CN101917610A - Method for realizing function of mobile multimedia broadcasting TV program - Google Patents

Method for realizing function of mobile multimedia broadcasting TV program Download PDF

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Publication number
CN101917610A
CN101917610A CN2010102575804A CN201010257580A CN101917610A CN 101917610 A CN101917610 A CN 101917610A CN 2010102575804 A CN2010102575804 A CN 2010102575804A CN 201010257580 A CN201010257580 A CN 201010257580A CN 101917610 A CN101917610 A CN 101917610A
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CN
China
Prior art keywords
mmb
module
player
command
sends
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Granted
Application number
CN2010102575804A
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Chinese (zh)
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CN101917610B (en
Inventor
罗建科
李友
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Guangzhou City Yi Zhen Digital Technology Co. Ltd.
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ZTE Corp
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Priority to CN201010257580.4A priority Critical patent/CN101917610B/en
Priority to PCT/CN2010/079191 priority patent/WO2012022087A1/en
Publication of CN101917610A publication Critical patent/CN101917610A/en
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Publication of CN101917610B publication Critical patent/CN101917610B/en
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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, rendering scenes according to MPEG-4 scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/76—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet
    • H04H60/78—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by source locations or destination locations
    • H04H60/80—Arrangements characterised by transmission systems other than for broadcast, e.g. the Internet characterised by source locations or destination locations characterised by transmission among terminal devices
    • 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
    • H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41—Structure of client; Structure of client peripherals
    • H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
    • H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
    • H04H60/09—Arrangements for device control with a direct linkage to broadcast information or to broadcast space-time; Arrangements for control of broadcast-related services
    • H04H60/14—Arrangements for conditional access to broadcast information or to broadcast-related services
    • H04H60/23—Arrangements for conditional access to broadcast information or to broadcast-related services using cryptography, e.g. encryption, authentication, key distribution

Abstract

The invention discloses a method for realizing the function of a mobile multimedia broadcasting (MMB) TV program. The method comprises the following steps that: an MMB mobile terminal is connected with a PC; the personal computer (PC) sends a playing command to the MMB mobile terminal after a user selects a channel program to be played; and after receiving the playing command, the MMB mobile terminal sends descrambled clear stream data to the PC to realize playing of the TV program. The invention discloses a system for realizing the function of the MMB TV program at the same time. The method and the system can realize the playing of the MMB TV program on the PC.

Description

A kind of method and system that realize mobile multimedia broadcast television program function
Technical field
The present invention relates to Mobile Multimedia Broadcasting (MMB, Mobile Multimedia Broadcasting) technology, be meant that especially a kind of PC (PC, Personal Computer) realizes the method and system of MMB TV programme function.
Background technology
Along with the appearance of mobile TV, changed a lot of people's watching habit, as long as have a mobile phone that has TV functions, people are TV reception whenever and wherever possible just.MMB is mainly portable terminals such as mobile phone, personal digital assistant the small screen portable terminal devices such as (PDA, Personal Digital Assistant) and in-car TV radio and television services is provided.
Except above-mentioned portable terminal, the MMB TV programme can also be play on PC.At present, released the MMB data terminal that is applied to PC, such as: MMB data card, MMB TV card etc.When playing, these MMB data terminals that are applied to PC cooperate the player on the PC to finish deciphering, descrambling and the broadcast of MMB program, and the user just can watch the MMB TV programme as long as in the place that the MMB signal is arranged on PC.PC both can solve traditional problem that takies the network bandwidth that internet (Internet) watches that programme televised live brings of passing through with combining of MMB, can overcome also that the handheld terminal screen is little, screen viewing angle is little and a series of problem such as sound is little.
But, under prior art and product condition, playing the MMB TV programme on PC all needs additionally to purchase new MMB data terminal, for having the MMB mobile terminal user, because the data terminal that need carry a MMB again just makes this mode both uneconomical also inconvenient.Like this, just need one and use the MMB portable terminal realizes that the MMB TV programme is play on PC technical scheme.
