CN208434062U - Intelligent network joins automobile Multi net voting media screen - Google Patents

Abstract

With the development of intelligent network connection automobile, it includes amusement that people freely can safely do other things during sitting, driving.Maximum change is exactly entertainment systems, past is regardless of journey length, amusement in terms of the sense of hearing is mainly provided by radio station, vehicle audio, and it cannot watch and especially watch media information, TV, film in real time, therefore deep exploitation is not carried out to this respect, the purpose of the utility model is to provide a kind of intelligent networks to join automobile Multi net voting media screen, the insufficient problem of stability, real-time, reliability when receiving media information to meet.

Description

Intelligent network joins automobile Multi net voting media screen

Technical field

The utility model relates to broadcasting television technology fields, and in particular to a kind of intelligent network connection automobile Multi net voting media screen.

Background technique

With the development of intelligent network connection automobile, people freely can safely make other thing packets during sitting, driving Include amusement.Maximum change is exactly entertainment systems, and the past regardless of journey length, is mainly mentioned by radio station, vehicle audio For the amusement in terms of the sense of hearing, and it cannot watch and especially watch media information, TV, film in real time, therefore not have to this respect Deep exploitation is carried out, for Modern human populations, it is desirable that the service such as media information, television reception provided on intelligent network connection automobile It requires to reach simultaneously and watches that stabilization is watched in real time, to meet higher experience requirements.

Summary of the invention

The purpose of the utility model is to provide a kind of intelligent networks to join automobile Multi net voting media screen, receives media letter to meet The insufficient problem of stability, real-time, reliability when breath.To overcome disadvantages mentioned above, realize live telecast, environmental sampling can By the purpose of operation, intelligent network connection automobile Multi net voting media screen disclosed by the utility model includes network module, environmental sampling mould Block, communication receiving module, conversion module, DTMB receiving antenna, top box of digital machine, route selection module, display module, power module, Intelligent network connecting port；The intelligent network connecting port is by 5V power connection points, 12V power connection points, 24V power connection points, HDMI High-definition interface, VGA image display interface, AUDIO-3.5MM audio interface, common ground tie point sequentially arrange from left to right Composition；The power module extends battery by LDO-5V voltage regulator circuit, LDO-12V voltage regulator circuit, 24V12AH lithium battery, 24V Interface composition, main function are to provide 5V power supply and give communication receiving module and conversion module, provide 12V power supply to network module, Environmental sampling module, top box of digital machine, route selection module, display module provide 24V power supply and give DTMB receiving antenna；The environment Sampling module is made of camera, front-end server；The conversion module input terminal is MicroUSB interface, output end HDMI High-definition interface, VGA image display interface and AUDIO-3.5MM audio interface；The display module input terminal is that HDMI high definition connects Mouth, VGA image display interface and AUDIO-3.5MM audio interface, output end are HDMI high-definition interface, VGA image display interface With AUDIO-3.5MM audio interface；The route selection module has an A and B two-way input terminal, every road input terminal have HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface, there is output end all the way, and output end has HDMI high-definition interface, VGA figure As display interface and AUDIO-3.5MM audio interface, using automatic switchover；There are four types of network insertions to distinguish for the network module It is that RJ45 interface wideband WAN access, TDD-LTE 4G network insertion, FDD-LTE 4G network insertion, WCDMA 3G network connect Enter；The network module, communication receiving module, conversion module are sequentially connected in series the A input terminal being followed by into route selection module, DTMB The B input terminal being followed by into route selection module, the output end of the route selection module and display is connected in series in receiving antenna, top box of digital machine Block coupled in series connection；The network module, communication receiving module, conversion module, route selection module, display module are sequentially connected in series At subchannel；The DTMB receiving antenna, top box of digital machine, route selection module, display module are sequentially connected in series into main channel；Institute Environmental sampling module, network module, communication receiving module, conversion module, route selection module, display module is stated to be sequentially connected in series into Environmental sampling channel.

