CN102831915B - Vehicle-mounted Android platform - Google Patents
Vehicle-mounted Android platform Download PDFInfo
- Publication number
- CN102831915B CN102831915B CN201210275782.0A CN201210275782A CN102831915B CN 102831915 B CN102831915 B CN 102831915B CN 201210275782 A CN201210275782 A CN 201210275782A CN 102831915 B CN102831915 B CN 102831915B
- Authority
- CN
- China
- Prior art keywords
- information
- audio
- video information
- module
- video
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a vehicle-mounted Android platform. An objective of the invention is to provide a vehicle-mounted DVD based on the Android platform. The vehicle-mounted Android platform comprises: a MCU core module, a DVD decoding module, an ARM core module, and an audio frequency control unit. The MCU core module is used to collect key information and plug-in function module information. The DVD decoding module is used to read audio frequency information and video information of the DVD, decode the audio frequency information and output the audio frequency information, decode the video information and transform the decoded video information to video information with a BT656 format and output the transformed video information. The ARM core module receives the BT656 format video information output by a video decoder and drives a displayer to display the video information. The audio frequency control unit receives the audio frequency information output by an audio frequency decoder, amplifies the audio frequency information, and outputs the audio frequency information after sound effects processing. The vehicle-mounted Android platform can be used in vehicles.
Description
Technical field
The present invention relates to vehicle-mounted Android platform, especially relate to a kind of vehicle-carrying DVD of vehicle-mounted Android platform.
Background technology
Along with vehicle-carrying DVD high speed development in recent years, functionally carry out qualitative leap several times, flexible from single ingot, two ingot is general, bluetooth handsfree, navigation, special train are special, Digital Television, imitation screen be to digital screen.But due to this series products is all vehicle-carrying DVD based on Wince, and its hardware configuration can not complete more function, causes machine unification very outstanding.Therefore, the innovation in vehicle-carrying DVD market just needs a kind of new hardware platform, to solve vehicle-carrying DVD function limitation, the problem of product homogeneity.
Summary of the invention
The present invention is in order to solve prior art vehicle-carrying DVD function limitation, and the technical matters of product homogeneity, provides a kind of vehicle-mounted Android platform.
For solving the problems of the technologies described above, the technical solution used in the present invention is a kind of vehicle-mounted Android platform of design, and described vehicle-mounted Android platform comprises:
MCU nucleus module, it is for gathering key information and plug-in functional module information;
DVD decoder module, it is for reading audio-frequency information and the video information of DVD, the described audio-frequency information exporting of decoding, and described video information of decoding the video information described decoded video information being converted to BT656 form export;
ARM nucleus module, it receives the video information of the BT656 form that described Video Decoder exports and driving display shows described video information;
Audio control unit, it receives the audio-frequency information of described audio decoder output and is amplified by described audio-frequency information and export after audio effect processing.
Described ARM nucleus module comprises for receiving the video information of BT656 form that described Video Decoder exports and the driving display FLASH memory that shows the MPU chip of described video information, the DDR3 internal memory be connected with described MPU chip and be connected with described MPU chip;
Described DVD decoder module comprises for reading video disc audio-frequency information and the movement of video information, be connected with described movement and the audio-frequency information read for described movement of decoding with the mpeg decode chip of video information be connected with described mpeg decode chip and export described decoded audio-frequency information and the audio frequency and video processing module video information that described decoded video information converts BT656 form to exported.
Described MCU nucleus module comprise MCU chip, be connected with described MCU chip for detect vehicle-mounted equipment state vehicle-mounted state detection module, be connected with described MCU chip for detect key-press status button detection module, be connected with described MCU chip for Energy control and auxiliary export the control output module controlled and the radio function module for receiving broadcast be connected with described MCU chip.
