CN101815162B - System for remote control of programs - Google Patents
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- CN101815162B CN101815162B CN201010156662.XA CN201010156662A CN101815162B CN 101815162 B CN101815162 B CN 101815162B CN 201010156662 A CN201010156662 A CN 201010156662A CN 101815162 B CN101815162 B CN 101815162B
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Abstract
The invention discloses a system for remote control of programs, which comprises a mobile phone, a digital set-top-box and a television, wherein the mobile phone is used as a remote controller to communicate with the set-top-box so as to acquire EPG program information and display the EPG program information on a screen of the mobile phone; a user operates the screen of the mobile phone directly to browse the program information or preview program videos; and when a program required to be watched is selected and the selection is confirmed, the selection result is sent to the set-top-box which forwards the selection result to a corresponding frequency point to descramble and decode the program and then output the program content to the television so as to realize the program watching of the television. The system saves the conventional set-top-box remote controller, saves social resources, improves the utilization ratio of the mobile phone, and more importantly improves living conveniences.
Description
Technical field
The present invention relates to video control field, especially a kind of method and system through the mobile phone remote program.
Background technology
In recent years, mobile phone obtained popularizing greatly in China, and the data of announcing according to Ministry of Industry and Information show that by the end of 7 months years in 2009, China mobile phone user reached 7.03 hundred million families.Add up according to people's homogeneous portion mobile phone, the mobile phone that China is in use all has 700,000,000 ones.
By 2009, China's digital TV network development was swift and violent, and provincial network has all been realized the broadcast of digital television program and watched that city's radio network at county level also is in the digital-to-analogue conversion process.And in September, 2009, the high definition program begins to broadcast, and TV programme begin to get into the high definition epoch.
The not enough and above historical background of versatility in view of remote controller; If can invent a kind of like this device; Come the remote control STB through mobile phone; The screen of use mobile phone comes the program guide and the programme content of previewing digital TV, realizes changing operations such as platform, control volume with the numerical key and the operating key of mobile phone, will great facility be provided for people.
Summary of the invention
The invention discloses a kind of system of remote control of programs, this system comprises mobile phone, top box of digital machine and TV; The mobile phone of wherein handset-selected integrated Bluetooth function or WiFi function; Wherein top box of digital machine needs bluetooth enable or WiFi function, is used for and mobile communication; Television set junctor top box wherein; Wherein top box of digital machine connects television network broadcast, receives the EPG programme information of CHINA RFTCOM Co Ltd transmission, is saved in the internal memory of STB; Wherein mobile phone is communicated by letter with STB as remote controller, obtains the EPG programme information, and is shown to mobile phone screen, it is characterized in that; The user directly operates mobile phone screen, browses programme information, and perhaps previewing program video is after having selected the program of wanting to watch; Select to confirm that send to STB to selection result, STB then forwards corresponding frequency to; Descrambling, this program of decoding, and programme content outputed to television set, to realize the program viewing of television set; Wherein use the concrete job step of this mobile phone to comprise: top box of digital machine is received the control command coding of mobile phone, such as preview request, then through the cas system in the top box of digital machine; Find program frequency point earlier, obtain the programme information of encrypting scrambling through tuning demodulator, be the video segment of encrypting the preview of scrambling here; Video segment to preview carries out descrambling, deciphering again, obtains the stream TS of video segment, and this TS stream is sent to mobile phone through Bluetooth protocol or WiFi agreement.
According to embodiments of the invention, said mobile phone is accomplished following function: communicate by letter with STB foundation based on Bluetooth protocol or WiFi agreement; Realize that with the STB communication software data message is synchronous; Transcoding is carried out in control information; Browse programme information; The video file of transmission preview; Software startup and exit function; Shutoff operation and open operation function; Said and STB bitcom realizes that the synchronously concrete course of work of data message comprises; Top box of digital machine sends synchronous control command to mobile phone, and behind this synchronous control command of mobile phone response, top box of digital machine and mobile phone are set up and shaken hands; Mobile phone invoke synchronous module is synchronized to the EPG programme information of top box of digital machine through Bluetooth protocol or WiFi agreement the RAM memory space of mobile phone.
According to embodiments of the invention, said STB is accomplished following function: communicate by letter with mobile phone foundation based on Bluetooth protocol or WiFi agreement; Realize that with mobile phone EPG program data message is synchronous; Receive the control command coding of mobile phone terminal, change and go to carry out function corresponding.The present invention saves traditional set-top box remote controller, has practiced thrift social resources, has improved the utilance of mobile phone, the more important thing is the convenience that has improved life.
Description of drawings
Accompanying drawing 1 is system configuration example figure of the present invention.
Accompanying drawing 2 is interaction flow sketch mapes of the present invention.
Accompanying drawing 3 is that programme information shows sketch map.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments the present invention is done further explain.
