CN203276840U - Vehicular network multimedia terminal - Google Patents
Vehicular network multimedia terminal Download PDFInfo
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- CN203276840U CN203276840U CN 201320340770 CN201320340770U CN203276840U CN 203276840 U CN203276840 U CN 203276840U CN 201320340770 CN201320340770 CN 201320340770 CN 201320340770 U CN201320340770 U CN 201320340770U CN 203276840 U CN203276840 U CN 203276840U
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Abstract
A vehicular network multimedia terminal comprises a housing, a circuit board arranged inside the housing, a control circuit arranged on the circuit board. The control circuit comprises a main processing chip, a microprocessor connected with the main processing chip through an SPI interface, a real-time clock connected with the microprocessor through an I2C bus, a radio receiver module connected with the microprocessor through the I2C bus, a display screen connected with the microprocessor through the I2C bus, and a button connected with the microprocessor. The microprocessor sends a reset signal to the main processing chip for controlling and the microprocessor is connected with a vehicle power supply. The vehicular network multimedia terminal is controlled by two processors; the main processing chip carries out the main control; the microprocessor processes data such as the button, display, real-time clock, and radio receiver; the microprocessor receives the reset signal and transmits the reset signal to the main processing chip for the controlling; and the coordination and division of labor of the main processing chip and the microprocessor improve the processing speed and reaction speed of the whole vehicular network multimedia terminal.
Description
Technical field
The utility model relates to a kind of vehicle electronic device, particularly relates to a kind of In-vehicle networking multimedia terminal.
Background technology
Be connected means with network along with storage medium more and more abundanter and efficient, have influence on form and the application model of multimedia terminal equipment.Traditional vehicle-mounted multimedia terminal mainly adopts the video discs such as DVD, CD as the media store medium; And network connects, and is subject to the movability of automobile and the application model of traditional mobile unit, does not substantially possess.
Existing media store Media Ratio is more single, fall behind, uses seriously limited, as: DVD, that the CD reusability is poor, capacity is low, program is originated is limited, complicated operation, fragile, take the automotive storage space, the high volume of disk machine inner works cost is large; The mechanical hard disk shock resistance is poor, fragile, volume is heavier greatly; External USB flash disk or SD card affect outward appearance, easily lose, although indispensable, more as supplementary means as external storage medium; Not having wireless network to connect, can't carry out information interaction with passenger and the external world, is an isolated equipment, can not adapt to the application demand in network multimedia epoch; Can't realize the utility functions such as telemanagement and online program updating, fully by manual maintenance, the cost-effective rate is low; Extendability is poor, and under the situation that current science and technology is maked rapid progress, the very easily out-of-date using value that loses causes the wasting of resources.
If the data that need to process and the device of control are too many, can affect greatly again reaction velocity and the processing speed of terminal.
Summary of the invention
Based on this, be necessary to provide a kind of In-vehicle networking multimedia terminal of improving response speed.
A kind of In-vehicle networking multimedia terminal, comprise: housing, be arranged on the circuit board in described housing, be provided with control circuit on described circuit board, described control circuit comprises: main process chip, the microprocessor that is connected by the SPI interface with described main process chip, the real-time clock that is connected by the I2C bus with described microprocessor, the radio receiver module that is connected by the I2C bus with described microprocessor, the display screen that is connected by the SPI interface with described microprocessor, and the button that is connected by digital-to-analogue/analog-to-digital conversion module with described microprocessor; Described microprocessor is transferred to main process chip with reset signal and controls, and described microprocessor is linked in automobile power source.
In a preferred embodiment, also comprise: the vehicle-mounted audio process chip that is connected with described main process chip, the note amplifier and the earphone socket that are connected with described vehicle-mounted audio process chip.
In a preferred embodiment, also comprise: the digital rings that is connected with described vehicle-mounted audio process chip is around reverberation sound effect processing circuit, and Mike's module of being connected around the reverberation sound effect processing circuit with described digital rings; Described note amplifier is oppositely arranged on described board rear end; Described board rear end also is provided with without line amplifier, described note amplifier and the setting of arranging successively without line amplifier.
In a preferred embodiment, also comprise the buffer register that is connected with described main process chip, and the audio frequency and video module that is connected with described buffer register; Described audio frequency and video module is oppositely arranged on the rear end of described circuit board.
In a preferred embodiment, also comprise the WIFI module that is connected by USB interface with described main process chip, and the multiport transponder that is connected by USB interface with described main process chip, the 3G module that is connected with described multiport transponder.
In a preferred embodiment, also comprise: the circumscribed USB interface, the SD card module that are connected with described multiport transponder; Described radio receiver module is oppositely arranged on described WIFI module right side.
