CN104301745A - Digital television signal sharing method, device and system - Google Patents
Digital television signal sharing method, device and system Download PDFInfo
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- CN104301745A CN104301745A CN201310303097.9A CN201310303097A CN104301745A CN 104301745 A CN104301745 A CN 104301745A CN 201310303097 A CN201310303097 A CN 201310303097A CN 104301745 A CN104301745 A CN 104301745A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 37
- 230000000007 visual effect Effects 0.000 abstract description 9
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention discloses a digital television signal sharing method, a device and a system. The method comprises steps that: digital television signals emitted by a digital television server farm are acquired; parsing and coding conversion on the digital television signals are carried out to acquire corresponding digital television signal code streams; program requests sent by mobile terminals are received, the corresponding digital television signal code streams are sent to the mobile terminals according to the program requests to share the digital television signals. According to the digital television signal sharing method, the digital television signals emitted by the digital television server farm are acquired, the corresponding digital television signal code streams are acquired, the digital television signal code streams are sent to the mobile terminals when the program requests are sent by the mobile terminals, so the digital television signals are shared by multiple mobile terminals, and the resource utilization rate is improved; high-definition television signals can be converted through coding and decoding into the digital television signal code streams which can be parsed by the mobile terminals, so users can watch high definition television programs through low-configuration mobile terminals, and excellent visual sense visual experience is brought to the users.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of method, Apparatus and system of shared digital television signal.
Background technology
In recent years, along with Digital Television (Digital Television, be called for short DTV) universal, the demand of people to DTV is more and more higher, every quality of DTV is had higher requirement, represents DTV highest standard, have best video, high definition TV (the High Definition Television of audio frequency effect, be called for short HDTV) arise at the historic moment, and also true to nature with it, the gorgeous effect of HDTV is subject to liking of more and more user.
But, due to the restriction of the speed that stored and transmit and size, video data must compress, and under the storage condition reaching optimal compression effect as far as possible, obtaining two hang-ups that good picture quality and low-bandwidth transmission are video compression always, different International Organization for standardization has formulated various criterion and has solved this problem.But the algorithm that can reach the encoding and decoding standard of this requirement is all inevitably very complicated, so just quite high to the configuration requirement of resolving HDTV.
In the prior art, intelligent box (Box) and the mobile terminal with DTV function have following major defect for HDTV:
(1) intelligent Box configuration is higher, and can resolve HDTV signal, but it does not possess locomotive function, cause user to use inconvenience, portability is not high.
(2) resolve the configuration requirement of HDTV signal to mobile terminal higher, existing most of mobile terminal does not all reach requirement, need upgrade the hardware configuration of mobile terminal, adds the cost of user; And existing HDTV signal and common DTV signal only can be used alone for a mobile terminal, can not reach data sharing, cause the waste of resource.
Summary of the invention
Main purpose of the present invention is the method, the Apparatus and system that provide a kind of shared digital television signal, and be intended to realize while multiple mobile terminal shares digital television signal, the mobile terminal of low configuration can realize the broadcasting of high-definition television programs.
In order to achieve the above object, the present invention proposes a kind of method of shared digital television signal, comprising:
Gather digital television server and mass-send the digital television signal penetrated;
Described digital television signal is resolved and code conversion, obtains corresponding digital television signal code stream;
The program request that mobile terminal receive sends, and send corresponding digital television signal code stream to described mobile terminal according to described program request, share digital television signal for described mobile terminal.
Preferably, described digital television server group comprises:
Mobile TV server, cable TV servers, network TV server.
Preferably, describedly to resolve and code conversion digital television signal, the step obtaining corresponding digital television signal code stream is specially:
Format analysis is carried out to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
According to described image information and coded system, described digital television signal is divided into high-definition TV signal and ordinary numbers TV signal;
Described high definition TV signal is carried out code conversion, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
Described high definition TV signal is carried out code conversion, the step obtaining corresponding digital television signal code stream is specially:
Described high definition TV signal is decoded, more decoded high definition TV signal data are encoded by simple algorithm, obtain corresponding digital television signal code stream.