Now by the technical principle of the utility model and wherein, specific module is illustrated.In system, network module is main Effect is to provide stable signal link for communication receiving module, environmental sampling module, is realized using broadband internet from CCTV Platform obtains purpose of the signal as backup signal, and the connectivity of signal link is key, and consideration will adapt to different places to use With the change in signal strength in different spaces, use Huawei's B315 router as module core, the network module has four Kind network access mode is based on RJ45 interface wideband WAN access, is based on TDD-LTE 4G network insertion, is based on FDD-LTE 4G Network insertion is based on WCDMA 3G network access, is used cooperatively place actual selection, and maximum speed is selected after place to use is tested The access way of rate, to ensure that signal link quality, the downlink of selected access way should be higher than that 20Mbps, time delay should be lower than 50ms.It communicates receiving module and selects Android system structure, while there are 128G or more in requirement, communicate receiving module main function It is that run specified application software include CCTV APP, is exported after decoding graphics/audio by MicroUSB interface, operation is surely after actual measurement Calmly, overall reliability is very high.Conversion module main function is that the signal for exporting MicroUSB interface is converted into HDMI high definition The output signal of interface, VGA image display interface and AUDIO-3.5MM audio interface is used to dock with rear end equipment.Environment Sampling module is made of camera, vertical lift holder, front-end server, uses big magnificent H.265 6,000,000 pixel network shooting Machine installs big China APP application software on communication receiving module simultaneously, and main function is that the image that will be shot is transmitted by WIFI Give communication receiving module, communication receiving module install after big China APP by MicroUSB interface output image for route selection module into Row signal behavior；5V power supply needed for the main function of power module is to provide communication receiving module and conversion module, provides net 12V power supply needed for network module, environmental sampling module, top box of digital machine, route selection module, display module is supplied to DTMB reception 24V power supply needed for antenna, 24V12AH lithium battery group built in power module and battery pack expansion interface are depressured steady using LDO Piezoelectricity line structure improves power supply EMI performance, and power module can provide whole system operation 4 hours or more under off-position of stopping.

When system is run, main channel is defeated through DTMB receiving antenna, top box of digital machine by DTMB spacing wave offer signal source Route selection module is arrived out, and display module is monitored to signal and provides three kinds of interfaces, including HDMI high-definition interface, VGA image are shown Show interface and AUDIO-3.5MM audio interface to meet the connection needs that different rear end equipments include Chinese herbaceous peony projector, normal shape State provides graphics/audio signal to rear end equipment using main channel.Subchannel provides broadband internet channel by network module, with Guarantee to CCTV platform link connection smoothly, communication receiving module opens application software and uses CCTV APP, selection target channel After image definition, routing mould is output to after communicating the converted module of signal of the MicroUSB interface output of receiving module Block.When main channel occurs abnormal, subchannel is automatically switched to using route selection module, signal restores unimpeded.

Environmental sampling channel is mainly used for the shooting, collecting to place to use image, and when operation opens communication receiving module Image is exported by MicroUSB interface after the big China APP selection image definition of application software, is output to choosing after converted module Road module.When needing place to use image to export to rear end equipment, manual switching is completed to operate to subchannel.

The beneficial effects of the utility model provide a kind of intelligent network connection automobile Multi net voting media screen, to solve tradition side Formula stability and reliability are insufficient, join the services such as media information, the television reception provided on automobile in intelligent network while reaching real When watch stabilization watch, meet higher experience requirements, at the same realize environmental sampling output image carry out Chinese herbaceous peony projection monitoring Purpose.

Detailed description of the invention

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

Fig. 1 intelligent network joins automobile Multi net voting media screen structure chart

Description of symbols

In Fig. 1: 11. environmental sampling modules, 12. network modules, 13. communication receiving modules, 14. conversion modules, 15. Route selection module, 16. display modules, 17. rear ends, 18. DTMB receiving antennas, 19. top box of digital machines, 20. power modules.

Specific embodiment

Now by taking operation as an example, the explanation of system schema is carried out.Main signal is using DTMB spacing wave through DTMB receiving antenna It receives, exports two kinds of signals of HDMI high-definition interface and AV video and audio interface after being demodulated with top box of digital machine 19, be supplied to Chinese herbaceous peony throwing Shadow machine.Due in traveling DTMB spacing wave can affected by environment and change, need to establish secondary signal path.

