator is provided with the TF card 31 with Bluetooth function.The background server that described background server 1 is networked for car, is sent by the mode of voice for the communication information between the vehicle that received.
First described background server receives the communication information spread out of from vehicle in car networking.The described communication information comprises positional information that vehicle obtained by GPS module, for the communication information such as telephone call screener, order.The described communication information is sent by network by described background server, and concrete can use mode that is wired or radio communication, the described communication information is sent in the mode of voice.
Described mobile phone 2, for receiving the decode the communication information that background server sends, and is sent its decoded communication information by Bluetooth of mobile phone.
Described mobile phone is the mobile phone with Bluetooth function, and it can not only receive the communication information that background server sends, and is sent after the described communication information can also being carried out decoding process by Bluetooth of mobile phone.
Concrete, described mobile phone carries out the reception of the described communication information by its audio frequency apparatus, and uses mounted decoding application program in advance to decode to it.
Described navigator 3, obtains the decoded communication information by the bluetooth module 311 on described TF card 31, and operates accordingly according to the content comprised in the described communication information.
In order to better realize the transmission of the communication information between car networking, the decoding application program being specifically designed to the communication information that receives mobile phone and decoding is installed in described mobile phone in advance.Described decoding application program, is received the decode for obtaining mobile phone the communication information that background server sends, and its decoded information is sent by coupled Bluetooth of mobile phone.
Mobile phone 2 includes DTMF(dual-tone multifrequency dual-tone multifrequency by audio frequency apparatus collection) audio file of signal, described in include dtmf signal audio file be namely car networking background server send with the communication information vehicle between language file.Described decoding application program gets described audio file, and calls SO file and the frequency of the audio file collected changed, and the audio frequency apparatus of itself and navigator is matched.Further, use the mode of DTMF to carry out spreading out of because background server sends voice document, and the parameter of its dtmf signal sent is 44100Hz, monophony, 16 PCM, and the parameter of dtmf signal is in the audio file that the navigator of vehicle-mounted upper installation can identify: 8000Hz, monophony, 16 PCM, therefore described decoding application program needs the audio file collected to carry out frequency inverted, and the audio file making it get and the audio frequency apparatus of navigator match.
Need to use the operating system of increasing income owing to installing described decoding application program, the such as operating system such as Android, IOS or Saipan, is convenient on mobile phone, install described decoding application program.
The DYMF signal comprised in audio file after inversion frequency is also decoded for the DTMF decoding storehouse by presetting by described decoding application program, obtains the communication information comprised in described audio file.
After the communication information comprised in audio file has been decoded by described decoding application program, the communication information that described decoding application program is got by coupled Bluetooth of mobile phone has sent.
The bluetooth module be arranged on the TF card on navigator receives the communication information that Bluetooth of mobile phone sends, and is stored on TF card.
Concrete, described TF card comprises: the peripheral communication interfaces, Nandflash module, Nandflash control module and the bluetooth module that are connected successively;
Described Nandflash module is used for information and stores;
Described Nandflash control module, for shunting the information stored in Nandflash module;
Described peripheral communication interfaces, for being arranged on described navigator, carries out communication information transmission with described navigator;
Described bluetooth module, is connected for setting up radio communication with the bluetooth module in mobile phone, and the communication information realized between navigator and mobile phone exchanges;
Described bluetooth module is connected by communication protocol with described Nandflash control module, and then realizes carrying out information exchange between bluetooth module and Nandflash module.
In order to better communicate to connect between bluetooth module and described Nandflash control module, described bluetooth 4.0 single mode control chip or bi-mode control chip have SPI communication interface, and it carries out information transmission by SPI communication interface and Nandflash control module.
In a particular embodiment, described Nandflash control module is Nandflash controller and peripheral circuit thereof.
The port schematic diagram of Fig. 2 to be model be A8105 bluetooth 4.0 control chip is the schematic diagram of Nandflash controller and peripheral circuit thereof as described in Figure 3.Composition graphs 2 and Fig. 3, the annexation that can obtain between Bluetooth control chip concrete in the present invention and Nandflash controller is: the P0_0 port (being namely SPI-CLK port) of described Bluetooth control chip is connected with the FCE2--_N port of Nandflash controller, the P0_1 port (being namely SPI-MOSI port) of Bluetooth control chip is connected with the FCE3_N port of Nandflash controller, the P0_2 port (being namely SPI-MISO port) of Bluetooth control chip is connected with the FDQS port of Nandflash controller, the P0_3 port (being namely SPI-SS/CE port) of Bluetooth control chip is connected with the CLK port of Nandflash controller.