The hardware platform that the present invention is formed by arranging MCU nucleus module, DVD decoder module, ARM nucleus module and Audio control unit, thus the reading that can realize based on the DVD under android system environment, the effect realized and machine performance, to a kind of fresh and new sensation of people, make vehicle-carrying DVD become the vehicle-carrying DVD of intelligence.
Accompanying drawing explanation
Below in conjunction with embodiment and accompanying drawing, the present invention is described in detail, wherein:
Fig. 1 is the schematic diagram of the vehicle-mounted Android platform of the present invention;
Fig. 2 is a specific embodiment schematic diagram of the ARM nucleus module of the vehicle-mounted Android platform of the present invention;
Fig. 3 is a specific embodiment schematic diagram of the DVD decoder module of the vehicle-mounted Android platform of the present invention;
Fig. 4 is a specific embodiment schematic diagram of the MCU nucleus module of the vehicle-mounted Android platform of the present invention;
Fig. 5 is a specific embodiment schematic diagram of the Audio control unit of the vehicle-mounted Android platform of the present invention.
Embodiment
Refer to Fig. 1.The vehicle-mounted Android platform of the present invention comprises MCU(Micro Control Unit, micro-control unit) nucleus module, DVD decoder module, ARM nucleus module and Audio control unit, wherein:
MCU nucleus module is for gathering key information and plug-in functional module information.The main MCU chip of MCU nucleus module and some input-output device composition.Input comprises the collection of detection to vehicle-mounted state, panel button.Export the power supply and some auxiliary output control that mainly control whole system, and achieve the control to radio module.Refer to Fig. 4.MCU nucleus module comprise MCU chip, be connected with described MCU chip for detect vehicle-mounted equipment state vehicle-mounted state detection module, be connected with described MCU chip for detect key-press status button detection module, be connected with described MCU chip for Energy control and auxiliary export the control output module controlled and the radio function module for receiving broadcast be connected with described MCU chip.
MCU nucleus module of the present invention achieves the power management to whole system, the management of the button to whole system and the connection to CAN, the information of CAN is resolved by MCU chip and is uploaded to the display of ARM nucleus module.
DVD decoder module mainly realizes the reading of video disc, and it reads the audio-frequency information of DVD and video information, the described audio-frequency information exporting of decoding, and described video information of decoding the video information described decoded video information being converted to BT656 form export.Refer to Fig. 3.DVD decoder module comprises for reading video disc audio-frequency information and the movement of video information, be connected with described movement and the audio-frequency information read for described movement of decoding with the mpeg decode chip of video information be connected with described mpeg decode chip and export described decoded audio-frequency information and the audio frequency and video processing module video information that described decoded video information converts BT656 form to exported.Decoder module of the present invention achieves the support to video disc.DVD decoder module also comprises memory ram, Flash, motor driving etc.
ARM nucleus module is for the video information of BT656 form that receives described Video Decoder and export and driving display shows described video information, and is responsible for the operation of android system, the operation of the driving that complete machine UI shows and application program.Refer to Fig. 2.ARM nucleus module comprises for receiving the video information of BT656 form that described Video Decoder exports and driving display shows the MPU(Micro Processor Unit of described video information, microprocessor) chip, the DDR3 internal memory be connected with described MPU chip and the FLASH memory be connected with described MPU chip.ARM nucleus module also comprises power supply unit and peripheral hardware etc.Peripheral hardware is connected with MPU chip with SDIO interface by the UART interface of MPU chip, USB interface, I2C interface.In this specific embodiment, UART interface is circumscribed with 6 UART equipment: UART equipment 1, UART equipment 2, UART equipment 3, UART equipment 4, UART equipment 5 and UART equipment 6.USB interface is circumscribed with 3 USB device: USB device 1, USB device 2 and USB device 3.I2C interface is circumscribed with 3 I2C equipment: I2C equipment 1, I2C equipment 2 and I2C equipment 3.SDIO interface is circumscribed with 3 SDIO equipment: SDIO equipment 1, SDIO equipment 2 and SDIO equipment 3.Video with the Audio interface of MPU chip is connected video end and the audio frequency end of other devices respectively.Because MPU chip has abundant interface, a lot of function can be realized, as mutual in what can realize between mpeg decode chip, what can realize between MCU chip is mutual, the control with IPOD equipment can be realized, the control of CMMB TV can be realized, the locating information that can realize GPS module receives, automobile CAN information can be realized, tire pressure can be realized detect, the mutual of BT module can be realized, the control to audio frequency and video unit can be realized, the control to simulated television can be realized, the control of resistance capacitance screen can be realized, reading media SD/TF card can be realized, the reading to USB flash disk hard disk can be realized, WIFI function can be realized, the control etc. of 3G module can be realized.