At present, also nobody proposes to use the MMB portable terminal realizes that the MMB TV programme is play on PC technical scheme.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method and system of the MMB of realization TV programme function, can use the MMB portable terminal and realize the miscellaneous service of MMB TV programme on PC, and not need the extra MMB data terminal that is applied to PC that increases.
For achieving the above object, technical scheme of the present invention is achieved in that
The invention provides a kind of method that realizes mobile multimedia broadcast television program function, set up being connected between MMB portable terminal and the PC, this method also comprises:
Behind the channel program that the user selects to need to play, PC sends play command to the MMB portable terminal, after the MMB portable terminal is received play command, the clear stream data behind the descrambling is sent to PC, realizes the broadcast of TV programme.
In the such scheme, when connecting, this method further comprises:
USB on MMB portable terminal and the PC (USB, Universal Serial BUS) drives usb bus is multiplexed into command port and FPDP.
In the such scheme, describedly usb bus is multiplexed into command port and FPDP is:
USB on MMB portable terminal and the PC drives according to usb protocol, and usb bus is multiplexed into command port and FPDP.
In the such scheme, described selection channel program, send play command and the clear stream data are sent to PC, for:
The user is after selecting the channel program that needs to play on the player of PC, described player sends play command by command port to the MMB of MMB portable terminal module; After described MMB module is received play command, the clear stream data behind the descrambling are sent to described player by FPDP.
In the such scheme, before the clear stream data behind the descrambling were sent to described player by FPDP, this method further comprised:
Described MMB module is obtained the key and the descrambling parameter of described channel program according to the channel information in the play command from the MMB server; Described MMB module adopts key and the descrambling parameter obtained that described channel program is decrypted and scramble process.
In the such scheme, the user is before selecting the channel program that needs to play on the player of PC, and this method further comprises:
After the user opened described player, described player was caught command port and FPDP, sent initialization command by command port to the MMB portable terminal;
After described MMB portable terminal receives orders, start described MMB module; After described MMB module started, the frequency of locking user position obtained the rendition list and order relations table to the MMB server, and sends to described player by command port.
In the such scheme, this method further comprises:
The user checks the order relations tabulation of described player, need to select the channel program ordered, and described player sends the order order of the channel information that comprises needs order to described MMB module by command port;
Described MMB module is carried out information interaction with the MMB server after receiving and ordering order, finishes the order of channel program, and new the rendition list and order relations tabulation are sent to described player by command port; And/or,
The user checks the order relations tabulation of described player, the channel program that selection need be quit the subscription of, and described player sends the order of quitting the subscription of that comprises the channel information that need quit the subscription of by command port to described MMB module;
After described MMB module is received and quit the subscription of order, carry out information interaction, finish quitting the subscription of of channel program, and new the rendition list and order relations tabulation are sent to described player by command port with the MMB server.
In the such scheme, this method further comprises:
In the channel program playing process, the user is switched TV station, described player by command port to described MMB module send comprise new channel information cut the platform order;
Described MMB module stops the transmission of current channel program data after receiving and cutting the platform order, afterwards according to new channel information, obtains the key and the descrambling parameter of described new channel program again from the MMB server; Described MMB module adopts key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to described player by FPDP after the clear stream packing data behind the descrambling.
In the such scheme, this method further comprises:
In the playing programs process, the user finishes the broadcast of current channel program, described player sends the play command that stops that comprising current channel information by command port to described MMB module, after described MMB module is received and stopped play command, stops to send the clear stream data to described player.
In the such scheme, this method further comprises:
The user closes described player, and described player sends shutdown command by command port to described MMB portable terminal, after described MMB portable terminal is received shutdown command, closes described MMB module.
