CN201321007Y - Vehicle interactive personal multimedia audio-visual system - Google Patents
Vehicle interactive personal multimedia audio-visual system Download PDFInfo
- Publication number
- CN201321007Y CN201321007Y CNU2008202149468U CN200820214946U CN201321007Y CN 201321007 Y CN201321007 Y CN 201321007Y CN U2008202149468 U CNU2008202149468 U CN U2008202149468U CN 200820214946 U CN200820214946 U CN 200820214946U CN 201321007 Y CN201321007 Y CN 201321007Y
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- router
- terminal display
- terminal
- host server
- terminal displays
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Abstract
The utility model discloses a vehicle interactive personal multimedia audio-visual system, which comprises a host server, a primary router, shunted routers and terminal displays. The host server is provided with a Linux system, a data processing module, a data communication module and a functional module, wherein the data communication module performs data exchange with the terminal display; the functional module accepts an instruction for audio-visual on-demand and information inquiry from the terminal displays; an output port of the data communication module is connected with the primary router by a network table; the primary router transmits signals to various shunted routers; the shunted routers are connected with one to four terminal displays; the terminal displays are arranged in grooves in the middle part at the back of a backrest of a chair; the upper ends of the back sides of the terminal displays are hinged with iron casting brackets in the grooves, and each terminal display is provided with a panel which is provided with keys for adjusting volume, channels, brightness and contrast and headset jacks. Passengers can freely selectes programs in the host server to watch by controlling the terminal displays.
Description
Technical field
The utility model relates to a kind of vehicular interaction formula personal multi-media audio-video system, belongs to the multimedia video-audio system technical field.
Background technology
Audio-video system on the passenger vehicle is telltale of a DVD player drive of mono-at present, and all passengers can only watch same program simultaneously, do not want to see that the passenger of program also accepts the movie and video programs of DVD passively.DVD sounds by the loudspeaker that automobile carries simultaneously, and all passengers are forced to listen to, even can influence the driver of driving.This audio-video system can not satisfy different passengers to broadcast program and front and rear row passenger visual angle and the different demand of volume to telltale.
The utility model content
The technical problems to be solved in the utility model provides a kind of each passenger can independently select program, regulates the vehicular interaction formula personal multi-media audio-video system of volume.
For solving above technical matters, the technical scheme that the utility model is taked is, a kind of vehicular interaction formula personal multi-media audio-video system is provided, this system comprises host server, active router, branch router, terminal display, host server is equipped with linux system, be provided with the module that realizes data handing, with the functional module that terminal display carries out data communication module, receiving terminal telltale audio/video on demand and the information inquiry instruction of data exchange, the delivery port of data communication module is connected with the input port of active router by netting twine; Active router is installed on under-seat, and its input port is accepted the signal of host server, again signal is passed to each minute router by delivery port by netting twine; Divide router to be installed on under-seat, the input port of branch router is accepted the signal of active router, and its delivery port is connected with one to four station terminal telltale by netting twine; The backrest that terminal display is installed on seat is behind in the groove at middle part, ironware support in upper end, the terminal display back side and the groove is hinged, its signal input docks with the signal output that divides router, each terminal display is provided with guidance panel, and guidance panel is provided with the button and the earphone jack of volume, channel, brightness, contrast adjustment.
The direct supply that passenger vehicle carries provides 24v voltage to system, and terminal display inside is provided with three groups of mutual series connected step-down filter circuits and is connected with power supply.
This system can provide a manipulable terminal display for each passenger, the passenger can carry out program by the button above the operating terminal display operation panel and select, volume, brightness, contrast adjustment, simultaneity factor sound is exported by earphone, if the passenger does not need to watch that program only need pull out earphone, perhaps turning off one's own terminal display gets final product, all operations all not only can not have influence on other passenger, and realized the function of human-computer interaction, the passenger is by the control to terminal display, can arbitrarily transfer the inner program viewing of host server, the safety that has increased the recreational of passenger vehicle greatly and driven, the upper end, the back side of terminal display is hinged with the embedded iron parts in the backrest pan, and the passenger can be pulled away from backrest with the bottom of terminal display, regulates the angle of oneself liking and watches.At the direct current 24v power supply that passenger vehicle carries, three times step-down and Filtering Processing carried out to voltage in terminal display inside, guaranteed the cleaning of power supply, strengthened the anti-interference resistance of system.
Description of drawings
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the utility model vehicular interaction formula personal multi-media audio-video system.
The specific embodiment
As shown in Figure 1, this vehicular interaction formula personal multi-media audio-video system, comprise host server, active router, branch router, terminal display, host server be provided with the module that realizes data handing, with the functional module that terminal display carries out data communication module, receiving terminal telltale audio/video on demand and the information inquiry instruction of data exchange, the delivery port of data communication module is connected with the input port of active router by netting twine.Router is installed on under-seat, surpassing five class netting twines with one is connected the signal output of host server and the input port of any router, use network joint RJ45 compacting, with this router setting is active router, it is responsible for signal passed to other branch router, divide the number and the installation site of router to decide according to the situation at scene, the input port of branch router is accepted the signal of active router, its delivery port is drawn netting twine and is connected with terminal display, and joint equally all is with network interface RJ45 compacting.The backrest that terminal display is installed on seat is behind in the groove at middle part, ironware support in upper end, the terminal display back side and the groove is hinged, its signal input docks with the signal output that divides router, each terminal display is provided with guidance panel, and guidance panel is provided with the button and the earphone jack of volume, channel, brightness, contrast adjustment.Successively terminal display connected back energising and get final product, energising aft engine server self-opening is worked, and passenger's monitor switch that only need open a terminal can be operated.
