CN101521732A - System and method for remotely controlling set-top box - Google Patents
System and method for remotely controlling set-top box Download PDFInfo
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Abstract
The invention relates to a system and a method for remotely controlling a set-top box. The system comprises a television set-top box and a family network domain, wherein the television set-top box receives programme signals of various types, which are provided by operators; the home network domain comprises a home gateway, a television set-top box and a signal transformation device, wherein the television set-top box is connected with the signal transformation device and inputs programme signals to the signal transformation device, a mobile terminal accesses the home gateway through a mobile network and logs on after being verified by the home gateway, the programme signals sent by the signal transformation device are received by the mobile terminal, and the signal transformation device transforms remote control commands sent by the mobile terminal to infrared control signals which can be received and identified by the television set-top box so as to remotely control the mobile terminal of the television set-top box. The invention has the advantage that television programmes of a home television set-top box can be televiewed through a common mobile terminal provided with client-side software, thereby televiewing high-definition digital television programmes anywhere and anytime, and the television set-top box programmes are controlled by the mobile terminal.
Description
Technical field
The present invention relates to the systems approach of RTV remote television set-top box, relate in particular to a kind of system and method by portable terminal RTV remote television set-top box.
Background technology
Along with development of Communication Technique, mobile phone, personal digital assistant (Personal Digital Assistant, be called for short PDA), portable terminal such as handheld device is universal day by day in daily life, simultaneously, along with digital video broadcast environment forms gradually, the notion of mobile TV is also increasingly mature, such as mobile TV etc.Present domestic mobile operator, TV station, content supplier/service provider (CP/SP), manufacturer terminal and some system integrators, all begun to pay close attention to this new business of mobile TV, and try out within the specific limits, comprise the special making of program, the adjustment that data traffic is taken, suitable popularization etc., operator is progressively cultivating the see the mobile phone watching habit of TV of mobile subscriber whenever and wherever possible, along with intelligent mobile terminal is day by day popularized and the decline of price, the continuous downward modulation of mobile data services rate and movie and television contents more not abundant, mobile phone TV services are expected to become the main flow that 3G uses, and become one of business most popular in the following 3G service.
From technological layer, providing of cell phone TV mainly passed through dual mode at present: a kind of based on the data flow media business; A kind of digital broadcasting mode that is based on.
Wherein the mobile TV of data flow media business is exactly that mobile operator utilizes existing mobile communications network to provide the mobile video business to the user, has released mobile phone TV services in this way as the China Mobile and the CHINAUNICOM of the famous Sprint of communication company of the U.S., China.The mobile phone TV services of China Mobile are based on GPRS (General Packet Radio Service, be called for short GPRS) network, CHINAUNICOM relies on its code division multiple access (CDMA1X) network, and this business all need be equipped with the corresponding playout software of installation on the mobile phone terminal of operating system.The technology of another kind of realization mobile TV is the digital broadcasting mode, and in general, Digital Television is meant the digital television business based on broadcasting; The broadcast type Digital Television can be divided into wired and wireless two kinds.Based on wireless digital television broadcasting terrestrial broadcasting and satellite broadcasting dual mode are arranged, the digital television business that is based on terrestrial broadcasting that we relatively pay close attention to now.In addition, according to the classification of the application mode of receiving terminal, the terrestrial broadcasting Digital Television can provide mobile phone, vehicle-mounted, the hand-held PDA pattern of watching with notebook.
In the above-mentioned dual mode, first kind of mode programme content provided by operator, more is VOD service, and charge is still higher; Though can freely watch TV programme for second kind, to mobile phone hardware requirement height, in addition, there is the unsettled situation of programme signal in such mobile phone cost height, and can't watches the high definition program.
Country is carrying out cable digital TV energetically at present, digital television signal becomes the main flow of TV signal in the future gradually, original wired analog signal will progressively be broken, and existing part is implemented the regional or regional of Digital Television popularization, has stopped the broadcast of analog signal.By the TV programme that the regular handset that client software is installed is watched the home television set top box, can watch or browse the digital television program of high definition anywhere or anytime, and the set-top box television program be carried out remote control by mobile phone.