The present invention also provides a kind of system that realizes mobile multimedia broadcast television program function, and this system comprises: PC, and MMB portable terminal; Wherein,
PC is used for connecting with the MMB portable terminal, behind the channel program of selecting to need to play the user, sends play command to the MMB portable terminal, and receives the clear stream data that the MMB portable terminal sends, and realizes the broadcast of TV programme;
The MMB portable terminal is used for connecting with PC, and after receiving the play command that PC sends, the clear stream data behind the descrambling is sent to PC.
In the such scheme, described PC 11 further comprises player; Described MMB portable terminal further comprises the MMB module;
Player after being used for the user and selecting channel program that needs play, sends play command by command port to the MMB module, and receives the clear stream data that the MMB module sends, and realizes the broadcast of TV programme;
The MMB module is used for after receiving the play command that player sends the clear stream data behind the descrambling being sent to player by FPDP.
In the such scheme, described MMB module also was used for before the clear stream data behind the descrambling are sent to player, according to the channel information in the play command, obtained the key and the descrambling parameter of described channel program from the MMB server; Key that employing is obtained and descrambling parameter are decrypted and scramble process described channel program.
In the such scheme, described MMB portable terminal further comprises control module, is used for starting the MMB module after receiving the initialization command that described player sends;
Described player also is used for catching command port and FPDP after the user opens described player, sends initialization command by command port to control module, and receives the rendition list and order relations table that the MMB module sends;
Accordingly, described MMB module also is used for the Be Controlled module and starts, and after startup, the frequency of locking user position obtains the rendition list and order relations table to the MMB server, and sends to player by command port.
In the such scheme, described player, also be used for after the user selects channel program that needs order, send the order order that comprises the channel information that needs order to the MMB module, and receive new the rendition list and the order relations that the MMB module sends and tabulate by command port; And/or, behind the channel program of selecting to quit the subscription of as the user, send the order of quitting the subscription of comprise the channel information that need quit the subscription of by command port to the MMB module, and receive new the rendition list and the order relations tabulation that the MMB module sends;
Accordingly, the MMB module also is used for carrying out information interaction with the MMB server after receiving the order order that player sends, and finishes the order of channel program, and new the rendition list and order relations tabulation are sent to player by command port; And/or, receive that player sends quit the subscription of order after, carry out information interaction with the MMB server, finish quitting the subscription of of channel program, and will new the rendition list and order relations tabulate and send to player by command port.
In the such scheme, described player, also be used for by command port to the MMB module send comprise new channel information cut the platform order, and receive the clear stream data that the MMB module sends;
Accordingly, described MMB module, also be used for receive that player sends cut the platform order after, stop the transmission of current channel program data, afterwards according to new channel information, again obtain the key and the descrambling parameter of described new channel program from the MMB server, adopt key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to player by FPDP after the clear stream packing data behind the descrambling.
In the such scheme, described player also is used for when the user need finish the broadcast of current channel program, sends the play command that stops that comprising current channel information to the MMB module by command port;
Accordingly, described MMB module, also be used to receive player sends stop play command after, stop to send the clear stream data to player.
In the such scheme, described player also is used for sending shutdown command by command port to control module when the user closes player;
Described control module also is used for closing the MMB module after receiving the shutdown command that player sends;
Accordingly, described MMB module also is used for the Be Controlled module and closes.
The method and system of realization MMB TV programme function provided by the invention, the user is after selecting the channel program that needs to play on the PC, PC sends play command to the CMMB portable terminal, after the CMMB portable terminal is received play command, clear stream data behind the descrambling are sent to PC, so, can on PC, realize the broadcast of CMMB TV programme.
In addition, when the user need carry out certain operation, PC sends corresponding order to the MMB portable terminal, after the MMB portable terminal receives orders, return corresponding data to PC, wherein, described operation can be order, quit the subscription of, switching etc., so, can use the MMB portable terminal and realize the miscellaneous service of MMB TV programme on PC.
In addition, when the user wants to finish the broadcast of current channel program, the player of PC sends the play command that stops that comprising current channel information by command port to the MMB portable terminal, the MMB portable terminal stops to send the clear stream data to described player, so, can on PC, realize the broadcast that stops of MMB TV programme.
