CN203039928U - Multi-screen interaction vehicle-mounted system based on Android system - Google Patents
Multi-screen interaction vehicle-mounted system based on Android system Download PDFInfo
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- CN203039928U CN203039928U CN 201320008423 CN201320008423U CN203039928U CN 203039928 U CN203039928 U CN 203039928U CN 201320008423 CN201320008423 CN 201320008423 CN 201320008423 U CN201320008423 U CN 201320008423U CN 203039928 U CN203039928 U CN 203039928U
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Abstract
The utility model solves a technical problem aiming at a default in the prior art and provides a multi-screen interaction vehicle-mounted system based on an Android system, and the default of safety hidden trouble is brought by a vehicle owner to check mobile terminals like a cellphone in a driving process. The system comprises a vehicle-mounted terminal and a mobile terminal connected through a mobile high-definition link (MHL), wherein the vehicle-mounted terminal comprises a charging device, a TW8860 channel switching platform, a vehicle-mounted display, a loudspeaker, a signal switch chip, a processor and a general asynchronous transmit-receive device, and the mobile terminal comprises a touch control display and a signaling device. The multi-screen interaction vehicle-mounted system based on the Android system can enable a vehicle machine screen and a cellphone mobile terminal screen to synchronically display consistent content, display images and play audio frequencies in a real time manner, and the system is easy for a driver to operate, improves driving safety, and increases user experience.
Description
Technical field
The present invention relates to vehicle electric field, relate in particular to the interactive onboard system of a kind of multi-screen based on the Android system.
Background technology
In-vehicle communication system is on intelligent transportation system, sensor network technique development foundation, and the wireless communication technology of application of advanced on vehicle realizes traffic advanced IT application, intelligentized means.The extensive definition of in-vehicle communication system refers to be loaded in the mobile communcations system on the automobile.Vehicular communication system organically combines traffic participant, the vehicles and environment thereof by car car, bus or train route communication, has improved safety and the efficient of traffic system.
In the prior art, driver and crew can be connected to mobile devices such as mobile phone on the car-mounted terminal, by the operation on the car-mounted terminal, and audio file or the video file stored in the mobile devices such as realization broadcast mobile phone.But this occupation mode needs comparatively complicated operations, may bring very big inconvenience to driver and crew.Particularly in the process of driving, when driver and crew were difficult in the normal driving vehicle, the operation car-mounted terminal was controlled audio plays or video.Simultaneously, prior art is difficult to realize the Screen sharing function of mobile devices such as car-mounted terminal and mobile phone, the screen content that is about to mobile device such as mobile phone can be mapped on the screen of car-mounted terminal in real time, makes can realize corresponding operating to car-mounted terminal to the direct control of mobile phone.
HDMI (High Definition Multimedia Interface) (English: High Definition Multimedia Interface; HDMI) be a kind of digitized video/audio interface technology; it is the tailored version digital interface that is fit to the image transmission; it can transmit audio frequency and video-audio signal simultaneously, need not simultaneously to transmit advance capable D/A or mould/number conversion at signal.Portable terminal high-definition audio and video standard interface (English: Mobile High-Definition Link MHL), it is a kind of audio-visual standard interface that connects portable consumer electronic device, MHL only uses a bars cable, just can support the quality digital high sharpness video of 1080p resolution.Only need 5 pins just can provide the high-definition audio and video signal, it allows to adopt the micro connector of a suitable portable set to realize.If any one in can be in car-mounted terminal compatible these two kinds of interfaces, then help easily the screen content of mobile electronic devices such as mobile phone immediately is mapped on the screen of car-mounted terminal, realize the Screen sharing function, solve technical problem above-mentioned in the prior art effectively.
Summary of the invention
The technical problems to be solved in the utility model is, in prior art, checks the defective of the potential safety hazard that portable terminal such as mobile phone brings easily in car owner's driving process, the utility model proposes the interactive onboard system of a kind of multi-screen based on the Android system.