Summary of the invention
Technical problem to be solved by this invention is the shortcoming that overcomes prior art, provides a kind of and watches or browse home television set top box TV programme and by the set-top box television program being carried out the system and method for remote control by mobile terminal remote.
For this reason, the invention provides a kind of system of remotely controlling set-top box, wherein, this system comprises:
TV set-top box receives the various forms of TV programme signal that operator provides;
Home network domain, be made up of home gateway, TV set-top box and chromacoder, described chromacoder comprises programme signal receiver module, remote programme signal radiofrequency emitting module, remote control command receiver module, remote control command modular converter and remote control command radio frequency release module;
Described portable terminal is visited home gateway by the mobile network, home gateway checking back login, chromacoder extracts the programme signal of TV set-top box, by the programme signal receiver module program receiving signal of chromacoder and carry out compressed encoding, to aerial emission, portable terminal is play by the programme signal that mobile network's receiving signal conversion equipment sends by remote programme signal radiofrequency emitting module; Described portable terminal can send remote control command to described chromacoder by the mobile network, the remote control command that the remote control command receiver module of chromacoder sends mobile terminal receive, the remote control command that the remote control command modular converter sends portable terminal is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, send infrared remote-controlled signal by remote control command radio frequency release module to TV set-top box, realize the Remote of portable terminal TV set-top box.
The present invention also provides a kind of method of remotely controlling set-top box, and this method comprises the steps:
(1) TV set-top box receives the various forms of programme signals that operator provides;
(2) home gateway, TV set-top box and chromacoder are formed home network domain, TV set-top box inputs to chromacoder with programme signal;
(3) portable terminal is visited home network domain by the mobile network, logins to home gateway after the home network domain checking, and portable terminal and chromacoder are initiated to be connected;
(4) programme signal that sends by the portable terminal receiving signal conversion equipment, portable terminal sends remote control command by the mobile network;
(5) remote control command of portable terminal being sent by chromacoder is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, and realizes the Remote of portable terminal to TV set-top box.
Beneficial effect of the present invention is, use the present invention, watch the TV programme of home television set top box by the common mobile terminal that client software is installed, can watch or browse the digital television program of high definition anywhere or anytime, and the set-top box television program be carried out remote control by portable terminal.
Description of drawings
Fig. 1 is a system applies schematic diagram of the present invention;
Fig. 2 is set-top box signal commutator principle figure of the present invention;
Fig. 3 is the realization flow figure of the inventive method.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 shows the overall structure of embodiment of the invention system.See also shown in Figure 1, the TV programme signal (is example with the DVB signal) of television operator issue is sent to TV set-top box after entering family through outdoor coaxial inlet wire, set-top box is connected with display, display is a television set in the present embodiment, and the numerical portion in the TV set-top box decoding cable TV signal wherein one tunnel decoded TV programme signal inputs to TV and plays.
TV set-top box is connected with chromacoder, and will other one the tunnel be sent to chromacoder in the decoded TV programme signal, and TV set-top box, television set, chromacoder are connected to home gateway respectively and form home network domain.
At first on home gateway, register according to the personal identifier module (SIM) of portable terminal, the customer identification number of chromacoder, portable terminal moves through network according to customer identification number and sends connection request to home network domain, after the personal identifier module of home gateway checking portable terminal is the registered user, set up being connected between portable terminal and the home network domain.
As shown in Figure 2, chromacoder comprises programme signal receiver module, remote programme signal radiofrequency emitting module, remote control command receiver module, remote control command modular converter and remote control command radio frequency release module; Described portable terminal is visited home gateway by the mobile network, home gateway checking back login, chromacoder extracts the programme signal of TV set-top box, by the programme signal receiver module program receiving signal of chromacoder and carry out compressed encoding, by remote programme signal radiofrequency emitting module to aerial emission, portable terminal is play by the programme signal that mobile network's receiving signal conversion equipment sends, portable terminal is equipped with client software, and the program receiving signal is also play.Described portable terminal can send remote control command to described chromacoder by the mobile network, the remote control command that the remote control command receiver module of chromacoder sends mobile terminal receive, the remote control command that the remote control command modular converter sends portable terminal is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, send infrared remote-controlled signal by remote control command radio frequency release module to TV set-top box, realize the Remote of portable terminal to TV set-top box, as switching on and shutting down, the conversion program channel, the configuration switch machine time, when being in holding state, television set also can carry out remote control such as switching on and shutting down, the conversion program channel to television set, regulate volume, the configuration switch machine time etc.