Description of drawings
Fig. 1 realizes the system configuration schematic diagram of MMB TV programme function for the present invention;
Fig. 2 realizes the method flow schematic diagram of MMB TV programme function for the present invention.
Embodiment
Basic thought of the present invention is: set up being connected between PC and the MMB portable terminal, behind the channel program of selecting to need to play as the user, PC sends play command to the MMB portable terminal, and receives the clear stream data that the MMB portable terminal sends, and realizes the broadcast of TV programme.
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
The present invention realizes the system of MMB TV programme function, and as shown in Figure 1, this system comprises: PC 11, and MMB portable terminal 12; Wherein,
PC 11, are used for connecting with MMB portable terminal 12, behind the channel program of selecting to need to play the user, send play command to MMB portable terminal 12, and receive the clear stream data that MMB portable terminal 12 sends, and realize the broadcast of TV programme;
MMB portable terminal 12 is used for connecting with PC 11, and after receiving the play command that PC 11 sends, the clear stream data behind the descrambling is sent to PC 11.
Wherein, described MMB portable terminal 11 can be to have the mobile phone of MMB function or have PDA of MMB function etc.
Wherein, described PC 11 can further include player 111; Described MMB portable terminal 12 further comprises MMB module 121;
Player 111 after being used for the user and selecting channel program that needs play, sends play command by command port to MMB module 121, and receives the clear stream data that MMB module 121 sends, and realizes the broadcast of TV programme;
MMB module 121 is used for after receiving the play command that player 111 sends the clear stream data behind the descrambling being sent to player 111 by FPDP.
Described MMB module 121 also was used for before the clear stream data behind the descrambling are sent to player 111, according to the channel information in the play command, obtained the key and the descrambling parameter of described channel program from the MMB server; Key that employing is obtained and descrambling parameter are decrypted and scramble process described channel program.
Described MMB portable terminal 12 can further include control module 122, is used for starting MMB module 121 after receiving the initialization command that described player 111 sends;
Described player 111 also is used for catching command port and FPDP after the user opens described player 111, sends initialization command by command port to control module 122, and receives the rendition list and order relations table that MMB module 121 sends;
Accordingly, described MMB module 121 also is used for Be Controlled module 122 and starts, and after startup, the frequency of locking user position obtains the rendition list and order relations table to the MMB server, and sends to player 111 by command port.
Described player 111, also be used for after the user selects the channel program of needs order, send the order order of the channel information that comprises the needs order by command port to MMB module 121, and receive new the rendition list and order relations tabulation that MMB module 121 sends; And/or, behind the channel program of selecting to quit the subscription of as the user, send the order of quitting the subscription of that comprises the channel information that need quit the subscription of by command port to MMB module 121, and receive new the rendition list and the order relations tabulation that MMB module 121 sends;
Accordingly, MMB module 121 also is used for carrying out information interaction with the MMB server after receiving the order order that player 111 sends, and finishes the order of channel program, and new the rendition list and order relations tabulation are sent to player 111 by command port; And/or, receive that player 111 sends quit the subscription of order after, carry out information interaction with the MMB server, finish quitting the subscription of of channel program, and will new the rendition list and order relations tabulate and send to player 111 by command port.
Described player 111, also be used for by command port to MMB module 121 send comprise new channel information cut the platform order, and receive the clear stream data that MMB module 121 sends;
Accordingly, described MMB module 121, also be used for receive that player 111 sends cut the platform order after, stop the transmission of current channel program data, afterwards according to new channel information, again obtain the key and the descrambling parameter of described new channel program from the MMB server, adopt key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to player 111 by FPDP after the clear stream packing data behind the descrambling.
Described player 111 also is used for when the user need finish the broadcast of current channel program, sends the play command that stops that comprising current channel information by command port to MMB module 121;
Accordingly, described MMB module 121, also be used to receive player 111 sends stop play command after, stop to send the clear stream data to player 111.