The present invention also proposes a kind of digital television signal sharing means, comprising:
Acquisition module, mass-sends for gathering digital television server the digital television signal penetrated;
Acquisition module, for resolving and code conversion described digital television signal, obtains corresponding digital television signal code stream;
Sending module, for the program request that mobile terminal receive sends, and sends corresponding digital television signal code stream to described mobile terminal according to described program request, shares digital television signal for described mobile terminal.
Preferably, described digital television server group comprises:
Mobile TV server, cable TV servers, network TV server.
Preferably, described acquisition module comprises:
Resolution unit, for carrying out format analysis to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
Discrimination unit, for dividing into high-definition TV signal and ordinary numbers TV signal according to described image information and coded system by described digital television signal;
Converting unit, for described high definition TV signal is carried out code conversion, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
Described converting unit also for:
Described high definition TV signal is decoded, more decoded high definition TV signal data are encoded by simple algorithm, obtain corresponding digital television signal code stream.
The present invention proposes again a kind of system of shared digital television signal, comprising: digital television signal sharing means and some mobile terminals, wherein,
Described digital television signal sharing means, mass-sends for gathering digital television server the digital television signal penetrated; Described digital television signal is resolved and code conversion, obtains corresponding digital television signal code stream; The program request that mobile terminal receive sends, and send corresponding digital television signal code stream to described mobile terminal according to described program request, share digital television signal for described mobile terminal;
Described mobile terminal, for sending program request to described digital television signal sharing means, receive the digital television signal code stream of the correspondence that described digital television signal sharing means sends according to described program request, and resolve the programme information needed for obtaining according to the digital television signal code stream of described correspondence.
Preferably, described mobile terminal also for:
Program request is sent to described digital television signal sharing means based on HTML (Hypertext Markup Language).
The method of a kind of shared digital television signal that the present invention proposes, Apparatus and system, gather digital television server by digital television signal sharing means and mass-send the digital television signal penetrated, and described digital television signal is separated into high-definition TV signal and ordinary numbers TV signal, code conversion is carried out to described high definition TV signal, obtain corresponding digital television signal code stream, mobile terminal sends program request when watching program to described digital television signal sharing means, receive the digital television signal code stream of the correspondence that described digital television signal sharing means sends according to described program request, thus realize multiple mobile terminal and carry out shared digital television signal by described digital television signal sharing means, drastically increase the utilance of resource, carrying out code conversion due to described digital television signal sharing means to described high definition TV signal is again the digital television signal code stream that common mobile terminal can be resolved, therefore, user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user, and the portability of mobile terminal also provides users with the convenient.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet that the present invention shares the method preferred embodiment of digital television signal;
Fig. 2 is that the present invention shares in the method preferred embodiment of digital television signal and resolves and code conversion described digital television signal, obtains the schematic flow sheet of corresponding digital television signal code stream;
Fig. 3 is the structural representation of digital television signal sharing means of the present invention preferred embodiment;
Fig. 4 is the structural representation of acquisition module in digital television signal sharing means of the present invention preferred embodiment;
Fig. 5 is the structural representation that the present invention shares the system preferred embodiment of digital television signal.
In order to make technical scheme of the present invention clearly, understand, be described in further detail below in conjunction with accompanying drawing.
Embodiment
The solution of the embodiment of the present invention is mainly: gather digital television server by digital television signal sharing means and mass-send the digital television signal penetrated, and described digital television signal is separated into high-definition TV signal and ordinary numbers TV signal, code conversion is carried out to described high definition TV signal, obtain corresponding digital television signal code stream, mobile terminal sends program request when watching program to described digital television signal sharing means, receive the digital television signal code stream of the correspondence that described digital television signal sharing means sends according to described program request, and resolve the programme information needed for obtaining according to the digital television signal code stream of described correspondence.
As shown in Figure 1, present pre-ferred embodiments proposes a kind of method of shared digital television signal, comprising:
Step S101, gathers digital television server and mass-sends the digital television signal penetrated;
Receive the signal of DTV server zone, DTV server zone includes but not limited to mobile TV server, cable TV servers, network TV server, any server launching digital television signal all can be included in this DTV server zone, gather the digital television signal that in DTV server zone, each DTV server is launched, particularly, for the embedded different data acquisition module of different application, to realize gathering the digital television signal of the various ways such as mobile TV server, cable TV servers, network TV server.Existing digital television signal mainly adopts TS structure code stream, and each packet obtained need be integrated into TS structure according to the difference of gauge outfit by embedded data acquisition module.
