CN104754383A - Vehicle audio and video playing system based on wireless network - Google Patents
Vehicle audio and video playing system based on wireless network Download PDFInfo
- Publication number
- CN104754383A CN104754383A CN201510141134.XA CN201510141134A CN104754383A CN 104754383 A CN104754383 A CN 104754383A CN 201510141134 A CN201510141134 A CN 201510141134A CN 104754383 A CN104754383 A CN 104754383A
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- CN
- China
- Prior art keywords
- audio
- video
- wireless network
- module
- vehicle
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- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41422—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance located in transportation means, e.g. personal vehicle
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
Abstract
The invention discloses a vehicle audio and video playing system based on a wireless network. The system comprises an antenna, a wireless network assessing module, a processing module, a displaying module and an audio and video playing module. The antenna is used for emitting and receiving radio waves of the wireless network; the wireless network assessing module is used for establishing network assess with the wireless network through the antenna; the processing module comprises a downloading unit, an encoding unit and a storing unit, the downloading unit is used for downloading audio and video data through the internet through the established network, the encoding unit is used for encoding the downloaded audio and video data, and the storing unit is used for storing and transmitting the encoded audio and video data to the displaying module; the displaying module is used for displaying the audio and video data allowing a user to receive selectively; the audio and video playing module is used for playing the audio and video data selected by the user. According to the system, the disc input by the user or audio and video data stored by the user are not depended on only, the audio and video data can be updated by utilizing the wireless network fully, the audio and video data acquisition manner is flexible, and the using efficiency of the whole system is improved.
Description
Technical field
The present invention relates to a kind of vehicle-mounted video and audio Play System based on wireless network, belong to the technical field of vehicle-mounted video and audio equipment.
Background technology
Along with the development of technology, Vehicle Technology also promotes gradually, as GPS vehicle positioning technology, has merged wireless communication technology and gps system location technology, has ACC and detects, shakes anti-theft alarm function.User can send instruction and implement long-range oil-break electricity, for vehicle provides round-the-clock real-time monitoring; Or 3G Vehicular video monitoring technology, be merge 3G, GPS global satellite positioning, Video Supervision Technique, integrating 3G video acquisition, GPS orientation management and wireless transmission, is new generation of wireless Vehicular video monitoring solution; And for example vehicle-mounted video and audio frequency technology applications, in conjunction with stereophonic effect, better completes vehicle-mounted video and audio and plays.
And for vehicle-mounted video and audio frequency technology applications, user can select the video and audio in video disc as required or directly connect broadcast reception video and audio, user is facilitated to enjoy video and audio thus in car, easy to operate, play smooth, there is not playback problem, therefore obtain the favor of car owner, system is used widely.
However, still there are some problems in existing vehicle-mounted video and audio Play System.As Chinese utility model patent name is called a kind of In-vehicle networking audio frequency apparatus, In-vehicle networking audio system and automobile, application number: in the file of 201220400359.4 applyings date: 2012-08-13, disclose and " plant In-vehicle networking audio frequency apparatus, In-vehicle networking audio system and automobile, this In-vehicle networking audio system comprises: loud speaker, for receiving the power amplifier that control command that vehicle-mounted video and music entertainment system sends is play to control audio file or video file from the controller area network bus of automobile, be connected between any node of described CAN and described loud speaker ", for solving the Audio power amplifier problem of vehicle-mounted video and music entertainment system, adopt the technical scheme of this utility model, power amplifier is driven by the play command receiving vehicle-mounted video and music entertainment system from CAN, effect of sound field in car is optimized, solve the problem that existing vehicle-mounted video and audio system power amplifies to a certain extent.
And be called a kind of vehicle-mounted mobile interconnected audio transmission system in other one section of Chinese utility model patent name, application number: 201320520283.3, in the file of the applying date: 2013-08-26, disclose " a kind of vehicle-mounted mobile interconnected audio transmission system, comprise mobile terminal, vehicle mounted guidance and onboard audio transmission module, described onboard audio transmission module comprises MHL transducer, central processing unit, the audio-video signal processor connected successively, audio frequency amplifier and gang socket, described central processing unit is electrically connected with audio-video signal processor and gang socket respectively, be connected by USB data line between described mobile terminal with MHL transducer, a left side is connected between described audio-video signal processor and audio frequency amplifier, right-channel signals transmission line ", solve the problem of Signal transmissions thus, utilize MHL transducer by the Signal transmissions of mobile terminal in audio-video signal processor, due to by independent cable (USB line) then outputting high quality digital audio, it achieves the transmission requirement of the high definition audio on onboard system, therefore and additionally interface can not be increased, meanwhile, in onboard audio transmission, module place is also provided with an extrapolation HDMI, in order to external high definition device for broadcasting, therefore overcomes the defect of existing onboard system to a certain extent.