Described player 111 also is used for when the user closes player 111, sends shutdown command by command port to control module 122;
Described control module 122 also is used for closing MMB module 121 after receiving the shutdown command that player sends;
Accordingly, described MMB module 121 also is used for Be Controlled module 122 and closes.
Based on said system, the present invention also provides a kind of method of the MMB of realization TV programme function, as shown in Figure 2, may further comprise the steps:
Connect between step 201:MMB portable terminal and the PC;
Here, behind the MMB mobile terminal-opening, be connected with PC by USB, when connecting, the USB on MMB portable terminal and the PC drives usb bus is multiplexed into command port and FPDP;
Wherein, describedly usb bus is multiplexed into command port and FPDP is specially: the USB on MMB portable terminal and the PC drives according to usb protocol, and usb bus is multiplexed into command port and FPDP.
Step 202: the user is after selecting the channel program that needs to play on the PC, PC sends play command to the MMB portable terminal, after the MMB portable terminal is received play command, the clear stream data behind the descrambling is sent to PC, realizes the broadcast of TV programme.
Particularly, the user is after selecting the channel program that needs to play on the player of PC, described player sends play command by command port to the MMB of MMB portable terminal module, after described MMB module is received play command, clear stream data behind the descrambling are sent to described player by FPDP, realize the broadcast of TV programme.Wherein, described play command comprises channel information.
Here, described clear stream data behind the descrambling are sent to described player by FPDP, are specially:
Described MMB module is obtained the key and the descrambling parameter of described channel program according to the channel information in the play command from the MMB server; Described MMB module adopts key and the descrambling parameter obtained that described channel program is decrypted and scramble process, and will send to described player by FPDP after the clear stream packing data behind the descrambling; Wherein, the portable terminal that has the MMB function the MMB module process of obtaining the key of described channel program and descrambling parameter from the MMB server and the prior art is identical from the process that the MMB server obtains the key of described channel program and descrambling parameter.
Accordingly, after described player is received the clear stream data, promptly can be user's broadcasting channel program.
The user is before selecting the channel program that needs to play on the PC, this method can further include:
After the user opened described player, described player was caught command port and FPDP, sent initialization command by command port to the MMB portable terminal;
Accordingly, after described MMB portable terminal receives orders, start described MMB module; After described MMB module started, the frequency of locking user position obtained the rendition list and order relations table to the MMB server, and sends to described player by command port.
Wherein, described player is caught command port and FPDP, is meant that player uses command port and FPDP separately, and miscellaneous equipment can not use this command port and FPDP to carry out the transmission of data.
Described player refreshes local the rendition list after receiving the rendition list and order relations tabulation, and the user just can select the program of needs broadcast according to the rendition list after refreshing.
When the user wants to order certain channel program, can be by checking the order relations tabulation of described player, need to select the channel program of order, described player sends the order order of the channel information that comprises the needs order to described MMB module by command port, after described MMB module is received and is ordered order, carry out information interaction with the MMB server, finish the order of channel program, and new the rendition list and order relations tabulation are sent to described player by command port;
Accordingly, when the user wants to return certain channel program of having ordered, can be by checking the order relations tabulation of described player, the channel program that selection need be quit the subscription of, described player sends the order of quitting the subscription of that comprises the channel information that need quit the subscription of by command port to described MMB module, after described MMB module is received and is quit the subscription of order, carry out information interaction with the MMB server, finish quitting the subscription of of channel program, and new the rendition list and order relations tabulation are sent to described player by command port; Wherein, described MMB module and MMB server carry out information interaction, finish the order of channel program and the process quit the subscription of is finished the order of channel program with the portable terminal of the existing MMB of having function and the process quit the subscription of is identical.
In the channel program playing process, if the user wants to switch TV station, then described player by command port to described MMB module send comprise new channel information cut the platform order, after described MMB module is received and is cut the platform order, stop the transmission of current channel program data, according to new channel information, obtain the key and the descrambling parameter of described new channel program again from the MMB server afterwards; Described MMB module adopts key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to described player by FPDP after the clear stream packing data behind the descrambling.