In other embodiments, the digital television signal of collection also can be the digital television signal of mobile terminal according to http transport, and this digital television signal is the digital television signal that mobile terminal is received by wave point.
Step S102, resolves and code conversion described digital television signal, obtains corresponding digital television signal code stream;
Format analysis is carried out to the digital television signal gathered, parses program list information that described digital television signal comprises, video pictures size information corresponding to the rendition list and coded system etc.; According to video pictures size information and coded system, described digital television signal is distinguished, picture is isolated comparatively large and adopt high-definition TV signal and the ordinary numbers TV signal of complicated coding according to the size of video pictures, the complexity of coded system, and high-definition TV signal is separated, in high-definition TV signal, a program correspondence forms a code stream, like this, can ensure that mobile terminal is when configuring lower, can better resolve high-definition TV signal; It is the digital television signal code stream before formation by described ordinary numbers TV signal direct-assembling.
Comparatively large and adopt the high-definition TV signal of complicated coding for picture, by an embedded audio/video encoding/decoding module or external audio/video encoding/decoding software, code conversion is carried out to high-definition TV signal, to realize the conversion that complicated Video coding is encoded to simple video.First the high-definition TV signal data selecting the decoder module of different video form complexity to be encoded are resolved, again the simple algorithm of decoded high definition TV signal data by coding complicated in relative high-definition TV signal is encoded, thus by encoded translated for complexity be simple code, obtain corresponding digital television signal code stream, reduce the configuration requirement to resolving high-definition TV signal, make user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user.During as carried out code conversion to H264 code stream, first need to use decoder module corresponding to H264 code stream to be resolved to yuv data, again yuv data is encoded by simple algorithm, such as MPEG2, or do not use the algorithm of B Frame in H264, such can by encoded translated for complexity be simple code, reduce resolving the configuration requirement of machine.
Step S103, the program request that mobile terminal receive sends, and send corresponding digital television signal code stream to described mobile terminal according to described program request, share digital television signal for described mobile terminal.
An embedded privately owned digital television server, for providing program list information for mobile terminal, mobile terminal obtains program list information by the privately owned digital television server of access, and the program request needed for sending according to program list information is to privately owned digital television server, digital television signal code stream corresponding to high-definition TV signal or digital television signal code stream corresponding to ordinary numbers TV signal is sent to described mobile terminal again according to described program request, the programme information needed for obtaining is resolved according to the digital television signal code stream of described correspondence for described mobile terminal, multiple mobile terminal can be realized like this and carry out shared digital television signal according to the program request sent separately.
Particularly, as shown in Figure 2, above-mentioned steps S102 can comprise:
Step S1021, carries out format analysis to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
Step S1022, divides into high-definition TV signal and ordinary numbers TV signal according to described image information and coded system by described digital television signal;
Step S1023, carries out code conversion by described high definition TV signal, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
The present embodiment achieves multiple mobile terminal independent shared digital television signal, drastically increases the utilance of resource; Be the digital television signal code stream that common mobile terminal can be resolved owing to carrying out code conversion to described high definition TV signal again, therefore, user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user, and the portability of mobile terminal also provides users with the convenient.
As shown in Figure 3, present pre-ferred embodiments proposes a kind of digital television signal sharing means, comprising: acquisition module 301, acquisition module 302 and sending module 303, wherein:
Acquisition module 301, mass-sends for gathering digital television server the digital television signal penetrated;
Receive the signal of DTV server zone, DTV server zone includes but not limited to mobile TV server, cable TV servers, network TV server, any server launching digital television signal all can be included in this DTV server zone, gather the digital television signal that in DTV server zone, each DTV server is launched, particularly, for the embedded different data acquisition module of different application, to realize gathering the digital television signal of the various ways such as mobile TV server, cable TV servers, network TV server.Existing digital television signal mainly adopts TS structure code stream, and each packet obtained need be integrated into TS structure according to the difference of gauge outfit by embedded data acquisition module.