Described bluetooth module also comprises transmission circuit, and described transmission circuit is connected with Bluetooth control chip, for receiving wireless communication signals and sending.
Described transmission circuit comprises antenna, the first inductance L 1, second inductance L 2, the 3rd inductance L 3, the 4th inductance L 4, the 5th inductance L 5, first electric capacity C1, the second electric capacity C2, the 3rd electric capacity C3, the 4th electric capacity C4 and the 5th electric capacity C5; One end of described first inductance L 1 is connected with antenna, also by the first electric capacity C1 ground connection, the other end of the first inductance L 1 connects one end of the second inductance L 2, also by the second electric capacity C2 ground connection; The other end of described second inductance L 2 connect the 3rd inductance L 3 one end, also by the 3rd electric capacity C3 ground connection, the other end of described 3rd inductance L 3 connects the 4th inductance L 4, the RFI port of Bluetooth control chip is also connected by the 4th electric capacity C4, one end of described 5th electric capacity C5 connect the second inductance L 2 one end, also by the 3rd electric capacity C3 ground connection, the other end of the 5th electric capacity C5 is connected with the RFO port of Bluetooth control chip, is also connected with the VDD_V port of Bluetooth control chip by the 5th inductance L 5.
The wireless communication signals that described transmission circuit is sent by antenna reception bluetooth equipment, and the wireless communication signals after the process of Bluetooth control chip is sent.
In order to obtain better communication information laser propagation effect, it is mutual that the bluetooth module on described Bluetooth of mobile phone and TF card adopts bluetooth 2.4G to carry out the communication information, and described TF card adopts general bluetooth module, compatibility can have the mobile phone of Bluetooth function.
On the basis of said system, as shown in Figure 4, present invention also offers one based on mobile phone solution
The car networking implementation method of code, wherein, comprising:
Sent by the mode of voice between the vehicle that S1, car networking background server is received.
S2, mobile phone receive and resolve the described communication information, and are sent by Bluetooth of mobile phone it.
The information that Bluetooth of mobile phone sends is received in S3, the TF clamping be arranged in navigator; Navigator operates accordingly according to described information.
Described step S2 comprises: install the backstage clothes that decoding application program receives the decode in mobile phone in advance
The information that business device sends, and its decoded information is sent by coupled Bluetooth of mobile phone.
Described step S2 comprises:
S21, decoding application program include the audio file of dtmf signal by the collection of handset audio equipment;
S22, call SO file the frequency of the audio file collected is changed, the audio frequency apparatus of itself and navigator is matched;
The DYMF signal comprised in audio file after inversion frequency is decoded by S23, the DTMF decoding storehouse of passing through to preset, and obtains the information comprised in described audio file.
The bluetooth module that described TF card comprises and Nandflash module;
The information comprised in described audio file after the decoding that described bluetooth module reception Bluetooth of mobile phone sends, and described information is stored in the Nandflash module of TF card; Navigator obtains described information from the Nandflash module of described TF card.
Car networked system based on mobile phone decoding provided by the present invention and its implementation, described system and method, the information that the background server of being networked by described car is on the one hand received sends in the mode of voice, described mobile phone receives described information and decodes to it, navigator arranges TF card, bluetooth module is increased on the other hand on described TF card, TF jig is made to have Bluetooth function, thus realize use this TF card can and Bluetooth of mobile phone between carry out radio communication, its decoded information sends by Bluetooth of mobile phone, bluetooth module on TF card receives described information, and be transferred to navigator, described navigator operates accordingly according to described information, between the vehicle that therefore can realize car intranet, information is by the mode transmission information of radio communication, provide users with the convenient.
Be understandable that, for those of ordinary skills, can be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, and all these change or replace the protection range that all should belong to the claim appended by the present invention.
Claims (9)
1., based on a car networked system for mobile phone decoding, it is characterized in that, comprise background server, mobile phone and navigator;
Described background server is the background server of car networking, is sent by the mode of voice for the communication information between the vehicle that received;
Described mobile phone, for receiving the decode the communication information that background server sends, and is sent its decoded communication information by bluetooth;
Described navigator, it is provided with the TF card with Bluetooth function, obtains the decoded communication information, and operate accordingly according to the content comprised in the described communication information by described TF card.