TV programme signal is corresponding television channel sequence number and television channel name respectively, for example the television channel sequence number is 01, television channel name is the digital TV channel title, for example name is called " CCTV1 ", when portable terminal is connected first with video system, for example date connect hours is 2006/01/01 first, chromacoder is with television channel sequence number " 01 ", television channel name " CCTV1 " and date connect hours " 2006/01/01 " generate a Parameter File, and the time on recent renewal date of recording parameters file, for example write down and be " 2006/01/01 " update time, and this Parameter File sent to portable terminal, portable terminal is accepted the back and is preserved, need to change television channel in portable terminal login later on or the broadcast program process, can from the Parameter File that portable terminal is preserved, directly extract new channel number and send to chromacoder.
TV set-top box is furnished with remote controller, the client software that described portable terminal is installed also is provided with remote control module, when portable terminal calls remote control module, on the mobile terminal display screen with the display remoting interface, the corresponding setting of button of remote control interface and corresponding remote controller, the remote control interface is provided with learning key, the cellphone subscriber can send remote control command by the remote control interface of touch mobile terminal display screen or by the remote control interface of mobile phone key operating display, when pressing learning key, portable terminal is mapped remote control interface and Parameter File the learning parameter file, for example study for the first time is the Parameter File that portable terminal is preserved during first with the chromacoder wireless connections, for example above-mentioned: television channel sequence number " 01 ", television channel name " CCTV1 " and date connect hours " 2006/01/01 ", when described TV programme signal corresponding television channel sequence number of difference and television channel name take place to upgrade, chromacoder will generate a new argument file and replace the former Parameter File that generates, for example the corresponding television channel name of television channel sequence number " 01 " is " CCTV3 ", when portable terminal 2006/01/10 is connected with chromacoder once more, chromacoder will send the new Parameter File of prompting study to portable terminal, press learning key with the cellphone subscriber, portable terminal will obtain up-to-date Parameter File and learn from chromacoder, and the new argument file after the study is: television channel sequence number " 01 ", television channel name " CCTV3 " and date connect hours " 2006/01/10 ".In the time of in the middle of portable terminal is in home network domain, portable terminal directly carries out remote control by the programme signal of home network domain receiving signal conversion equipment transmission and to set-top box.
Predeterminable program start time of portable terminal and program channel, and the Pgmtime that presets and program channel sent to chromacoder and preserve, general mobile phone users is understood the program start time of certain program channel, for example default program start time is: the morning on the 2006/01/20th 10:30, program channel is " CCTV1 ", in order to guarantee that the user can in time watch default program channel, the programme signal conversion equipment will be when Pgmtime begins preceding ten minutes, at first chromacoder will send detection information and detect portable terminal and whether be in open state, if be in open state, send information one time every five fens clockwise portable terminals, send prompting for the first time at 10:20,10:25 sends prompting for the second time, 10:30 sends prompting for the third time, there is not the login system TV reception then after sending three informations, to stop to send information to 10:30 program start time portable terminal, when beginning, Pgmtime received for the first time or login system TV reception during second information that as portable terminal then chromacoder is follow-up no longer sends for the second time or information for the third time in preceding ten minutes.Also the lockable television channel is provided with the time of televising time, playout length and the channel that can watch and allowing to play this channel.Can prevent when for example the head of a family stays out that child from excessively seeing TV or seeing bad TV programme, also can long-rangely close or turn on automatically television set, be set on the specific channel, when portable terminal carried out remote control to set-top box, chromacoder was sent to portable terminal with the programme signal parameter.