The intelligent network connection automobile Multi net voting media screen includes network module 12, environmental sampling module 11, communication reception mould Block 13, conversion module 14, DTMB receiving antenna 18, top box of digital machine 19, route selection module 15, display module 16, power module 20, Intelligent network connecting port；The intelligent network connecting port is by 5V power connection points, 12V power connection points, 24V power connection points, HDMI High-definition interface, VGA image display interface, AUDIO-3.5MM audio interface, common ground tie point sequentially arrange from left to right Composition；The power module 20 extends electricity by LDO-5V voltage regulator circuit, LDO-12V voltage regulator circuit, 24V12AH lithium battery, 24V Pond interface composition, main function are to provide 5V power supply to communication receiving module 13 and conversion module 14, provide 12V power supply to network Module 12, environmental sampling module 11, top box of digital machine 19, route selection module 15, display module 16 provide 24V power supply and connect to DTMB Receive antenna 18；The environmental sampling module 11 is by environmental sampling module by camera, vertical lift holder, front-end server group At；14 input terminal of conversion module be MicroUSB interface, output end be HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface；16 input terminal of display module be HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface, output end are that HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio connect Mouthful；The route selection module 15 has an A and B two-way input terminal, every road input terminal have HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface, there is an output end all the way, output end have HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface, using automatic switchover；The network module 12 is RJ45 interface respectively there are four types of network insertion Broadband WAN access, TDD-LTE 4G network insertion, FDD-LTE 4G network insertion, WCDMA 3G network access；The network Module 12, communication receiving module 13, conversion module 14 are sequentially connected in series the A input terminal being followed by into route selection module 15, and DTMB connects Receive antenna 18, the B input terminal being followed by into route selection module 15, the output end of the route selection module 15 is connected in series in top box of digital machine 19 It is connected in series with display module 16；The network module 12, communication receiving module 13, conversion module 14, route selection module 15, display Module 16 is sequentially connected in series into subchannel；The DTMB receiving antenna 18, top box of digital machine 19, route selection module 15, display mould Block 16 is sequentially connected in series into main channel；The environmental sampling module 11, network module 12, communication receiving module 13, modulus of conversion Block 14, route selection module 15, display module 16 are sequentially connected in series into environmental sampling channel.

In system, 12 main function of network module be provided for communication receiving module 13, environmental sampling module 11 it is stable Signal link is realized from CCTV platform using broadband internet and obtains signal as the purpose of backup signal, the company of signal link The general character is key, and consideration will adapt to different places to use and the change in signal strength in different spaces, use the road Huawei B315 By device as module core, there are four types of network access modes to be based on RJ45 interface wideband WAN access for the network module 12, is based on TDD-LTE 4G network insertion is based on FDD-LTE 4G network insertion, is based on WCDMA 3G network access, is used cooperatively place Actual selection selects the access way of maximum rate, after place to use is tested to ensure signal link quality, selected access side The downlink of formula should be higher than that 20Mbps, and time delay should be lower than 50ms.It communicates receiving module 13 and selects Android system structure, while in requirement There are 128G or more, communication 13 main function of receiving module is that the specified application software of operation includes CCTV APP, paddy beans APP, decoding It is exported after graphics/audio by MicroUSB interface, it is stable after actual measurement, overall reliability is very high.Conversion module 14 is main Effect is that the signal for exporting MicroUSB interface is converted into HDMI high-definition interface, VGA image display interface and AUDIO- The output signal of 3.5MM audio interface is used to dock with rear end 17 equipment.Environmental sampling module 11 is by camera, vertical lift Holder, front-end server composition, using big magnificent H.265 6,000,000 pixel web camera, while on communication receiving module 13 Big China APP application software is installed, main function is to send the image of shooting to communication receiving module 13 by WIFI, and communication connects It receives after module 13 installs big China APP and passes through MicroUSB interface output image for the progress signal behavior of route selection module 15；Power supply mould 5V power supply needed for the main function of block 20 is to provide communication receiving module 13 and conversion module 14, provides network module 12, ring 12V power supply needed for border sampling module 11, top box of digital machine 19, route selection module 15, display module 16 is supplied to DTMB and receives day 24V power supply needed for line 18,24V12AH lithium battery group built in power module 20 and battery pack expansion interface, are depressured using LDO Voltage regulator circuit structure improve power supply EMI performance, stop off-position under power module 20 can provide whole system run 4 hours with On.