In the playing programs process, if the user wants to finish the broadcast of current channel program, then described player sends the play command that stops that comprising current channel information by command port to described MMB module, after described MMB module is received and stopped play command, stop to send the clear stream data to described player.
When the user closed described player, described player sent shutdown command by command port to described MMB portable terminal, after described MMB portable terminal is received shutdown command, closes described MMB module.
In the such scheme, described MMB can be China Mobile multimedia broadcasting (CMMB, China MMB).
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of 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 (18)

1. a method that realizes mobile multimedia broadcast television program function is characterized in that, sets up being connected between MMB portable terminal and the PC (PC), and this method also comprises:
Behind the channel program that the user selects to need to play, PC sends play command to the MMB portable terminal, after the MMB portable terminal is received play command, the clear stream data behind the descrambling is sent to PC, realizes the broadcast of TV programme.
2. method according to claim 1 is characterized in that, when connecting, this method further comprises:
USB on MMB portable terminal and the PC (USB) drives usb bus is multiplexed into command port and FPDP.
3. method according to claim 2 is characterized in that, describedly usb bus is multiplexed into command port and FPDP is:
USB on MMB portable terminal and the PC drives according to usb protocol, and usb bus is multiplexed into command port and FPDP.
4. according to claim 1,2 or 3 described methods, it is characterized in that, described selection channel program, send play command and the clear stream data are sent to PC, for:
The user is after selecting the channel program that needs to play on the player of PC, described player sends play command by command port to the MMB of MMB portable terminal module; After described MMB module is received play command, the clear stream data behind the descrambling are sent to described player by FPDP.
5. method according to claim 4 is characterized in that, before the clear stream data behind the descrambling were sent to described player by FPDP, this method further comprised:
Described MMB module is obtained the key and the descrambling parameter of described channel program according to the channel information in the play command from the MMB server; Described MMB module adopts key and the descrambling parameter obtained that described channel program is decrypted and scramble process.
6. method according to claim 4 is characterized in that, the user is before selecting the channel program that needs to play on the player of PC, and this method further comprises:
After the user opened described player, described player was caught command port and FPDP, sent initialization command by command port to the MMB portable terminal;
After described MMB portable terminal receives orders, start described MMB module; After described MMB module started, the frequency of locking user position obtained the rendition list and order relations table to the MMB server, and sends to described player by command port.
7. method according to claim 6 is characterized in that, this method further comprises:
The user checks the order relations tabulation of described player, need to select the channel program ordered, and described player sends the order order of the channel information that comprises needs order to described MMB module by command port;
Described MMB module is carried out information interaction with the MMB server after receiving and ordering order, finishes the order of channel program, and new the rendition list and order relations tabulation are sent to described player by command port; And/or,
The user checks the order relations tabulation of described player, the channel program that selection need be quit the subscription of, and described player sends the order of quitting the subscription of that comprises the channel information that need quit the subscription of by command port to described MMB module;
After described MMB module is received and quit the subscription of order, carry out information interaction, finish quitting the subscription of of channel program, and new the rendition list and order relations tabulation are sent to described player by command port with the MMB server.
8. method according to claim 4 is characterized in that, this method further comprises:
In the channel program playing process, the user is switched TV station, described player by command port to described MMB module send comprise new channel information cut the platform order;
Described MMB module stops the transmission of current channel program data after receiving and cutting the platform order, afterwards according to new channel information, obtains the key and the descrambling parameter of described new channel program again from the MMB server; Described MMB module adopts key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to described player by FPDP after the clear stream packing data behind the descrambling.
9. method according to claim 4 is characterized in that, this method further comprises:
In the playing programs process, the user finishes the broadcast of current channel program, described player sends the play command that stops that comprising current channel information by command port to described MMB module, after described MMB module is received and stopped play command, stops to send the clear stream data to described player.
