CN103856808A - Audio-and-video signal processing device, playing device, system and method - Google Patents

Audio-and-video signal processing device, playing device, system and method Download PDF

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Publication number
CN103856808A
CN103856808A CN201210494669.1A CN201210494669A CN103856808A CN 103856808 A CN103856808 A CN 103856808A CN 201210494669 A CN201210494669 A CN 201210494669A CN 103856808 A CN103856808 A CN 103856808A
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China
Prior art keywords
audio
video signal
signal
video
ipization
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Granted
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CN201210494669.1A
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Chinese (zh)
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CN103856808B (en
Inventor
谢大雄
俞义方
付荣茂
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ZTE Corp
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ZTE Corp
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network 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 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643Communication protocols
    • H04N21/64322IP
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2381Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2665Gathering content from different sources, e.g. Internet and satellite

Abstract

This invention relates to an audio-and-video signal processing device, a playing device, a system and a method. The audio-and-video processing device is used for connecting to one or more than one audio-and-video signal playing devices. The audio-and-video signal processing device comprises an audio-and-video signal acquisition unit, an audio-and-video signal processing unit and an audio-and-video signal transmission unit. The audio-and-video signal acquisition unit is used for collecting one or more than one external audio-and-video signals; the audio-and-video signal processing unit is used for processing the collected audio and video signals and the processing comprises the IP processing. The audio-and-video transmission unit is used for outputting the audio and video signal which has gone through the IP processing in an IP broadcasting manner. The audio-and-video signal processing device, the playing device, the system and the method provided by the invention reduces the cost for upgrading and updating of the television and eliminates the repeat investment on the resource equipment.

Description

Audio-video signal treatment facility, playback equipment, system and method
Technical field
The present invention relates to a kind of audio frequency and video technology, especially a kind of audio-video signal treatment facility, playback equipment, system and method (comprising audio-video signal processing method, audio-video signal player method, audio-visual system implementation method).
Background technology
Known, television set all be unable to do without outer signal cable, thus television signal line at that, television set must be put that, otherwise, obtain television signal line extended to television set side, use extremely not convenient; And a signal cable line can only connect separate unit television set, so for the sight of the many TVs in many rooms, overlapping investment source device is an inevitable thing; Television set is from CRT Polarizations for Target Discrimination in Clutter to LCD TV, its effect has been not only to see TV programme, also get married front yard decorate in inalienable part, although the liquid crystal TV set that TV manufacturer produces has all possessed extension wall installation function, but after extension wall, connection and layout how to handle easily many ugly signal cable lines well are long-term difficult problems of not separating.
CATV set-top-box SetBox, IPTV Set Top Box or other videos BOX need television set as display terminal, not only remain and need between them, connect signal cable, but also increased an extra remote controller, make the use of television set become more complicated loaded down with trivial details;
Because the putting position of television set is subject to the constraint of holding wire, if house decoration, or layout again, just need to rearrange holding wire, for resident family makes troubles.
Television set, as the consumer goods of family's indispensability, has started to move towards intelligent.But consumer wants to enjoy joyful that technology innovation brings, must change television set completely; For example, along with technological progress, increasing new function becomes a part for home television set, for example, move intelligent operating system, integrated function of surfing the Net, Entertainment center etc.But under existing television architecture, these new functions are integrated in Novel television.User will enjoy these new functions, the television set that must more renew.But, consider that these functions and display screen have nothing to do, and the life-span of display screen reaches 7 years.User changes television set frequently in order to obtain new function, is very uneconomic.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of audio-video signal treatment facility, playback equipment, system and method (comprising audio-video signal processing method, audio-video signal player method, audio-visual system implementation method), to solve the high problem of existing family's audio-visual system upgrade cost.
For solving the problems of the technologies described above, the invention provides a kind of audio-video signal treatment facility, this audio-video signal treatment facility, for being connected with one or several audio-video signal playback equipments, comprising:
Audio-video signal collecting unit, for gathering one or more outside audio-video signals;
Audio-video signal processing unit, for the audio-video signal gathering is processed, described processing comprises IPization processing;
Audio-video signal transmission unit, for exporting IPization audio-video signal after treatment in IP broadcast mode.
For solving the problems of the technologies described above, the present invention also provides a kind of audio-video signal playback equipment, and described device comprises:
Audio-video signal transmission unit, for receiving IPization audio-video signal after treatment;
Audio-video signal processing unit, for being treated to audio-video signal after treatment described IPization the audio-video signal that is suitable for broadcasting;
Audio-video signal broadcast unit, for playing the audio-video signal after described audio-video signal processing unit processes.