When system is run, main channel provides signal source through DTMB receiving antenna 18, top box of digital machine by DTMB spacing wave 19 are output to route selection module 15, and display module 16 is monitored to signal and provides three kinds of interfaces, including HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface are to meet the connection that different 17 equipment of rear end include Chinese herbaceous peony projector It needs, normal condition provides graphics/audio signal to 17 equipment of rear end using main channel.Subchannel provides width by network module 12 Band internet channel, to guarantee to CCTV platform link connection smoothly, communication receiving module 13 opens application software and uses centre Depending on APP, after selection target channel and image definition, the signal of the MicroUSB interface output of communication receiving module 13 is converted Route selection module 15 is output to after module 14.When main channel occurs abnormal, subchannel is automatically switched to using route selection module 15, is believed Number recovery is unimpeded.

Environmental sampling channel is mainly used for pairUse groundThe shooting, collecting of point image opens communication receiving module 13 when operation Application software big China APP selection image definition after image exported by MicroUSB interface, exported after converted module 14 To route selection module 15.When needing place to use image to export to 17 equipment of rear end, manual switching is completed to operate to subchannel.

The intelligent network connection automobile Multi net voting media screen of the utility model can be provided with low be dropped on intelligent network connection automobile The services such as media information, television reception reach watch that stabilization is watched in real time simultaneously, meet higher experience requirements, realize simultaneously Environmental sampling exports the purpose that image carries out Chinese herbaceous peony projection monitoring.

Claims (1)

1. a kind of intelligent network joins automobile Multi net voting media screen, it is characterised in that: including network module, environmental sampling module, communication Receiving module, conversion module, DTMB receiving antenna, top box of digital machine, route selection module, display module, power module, intelligent network connection Interface；The intelligent network connecting port by 5V power connection points, 12V power connection points, 24V power connection points, HDMI high-definition interface, VGA image display interface, AUDIO-3.5MM audio interface, common ground tie point sequentially rearrange from left to right；It is described Power module is made of LDO-5V voltage regulator circuit, LDO-12V voltage regulator circuit, 24V12AH lithium battery, 24V extension battery interface, Main function is to provide 5V power supply to communication receiving module and conversion module, provides 12V power supply to network module, environmental sampling mould Block, top box of digital machine, route selection module, display module provide 24V power supply and give DTMB receiving antenna；The environmental sampling module by Camera, vertical lift holder, front-end server composition；The conversion module input terminal is MicroUSB interface, and output end is HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface；The display module input terminal is HDMI high Clear interface, VGA image display interface and AUDIO-3.5MM audio interface, output end is HDMI high-definition interface, VGA image is shown Interface and AUDIO-3.5MM audio interface；The route selection module has A and B two-way input terminal, and every road input terminal has HDMI high definition Interface, VGA image display interface and AUDIO-3.5MM audio interface, there is an output end all the way, output end have HDMI high-definition interface, VGA image display interface and AUDIO-3.5MM audio interface, using automatic switchover；There are four types of network insertions for the network module It is RJ45 interface wideband WAN access, TDD-LTE 4G network insertion, FDD-LTE 4G network insertion, WCDMA 3G network respectively Access；The network module, communication receiving module, conversion module are sequentially connected in series the A input terminal being followed by into route selection module, DTMB receiving antenna, top box of digital machine, which are connected in series, is followed by B input terminal into route selection module, the output end of the route selection module with Display module is connected in series；The network module, communication receiving module, conversion module, route selection module, display module are sequentially connected in series Connect into subchannel；The DTMB receiving antenna, top box of digital machine, route selection module, display module are sequentially connected in series into main logical Road；The environmental sampling module, network module, communication receiving module, conversion module, route selection module, display module are sequentially connected in series Connect into environmental sampling channel.