ARM nucleus module of the present invention has following functions:
1, can realize running 3D panoramic navigation software, comprise and realize Voice Navigation.GPS GPS has been widely used in in-vehicle multi-media system, but conventional navigation function needs to rely on human pilot manually to input navigation purpose ground, if operation there will be traffic safety hidden danger in driving process, and the appearance of Voice Navigation eliminates this hidden danger, human pilot only needs to navigate with reality by just completing golden planning of the setting on navigation purpose ground and road of navigate with host computer system by the form of talk with, and the navigation is comparatively hommization and safety more.
2, the broadcasting of bluetooth hand-free function and Bluetooth music can be realized, by voice-operated mode, inquire easily and need the contact phone dialed and call. safety facilitates again.
3, the function of media play can be realized, support a large amount of audio formats and video format, and realize the ID3 information of media file, the album cover comprising media file and the lyrics display of playing MP3.
4, the seamless link with network can be realized, allow user when taking also can without time surfing the web without ground, the mode realizing online comprises 3G online, by connecting mobile phone, by WIFI etc., cooperate to extend to the using function such as flash appeal/rescue/time-based maintenance prompting with background service business.
5, can realize Direct driver TFT to shield, without the need to increasing special screen drive IC, and be 24bit drive pattern, more common finer and smoother of display effect, also by LVDS mode Direct driver screen, realizes by Long line transmission mode.
6, full touch operation function can be realized, use conventional, electric-resistance screen can realize 2 touch, Direct driver capacitance plate.
7, can achieve wireless management.
8, the management of the audio-video source to whole system can be realized.
9, can realize the parsing to CMMB, the audio/video flow of CMMB is transmitted by USB stream.Tonequality, picture and cost have more advantage.
Audio control unit is for receiving the audio-frequency information of described audio decoder output and being amplified by described audio-frequency information and export after audio effect processing.Audio control unit can realize multiple sound resource input, can realize audio mixing and frequency spectrum output.Its concrete schematic diagram as shown in Figure 5.
Audio control unit of the present invention realizes the source of sound coupling of whole system, and each source of sound passage also can independent regulation, drives the loudspeaker on car through inner fixed gain function amplification.Audio control unit also can realize the Spectral acquisition to audio frequency, uploads to the process of ARM nucleus module, shows audible spectrum in real time, makes complete machine dynamic to people.
The present invention is based on MPU chip, and MCU chip and MPEG chip are auxiliary.MCU chip gathers key information and plug-in functional module information is uploaded to MPU chip by serial ports, by the process of MPU chip and display, mpeg decode chip mainly realizes the broadcasting of video disc, video information is input to the vision signal that Video Decoder converts BT656 form to by video change-over switch by vision signal, then MPU chip is input to, MPU chip Direct driver TFT display screen.Sound signal directly exports after Audio control unit process.The information of video disc is sent to MPU chip by serial ports by mpeg decode chip simultaneously.
The present invention can realize gorgeous UI, particularly supports the UI of 3D, supports 3D real scene navigation map, supports that the third party of magnanimity uses software, and perfect support is wireless interconnected, and realize speech recognition technology, perfection realizes human-computer interaction.