Can on home gateway, register a plurality of portable terminals, be divided into controlled stage portable terminal and regular grade portable terminal, a plurality of registered portable terminals can be watched the programme signal of chromacoder emission simultaneously, set the priority level of remote control between portable terminal and the remote controller by the controlled stage portable terminal, priority level from high to low, when portable terminal and remote controller or a plurality of portable terminal send remote control command to TV set-top box simultaneously, TV set-top box receives the high instruction of priority level, and wherein the controlled stage portable terminal has only one and priority level to be higher than regular grade portable terminal and remote controller.Set the level of priority of a plurality of portable terminals and TV set-top box remote controller here respectively, for example, the portable terminal of a plurality of registrations: portable terminal A, portable terminal B, portable terminal C and a remote controller D, wherein portable terminal A is a controlled stage, portable terminal B and C are regular grade, portable terminal A priority level is the highest, portable terminal B and C, remote controller D preferentially can set by portable terminal A, for example set B and be higher than C, C is higher than D, A then, B, C, the power level of D correspondence is not 1,2,3,4, set priority level 1〉2〉3〉4, as portable terminal A, portable terminal B, when two or two above members send remote control command to TV set-top box simultaneously among portable terminal C and the remote controller D, TV set-top box will receive the high remote control command of level of priority.
Chromacoder is long and watch frequency with the time of watching of record television channel number and corresponding television channel name, when the portable terminal login system, chromacoder at first will be according to the frequency of watching of television channel sequence number and title, to watch that television channel sequence number that frequency is the highest and title are sent to portable terminal and step on acquiescence and watch, watching under the identical situation of frequency, long the longest seeing that television channel sequence number that frequency is the highest and title are sent to portable terminal and step on acquiescence and watch according to the time of watching again.For example, the frequency of watching of channel number 01, title CCTV1 is 10 times, watch that time length is 2 hours, the frequency of watching of channel number 02, title CCTV2 is 20 times, watch that time length is 1 hour, then at first according to watching frequency 20 times, channel number 02, title CCTV2 are sent to portable terminal step on acquiescence and watch greater than 10 times; And for example, the frequency of watching of channel number 03, title CCTV3 is 15 times, watch that time length is 4 hours, the frequency of watching of channel number 04, title CCTV4 is 15 times, watch that time length is 3 hours, watch that frequency is all 15 times mutually, then according to watching that time length is greater than 3 hours channel number 03, title CCTV3 to be sent to portable terminal in 4 hours to step on to give tacit consent to and watch.
Described portable terminal is when mobile network's a base station enters into another base station, portable terminal will send the base station to streaming media server and change information, streaming media server sends information to portable terminal after receiving base station replacing information, the switching of prompting base station has switched to the outskirt net from home network, and whether prompting interrupts the wireless connections between portable terminal and chromacoder.
In the time of in the middle of portable terminal is in home network domain, the programme signal that portable terminal login back directly sends by the home network domain receiving signal conversion equipment and set-top box is carried out remote control does not need to set up being connected between portable terminal and the home network domain by the mobile network.
As Fig. 3 is the schematic flow sheet of method embodiment of the present invention, and as shown in the figure, the flow process of enforcement is:
Step 10 TV set-top box receives the various forms of programme signals that operator provides;
Step 11 is formed home network domain with home gateway, TV set-top box and chromacoder, and TV set-top box inputs to chromacoder with programme signal;
Step 12 portable terminal is visited home network domain by the mobile network, logins to home gateway after the home network domain checking, and portable terminal and chromacoder are initiated to be connected;
The programme signal that step 13 sends by the portable terminal receiving signal conversion equipment, portable terminal sends remote control command by the mobile network;
The remote control command that step 14 is sent portable terminal by chromacoder is converted to the control signal that TV set-top box can receive and identify, and realizes the Remote of portable terminal to TV set-top box.
Above-described chromacoder comprises the programme signal receiver module, remote programme signal radiofrequency emitting module, the remote control command receiver module, remote control command modular converter and remote control command radio frequency release module, signal receiving module is used to receive the decoded programme signal of TV set-top box and carries out compressed encoding, remote programme signal radiofrequency emitting module is used for the programme signal behind the compressed encoding is sent to portable terminal by the mobile network, portable terminal is equipped with client software, the program receiving signal is also play, portable terminal can send remote control command to described chromacoder by the mobile network, the remote control command that the remote control command receiver module of chromacoder sends mobile terminal receive, the remote control command that the remote control command modular converter sends portable terminal is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, send infrared remote-controlled signal by remote control command radio frequency release module to TV set-top box, realize the various remote controls of portable terminal thus TV set-top box.