Multinomial technology such as this system synthesis computing machine, communication, multimedia, TV tech realize functions such as audio/video on demand, information inquiry.The host server of system adopts linux system to build video server, by working out system program functional modules such as corresponding server end, data communication, client, make it to carry out communication with terminal program, realize the transmission of the above image quality of audio-visual MPG2 (720 * 576) 30 frames/second, the data transmission rate of host server and terminal is 95M～100M, and host server to the undamped transmission distance of terminal signaling is 85 meters.In the video-audio data transmission course, follow HTTP, procotols such as TCP, Real-time Transport Protocol is adopted in the video flowing transmission, by high bandwidth realization MPEG-1, the MPEG-2 of IP network, the program request of MPEG-4.2 digital video programs, each host server can connect 100 terminals at most.Guidance panel is provided with the button and the earphone jack of volume, channel, brightness, contrast adjustment.The guidance panel of passenger by above the terminal display, when selecting corresponding programme information to watch, can also select speed fast, slow, advance, retreat, redirect, etc. function, realized the individual veritably, with the effect of choosing.
Aspect vibrationproof, major equipment fixing all adopted locking and installed the yielding rubber pad between screw and the mounting hole additional in the system, the rolling power that is subjected to by the rubber pad shock attenuation device, thereby eliminate the impact that vibration brings system in the driving process, product can be implemented in vertical and two kinds of directions of level, and amplitude is a normal operation under the environment of 5cm, 50HZ high-frequency vibration.
Host server, router, the required power supply of terminal display with the wide pressure power supply of 10～42v direct current, are taken vehicle-mounted reference power supply direct current 24v all from passenger vehicle or locomotive self direct supply usually, and system is calculated with 30 terminals, and power consumption is about 800W.The internal circuit board of terminal display is provided with mutual series connected step-down filter circuit, power supply input terminal telltale is through 3 step-downs, be respectively 24-12v, 12-8v, 8-5v, power supply is every through a step-down, all can filter by the custom-designed filter circuit above the oversampling circuit version, through the power supply cleaning and reliable more that makes final system after these the 3 times filtrations, all product constituent elementss of system all adopt EMI/EMC to prevent Electromagnetic Design.
Claims (2)
1. vehicular interaction formula personal multi-media audio-video system is characterized in that this system comprises:
(1) host server---linux system is installed, be provided with the server end module that realizes data handing, with the functional module that terminal display carries out data communication module, receiving terminal telltale audio/video on demand and the information inquiry instruction of data exchange, the delivery port of data communication module is connected with the input port of active router by netting twine;
(2) active router---being installed on under-seat, its input port is accepted the signal of host server, again signal is passed to each minute router by delivery port by netting twine;
(3) divide router---being installed on under-seat, the input port of branch router is accepted the signal of active router, and its delivery port is connected with one to four station terminal telltale by netting twine;
(4) the terminal display---backrest that is installed on seat is behind in the groove at middle part, ironware support in upper end, the terminal display back side and the groove is hinged, its signal input docks with the signal output that divides router, each terminal display is provided with guidance panel, and guidance panel is provided with the button and the earphone jack of volume, channel, brightness, contrast adjustment.
2. vehicular interaction formula personal multi-media audio-video system according to claim 1 is characterized in that the direct supply that passenger vehicle carries provides 24v voltage to system, and terminal display inside is provided with three groups of mutual series connected step-down filter circuits and is connected with power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202149468U CN201321007Y (en) | 2008-12-26 | 2008-12-26 | Vehicle interactive personal multimedia audio-visual system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202149468U CN201321007Y (en) | 2008-12-26 | 2008-12-26 | Vehicle interactive personal multimedia audio-visual system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201321007Y true CN201321007Y (en) | 2009-10-07 |
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ID=41158395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202149468U Expired - Fee Related CN201321007Y (en) | 2008-12-26 | 2008-12-26 | Vehicle interactive personal multimedia audio-visual system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201321007Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063163A (en) * | 2011-01-05 | 2011-05-18 | 深圳市英卡特科技有限公司 | Multi-display screen vehicle-mounted computer |
| CN104145174A (en) * | 2012-03-02 | 2014-11-12 | 三菱电机株式会社 | In-vehicle information device and navigation device |
| CN107833127A (en) * | 2017-12-11 | 2018-03-23 | 赛拓信息技术有限公司 | Tax system PC end systems |
| CN113551684A (en) * | 2021-07-30 | 2021-10-26 | 中国第一汽车股份有限公司 | Multi-screen interaction navigation method and device, electronic equipment and storage medium |
-
2008
- 2008-12-26 CN CNU2008202149468U patent/CN201321007Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102063163A (en) * | 2011-01-05 | 2011-05-18 | 深圳市英卡特科技有限公司 | Multi-display screen vehicle-mounted computer |
| CN102063163B (en) * | 2011-01-05 | 2013-03-06 | 深圳市英卡特科技有限公司 | Multi-display screen vehicle-mounted computer |
| CN104145174A (en) * | 2012-03-02 | 2014-11-12 | 三菱电机株式会社 | In-vehicle information device and navigation device |
| CN104145174B (en) * | 2012-03-02 | 2016-01-20 | 三菱电机株式会社 | Car-mounted information apparatus and guider |
| CN107833127A (en) * | 2017-12-11 | 2018-03-23 | 赛拓信息技术有限公司 | Tax system PC end systems |
| CN113551684A (en) * | 2021-07-30 | 2021-10-26 | 中国第一汽车股份有限公司 | Multi-screen interaction navigation method and device, electronic equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20111226 |