The technical scheme that the prior art problem that solves the utility model adopts is the interactive onboard system of a kind of multi-screen based on the Android system of structure, and this system comprises:
Car-mounted terminal and portable terminal, portable terminal links to each other by portable terminal high-definition audio and video standard interface with car-mounted terminal, wherein, described car-mounted terminal comprises charging device, the signal converting chip, TW8860 passage switching platform, Vehicular display device, processor, loud speaker and universal asynchronous receiving-transmitting device, described portable terminal comprises touch control display, sender unit, wherein charging device is used for mobile device is charged, the signal converting chip is used for the signal of data source output is handled that described signal is adjusted to predetermined form, the described signal that TW8860 passage switching platform is used for handling switches to other system and plays, Vehicular display device is used for showing image, processor is used for that data source is carried out audio frequency and switches, loud speaker is used for playing audio signal, the universal asynchronous receiving-transmitting device is used for the transmission of control data source, touch control display is used for the touch-control instruction of mobile terminal receive, and sender unit is used for the signal of the data source output of transmission portable terminal.
The operating system that car-mounted terminal adopts is Android operating system.
The signal that sender unit is exported data source by portable terminal high-definition audio and video standard interface is sent to car-mounted terminal.
The signal of data source output comprises picture signal and audio signal.
Picture signal is transferred to described signal converting chip by described portable terminal high-definition audio and video standard interface, after the processing by described signal converting chip, be sent to described TW8860 passage switching platform, after the processing by described TW8860 passage switching platform, the picture signal that produces is shown by Vehicular display device.
Audio signal is transferred to described signal converting chip by described portable terminal high-definition audio and video standard interface, after the processing by described signal converting chip, transfer to described TW8860 passage switching platform, after the processing by described TW8860 passage switching platform, transfer to described universal asynchronous receiving-transmitting device, after the processing by described universal asynchronous receiving-transmitting device, the audio signal that produces is play by loud speaker.
Can stab the joining day in audio signal and the picture signal, realize that the nothing of audio frequency and image postpones output synchronously.
Implement the utility model mobile terminal screens such as vehicle-carrying display screen curtain and mobile phone are established a communications link, and show consistent content synchronously.Like this, can be with the content delivery on the display screen of portable terminals such as mobile phone in vehicle-carrying display screen, and the place input is carried out in the speech recognition on the use mobile phone, can avoid allowing the driver bow in the driving way watches and operating handset, not only simplified operation easier, and make driver's drive safety improve greatly, simultaneously, the utility model also can be with audio frequency and the video of portable terminals such as mobile phone, overall transfer obtains better to play experience to engine end and utilize the loud speaker of car machine to play in real time when playing.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is that the utility model is based on the structured flowchart of the interactive onboard system of multi-screen of Android system;
Fig. 2 is that the utility model is based on the picture signal flow chart of the interactive onboard system of multi-screen of Android system;
Fig. 3 is that the utility model is based on the audio signal flow process figure of the interactive onboard system of multi-screen of Android system.
Embodiment
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Be that the utility model is based on the structured flowchart of the interactive onboard system of multi-screen of Android system as shown in Figure 1, this system comprises car-mounted terminal 100 and portable terminal 10, wherein, car-mounted terminal 100 links to each other by portable terminal high-definition audio and video standard interface (MHL) with portable terminal 10, car-mounted terminal 100 comprises charging device 120, and this device is used for the mobile device that connects is charged.The operating system of car-mounted terminal is Android operating system, portable terminal can be based on several operation systems, for example Android operating system, IOS operating system or WindowsMobile operating system, this portable terminal can be panel computer, mobile phone or notebook computer.