The present invention is directed to present top box of digital machine and high definition STB, realize that replace original remote controller with mobile phone operates, a kind of system of general remote control of programs is provided, this system comprises mobile phone, top box of digital machine and TV.
The mobile phone of wherein handset-selected integrated Bluetooth function or WiFi function, mobile phone comprises CPU, power supply, audio/video decoding, ROM, RAM, power amplifier, antenna, control IC etc.
Wherein top box of digital machine needs bluetooth enable or WiFi function, is used for and mobile communication.STB comprises CPU, power supply, audio/video decoding and output module, D/A modular converter, RAM memory, tuning demodulator, CA interface, external storage controller, AV interface circuit, bluetooth module or WiFi module etc.; STB CAS partly is responsible for descrambling, the deciphering of program source; Restore TS stream; And deliver to the audio/video decoding module, output to television set behind the audio/video decoding.
Television set junctor top box wherein.Wherein top box of digital machine connects television network broadcast, after the opening power, receives EPG (Electronic Program Guide, the electronic program guides) programme information of CHINA RFTCOM Co Ltd transmission, is saved in the internal memory of STB.
Wherein mobile phone is communicated by letter with STB as remote controller, obtains the EPG programme information, and is shown to mobile phone screen, and the user directly operates mobile phone screen; Browse programme information, perhaps previewing program video is after having selected the program of wanting to watch; Select to confirm that send to STB to selection result, STB then forwards corresponding frequency to; Descrambling, this program of decoding, and programme content outputed to television set, to realize the program viewing of television set.
Use mobile phone as shown in Figure 2 is browsed the method for TV programme menu, previewing program, manipulation STB, and (wherein Fig. 2 (A) is STB, (B) is mobile phone, (C) is television set.）：
The first step (B) is sent connection request through bluetooth module or WiFi module to (A).
Second step, (A) receive the connection request of (B) after, according to Bluetooth protocol or WiFi agreement, send response message to (B), with this communication that connects.
In the 3rd step, (A) all comprise synchronization module with (B) program.(A) send synchronous control command to (B), (B) respond this synchronous control command after, (A) shake hands with (B) setting up, (B) invoke synchronous module is synchronized to the EPG programme information of (A) through Bluetooth protocol or WiFi agreement the RAM memory space of (B).This function class is similar to Microsoft ActiveSync synchronizing software, and different is that it runs on the mobile phone.EPG program metadata information is encoded with XML, comprises station symbol, program names, reproduction time, playout length or the like.
In the 4th step, EPG Program Synchronization (B) is organized according to EPG program metadata information after accomplishing, and according to the definition of EPG program on mobile phone interface, is shown to the EPG programme information on the screen of (B).
Programme information shows that sketch map is as shown in Figure 3." sequence number " shows the current platform number that can receive altogether, from 1 to a last program platform." program platform " and " program names " are with the literal meaning." selection " corresponding 0 ~ 9 button of cell phone keyboard, get into the program of this row behind the button.If touch-screen, can directly select to want the row at the program place seen.
The user browses the EPG programme information through the button or the touch-screen of (B); If after browsing to programs of interest; Can press the corresponding numerical key of " selection " button or select corresponding program capable through touch-screen; Eject a dialog box this moment, and " selecting 1 " and " preview 2 " two selections are provided, and can carry out corresponding selection by 1 or 2 of cell phone keyboard.
If button 2, (B) sends the preview request of certain program to (A) at this moment.(B) EPG program can convert the control command coding that (A) can discern to key information (such as program preview information) to, and the communication module through the EPG program sends to (A).
The 5th step; (A) receive the control command coding of (B), such as preview request, then through CAS (the Conditional Access System in (A); Condition receiving system); Find program frequency point earlier, obtain the programme information of encrypting scrambling through tuning demodulator, be the video segment of encrypting the preview of scrambling here.Video segment to preview carries out descrambling, deciphering again, obtains the clear stream TS of video segment, and this TS stream is sent to (B) through Bluetooth protocol or WiFi agreement.
In the 6th step, EPG program (B) is received this video segment, and the playout software on the calling mobile phone is play this TS stream, to realize the preview of user to program.
The 7th step, if choosing, the user wants the program seen, selection key 1, (B) sends the playing request of certain program to (A) at this moment.(B) EPG program sends to (A) to the Play Control command code of button 1 information translation one-tenth (A) through communication module.
In the 8th step, the request of (A) receiving the program viewing of (B) is found program frequency point earlier through the CAS in (A), again the program that will watch is carried out descrambling, deciphering, obtains the clear stream TS of program, and program TS stream is sent to (C).
The 9th step; Other control information such as volume are added and subtracted information, return previous menu information, are got into main menu information etc.; The button of corresponding mobile phone according to circumstances; Show the entering main menu like the mobile phone menu key table, the corresponding volume plus-minus of mobile phone right and left key, the key correspondence makes progress mobile phone up and down, program guide or the like rolls downwards.