The hardware platform that the present invention is formed by arranging MCU nucleus module, DVD decoder module, ARM nucleus module and Audio control unit, thus the reading that can realize based on the DVD under android system environment, the effect realized and machine performance, to a kind of fresh and new sensation of people, make vehicle-carrying DVD become the vehicle-carrying DVD of intelligence.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (1)
1. a vehicle-mounted Android platform, is characterized in that: described vehicle-mounted Android platform comprises:
MCU nucleus module, it is for gathering key information and plug-in functional module information;
DVD decoder module, it is for reading audio-frequency information and the video information of DVD, the described audio-frequency information exporting of decoding, and described video information of decoding the video information described decoded video information being converted to BT656 form export;
ARM nucleus module, its receiver, video demoder export BT656 form video information and driving display shows described video information;
Audio control unit, described audio-frequency information also amplifies and exports after audio effect processing by the audio-frequency information that its audio reception demoder exports;
Described ARM nucleus module comprises for receiving the video information of BT656 form that described Video Decoder exports and the driving display FLASH memory that shows the MPU chip of described video information, the DDR3 internal memory be connected with described MPU chip and be connected with described MPU chip;
Described DVD decoder module comprises for reading video disc audio-frequency information and the movement of video information, be connected with described movement and the audio-frequency information read for described movement of decoding with the mpeg decode chip of video information be connected with described mpeg decode chip and export described decoded audio-frequency information and the audio frequency and video processing module video information that described decoded video information converts BT656 form to exported;
Described MCU nucleus module comprise MCU chip, be connected with described MCU chip for detect vehicle-mounted equipment state vehicle-mounted state detection module, be connected with described MCU chip for detect key-press status button detection module, be connected with described MCU chip for Energy control and auxiliary export the control output module controlled and the radio function module for receiving broadcast be connected with described MCU chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210275782.0A CN102831915B (en) | 2012-08-06 | 2012-08-06 | Vehicle-mounted Android platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210275782.0A CN102831915B (en) | 2012-08-06 | 2012-08-06 | Vehicle-mounted Android platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102831915A CN102831915A (en) | 2012-12-19 |
| CN102831915B true CN102831915B (en) | 2015-04-15 |
Family
ID=47335008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210275782.0A Active CN102831915B (en) | 2012-08-06 | 2012-08-06 | Vehicle-mounted Android platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102831915B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103093777B (en) * | 2012-12-28 | 2015-12-23 | Tcl康钛汽车信息服务（深圳）有限公司 | A kind of method and system adopting android system control DVD equipment |
| CN103533253B (en) * | 2013-04-27 | 2017-10-03 | 福尔达车联网（深圳）有限公司 | A kind of DVD function control method and device based on Android system |
| CN107360506A (en) * | 2017-08-02 | 2017-11-17 | 深圳创维汽车智能有限公司 | The radio of Android mobile unit starts method and Android mobile unit |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702325A (en) * | 2009-10-20 | 2010-05-05 | 陈育生 | Mobile liquid crystal DVD unit machine for surfing on line |
| CN101815183A (en) * | 2010-05-20 | 2010-08-25 | 锐迪科科技有限公司 | Digital TV hand-held terminal and working method thereof |
| CN201936182U (en) * | 2011-02-26 | 2011-08-17 | 文树川 | Vehicle-mounted intelligent control system |
| CN102457570A (en) * | 2011-08-10 | 2012-05-16 | 上海启索信息技术有限公司 | Intelligent vehicle-mounted communication informatization system and communication method based on 3-generation (3G) technology and cloud system |