For solving the problems of the technologies described above, the present invention also provides a kind of audio-visual system, this audio-visual system comprises audio-video signal treatment facility described above and one or several audio-video signal playback equipments as above, and described audio-video signal treatment facility is connected by power line, wireless mode or Ethernet with described audio-video signal playback equipment.
For solving the problems of the technologies described above, the present invention also provides a kind of audio-video signal processing method the method to realize based on audio-video signal treatment facility, comprising:
Gather one or more outside audio-video signals;
The audio-video signal gathering is processed, and described processing comprises IPization processing;
Export IPization audio-video signal after treatment in IP broadcast mode.
For solving the problems of the technologies described above, the present invention also provides a kind of audio-video signal player method, and the method comprises:
Receive IPization audio-video signal after treatment;
Audio-video signal after treatment described IPization is treated to the audio-video signal that is suitable for broadcasting;
Audio-video signal after playback process.
For solving the problems of the technologies described above, the present invention also provides a kind of audio-visual system implementation method, and the method comprises:
Audio-video signal playback equipment and audio-video signal treatment facility start after receiving start-up command;
Set up being connected between audio-video signal treatment facility and audio-video signal playback equipment;
Audio-video signal treatment facility collection to process audio-video signal be to transmit in IP mode after IPization audio-video signal;
Described audio-video signal playback equipment receives and plays described IPization audio-video signal.
Adopt system and method for the present invention, compared with prior art, an audio-video signal treatment facility can be connected with multiple audio-video signal playback equipments, especially while being applied to domestic consumer, in the time that user need to appreciate more audio-video signal, only need to upgrade or dilatation can be satisfied the demand to the signaling interface of audio-video signal treatment facility, and without upgrading any audio-video signal playback equipment, strengthen the flexibility of TV reception, reduce the upgrading cost of television set, avoided the overlapping investment to source device.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of audio-video signal treatment facility embodiment 1 of the present invention;
Fig. 2 is another schematic diagram of audio-video signal treatment facility embodiment 1 of the present invention;
Fig. 3 is the schematic diagram of audio-video signal treatment facility embodiment 2 of the present invention;
Fig. 4 is the schematic diagram of audio-video signal processing method embodiment of the present invention;
Fig. 5 is the embodiment schematic diagram of audio-video signal playback equipment of the present invention;
Fig. 6 is the schematic diagram of the embodiment of audio-video signal player method of the present invention;
Fig. 7 is the schematic diagram of audio-visual system of the present invention;
Fig. 8 is the implementation method schematic diagram of audio-visual system of the present invention;
Fig. 9 is the schematic diagram of audio-video signal treatment facility application example of the present invention;
Figure 10 is the schematic diagram of audio-video signal playback equipment application example of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail, can be implemented so that those skilled in the art can better understand the present invention also, but illustrated embodiment is not as a limitation of the invention.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
Embodiment 1
Audio-video signal treatment facility embodiment 1 of the present invention, this audio-video signal treatment facility, for being connected with one or several audio-video signal playback equipments, as shown in Figure 1, comprising:
Audio-video signal collecting unit, for gathering one or more outside audio-video signals, alternatively, comprises one or several signal source interfaces, is respectively used to receive one or more outside audio-video signals.
Audio-video signal processing unit, for the audio-video signal gathering is processed, described processing comprises IPization processing;
Alternatively, described audio-video signal processing unit comprises:
Signal front-end processing module, for outside audio-video signal is carried out to audio/video decoding, particularly, decodable code broadcast audio-video signal, network video signal and various AV audio-video signal are with output sound video data stream;
Normalized module, for decoded outside audio-video signal is normalized, makes audio-video signal after treatment consistent with the ability of described audio-video signal playback equipment;
Described normalized module is normalized audio-video signal according to the ability of audio-video signal playback equipment or attribute, for example unified various video formats are single video format, described single video format is with the physical resolution of display screen, if for example adopting the physical resolution of display screen is 1920x1080, the resolution of external input signal is how much all to unify to be treated as 1920x1080 resolution;
IPization processing module, carries out IPization for the audio-video signal to after normalized and processes.