But, however, existing vehicle-mounted video and audio Play System can only rely on video disc that user puts into or stored in video/audio play, neighbouring wireless network can not be made full use of and upgrade video/audio, make video/audio obtain manner single, be not easy to upgrade, can easily not download data by wireless network, service efficiency is low thus.
Summary of the invention
Technical problem to be solved by this invention is to overcome the deficiencies in the prior art, a kind of vehicle-mounted video and audio Play System based on wireless network is provided, the problem that the video/audio solving vehicle-mounted video and audio Play System cannot upgrade by wireless network, accomplishes to upgrade in time.
The present invention specifically solves the problems of the technologies described above by the following technical solutions:
Based on a vehicle-mounted video and audio Play System for wireless network, comprising:
Antenna, for transmitting and receiving the radio wave of wireless network; Wireless network link block, is connected for setting up network by antenna and wireless network; Processing module, comprises download unit, decoding unit, memory cell, and wherein download unit for utilizing the Internet download video/audio on the network set up; The video/audio that described decoding unit is used for downloading is decoded; Described memory cell is used for decoded video/audio to carry out storing and transferring to display module; Display module, for showing and supplying user to select the video/audio received; Video and audio playing module, plays for the video/audio selected user.
Further, as a preferred technical solution of the present invention: described memory module also comprises format detecting unit, video storage unit, Audio storage unit, wherein format detecting unit is used for analyzing decoded video/audio, and the video data of acquisition will be analyzed stored in video storage unit, and the voice data of acquisition will be analyzed stored in Audio storage unit.
Further, as a preferred technical solution of the present invention: also comprise USB interface, described USB interface connects memory cell.
Further, as a preferred technical solution of the present invention: described memory cell is storage card.
Further, as a preferred technical solution of the present invention: described display module is touch display screen.
The present invention adopts technique scheme, can produce following technique effect:
(1), vehicle-mounted video and audio Play System based on wireless network provided by the invention, wireless networking techniques is utilized to make onboard system can set up wireless connections with external network, the video/audio needed directly is downloaded under wireless network, and can play-over and store, the typing mode of video/audio is no longer only relied on video disc that user puts into or stored in video/audio, make full use of neighbouring wireless network and upgrade video/audio, make video/audio obtain manner flexible, the video/audio be convenient in system upgrades, be convenient to download, improve the service efficiency of whole system, vehicle-mounted video and audio Play System can be used fully thus.
(2) and the memory module of system is optimized further, it is stored according to the format detection of video/audio and classification, facilitates the management to data in system thus.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the vehicle-mounted video and audio Play System that the present invention is based on wireless network.
Embodiment
Below in conjunction with Figure of description, embodiments of the present invention are described.
As shown in Figure 1, the present invention devises a kind of vehicle-mounted video and audio Play System based on wireless network, and this system comprises: antenna, for transmitting and receiving the radio wave of wireless network; Wireless network link block, is connected for setting up network by antenna and wireless network; Processing module, comprises download unit, decoding unit, memory cell, and wherein wireless network link block connects download unit, and download unit connects decoding unit, and decoding unit connects memory cell; Described download unit for utilizing the Internet download video/audio on the network set up; The video/audio that described decoding unit is used for downloading is decoded; Described memory cell is used for decoded video/audio to carry out storing and transferring to display module; Display module, for showing and supplying user to select the video/audio received; Video and audio playing module, plays for the video/audio selected user.Thus, wireless networking techniques is utilized to make onboard system can set up wireless connections with external network, the video/audio needed directly is downloaded under wireless network, and can play-over and store, the typing mode of video/audio is no longer only relied on video disc that user puts into or stored in video/audio, make full use of neighbouring wireless network and upgrade video/audio, make video/audio obtain manner flexibly, the video/audio be convenient in system upgrades, be convenient to download.
Further, for the memory module of system, its effect stores video/audio, conveniently in system to the management of data, memory module also comprises format detecting unit, video storage unit, Audio storage unit, wherein format detecting unit is used for analyzing decoded video/audio, by analyze obtain video data stored in video storage unit and analyze obtain voice data stored in Audio storage unit, realize classification thus to store, according to format detection and the classification storage of video/audio, be convenient to the storage administration of system to data.
And for the ease of by the statistical conversion in memory module, also can arrange USB interface in system, described USB interface connects memory cell, utilize USB interface to be the equal of the export mouth of memory cell, USB interface supports hot plug, the advantage of plug and play.USB has two specifications, i.e. USB1.1 and USB2.0.USB1.1 is USB specification comparatively general at present, the transmission rate of its high speed mode is 12Mbps, the meaning of the transmission rate of low speed mode to be 1.5Mbps(b be Bit), 1MB/s(megabyte/second)=8MBPS(megabit per second), 12Mbps=1.5MB/s, therefore the present invention can preferably adopt in this way.And USB2.0 specification is developed by USB1.1 specification.Its transmission rate reaches 480Mbps, converts as MB is 60MB/s, is enough to the rate requirement meeting most of peripheral hardware." EHCI " (EHCI) in USB 2.0 define one with the framework of USB 1.1 phase compatibility.It can drive USB 1.1 equipment with the driver of USB 2.0.That is, system supports that USB 1.1 also can directly use on the interface of USB 2.0.