| CN202796056U (en) * | 2012-08-06 | 2013-03-13 | 深圳乐投卡尔科技有限公司 | Vehicular Android platform |
-
2012
- 2012-08-06 CN CN201210275782.0A patent/CN102831915B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702325A (en) * | 2009-10-20 | 2010-05-05 | 陈育生 | Mobile liquid crystal DVD unit machine for surfing on line |
| CN101815183A (en) * | 2010-05-20 | 2010-08-25 | 锐迪科科技有限公司 | Digital TV hand-held terminal and working method thereof |
| CN201936182U (en) * | 2011-02-26 | 2011-08-17 | 文树川 | Vehicle-mounted intelligent control system |
| CN102457570A (en) * | 2011-08-10 | 2012-05-16 | 上海启索信息技术有限公司 | Intelligent vehicle-mounted communication informatization system and communication method based on 3-generation (3G) technology and cloud system |
| CN202796056U (en) * | 2012-08-06 | 2013-03-13 | 深圳乐投卡尔科技有限公司 | Vehicular Android platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102831915A (en) | 2012-12-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203135997U (en) | Vehicle information entertainment system having smartphone connecting function | |
| CN103440877A (en) | Device and method for interaction control over vehicle-mounted system and smart mobile terminal | |
| CN103137169A (en) | Vehicle-mounted end and method for controlling multimedia terminal through the same | |
| CN104468713A (en) | Vehicle-mounted integrated information system based on 3G/WIFI wireless network | |
| CN102831915B (en) | Vehicle-mounted Android platform | |
| CN204206332U (en) | A kind of device that car machine image is exported by Wi-Fi | |
| CN103037014A (en) | Vehicle-mounted system | |
| CN201887752U (en) | Multimedia digital equipment for taxi | |
| CN201585236U (en) | Vehicular digital multimedia playing equipment | |
| CN202814405U (en) | Vehicle-mounted multi-screen navigator system | |
| CN202796056U (en) | Vehicular Android platform | |
| CN201716989U (en) | Vehicle mounted multi-media three-screen independent play system | |
| CN201887953U (en) | Vehicle-mounted navigation terminal system based on digital voice transmission | |
| CN201559591U (en) | Vehicular multifunctional system | |
| CN204020770U (en) | A kind of Intelligent flat display terminal vehicle mounted multimedia matching system based on single bluetooth | |
| CN205302942U (en) | On -vehicle audio processing system | |
| CN202694029U (en) | WIFI mobile terminal multimedia playing system based on vehicle-mounted navigation | |
| CN202057951U (en) | Projection sound equipment | |
| CN103200243A (en) | Vehicle-mounted system and communication method thereof | |
| CN203376970U (en) | Vehicle-mounted video-audio device | |
| CN201199440Y (en) | All-purpose numeral diversion playing machine | |
| CN203366738U (en) | Audio playing device and audio playing system | |
| CN206993317U (en) | It is a kind of to be inserted on HDMI television sets and there is the network machine top box of playing function | |
| CN206212114U (en) | vehicle-mounted integrated system | |
| CN206908758U (en) | A kind of multimedia synchronous based on cloud platform plays device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161026 Address after: Wenzhou City, Zhejiang Province in 325000 port industry cluster zone, the administrative center of No. 1 building 156 room Patentee after: Vimar automotive Wenzhou Co. Ltd. Address before: 518000 west side of T3B5-a hi tech Industrial Village, Gao Yuan District, Shenzhen, Guangdong, Nanshan District Patentee before: Shenzhen Letou Kaer Technology Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161201 Address after: Qingpu District of Shanghai City Lai Hong Kong Road 201700 room No. 77 510-523 Patentee after: V-mark Automobile Technology Co Ltd Address before: Wenzhou City, Zhejiang Province in 325000 port industry cluster zone, the administrative center of No. 1 building 156 room Patentee before: Vimar automotive Wenzhou Co. Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201700 room 510-523, Laisheng Road, Qingpu District, Shanghai Patentee after: Wei Ma Automotive Technology Group Co., Ltd. Address before: 201700 room 510-523, Laisheng Road, Qingpu District, Shanghai Patentee before: V-mark Automobile Technology Co Ltd |