The content that IPization pack processing contains herein: generating and be suitable for the packet that Internet Transmission meets the network transmission protocol of definition, is also encapsulation process or Streaming Media; The network transmission protocol here can be UDP/IP host-host protocol.The result that IPization is processed is exactly that audio-video signal has been become to the signal that can broadcast in IP network.
Audio-video signal transmission unit, for exporting IPization audio-video signal after treatment in IP broadcast mode.
In interchangeable technical scheme, described signal front-end processing module, also for to decoded outside vision signal is carried out color space format conversion, and described normalized module is used for the outside after color space format conversion processing vision signal is normalized.
In another interchangeable technical scheme, as shown in Figure 2, described audio-video signal processing unit also comprises coding module, for audio-video signal after treatment is compressed, encoded.
Digital picture is carried out to Real Time Compression coding to described coding module so that Internet Transmission, and described coding module can be MPEG4, can be also H.264, can also be H.265, and do not get rid of in the future new encoder type.
Described audio-video signal transmission unit is by being loaded into power line or ethernet line broadcast or broadcasting by wireless signal.Understandably, be to adopt wireless communication system, or electric line communication system, or ethernet communication system is carried out broadcasting transmitting.
Described wireless communication system can be any one in Wireless Fidelity (WiFi), wireless family digital interface (WHDI), ultra broadband (UWB) or WLAN (wireless local area network) (WLAN);
Described electric line communication system can be any one in HomePlug AV, IEEEP1901, G.hn.
Described audio-video signal comprise following at least one: TV (Television, TV signal), AV (Audio-Video, audio-video signal), YPbPr (color difference components signal), VGA (Video GraphicsArray, Computer signal), HDMI (High Definition Multimedia Interface, HDMI (High Definition Multimedia Interface) signal), USB (Universal Serial BUS, universal serial bus signal), Ethernet (Ethernet signal).
Embodiment 2
Audio-video signal treatment facility embodiment 2 of the present invention, this audio-video signal treatment facility, for being connected with one or several audio-video signal playback equipments, as shown in Figure 3, comprising:
Audio-video signal collecting unit, for gathering one or more outside audio-video signals;
Audio-video signal processing unit, for the audio-video signal gathering is processed, described processing comprises IPization processing;
Audio-video signal transmission unit, for exporting IPization audio-video signal after treatment in IP broadcast mode.
Man-machine interaction processing unit, for realizing man-machine interaction processing.
Alternatively, described man-machine interaction processing unit comprises:
Man-machine interaction menu module, for generation system control and user interface OSD (On ScreenDisplay, screen display) figure;
Human-computer interaction interface module, for gathering and transmit user's operational order;
Described audio-video signal transmission unit is also for output function interface OSD figure; Described audio-video signal processing unit is processed corresponding audio-video signal according to this operational order.
Alternatively, described human-computer interaction interface module, also for remembering configuration or the selection that the nearest operational order of user is corresponding; After described audio-video signal treatment facility start, carry out signals collecting, processing and transmission according to described configuration or selection.
Described audio-video signal transmission unit is by being loaded into power line or ethernet line broadcast or broadcasting by wireless signal.
Described audio-video signal collecting unit comprises one or several signal source interfaces, is respectively used to receive one or more outside audio-video signals.
Described audio-video signal comprise following at least one: TV, AV, YPbPr, VGA, HDMI, USB, Ethernet signal.
Corresponding to above-mentioned audio-video signal treatment facility, the present invention also provides a kind of audio-video signal processing method, and the method realizes based on aforementioned audio-video signal treatment facility, as shown in Figure 4, comprising:
Step 401: gather one or more outside audio-video signals;
Step 402: the audio-video signal gathering is processed, and described processing comprises IPization processing;
Particularly, step 402 is processed and is comprised the audio-video signal gathering:
Outside audio-video signal is carried out to audio/video decoding;
Decoded outside audio-video signal is normalized, makes audio-video signal after treatment consistent with the ability of described audio-video signal playback equipment;
Audio-video signal after normalized is carried out to IPization to be processed.
Alternatively, the audio-video signal gathering is also processed and comprised: to decoded outside vision signal is carried out color space format conversion, the outside of normalized vision signal is the outside after color space format conversion processing vision signal.
Preferably, according to the ability of audio-video signal playback equipment or attribute, the audio-video signal after to front end data acquisition resume module is normalized.
Step 403: export IPization audio-video signal after treatment in IP broadcast mode.
Alternatively, before step 403, audio-video signal after treatment is compressed, encoded.