10. method according to claim 6 is characterized in that, this method further comprises:
The user closes described player, and described player sends shutdown command by command port to described MMB portable terminal, after described MMB portable terminal is received shutdown command, closes described MMB module.
11. a system that realizes mobile multimedia broadcast television program function is characterized in that, this system comprises: PC, and MMB portable terminal; Wherein,
PC is used for connecting with the MMB portable terminal, behind the channel program of selecting to need to play the user, sends play command to the MMB portable terminal, and receives the clear stream data that the MMB portable terminal sends, and realizes the broadcast of TV programme;
The MMB portable terminal is used for connecting with PC, and after receiving the play command that PC sends, the clear stream data behind the descrambling is sent to PC.
12. system according to claim 11 is characterized in that, described PC 11 further comprises player; Described MMB portable terminal further comprises MM B module;
Player after being used for the user and selecting channel program that needs play, sends play command by command port to the MMB module, and receives the clear stream data that the MMB module sends, and realizes the broadcast of TV programme;
The MMB module is used for after receiving the play command that player sends the clear stream data behind the descrambling being sent to player by FPDP.
13. system according to claim 12, it is characterized in that described MMB module also was used for before the clear stream data behind the descrambling are sent to player, according to the channel information in the play command, obtain the key and the descrambling parameter of described channel program from the MMB server; Key that employing is obtained and descrambling parameter are decrypted and scramble process described channel program.
14. system according to claim 12 is characterized in that, described MMB portable terminal further comprises control module, is used for starting the MMB module after receiving the initialization command that described player sends;
Described player also is used for catching command port and FPDP after the user opens described player, sends initialization command by command port to control module, and receives the rendition list and order relations table that the MMB module sends;
Accordingly, described MMB module also is used for the Be Controlled module and starts, and after startup, the frequency of locking user position obtains the rendition list and order relations table to the MMB server, and sends to player by command port.
15. system according to claim 14 is characterized in that,
Described player also is used for after the user selects channel program that needs order, sends the order order that comprises the channel information that needs order by command port to the MMB module, and receives new the rendition list and the order relations that the MMB module sends and tabulate; And/or, behind the channel program of selecting to quit the subscription of as the user, send the order of quitting the subscription of comprise the channel information that need quit the subscription of by command port to the MMB module, and receive new the rendition list and the order relations tabulation that the MMB module sends;
Accordingly, the MMB module also is used for carrying out information interaction with the MMB server after receiving the order order that player sends, and finishes the order of channel program, and new the rendition list and order relations tabulation are sent to player by command port; And/or, receive that player sends quit the subscription of order after, carry out information interaction with the MMB server, finish quitting the subscription of of channel program, and will new the rendition list and order relations tabulate and send to player by command port.
16. according to each described system of claim 12 to 15, it is characterized in that,
Described player, also be used for by command port to the MMB module send comprise new channel information cut the platform order, and receive the clear stream data that the MMB module sends;
Accordingly, described MMB module, also be used for receive that player sends cut the platform order after, stop the transmission of current channel program data, afterwards according to new channel information, again obtain the key and the descrambling parameter of described new channel program from the MMB server, adopt key and the descrambling parameter obtained that described new channel program is decrypted and scramble process, and will send to player by FPDP after the clear stream packing data behind the descrambling.
17. want 12 to 15 each described systems according to right, it is characterized in that,
Described player also is used for when the user need finish the broadcast of current channel program, sends the play command that stops that comprising current channel information to the MMB module by command port;
Accordingly, described MMB module, also be used to receive player sends stop play command after, stop to send the clear stream data to player.
18. according to claim 14 or 15 described systems, it is characterized in that,
Described player also is used for sending shutdown command by command port to control module when the user closes player;
Described control module also is used for closing the MMB module after receiving the shutdown command that player sends;
Accordingly, described MMB module also is used for the Be Controlled module and closes.
CN201010257580.4A 2010-08-16 2010-08-16 Method and system for realizing function of mobile multimedia broadcasting TV program Expired - Fee Related CN101917610B (en)

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