Portable terminal has personal identity number (for example card number of portable terminal SIM card) in the step 12, chromacoder has customer identification number (chromacoder is fitted with Subscriber Identity Module USIM and has unique card number), home network domain is judged whether corresponding registration with customer identification number of personal identity number, if then portable terminal signs in to home gateway.
Described step (3) is further comprising the steps of:
Chromacoder continues to send the video stream data package informatin of programme signal to portable terminal, the process of the information of transmission is divided into a plurality of time slices automatically, when each time slice finishes, automatically generate one and send the data statistics bag, comprise in this statistical packages that the data packet byte that the current time fragment has sent counts S, and send one to terminal and accept the data feedback command;
Chromacoder is accepted the data feedback that portable terminal is sent, this data feedback packet portable terminal receives the byte number C of packet, sending data feedback demo plant analyzes the difference Q that S deducts C, if Q is less than or equal to the scope of setting, checking is passed through, continue the transmission of next fragment data
If, carrying out a secondary data greater than the threshold range that is provided with, Q sends exception record, if do not receive byte number C, then suspend the transmission of next fragment data, restore data sends when receiving byte number C, does not receive byte number C if surpass certain hour, then stops the notebook data process of transmitting.Emission one frame programme signal in the above-mentioned time slice, time slice setting range be 0.04 second to 1 second be a time slice.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1, a kind of system of remotely controlling set-top box is characterized in that, described system comprises:
TV set-top box receives the various forms of TV programme signal that operator provides;
Home network domain, be made up of home gateway, TV set-top box and chromacoder, described chromacoder comprises programme signal receiver module, remote programme signal radiofrequency emitting module, remote control command receiver module, remote control command modular converter and remote control command radio frequency release module;
Described portable terminal is visited home gateway by the mobile network, home gateway checking back login, chromacoder extracts the programme signal of TV set-top box, by the programme signal receiver module program receiving signal of chromacoder and carry out compressed encoding, to aerial emission, portable terminal is play by the programme signal that mobile network's receiving signal conversion equipment sends by remote programme signal radiofrequency emitting module; Described portable terminal can send remote control command to described chromacoder by the mobile network, the remote control command that the remote control command receiver module of chromacoder sends mobile terminal receive, the remote control command that the remote control command modular converter sends portable terminal is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, send infrared remote-controlled signal by remote control command radio frequency release module to TV set-top box, realize the Remote of portable terminal TV set-top box.
2, the system of remotely controlling set-top box as claimed in claim 1, it is characterized in that, described TV programme signal is corresponding television channel sequence number and television channel name respectively, when portable terminal is connected first with video system, chromacoder generates a Parameter File with television channel sequence number and television channel name, and the time on recent renewal date of indicating this Parameter File, and this Parameter File sent to portable terminal, portable terminal is accepted the back and is preserved, need to change television channel in portable terminal login later on or the broadcast program process, can from the Parameter File that portable terminal is preserved, directly extract new channel number and send to chromacoder.
3, the system of remotely controlling set-top box as claimed in claim 2, it is characterized in that, described TV set-top box is furnished with remote controller, described portable terminal is provided with remote control module, when portable terminal calls remote control module, on the mobile terminal display screen with the display remoting interface, the corresponding setting of button of described remote control interface and corresponding remote controller, described remote control interface is provided with learning key, when pressing learning key, portable terminal will be learnt described Parameter File is mapped remote control interface and Parameter File, send remote control command by the remote control interface of touch mobile terminal display screen or by the remote control interface of mobile phone key operating display, when pairing television channel sequence number of described TV programme signal and television channel name take place to upgrade, chromacoder will generate a new argument file and replace the former Parameter File that generates, when portable terminal is connected with chromacoder once more, chromacoder will send the new Parameter File of prompting study to portable terminal, press learning key, portable terminal will obtain up-to-date Parameter File and learn from chromacoder, in the time of in the middle of portable terminal is in home network domain, portable terminal directly carries out remote control by the programme signal of home network domain receiving signal conversion equipment transmission and to set-top box.