Alternatively, described audio-video signal treatment facility is processed corresponding audio-video signal according to the user's operational order gathering or the nearest operational order of user of memory.
Described IPization audio-video signal after treatment is by being loaded into power line or ethernet line broadcast or broadcasting by wireless signal.
Described audio-video signal comprise following at least one: TV, AV, YPbPr, VGA, HDMI, USB, Ethernet signal.
In addition, the present invention also provides a kind of audio-video signal playback equipment, and as shown in Figure 5, described device comprises:
Audio-video signal transmission unit, for receiving IPization audio-video signal after treatment and OSD image etc.;
Audio-video signal processing unit, for being treated to audio-video signal after treatment described IPization the audio-video signal that is suitable for broadcasting;
Described audio-video signal processing unit to the processing of audio-video signal comprise following one or more: strengthen that image quality, conversion color gamut space, audio promote, audio signal power amplification, comprise particularly the picture quality enhancement module for strengthening image quality, for the display screen driver module (not shown) of transmit image data, promote to export with the audio processing modules (not shown) of the audio signal of audio video synchronization and for audio signal being carried out to power amplification to drive the audio power amplifier (not shown) of loud speaker for the audio decoder to voice data and audio;
Preferentially, described display screen driver module is Low Voltage Differential Signal (LVDS) encoder for transmitting rgb image data.
Audio-video signal broadcast unit, for playing the audio-video signal after described audio-video signal processing unit processes, comprises display screen and acoustics particularly.
Described display screen can be any one in LCD, PDP, LED, OLED;
In interchangeable scheme, the audio-video signal that described audio-video signal transmission unit receives is the audio-video signal after coding, and described audio-video signal processing unit also comprises:
Audio-video signal decoder module, for carrying out real-time decompress(ion) and reduction to recover digital audio-video signal data to audio-video signal.
User interface data or operational order response that described audio-video signal transmission unit also sends for receiving audio-video signal treatment facility.
Described audio-video signal playback equipment also comprises: infrared remote receiver, and for receiving the operational order of user's input and producing control command, the switching on and shutting down of control audio-video signal playback equipment, volume, picture effect etc.Described audio-video signal playback equipment is carried out this operational order.
Described audio-video signal transmission unit by and audio-video signal treatment facility between electric power be connected, wireless connections or Ethernet connect and receive described audio-video signal.
Corresponding to aforementioned audio-video signal playback equipment, the present invention also provides a kind of audio-video signal player method, and as shown in Figure 6, the method comprises:
Step 601: receive IPization audio-video signal after treatment;
Step 602: audio-video signal after treatment described IPization is treated to the audio-video signal that is suitable for broadcasting;
To the processing of audio-video signal comprise following one or more: strengthen that image quality, conversion color gamut space, audio promote, audio signal power amplification.
Step 603: the audio-video signal after playback process.
Alternatively, the audio-video signal receiving is the audio-video signal after coding, and to audio-video signal, processing comprises and carries out decompress(ion) and reduction to recover digital audio-video signal data.
Connect and receive described audio-video signal by electric power connection, wireless connections or Ethernet.
In addition, the present invention also provides a kind of audio-visual system, as shown in Figure 7, this audio-visual system comprises audio-video signal treatment facility described above and one or several audio-video signal playback equipments as above, and described audio-video signal treatment facility is connected by power line, wireless mode or Ethernet with described audio-video signal playback equipment.
If user need to change programme content or do other any regulatory demands, will produce and show for user at audio-video signal playback equipment by audio-video signal treatment facility by the OSD menu of the corresponding user interface of remote controller;
Described straighforward operation, both can aim at audio-video signal treatment facility, and any one that also can aim at audio-video signal treatment facility can complete;
If audio-video signal treatment facility receives from the command code of remote controller with from the command code of audio-video signal playback equipment simultaneously, audio-video signal treatment facility will preferentially be processed from the command code of remote controller and filter out the command code from audio-video signal treatment facility;
The present invention also provides a kind of television system implementation method, and as shown in Figure 8, the method comprises:
Step 801: audio-video signal playback equipment and audio-video signal treatment facility start after receiving start-up command;
Step 802: set up being connected between audio-video signal treatment facility and audio-video signal playback equipment;
Be connected to electric power connection, wireless connections or Ethernet between described audio-video signal treatment facility and audio-video signal playback equipment connect.