In a preferred embodiment, also comprise the solid state hard disc that is connected by the SATA interface with described main process chip; Described solid state hard disc, 3G module are successively set on described main process chip right side, and described 3G module is oppositely arranged on the front end of described circuit board; Described WIFI module is oppositely arranged on described 3G module rear end.
In a preferred embodiment, also comprise: the RS232/RS422/RS485 interface module that is connected by Transmit-Receive Unit with described main process chip.
In a preferred embodiment, also comprise: the buffer register that is connected with described main process chip, and the audio frequency and video module that is connected with described buffer register.
In a preferred embodiment, also comprise: the DDR3 memory modules and the flash memory module that are connected with described main process chip; Described main process chip is arm processor, and described main process chip is oppositely arranged on the centre position of described circuit board, and described DDR3 memory modules becomes L-type to be arranged in described main process chip periphery around described main process chip; Described microprocessor is arranged on the periphery of described main process chip.
above-mentioned In-vehicle networking multimedia terminal employing dual processor is controlled, main process chip plays major control, the microprocessor that is connected with main process chip is mainly processed button, show, real-time clock, signal and the data such as radio, microprocessor receives the signal of reset button and reset signal is transferred to main process chip and carries out processing controls simultaneously, main process chip and microprocessor are coordinated the division of labor, improve whole In-vehicle networking multimedia terminal processing speed and reaction velocity, the relatively independent division of labor work of main process chip and microprocessor, the coordinating and unifying coordinates again simultaneously, and due to Master control chip to some general datas such as communication data, multi-medium data is processed, microprocessor is used for some routine operations are reacted and routine data is processed, not high to the data processing requirements, can select the relatively cheap microprocessor of price, in the situation that the cost increase is little, the response speed and the data processing speed that improve, and be linked into by microprocessor and carry out power taking in vehicle power, avoid in the driving process, power-supply fluctuation has influence on too greatly the data of Master control chip and processes.
Description of drawings
Fig. 1 be the utility model one embodiment the In-vehicle networking multimedia terminal the schematic diagram of control circuit;
Fig. 2 is the circuit-board laying-out schematic diagram of the In-vehicle networking multimedia terminal of the utility model one embodiment.
Embodiment
As shown in Figures 1 and 2, the In-vehicle networking multimedia terminal 100 of the utility model one embodiment comprises: housing, be arranged on the circuit board 20 in housing.Be provided with control circuit 40 on circuit board 20.Control circuit 40 comprises: main process chip 42, the microprocessor 44 that is connected by the SPI interface with main process chip 42, the real-time clock 46 that is connected by the I2C bus with microprocessor 44, the radio receiver module 33 that is connected by the I2C bus with microprocessor 44, the display screen 48 that is connected by the SPI interface with microprocessor 44, and the button 49 that is connected by digital-to-analogue/analog-to-digital conversion module with microprocessor 44.Microprocessor 44 is transferred to main process chip 44 with reset signal and controls.Microprocessor 44 is linked in automobile power source ACC.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the vehicle-mounted audio process chip 41 that is connected with main process chip 42, the note amplifier 43 and the earphone socket 45 that are connected with vehicle-mounted audio process chip 41.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the digital rings that is connected with vehicle-mounted audio process chip 41 is around reverberation sound effect processing circuit 410, and Mike's module 412 of being connected around reverberation sound effect processing circuit 410 with digital rings.
Further, the note amplifier 43 of the present embodiment is oppositely arranged on circuit board 20 rear ends.Circuit board 20 rear ends also are provided with without line amplifier 50.Note amplifier 43 is arranged on the rear end of circuit board 20 with arranging successively without line amplifier 50.Radio receiver module 33 be connected without line amplifier 50, and export by loudspeaker after amplifying without line amplifier 50.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the buffer register 47 that is connected with main process chip 42, and the audio frequency and video module 472 that is connected with buffer register 47.Audio frequency and video module 472 is oppositely arranged on the rear end of circuit board 20.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the WIFI module 62 that is connected by USB interface with main process chip 42, and the multiport transponder 64, the 3G module 642 that is connected with multiport transponder 64 that are connected by USB interface with main process chip 42, reach the SIM card module 647 that is connected with 3G module 642.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the circumscribed USB interface 644 that is connected with multiport transponder 64, SD card module 646.