In other embodiments, the digital television signal of collection also can be the digital television signal of mobile terminal according to http transport, and this digital television signal is the digital television signal that mobile terminal is received by wave point.
Acquisition module 302, for resolving and code conversion described digital television signal, obtains corresponding digital television signal code stream;
Format analysis is carried out to the digital television signal gathered, parses program list information that described digital television signal comprises, video pictures size information corresponding to the rendition list and coded system etc.; According to video pictures size information and coded system, described digital television signal is distinguished, picture is isolated comparatively large and adopt high-definition TV signal and the ordinary numbers TV signal of complicated coding according to the size of video pictures, the complexity of coded system, and high-definition TV signal is separated, in high-definition TV signal, a program correspondence forms a code stream, like this, can ensure that mobile terminal is when configuring lower, can better resolve high-definition TV signal; It is the digital television signal code stream before formation by described ordinary numbers TV signal direct-assembling.
Comparatively large and adopt the high-definition TV signal of complicated coding for picture, by an embedded audio/video encoding/decoding module or external audio/video encoding/decoding software, code conversion is carried out to high-definition TV signal, to realize the conversion that complicated Video coding is encoded to simple video.First the high-definition TV signal data selecting the decoder module of different video form complexity to be encoded are resolved, again the simple algorithm of decoded high definition TV signal data by coding complicated in relative high-definition TV signal is encoded, thus by encoded translated for complexity be simple code, obtain corresponding digital television signal code stream, reduce the configuration requirement to resolving high-definition TV signal, make user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user.During as carried out code conversion to H264 code stream, first need to use decoder module corresponding to H264 code stream to be resolved to yuv data, again yuv data is encoded by simple algorithm, such as MPEG2, or do not use the algorithm of B Frame in H264, such can by encoded translated for complexity be simple code, reduce resolving the configuration requirement of machine.
Sending module 303, for the program request that mobile terminal receive sends, and sends corresponding digital television signal code stream to described mobile terminal according to described program request, shares digital television signal for described mobile terminal.
An embedded privately owned digital television server, for providing program list information for mobile terminal, mobile terminal obtains program list information by the privately owned digital television server of access, and the program request needed for sending according to program list information is to privately owned digital television server, digital television signal code stream corresponding to high-definition TV signal or digital television signal code stream corresponding to ordinary numbers TV signal is sent to described mobile terminal again according to described program request, the programme information needed for obtaining is resolved according to the digital television signal code stream of described correspondence for described mobile terminal, multiple mobile terminal can be realized like this and carry out shared digital television signal according to the program request sent separately.
Particularly, as shown in Figure 4, described acquisition module 302 can comprise: resolution unit 3021, discrimination unit 3022 and converting unit 3023, wherein:
Resolution unit 3021, for carrying out format analysis to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
Discrimination unit 3022, for dividing into high-definition TV signal and ordinary numbers TV signal according to described image information and coded system by described digital television signal;
Converting unit 3023, for described high definition TV signal is carried out code conversion, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
The present embodiment achieves multiple mobile terminal independent shared digital television signal, drastically increases the utilance of resource; Be the digital television signal code stream that common mobile terminal can be resolved owing to carrying out code conversion to described high definition TV signal again, therefore, user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user, and the portability of mobile terminal also provides users with the convenient.
As shown in Figure 5, present pre-ferred embodiments proposes a kind of system of shared digital television signal, comprising: digital television signal sharing means 100 and some mobile terminals 200, wherein,
Described digital television signal sharing means 100, mass-sends for gathering digital television server the digital television signal penetrated; Described digital television signal is resolved and code conversion, obtains corresponding digital television signal code stream; The program request that mobile terminal receive 200 sends, and send corresponding digital television signal code stream to described mobile terminal 200 according to described program request, share digital television signal for described mobile terminal 200;
Described mobile terminal 200, for sending program request to described digital television signal sharing means 100, receive the digital television signal code stream of the correspondence that described digital television signal sharing means 100 sends according to described program request, and resolve the programme information needed for obtaining according to the digital television signal code stream of described correspondence.