The IP address that described Ethernet connects and port numbers are automatic or manual configuration.
Step 803: audio-video signal treatment facility collection to process audio-video signal be to transmit in IP mode after IPization audio-video signal;
Step 804: described audio-video signal playback equipment receives and play described IPization audio-video signal.
After described audio-video signal treatment facility and the start of audio-video signal playback equipment, the method also comprises: described audio-video signal treatment facility receives the command code of infrared input and carries out corresponding processing, described processing comprises the OSD menu at generation transmission user interface, described audio-video signal playback equipment Graphics Processing result, comprises described OSD menu.
Described audio-video signal treatment facility has the nearest selection of memory user or the function of configuration, after described signal processing apparatus start, according to nearest selection or the collection of configuration executive signal, processing and transmission.
Application example
In this application example, audio-video signal treatment facility adopts ARM microprocessor and digital signal processor DSP Duo-Core Architecture, ARM microprocessor is as general processor operation linux system and control operation main program, make outside TV (Television, TV signal), AV (Audio-Video, audio-video signal), YPbPr (color difference components signal), VGA (Video Graphics Array, Computer signal), HDMI (High Definition Multimedia Interface, HDMI (High Definition Multimedia Interface) signal), USB (Universal Serial BUS, universal serial bus signal), Ethernet (Ethernet signal) signal is focused on and carries out selectively netcast, digital signal processor DSP is responsible for the big data quantity computing of Digital Image Processing and Video coding as coprocessor,
As shown in Figure 9, any one in outside TV, AV, YPbPr, VGA, HDMI, USB, Ethernet signal connected and processed to multiple signal source interfaces, for realizing the function of audio-video signal collecting unit,, is electrically connected signal front-end processing module;
Man-machine interaction menu module, generation system control and user interface OSD figure;
Signal front-end processing module, according to the signal from signal source interface, carries out corresponding audio/video decoding and color space format conversion;
Normalized module, with front end data processing module is electrically connected, and carries out format conversion processing for the outside audio-video signal after color space format conversion processing being normalized, comprising, realizes the consolidation form function of concentrating signal source;
Human-computer interaction interface module, comprises that the machine keyboard and infrared remote control receive, and for gathering and transmitting user's operational order, makes audio-video signal collecting unit and audio-video signal processing unit carry out corresponding operation according to the content of this control command;
H.264 encoder, for realizing the function of coding module, is electrically connected with normalized module, carries out H.264 video compression algorithm complete the video compression to played data by the digital picture to after normalized and operation interface OSD figure;
IPization processing module, and for carrying out transmission code (Tranmit Stream, TS) stream encapsulation process, generates H.264TS video flowing, realizes and concentrates signal source Streaming Media;
This application example middle pitch video signal transmission unit by using Ethernet interface, power communication module and power line are realized,
Ethernet interface, realizes and H.264TS flows IPization network signal, and with the overseas broadcast of UDP/IP host-host protocol;
Power communication module, carries out power carrier modulation and transmission by the network signal from Ethernet interface 108, with any one in the TV after output stream media, AV, YPbPr, VGA, HDMI, USB, Ethernet signal;
Power line, is electrically connected power communication module and attaching plug, is communicated with indoor power line by indoor power supply socket, and then is communicated with audio-video signal playback equipment.
Figure 10 is the structure block diagram representing according to audio-video signal playback equipment of the present invention.
Audio-video signal playback equipment adopts ARM microprocessor, and ARM microprocessor, as general processor operation linux system and control operation main program, makes the network signal that audio-video signal treatment facility 100 is play be received and process;
In this application example, as shown in figure 10, power line, power line communication module and Ethernet interface realize audio-video signal transmission unit by function, wherein:
Power line, is electrically connected power communication module and attaching plug, is communicated with indoor power line by indoor power supply socket, and then is communicated with audio-video signal treatment facility;
Power line communication module, for power carrier solution mediation separated network signal;
Ethernet interface, obtains and processes network signal, to export H.264TS stream;
Audio-video signal decoder module, such as being decoder H.264, carries out decompress(ion) reduction to the view data in the H.264TS stream from Ethernet interface 204 and processes, and generates original DID;
Image quality processing module, promotes and processes and YUV2RGB color gamut space is changed carry out image quality from the view data of decoder 205 H.264;
LVDS driver module, carries out LVDS Low Voltage Differential Signal coding by the RGB data from image quality processing module 206, for driving display screen 208;
Audio processing modules, promotes the H.264TS stream sound intermediate frequency decoding data from Ethernet interface 204 and audio, produces with the audio frequency of audio video synchronization and exports audio power amplifier 210 to;
Audio power amplifier, is electrically connected audio frequency and processes 209, and audio signal is carried out to power amplification to drive loud speaker (not shown) sounding;
Aforementioned H.264 decoder, image quality processing module, LVDS driver module, audio processing modules and audio power amplifier are for realizing the function of audio frequency and video processing unit.