Further, conveniently obtain the data of storage, memory module can be set to storage card, storage card can plug on socket, utilizes the independence of storage card, conveniently data is all derived.
In addition, in systems in which, described display module is used for display and selects corresponding data for user, so be preferably touch display screen, utilize touch display screen user-friendly, as long as user can being allowed with pointing the icon that touches lightly on computer display or word just can realize host service function, breaking away from keyboard and mouse action like this, having made man-machine interaction more simple and direct.
Therefore, vehicle-mounted video and audio Play System based on wireless network provided by the invention, can play-over and store, the typing mode of video/audio is no longer only relied on video disc that user puts into or stored in video/audio, make full use of neighbouring wireless network and upgrade video/audio, make video/audio obtain manner flexibly, the video/audio be convenient in system upgrades, be convenient to download, improve the service efficiency of whole system, vehicle-mounted video and audio Play System can be used fully thus.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also makes a variety of changes under the prerequisite not departing from present inventive concept.
Claims (5)
1., based on a vehicle-mounted video and audio Play System for wireless network, it is characterized in that, comprising:
Antenna, for transmitting and receiving the radio wave of wireless network;
Wireless network link block, is connected for setting up network by antenna and wireless network;
Processing module, comprises download unit, decoding unit, memory cell, and wherein download unit for utilizing the Internet download video/audio on the network set up; The video/audio that described decoding unit is used for downloading is decoded; Described memory cell is used for decoded video/audio to carry out storing and transferring to display module;
Display module, for showing and select for user the video/audio of reception;
Video and audio playing module, plays for the video/audio selected user.
2. according to claim 1 based on the vehicle-mounted video and audio Play System of wireless network, it is characterized in that: described memory module also comprises format detecting unit, video storage unit, Audio storage unit, wherein format detecting unit be used for decoded video/audio is analyzed, and by analyze obtain video data stored in video storage unit and will analyze obtain voice data stored in Audio storage unit.
3. according to claim 1 based on the vehicle-mounted video and audio Play System of wireless network, it is characterized in that: also comprise USB interface, described USB interface connects memory cell.
4., according to claim 1 based on the vehicle-mounted video and audio Play System of wireless network, it is characterized in that: described memory cell is storage card.
5., according to claim 1 based on the vehicle-mounted video and audio Play System of wireless network, it is characterized in that: described display module is touch display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510141134.XA CN104754383A (en) | 2015-03-30 | 2015-03-30 | Vehicle audio and video playing system based on wireless network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510141134.XA CN104754383A (en) | 2015-03-30 | 2015-03-30 | Vehicle audio and video playing system based on wireless network |
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| CN104754383A true CN104754383A (en) | 2015-07-01 |
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| CN201510141134.XA Pending CN104754383A (en) | 2015-03-30 | 2015-03-30 | Vehicle audio and video playing system based on wireless network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933123A (en) * | 2018-09-20 | 2020-03-27 | 中兴通讯股份有限公司 | Method, equipment and device for realizing vehicle networking |
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| KR20090011756A (en) * | 2007-07-27 | 2009-02-02 | 주식회사 현대오토넷 | Multimedia system for vehicles that use wibro |
| CN102006530A (en) * | 2010-11-22 | 2011-04-06 | 福建瑞恒信息技术有限公司 | Vehicle-mounted audio capable of internet access |
| CN203070759U (en) * | 2012-11-02 | 2013-07-17 | 邓卫明 | Vehicle tablet computer based on ARM |
| CN203301529U (en) * | 2013-05-08 | 2013-11-20 | 上海鼎为软件技术有限公司 | Vehicle audio apparatus |
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2015
- 2015-03-30 CN CN201510141134.XA patent/CN104754383A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090011756A (en) * | 2007-07-27 | 2009-02-02 | 주식회사 현대오토넷 | Multimedia system for vehicles that use wibro |
| CN102006530A (en) * | 2010-11-22 | 2011-04-06 | 福建瑞恒信息技术有限公司 | Vehicle-mounted audio capable of internet access |
| CN203070759U (en) * | 2012-11-02 | 2013-07-17 | 邓卫明 | Vehicle tablet computer based on ARM |
| CN203301529U (en) * | 2013-05-08 | 2013-11-20 | 上海鼎为软件技术有限公司 | Vehicle audio apparatus |
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| CN110933123A (en) * | 2018-09-20 | 2020-03-27 | 中兴通讯股份有限公司 | Method, equipment and device for realizing vehicle networking |
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Application publication date: 20150701 |
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