Particularly, described digital television signal sharing means 100 carries out format analysis to the digital television signal gathered, and parses program list information that described digital television signal comprises, video pictures size information corresponding to the rendition list and coded system etc.; According to video pictures size information and coded system, described digital television signal is distinguished, picture is isolated comparatively large and adopt high-definition TV signal and the ordinary numbers TV signal of complicated coding according to the size of video pictures, the complexity of coded system, and high-definition TV signal is separated, in high-definition TV signal, a program correspondence forms a code stream, like this, can ensure that mobile terminal is when configuring lower, can better resolve high-definition TV signal; It is the digital television signal code stream before formation by described ordinary numbers TV signal direct-assembling.
Comparatively large and adopt the high-definition TV signal of complicated coding for picture, by carrying out code conversion to high-definition TV signal, to realize the conversion that complicated Video coding is encoded to simple video in the embedded audio/video encoding/decoding module of described digital television signal sharing means 100 or external audio/video encoding/decoding software.First the high-definition TV signal data selecting the decoder module of different video form complexity to be encoded are resolved, again the simple algorithm of decoded high definition TV signal data by coding complicated in relative high-definition TV signal is encoded, thus by encoded translated for complexity be simple code, obtain corresponding digital television signal code stream, reduce the configuration requirement to resolving high-definition TV signal, make user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user.
Further, the embedded privately owned digital television server of described digital television signal sharing means 100, for providing program list information for mobile terminal 200, mobile terminal 200 is accessed privately owned digital television server according to HTML (Hypertext Markup Language) and is obtained program list information, and the program request needed for sending according to program list information and HTML (Hypertext Markup Language) is to privately owned digital television server, digital television signal code stream corresponding to high-definition TV signal or digital television signal code stream corresponding to ordinary numbers TV signal is sent to described mobile terminal 200 again according to described program request, described mobile terminal 200 resolves the programme information needed for obtaining according to the digital television signal code stream of described correspondence, multiple mobile terminal 200 can be realized like this and carry out shared digital television signal according to the program request sent separately.
The method of a kind of shared digital television signal that the present invention proposes, Apparatus and system, gather digital television server by digital television signal sharing means and mass-send the digital television signal penetrated, and described digital television signal is separated into high-definition TV signal and ordinary numbers TV signal, code conversion is carried out to described high definition TV signal, obtain corresponding digital television signal code stream, mobile terminal sends program request when watching program to described digital television signal sharing means, receive the digital television signal code stream of the correspondence that described digital television signal sharing means sends according to described program request, thus realize multiple mobile terminal and carry out shared digital television signal by described digital television signal sharing means, drastically increase the utilance of resource, carrying out code conversion due to described digital television signal sharing means to described high definition TV signal is again the digital television signal code stream that common mobile terminal can be resolved, therefore, user can watch high definition television program on the mobile terminal of low configuration, bring splendid visual experience sense to user, and the portability of mobile terminal also provides users with the convenient.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a method for shared digital television signal, is characterized in that, comprising:
Gather digital television server and mass-send the digital television signal penetrated;
Described digital television signal is resolved and code conversion, obtains corresponding digital television signal code stream;
The program request that mobile terminal receive sends, and send corresponding digital television signal code stream to described mobile terminal according to described program request, share digital television signal for described mobile terminal.
2. method according to claim 1, is characterized in that, described digital television server group comprises:
Mobile TV server, cable TV servers, network TV server.
3. method according to claim 1 and 2, is characterized in that, describedly resolves and code conversion digital television signal, and the step obtaining corresponding digital television signal code stream is specially:
Format analysis is carried out to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
According to described image information and coded system, described digital television signal is divided into high-definition TV signal and ordinary numbers TV signal;
Described high definition TV signal is carried out code conversion, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
4. method according to claim 3, is characterized in that, described high definition TV signal is carried out code conversion, and the step obtaining corresponding digital television signal code stream is specially:
Described high definition TV signal is decoded, more decoded high definition TV signal data are encoded by simple algorithm, obtain corresponding digital television signal code stream.
5. a digital television signal sharing means, is characterized in that, comprising:
Acquisition module, mass-sends for gathering digital television server the digital television signal penetrated;
Acquisition module, for resolving and code conversion described digital television signal, obtains corresponding digital television signal code stream;
Sending module, for the program request that mobile terminal receive sends, and sends corresponding digital television signal code stream to described mobile terminal according to described program request, shares digital television signal for described mobile terminal.