Display screen, is the liquid crystal panel of LVDS standard interface, is electrically connected LVDS and drives 207, completes the demonstration of video image;
Loud speaker, for audio plays.
Infrared remote receiver, carries out filtration treatment output telecontrol code by the infrared data from outside, realize to audio-video signal playback equipment control.
Understandably, this audio-video signal playback equipment is also equipped with remote controller or instruction inputting device, acquiescence be ultra-red order input remote control, can be Infrared remote controller, can be also infrared keyboard.
Adopt system and method for the present invention, compared with prior art, an audio-video signal treatment facility can be connected with multiple audio-video signal playback equipments, especially while being applied to domestic consumer, in the time that user need to appreciate more audio-video signal, only need to upgrade or dilatation can be satisfied the demand to the signaling interface of audio-video signal treatment facility, and without upgrading any audio-video signal playback equipment, strengthen the flexibility of TV reception, reduce the upgrading cost of television set, avoided the overlapping investment to source device.
In the time that audio-video signal treatment facility is placed in the family and adopt power line or wireless mode broadcasting transmitting IPization audio signal, not only can use for multiple audio-video signal playback equipments (television equipment after utilizing the present invention to simplify), and can not cause puzzlement because of the multipair user of cable, simple to operate, especially for disposing in a large number in house in power receptacle or the good situation of wireless signal, audio-video signal playback equipment is no longer subject to the constraint of special audio frequency and video cable, can be really for user brings convenience, can realize remote control and shared signal source by user's expectation in indoor any place that has power supply or wireless signal, can also make consumer realize more economically the upgrading of product.Understandably, the audio-visual system that audio-video signal treatment facility of the present invention and audio-video signal playback equipment form is a kind of novel television system in fact.
The above; the preferred embodiment of the present invention is only disclosed; do not form limiting the scope of the present invention, any various change, replacement and increase etc. in thought of the present invention and scope, all should be included in claim protection range of the present invention.
One of ordinary skill in the art will appreciate that all or part of step in said method can carry out instruction related hardware by program and complete, described program can be stored in computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of above-described embodiment also can realize with one or more integrated circuits.Correspondingly, the each module/unit in above-described embodiment can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Units/modules in system/device described in the embodiment of the present invention is only a kind of example of dividing according to its function; understandably; in the situation that realizing identical function; those skilled in the art can provide one or more other function dividing mode; can be by wherein functional entity device of any one or more functional modules employing or unit are realized in the time of concrete application; undeniable ground, above mapping mode is all within the application's protection range.
Obviously, described embodiment is only the present invention's part embodiment, but not whole embodiment.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.

Claims (18)

1. an audio-video signal treatment facility, is characterized in that, this audio-video signal treatment facility, for being connected with one or several audio-video signal playback equipments, comprising:
Audio-video signal collecting unit, for gathering one or more outside audio-video signals;
Audio-video signal processing unit, for the audio-video signal gathering is processed, described processing comprises IPization processing;
Audio-video signal transmission unit, for exporting IPization audio-video signal after treatment in IP broadcast mode.
2. device as claimed in claim 1, is characterized in that, described audio-video signal processing unit comprises:
Signal front-end processing module, for carrying out audio/video decoding to outside audio-video signal;
Normalized module, for decoded outside audio-video signal is normalized, makes audio-video signal after treatment consistent with the ability of described audio-video signal playback equipment;
IPization processing module, carries out IPization for the audio-video signal to after normalized and processes.
3. device as claimed in claim 2, is characterized in that: described normalized module is normalized audio-video signal according to the ability of audio-video signal playback equipment or attribute.
4. device as claimed in claim 1, is characterized in that: described audio-video signal treatment facility also comprises man-machine interaction processing unit, and described man-machine interaction processing unit comprises:
Man-machine interaction menu module, for generation system control and user interface OSD figure;
Human-computer interaction interface module, for gathering and transmit user's operational order, and nearest corresponding configuration or the selection of operational order of memory user;
Described audio-video signal transmission unit is also for output function interface OSD figure; Described audio-video signal processing unit is processed corresponding audio-video signal according to this operational order;
After described audio-video signal treatment facility start, carry out signals collecting, processing and transmission according to described configuration or selection.