4, the system of remotely controlling set-top box as claimed in claim 3, it is characterized in that, described portable terminal is a plurality of, be divided into controlled stage portable terminal and regular grade portable terminal, set the priority level of remote control between portable terminal and the remote controller by the controlled stage portable terminal, priority level from high to low, when portable terminal and remote controller or a plurality of portable terminal send remote control command to TV set-top box simultaneously, TV set-top box receives the high instruction of priority level, and wherein the controlled stage portable terminal has only one and priority level to be higher than regular grade portable terminal and remote controller.
5, the system of remotely controlling set-top box as claimed in claim 1, it is characterized in that, predeterminable program start time of described portable terminal and program channel, and the Pgmtime that presets and program channel sent to chromacoder and preserve, chromacoder will be when Pgmtime begins preceding ten minutes, send information one time every five fens clockwise portable terminals, there is not the login system TV reception then after sending three informations, to stop to send information to the program start time portable terminal, when beginning, Pgmtime received for the first time or information and login system TV reception for the second time that as portable terminal then chromacoder is follow-up no longer sends for the second time or information for the third time in preceding ten minutes.
6, the system of remotely controlling set-top box as claimed in claim 1, it is characterized in that, chromacoder is long and watch frequency with the time of watching of record television channel number and corresponding television channel name, when the portable terminal login system, chromacoder at first will be according to the frequency of watching of television channel sequence number and title, to watch that television channel sequence number that frequency is the highest and title are sent to portable terminal and step on acquiescence and watch, watching under the identical situation of frequency, long the longest seeing that television channel sequence number that frequency is the highest and title are sent to portable terminal and step on acquiescence and watch according to the time of watching again.
7, the system of remotely controlling set-top box as claimed in claim 1, it is characterized in that, described portable terminal is when mobile network's a base station enters into another base station, portable terminal will send the base station to streaming media server and change information, streaming media server sends information to portable terminal after receiving base station replacing information, the switching of prompting base station has switched to the outskirt net from home network, and whether prompting interrupts the wireless connections between portable terminal and chromacoder.
8, a kind of method of remotely controlling set-top box is characterized in that, comprises the steps:
(1) TV set-top box receives the various forms of programme signals that operator provides;
(2) home gateway, TV set-top box and chromacoder are formed home network domain, TV set-top box inputs to chromacoder with programme signal;
(3) portable terminal is visited home network domain by the mobile network, logins to home gateway after the home network domain checking, and portable terminal and chromacoder are initiated to be connected;
(4) programme signal that sends by the portable terminal receiving signal conversion equipment, portable terminal sends remote control command by the mobile network;
(5) remote control command of portable terminal being sent by chromacoder is converted to the infrared remote-controlled signal that TV set-top box can receive and identify, and realizes the Remote of portable terminal to TV set-top box.
9, the method for remotely controlling set-top box as claimed in claim 8 is characterized in that, described step (3) is further comprising the steps of:
Chromacoder continues to send the video stream data package informatin of programme signal to portable terminal, the process of the information of transmission is divided into a plurality of time slices automatically, when each time slice finishes, automatically generate one and send the data statistics bag, comprise in this statistical packages that the data packet byte that the current time fragment has sent counts S, and send one to terminal and accept the data feedback command;
Chromacoder is accepted the data feedback that portable terminal is sent, this data feedback packet portable terminal receives the byte number C of packet, sending data feedback demo plant analyzes the difference Q that S deducts C, if Q is less than or equal to the scope of setting, checking is passed through, and continues the transmission of next fragment data;
If, carrying out a secondary data greater than the threshold range that is provided with, Q sends exception record, if do not receive byte number C, then suspend the transmission of next fragment data, restore data sends when receiving byte number C, does not receive byte number C if surpass certain hour, then stops the notebook data process of transmitting.
10, the method for remotely controlling set-top box as claimed in claim 9 is characterized in that, emission one frame programme signal in the described above-mentioned time slice, the time slice setting range be 0.04 second to 1 second be a time slice.
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| CN2009101060085A CN101521732B (en) | 2009-03-11 | 2009-03-11 | System and method for remotely controlling set-top box |
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| CN2009101060085A CN101521732B (en) | 2009-03-11 | 2009-03-11 | System and method for remotely controlling set-top box |
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