Wherein the EPG program on the mobile phone is accomplished following function:
1, communicates by letter with STB foundation based on Bluetooth protocol or WiFi agreement;
2, realize that with the STB communication software data message is synchronous;
3, transcoding is carried out in control information, be about to cell-phone button information and convert the control command coding of handling STB into;
4, browse programme information,, the EPG programme information that transmits is presented on the mobile phone screen by content promptly according to the EPG XML format specification of formulating;
5, transmit the video file of preview, promptly pass through the playout software broadcast program video segment of mobile phone;
6, software startup and exit function;
7, shutoff operation and open operation function, promptly the user can select the shutoff operation function when not wanting to handle STB, and this moment, the EPG program did not withdraw from, but no longer the STB transmitting control commands was encoded; Select the open operation function, can recover again to encode to the STB transmitting control commands.
Communication software corresponding on the STB is accomplished following function:
1, communicates by letter with mobile phone foundation based on Bluetooth protocol or WiFi agreement;
2, realize that with mobile phone EPG program data message is synchronous;
3, receive the control command coding of mobile phone terminal, change and go to carry out function corresponding.
In the present embodiment, the acquiescence STB has been obtained the EPG programme information of local CHINA RFTCOM Co Ltd.In fact, the EPG data stem from medium metamessage that the Content Management System of SI information (ETSI EN 300 468 V1.5.1 standards), Streaming Media or the CDN system media information and the local CHINA RFTCOM Co Ltd of DVB broadcasting generates etc.EPG programme information source approach generally has: through the ground cable tv broadcast receive, through the Internet http protocol obtain, mode such as antenna reception via satellite.EPG information is used the XML language description.
In the present embodiment, comprise that mobile phone, top box of digital machine, television set can constitute whole system; Described mobile phone can be selected regular handset for use, but must comprise Bluetooth function or WiFi function, and above-mentioned EPG program is installed; Equally, described top box of digital machine also need comprise bluetooth module or WiFi module, and above-mentioned communication software is installed.
In the present embodiment, save traditional set-top box remote controller, practiced thrift social resources, improved the utilance of mobile phone, the more important thing is the convenience that has improved life.
Claims (3)
1. the system of a remote control of programs, this system comprises mobile phone, STB and TV; The mobile phone of wherein handset-selected integrated Bluetooth function or WiFi function; Wherein STB needs bluetooth enable or WiFi function, is used for and mobile communication; Television set junctor top box wherein; Wherein STB connects television network broadcast, receives the EPG programme information of CHINA RFTCOM Co Ltd transmission, is saved in the internal memory of STB; Wherein mobile phone is communicated by letter with STB as remote controller, obtains the EPG programme information, and is shown to mobile phone screen; It is characterized in that the user directly operates mobile phone screen, browse programme information; Perhaps the previewing program video after having selected the program of wanting to watch, is selected to confirm; Send to STB to selection result, STB then forwards corresponding frequency to, descrambling, this program of decoding; And programme content outputed to television set, to realize the program viewing of television set, wherein use the concrete job step of this mobile phone to comprise: STB is received the preview request control command coding of mobile phone; Then, find program frequency point earlier, obtain the video segment of the preview of encrypting scrambling through tuning demodulator through the CAS system in the STB; Video segment to preview carries out descrambling, deciphering again, obtains the stream TS of video segment, and this TS stream is sent to mobile phone through Bluetooth protocol or WiFi agreement.
2. like the system of the described remote control of programs of claim 1, it is characterized in that said mobile phone is accomplished following function: communicate by letter with STB foundation based on Bluetooth protocol or WiFi agreement; Realize that with the STB communication software data message is synchronous; Transcoding is carried out in control information; Browse programme information; The video file of transmission preview; Software startup and exit function; Shutoff operation and open operation function; Said and STB bitcom realizes that the synchronously concrete course of work of data message comprises; STB sends synchronous control command to mobile phone, and behind this synchronous control command of mobile phone response, STB and mobile phone are set up and shaken hands; Mobile phone invoke synchronous module is synchronized to the EPG programme information of STB through Bluetooth protocol or WiFi agreement the RAM memory space of mobile phone.
3. like the system of the described remote control of programs of claim 1, it is characterized in that said STB is accomplished following function: communicate by letter with mobile phone foundation based on Bluetooth protocol or WiFi agreement; Realize that with mobile phone EPG program data message is synchronous; Receive the control command coding of mobile phone terminal, change and go to carry out function corresponding.
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| CN201010156662.XA CN101815162B (en) | 2010-04-27 | 2010-04-27 | System for remote control of programs |
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| CN201010156662.XA CN101815162B (en) | 2010-04-27 | 2010-04-27 | System for remote control of programs |
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| CN101815162A CN101815162A (en) | 2010-08-25 |
| CN101815162B true CN101815162B (en) | 2012-12-05 |
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