Be the utility model as shown in Figure 2 based on the picture signal flow chart of the interactive onboard system of multi-screen of Android system, this portable terminal 10 comprises sender unit 20 and touch-control display screen 30; This car-mounted terminal 100 comprises signal converting chip 50, TW8860 passage switching platform 60, Vehicular display device 110.Portable terminal 10 links to each other by portable terminal high-definition audio and video standard interface 40 with car-mounted terminal 100.Portable terminal 10 receives the user to the operational order of image by touch-control display screen 30, this operational order is sent to car-mounted terminal 100 by the sender unit 20 in the portable terminal 10, be sent to signal converting chip 50 by portable terminal high-definition audio and video standard interface 40 immediately, after 50 pairs of operational orders of signal converting chip are handled, treated operational order is sent to TW8860 passage switching platform 60,60 pairs of data sources of TW8860 passage switching platform are switched, and will be sent to Vehicular display device 110 through the signal that switches and show.
In the above-described embodiments, portable terminal 10 can be based on the mobile phone of Android system, obtain user's operational order by the touch-control display screen 30 of this mobile phone, perhaps obtain the picture signal of this mobile phone, by the sender unit 20 in the mobile phone command signal or picture signal are sent (for example the mobile phone of part A ndroid operating system has this interface) by MHL portable terminal high-definition audio and video standard interface, change by 50 pairs of picture signals of the signal converting chip in the car-mounted terminal 100, the view data that formation can be identified, pass through the processing of TW8860 passage switching platform 60 then, form the form that car-mounted terminal can show, in Vehicular display device 110, show then.
Be the utility model as shown in Figure 3 based on the audio signal flow process figure of the interactive onboard system of multi-screen of Android system, this portable terminal 10 comprises sender unit 20 and touch-control display screen 30; This car-mounted terminal 100 comprises signal converting chip 50, TW8860 passage switching platform 60, universal asynchronous receiving-transmitting device (IUAR) 70, processor 80 and loud speaker 90.Portable terminal 10 links to each other by portable terminal high-definition audio and video standard interface 40 with car-mounted terminal 100.Portable terminal 10 receives user's operational order by touch-control display screen 30, by this operational order, audio signal is sent to car-mounted terminal 100 with the form of data source by the sender unit 20 in the portable terminal 10, this audio data sources is sent to signal converting chip 50 by portable terminal high-definition audio and video standard interface 40, after 50 pairs of audio data sources of signal converting chip are handled, treated audio data sources is sent to TW8860 passage switching platform 60,60 pairs of audio data sources of TW8860 passage switching platform are switched, to be sent to universal asynchronous receiving-transmitting device 70 through the audio signal of switching, carry out audio mixing by this device and 80 pairs of audio data sources of processor and handle, the audio data sources after the processing is play by loud speaker 90.
In the present embodiment, can be in audio data sources and image data source the joining day stab, realize the synchronous output of audio frequency and image.
In the present embodiment, processor 80 can utilize Freescale i.MAX53 automotive grade processor.
Simultaneously, the utility model can utilize the mobile device of 120 pairs of connections of charging device to charge according to existing charging modes.
Claims (7)
1. one kind based on the interactive onboard system of the multi-screen of Android system, it is characterized in that, comprise car-mounted terminal and portable terminal, described portable terminal links to each other by portable terminal high-definition audio and video standard interface with described car-mounted terminal, wherein, described car-mounted terminal comprises charging device, the signal converting chip, TW8860 passage switching platform, Vehicular display device, processor, loud speaker and universal asynchronous receiving-transmitting device, described portable terminal comprises touch control display, sender unit, wherein charging device is used for mobile device is charged, the signal converting chip is used for the signal of data source output is handled that described signal is adjusted to predetermined form, the described signal that TW8860 passage switching platform is used for handling switches to other system and plays, Vehicular display device is used for showing image, processor is used for that data source is carried out audio frequency and switches, loud speaker is used for playing audio signal, the universal asynchronous receiving-transmitting device is used for the transmission of control data source, touch control display is used for the touch-control instruction of mobile terminal receive, and sender unit is used for the signal of the data source output of transmission portable terminal.
2. the interactive onboard system of the multi-screen based on the Android system according to claim 1 is characterized in that the operating system that described car-mounted terminal adopts is Android operating system.