5. device as claimed in claim 1, is characterized in that, described audio-video signal transmission unit is by being loaded into power line or ethernet line broadcast or broadcasting by wireless signal.
6. device as claimed in claim 1, it is characterized in that: described audio-video signal collecting unit comprises one or several signal source interfaces, be respectively used to receive one or more outside audio-video signals, described audio-video signal comprise following at least one: TV signal (TV), audio-video signal (AV), color difference components signal (YPbPr), Computer signal (VGA), HDMI (High Definition Multimedia Interface) signal (HDMI), universal serial bus signal (USB), Ethernet signal (Ethernet).
7. an audio-video signal playback equipment, is characterized in that: described device comprises:
Audio-video signal transmission unit, for receiving IPization audio-video signal after treatment;
Audio-video signal processing unit, for being treated to audio-video signal after treatment described IPization the audio-video signal that is suitable for broadcasting;
Audio-video signal broadcast unit, for playing the audio-video signal after described audio-video signal processing unit processes.
8. device as claimed in claim 7, is characterized in that: described audio-video signal transmission unit by and audio-video signal treatment facility between electric power be connected, wireless connections or Ethernet connect and receive described audio-video signal.
9. an audio-visual system, it is characterized in that, this audio-visual system comprises audio-video signal treatment facility and one or several audio-video signal playback equipments as described in any one in claim 7 to 8 as described in any one in claim 1 to 6, and described audio-video signal treatment facility is connected by power line, wireless mode or Ethernet with described audio-video signal playback equipment.
10. an audio-video signal processing method, is characterized in that, the method realizes based on audio-video signal treatment facility, comprising:
Gather one or more outside audio-video signals;
The audio-video signal gathering is processed, and described processing comprises IPization processing;
Export IPization audio-video signal after treatment in IP broadcast mode.
11. methods as claimed in claim 10, is characterized in that, the audio-video signal gathering is processed and comprised:
Outside audio-video signal is carried out to audio/video decoding;
Decoded outside audio-video signal is normalized, makes audio-video signal after treatment consistent with the ability of described audio-video signal playback equipment;
Audio-video signal after normalized is carried out to IPization to be processed.
12. methods as claimed in claim 10, is characterized in that: the audio-video signal according to the ability of audio-video signal playback equipment or attribute after to front end data acquisition resume module is normalized.
13. methods as claimed in claim 10, is characterized in that: described audio-video signal treatment facility is processed corresponding audio-video signal according to the user's operational order gathering or the nearest operational order of user of memory.
14. methods as claimed in claim 10, is characterized in that, described IPization audio-video signal after treatment is by being loaded into power line or ethernet line broadcast or broadcasting by wireless signal; Described audio-video signal comprise following at least one: TV signal (TV), audio-video signal (AV), color difference components signal (YPbPr), Computer signal (VGA), HDMI (High Definition Multimedia Interface) signal (HDMI), universal serial bus signal (USB), Ethernet signal (Ethernet).
15. 1 kinds of audio-video signal player methods, is characterized in that, the method comprises:
Receive IPization audio-video signal after treatment;
Audio-video signal after treatment described IPization is treated to the audio-video signal that is suitable for broadcasting;
Audio-video signal after playback process.
16. methods as claimed in claim 15, is characterized in that: connected and received described audio-video signal by electric power connection, wireless connections or Ethernet.
17. 1 kinds of audio-visual system implementation methods, is characterized in that, the method comprises:
Audio-video signal playback equipment and audio-video signal treatment facility start after receiving start-up command;
Set up being connected between audio-video signal treatment facility and audio-video signal playback equipment;
Audio-video signal treatment facility collection to process audio-video signal be to transmit in IP mode after IPization audio-video signal;
Described audio-video signal playback equipment receives and plays described IPization audio-video signal.
18. methods as claimed in claim 17, is characterized in that, be connected to electric power connection, wireless connections or Ethernet between described audio-video signal treatment facility and audio-video signal playback equipment connect.
CN201210494669.1A 2012-11-28 2012-11-28 Audio-video signal processing equipment, playback equipment, system and method Active CN103856808B (en)

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