6. device according to claim 5, is characterized in that, described digital television server group comprises:
Mobile TV server, cable TV servers, network TV server.
7. the device according to claim 5 or 6, is characterized in that, described acquisition module comprises:
Resolution unit, for carrying out format analysis to described digital television signal, obtains program list information, image information and coded system that described digital television signal comprises;
Discrimination unit, for dividing into high-definition TV signal and ordinary numbers TV signal according to described image information and coded system by described digital television signal;
Converting unit, for described high definition TV signal is carried out code conversion, obtains corresponding digital television signal code stream; Be corresponding digital television signal code stream by described ordinary numbers TV signal direct-assembling.
8. device according to claim 7, is characterized in that, described converting unit also for:
Described high definition TV signal is decoded, more decoded high definition TV signal data are encoded by simple algorithm, obtain corresponding digital television signal code stream.
9. a system for shared digital television signal, is characterized in that, comprising: digital television signal sharing means and some mobile terminals, wherein,
Described digital television signal sharing means, mass-sends for gathering digital television server the digital television signal penetrated; Described digital television signal is resolved and code conversion, obtains corresponding digital television signal code stream; The program request that mobile terminal receive sends, and send corresponding digital television signal code stream to described mobile terminal according to described program request, share digital television signal for described mobile terminal;
Described mobile terminal, for sending program request to described digital television signal sharing means, receive the digital television signal code stream of the correspondence that described digital television signal sharing means sends according to described program request, and resolve the programme information needed for obtaining according to the digital television signal code stream of described correspondence.
10. system according to claim 9, is characterized in that, described mobile terminal also for:
Program request is sent to described digital television signal sharing means based on HTML (Hypertext Markup Language).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310303097.9A CN104301745A (en) | 2013-07-18 | 2013-07-18 | Digital television signal sharing method, device and system |
| PCT/CN2013/087088 WO2014161311A1 (en) | 2013-07-18 | 2013-11-13 | Method, apparatus, and system for sharing digital television signal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310303097.9A CN104301745A (en) | 2013-07-18 | 2013-07-18 | Digital television signal sharing method, device and system |
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| CN104301745A true CN104301745A (en) | 2015-01-21 |
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| CN201310303097.9A Pending CN104301745A (en) | 2013-07-18 | 2013-07-18 | Digital television signal sharing method, device and system |
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| WO (1) | WO2014161311A1 (en) |
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| CN113794905A (en) * | 2021-08-06 | 2021-12-14 | 深圳数字电视国家工程实验室股份有限公司 | Digital television signal distribution method, system, receiving device and terminal device |
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| CN102595652A (en) * | 2011-01-05 | 2012-07-18 | 中兴通讯股份有限公司 | Mobile terminal supporting digital television, and implementation method |
| CN102752586A (en) * | 2011-04-18 | 2012-10-24 | 中兴通讯股份有限公司 | Method, device and system for realizing televiewing in terminal |
| KR101239097B1 (en) * | 2011-02-07 | 2013-03-05 | 엘지전자 주식회사 | Video display apparatus sharing personal setting information of moving terminal and the sharing method |
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| CN102571726B (en) * | 2010-12-23 | 2016-06-22 | 中国移动通信集团广东有限公司 | Method, system and the state judgment server that multi-medium data is shared |
| CN102340706A (en) * | 2011-10-24 | 2012-02-01 | 中兴通讯股份有限公司 | Digital television program sharing device, method and set-top box |
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- 2013-07-18 CN CN201310303097.9A patent/CN104301745A/en active Pending
- 2013-11-13 WO PCT/CN2013/087088 patent/WO2014161311A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595652A (en) * | 2011-01-05 | 2012-07-18 | 中兴通讯股份有限公司 | Mobile terminal supporting digital television, and implementation method |
| KR101239097B1 (en) * | 2011-02-07 | 2013-03-05 | 엘지전자 주식회사 | Video display apparatus sharing personal setting information of moving terminal and the sharing method |
| CN102752586A (en) * | 2011-04-18 | 2012-10-24 | 中兴通讯股份有限公司 | Method, device and system for realizing televiewing in terminal |
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