3. the interactive onboard system of the multi-screen based on the Android system according to claim 1 is characterized in that the signal that described sender unit is exported data source by portable terminal high-definition audio and video standard interface is sent to car-mounted terminal.
4. the interactive onboard system of the multi-screen based on the Android system according to claim 3 is characterized in that the signal of described data source output comprises picture signal and audio signal.
5. the interactive onboard system of the multi-screen based on the Android system according to claim 4, it is characterized in that, described picture signal is transferred to described signal converting chip by described portable terminal high-definition audio and video standard interface, after the processing by described signal converting chip, be sent to described TW8860 passage switching platform, after the processing by described TW8860 passage switching platform, the picture signal that produces is shown by Vehicular display device.
6. the interactive onboard system of the multi-screen based on the Android system according to claim 4, it is characterized in that, described audio signal is transferred to described signal converting chip by described portable terminal high-definition audio and video standard interface, after the processing by described signal converting chip, transfer to described TW8860 passage switching platform, after the processing by described TW8860 passage switching platform, transfer to described universal asynchronous receiving-transmitting device, after the processing by described universal asynchronous receiving-transmitting device, the audio signal that produces is play by loud speaker.
7. it is characterized in that according to claim 5 and the interactive onboard system of 6 described multi-screens based on the Android system, can stab the joining day in described audio signal and the described picture signal, realize that the nothing of audio frequency and image postpones output synchronously.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320008423 CN203039928U (en) | 2013-01-08 | 2013-01-08 | Multi-screen interaction vehicle-mounted system based on Android system |
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| CN 201320008423 CN203039928U (en) | 2013-01-08 | 2013-01-08 | Multi-screen interaction vehicle-mounted system based on Android system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595944A (en) * | 2013-11-22 | 2014-02-19 | 惠州华阳通用电子有限公司 | Wi-Fi display switching device and method among terminals |
| CN104301507A (en) * | 2013-07-15 | 2015-01-21 | Lg电子株式会社 | Mobile terminal and control method thereof |
| CN104954969A (en) * | 2014-08-18 | 2015-09-30 | 深圳弘范网络科技有限公司 | Communication system of vehicle-mounted electronic equipment and communication method thereof |
| CN106371792A (en) * | 2016-10-26 | 2017-02-01 | 深圳市赛格导航科技股份有限公司 | Android vehicle-mounted terminal, and method and deice for double-screen display based on same |
| CN111475075A (en) * | 2020-04-01 | 2020-07-31 | 上海擎感智能科技有限公司 | Vehicle-mounted screen control method, management system and computer-readable storage medium |
-
2013
- 2013-01-08 CN CN 201320008423 patent/CN203039928U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104301507A (en) * | 2013-07-15 | 2015-01-21 | Lg电子株式会社 | Mobile terminal and control method thereof |
| CN104301507B (en) * | 2013-07-15 | 2020-07-03 | Lg电子株式会社 | Mobile terminal and control method thereof |
| CN103595944A (en) * | 2013-11-22 | 2014-02-19 | 惠州华阳通用电子有限公司 | Wi-Fi display switching device and method among terminals |
| CN104954969A (en) * | 2014-08-18 | 2015-09-30 | 深圳弘范网络科技有限公司 | Communication system of vehicle-mounted electronic equipment and communication method thereof |
| CN104954969B (en) * | 2014-08-18 | 2019-02-01 | 深圳弘范网络科技有限公司 | A kind of communication system and its communication means of vehicle electronic device |
| CN106371792A (en) * | 2016-10-26 | 2017-02-01 | 深圳市赛格导航科技股份有限公司 | Android vehicle-mounted terminal, and method and deice for double-screen display based on same |
| CN111475075A (en) * | 2020-04-01 | 2020-07-31 | 上海擎感智能科技有限公司 | Vehicle-mounted screen control method, management system and computer-readable storage medium |
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Granted publication date: 20130703 |
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