Further, the radio receiver module 33 of the present embodiment is oppositely arranged on WIFI module 62 right sides.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the solid state hard disc 66 that is connected by the SATA interface with main process chip 42.Preferably, the solid state hard disc 66 of the present embodiment, 3G module 642 are successively set on the right side of main process chip 42.3G module 642 is oppositely arranged on the front end of circuit board 20.WIFI module 62 is oppositely arranged on 3G module 642 rear ends.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the RS232/RS422/RS485 interface module 82 that is connected by Transmit-Receive Unit RX/TX with main process chip 42.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the buffer register 84 that is connected with main process chip 42, and the audio frequency and video module 86 that is connected with buffer register 84.
Further, the In-vehicle networking multimedia terminal 100 of the present embodiment also comprises: the DDR3 memory modules 83 that is connected with main process chip 42, and flash memory (FLASH) module 85.
Further, the main process chip 42 of the present embodiment is arm processor.Main process chip 42 is oppositely arranged on the centre position of circuit board 20.DDR3 memory modules 83 is arranged in main process chip 42 peripheries around 42 one-tenth L-types of main process chip.Microprocessor 44 is arranged on the periphery of main process chip 42.
Further, the main process chip 42 of the present embodiment is preferred, adopts the Cortex-A9 kernel processes chip of 1GHz dominant frequency, is equipped with 512MB ROM and 1GB RAM.Built-in SSD solid state hard disc 66 is also supported external double-H groove weld SB and SD card extension storage.Built-in WIFI module 62 and 3G module 642 form two wireless tunnel, can realize that real-time online management and program upgrade automatically, and can be used as the good platform of vehicle-mounted mobile gateway; Also integrated simultaneously high-quality power amplifier has been realized one-machine-multi-function, has simplified the equipment of crowded complexity in car and has installed and wiring, facilitates operation and maintenance.
The audio frequency and video module 472 of the present embodiment comprises: composite video broadcast singal (CVBS) socket, and color difference components (YpbPr) interface.
Microphones broadcasting and Kara OK functions are supported in the In-vehicle networking multimedia terminal 100 of the present embodiment, support the AM/FM function of radio receiver, support clear or clear 1 road aberration HD video output of 1 road sign of 4 road signs.Rearmounted RS232/RS422/RS485 interface module 82 can external GPS equipment.By WIFI module 62,3G module 642, and circumscribed USB interface 644, SD card support multipath advertisement, media, information, automatic software updating.By the external serial ports GPS of RS232/RS422/RS485 interface module 82 equipment, can realize that vehicle information management, log management, vehicle are located in real time, the business functions such as information map shows, Instant Ads issue and media library management.
The In-vehicle networking multimedia terminal 100 media store means of the present embodiment are flexibly abundant; With low cost, cost performance is high.One-machine-multi-function has been simplified the equipment of crowded complexity in car and has been installed and wiring, facilitates operation and maintenance; Extendability is splendid, can adapt to the multiple new ideas application such as Internet of Things, cloud terminal in years ahead.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.Should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. In-vehicle networking multimedia terminal, comprise: housing, be arranged on the circuit board in described housing, it is characterized in that: be provided with control circuit on described circuit board, described control circuit comprises: main process chip, the microprocessor that is connected by the SPI interface with described main process chip, the real-time clock that is connected by the I2C bus with described microprocessor, the radio receiver module that is connected by the I2C bus with described microprocessor, the display screen that is connected by the SPI interface with described microprocessor, and the button that is connected by digital-to-analogue/analog-to-digital conversion module with described microprocessor; Described microprocessor is transferred to main process chip with reset signal and controls, and described microprocessor is linked in automobile power source.
2. In-vehicle networking according to claim 1 multimedia terminal, is characterized in that: also comprise: the vehicle-mounted audio process chip that is connected with described main process chip, the note amplifier and the earphone socket that are connected with described vehicle-mounted audio process chip.
3. In-vehicle networking according to claim 2 multimedia terminal is characterized in that: also comprise: the digital rings that is connected with described vehicle-mounted audio process chip is around reverberation sound effect processing circuit, and Mike's module of being connected around the reverberation sound effect processing circuit with described digital rings; Described note amplifier is oppositely arranged on described board rear end; Described board rear end also is provided with without line amplifier, described note amplifier and the setting of arranging successively without line amplifier.
4. In-vehicle networking according to claim 1 multimedia terminal is characterized in that: also comprise: the buffer register that is connected with described main process chip, and the audio frequency and video module that is connected with described buffer register; Described audio frequency and video module is oppositely arranged on the rear end of described circuit board.
5. the described In-vehicle networking of according to claim 1 to 4 any one multimedia terminal is characterized in that: also comprise the WIFI module that is connected by USB interface with described main process chip, and the multiport transponder that is connected by USB interface with described main process chip, the 3G module that is connected with described multiport transponder.