2. according to claim 1 based on the car networked system of mobile phone decoding, it is characterized in that, decoding application program is installed in described mobile phone;
Described decoding application program, the communication information that the background server for receiving mobile phone sends is decoded, and its decoded communication information is sent by coupled Bluetooth of mobile phone.
3. according to claim 2 based on the car networked system of mobile phone decoding, it is characterized in that, mobile phone includes the mode of dtmf signal audio file with collection by its audio frequency apparatus, receive the communication information that background server sends, the frequency of the audio file collected is changed by described decoding application call SO file, and the audio frequency apparatus of itself and navigator is matched.
4. according to claim 1 based on the car networked system of mobile phone decoding, it is characterized in that, the dtmf signal comprised in audio file after inversion frequency is also decoded for the DTMF decoding storehouse by presetting by described decoding application program, obtains the communication information comprised in described audio file.
5. according to claim 1 based on the car networked system of mobile phone decoding, it is characterized in that, described TF card comprises: the peripheral communication interfaces, Nandflash module, Nandflash control module and the bluetooth module that are connected successively;
Described Nandflash module is used for information and stores;
Described Nandflash control module, for carrying out flow-dividing control to the information stored in Nandflash module;
Described peripheral communication interfaces, for being arranged on described navigator, carries out communication information transmission with described navigator;
Described bluetooth module, is connected for setting up radio communication with the bluetooth module in mobile phone, and the communication information realized between navigator and mobile phone exchanges;
Described bluetooth module is connected by communication protocol with described Nandflash control module.
6., as claimed in claim 1 based on an implementation method for the car networked system of mobile phone decoding, it is characterized in that, comprising:
The communication information between the vehicle that the background server that A, car are networked is received is sent by the mode of voice;
B, mobile phone receive the decode the described communication information, and the decoded described communication information are sent by Bluetooth of mobile phone;
C, the TF clamping be arranged in navigator are received the decoded communication information that Bluetooth of mobile phone sends, and are transferred to navigator, and described navigator operates accordingly according to the described communication information.
7. according to claim 6 based on the implementation method of the car networked system of mobile phone decoding, it is characterized in that, described step B comprises: use preassembled decoding application program in mobile phone to decode to the described communication information that it receives, and the decoded communication information sent by Bluetooth of mobile phone.
8., according to claim 7 based on the implementation method of the car networked system of mobile phone decoding, it is characterized in that, described step B comprises:
B1, the collection of handset audio equipment include the audio file of dtmf signal;
The frequency of the audio file collected is changed by B2, decoding application call SO file, and the audio frequency apparatus of itself and navigator is matched;
The dtmf signal comprised in audio file after inversion frequency is decoded by B3, the DTMF decoding storehouse of passing through to preset, and obtains the communication information comprised in described audio file.
9., according to claim 8 based on the implementation method of the car networked system of mobile phone decoding, it is characterized in that, described TF card comprises bluetooth module and Nandflash module;
Described bluetooth module receives the decoded communication information that Bluetooth of mobile phone sends, and described information is stored in the Nandflash module of TF card; Navigator obtains the described communication information from the Nandflash module of described TF card.
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| CN201410540541.3A CN104320445A (en) | 2014-10-14 | 2014-10-14 | Internet-of-vehicles system based on mobile phone decoding and implementation method of Internet of vehicles |
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| CN201410540541.3A CN104320445A (en) | 2014-10-14 | 2014-10-14 | Internet-of-vehicles system based on mobile phone decoding and implementation method of Internet of vehicles |
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| CN106227079A (en) * | 2016-06-30 | 2016-12-14 | 大连楼兰科技股份有限公司 | Car networking embedded system uses method, platform and the application of DTMF technical controlling vehicle |
| CN112019484A (en) * | 2019-05-31 | 2020-12-01 | 阿里巴巴集团控股有限公司 | Method for acquiring sound source data and related equipment |
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Address after: 528100 F3 (F3), C District, southwest garden of Sanshui center science and Technology Industrial Park, Foshan, Guangdong Applicant after: Guangdong Ecar Telematics Service Co.,Ltd. Address before: 528100, No. 2, inner ring road, 1 North East Sea Road, Sanshui East Road, Sanshui District, Guangdong, Foshan 203, 204 Applicant before: Guangdong Ecar Telematics Service Co.,Ltd. |
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Application publication date: 20150128 |