6. In-vehicle networking according to claim 5 multimedia terminal, is characterized in that: also comprise: the circumscribed USB interface, the SD card module that are connected with described multiport transponder; Described radio receiver module is oppositely arranged on described WIFI module right side.
7. In-vehicle networking according to claim 5 multimedia terminal, is characterized in that: also comprise the solid state hard disc that is connected by the SATA interface with described main process chip; Described solid state hard disc, 3G module are successively set on described main process chip right side, and described 3G module is oppositely arranged on the front end of described circuit board; Described WIFI module is oppositely arranged on described 3G module rear end.
8. the described In-vehicle networking of according to claim 1 to 4 any one multimedia terminal is characterized in that: also comprise: the RS232/RS422/RS485 interface module that is connected by Transmit-Receive Unit with described main process chip.
9. the described In-vehicle networking of according to claim 1 to 4 any one multimedia terminal is characterized in that: also comprise: the buffer register that is connected with described main process chip, and the audio frequency and video module that is connected with described buffer register.
10. the described In-vehicle networking of according to claim 1 to 4 any one multimedia terminal, is characterized in that: also comprise: the DDR3 memory modules and the flash memory module that are connected with described main process chip; Described main process chip is arm processor, and described main process chip is oppositely arranged on the centre position of described circuit board, and described DDR3 memory modules becomes L-type to be arranged in described main process chip periphery around described main process chip; Described microprocessor is arranged on the periphery of described main process chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320340770 CN203276840U (en) | 2013-06-14 | 2013-06-14 | Vehicular network multimedia terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320340770 CN203276840U (en) | 2013-06-14 | 2013-06-14 | Vehicular network multimedia terminal |
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| Publication Number | Publication Date |
|---|---|
| CN203276840U true CN203276840U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320340770 Expired - Fee Related CN203276840U (en) | 2013-06-14 | 2013-06-14 | Vehicular network multimedia terminal |
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| CN (1) | CN203276840U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320379A (en) * | 2014-10-08 | 2015-01-28 | 陈刚 | Multimedia cloud intelligent system applied to transport means |
| CN104751867A (en) * | 2013-12-30 | 2015-07-01 | 大陆汽车投资（上海）有限公司 | Vehicle-mounted information entertainment system |
| CN113873205A (en) * | 2021-10-18 | 2021-12-31 | 中国联合网络通信集团有限公司 | Robot monitoring system and method |
-
2013
- 2013-06-14 CN CN 201320340770 patent/CN203276840U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104751867A (en) * | 2013-12-30 | 2015-07-01 | 大陆汽车投资（上海）有限公司 | Vehicle-mounted information entertainment system |
| CN104751867B (en) * | 2013-12-30 | 2018-04-13 | 大陆汽车投资（上海）有限公司 | Vehicle-mounted information and entertainment system |
| CN104320379A (en) * | 2014-10-08 | 2015-01-28 | 陈刚 | Multimedia cloud intelligent system applied to transport means |
| WO2016054835A1 (en) * | 2014-10-08 | 2016-04-14 | 陈刚 | Multimedia cloud intelligent system for transportation vehicle |
| CN104320379B (en) * | 2014-10-08 | 2017-12-15 | 陈刚 | A kind of multimedia cloud intelligence system applied on the vehicles |
| CN113873205A (en) * | 2021-10-18 | 2021-12-31 | 中国联合网络通信集团有限公司 | Robot monitoring system and method |
| CN113873205B (en) * | 2021-10-18 | 2023-12-22 | 中国联合网络通信集团有限公司 | Robot monitoring system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN COSTAR ELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHENZHEN JD DIGITAL TECHNOLOGY CO., LTD. Effective date: 20150908 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150908 Address after: 518000 Guangdong city of Shenzhen province Baoan District Fuyong street community peace Fuyuan Road 1 Yuyuan Industrial Park building A building B layer 1-3 1-5 layer Patentee after: Ju electricity Electronics Co., Ltd. of Shenzhen Address before: 518000 Room 806, Shanghai Automotive Building, Nanhai Road, Shenzhen, Guangdong, Nanshan District 4050, China Patentee before: SHENZHEN JD DIGITAL TECHNOLOGY CO., LTD. |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Fuyong Street Fuyuan Road No. 94 Yu Source Industrial Park building A 1-5 layer, B 1-3 layer Patentee after: Shenzhen Judian Intelligent Technologies Inc. Address before: 518000 Guangdong city of Shenzhen province Baoan District Fuyong street community peace Fuyuan Road 1 Yuyuan Industrial Park building A building B layer 1-3 1-5 layer Patentee before: Ju electricity Electronics Co., Ltd. of Shenzhen |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20180614 |
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| CF01 | Termination of patent right due to non-payment of annual fee |