CN102404629B - Method and device for processing television program data - Google Patents
Method and device for processing television program data Download PDFInfo
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- CN102404629B CN102404629B CN201010286114.9A CN201010286114A CN102404629B CN 102404629 B CN102404629 B CN 102404629B CN 201010286114 A CN201010286114 A CN 201010286114A CN 102404629 B CN102404629 B CN 102404629B
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Abstract
The invention discloses a method and a device for processing television program data, which are used for solving the problem that in the prior art, when a terminal without a television program data reception function watches television programs with the help of a terminal with the television program data reception function, the former only receives the television program data received by the latter, and the former cannot descramble scrambled television program data. The method comprises the following steps: a first terminal realizes television program subscription through registering into a television program service server by using UAM so as to obtain MSK, and sends a request message of subscribed television programs to a second terminal with the television program reception function; the second terminal receives the scrambled television program data which are broadcasted by a television program source server and corresponding to the request information as well as MTK, and sends the scrambled television program data and MTK to the first terminal; and the first terminal decrypts the MTK by using the MSK so as to obtain a control word CK, and uses CK to descramble the scrambled television program data.
Description
Technical field
The present invention relates to digital television techniques field, relate in particular to a kind of processing method and device of television programme data.
Background technology
Along with the lifting of the universal and terminal capabilities of terminal, user is no longer confined to only carry out voice call to the scope of application of terminal, and also comprise and utilize terminal online, and browsing multimedia file etc.Recently, the new function of more popular terminal is exactly the TV programme of utilizing terminal to receive and playing broadcast, and this function makes terminal possess multimedia file receiving ability flexibly, therefore once releasing the welcome that has just obtained user.In the prior art, if utilize reception and the broadcasting of the TV programme that terminal broadcasts, (this module is generally " TV programme receiving chip " to require to be provided with in terminal the module of the TV programme that receives broadcast, also claim multi-media broadcast broadcasting module), but, due to reception and broadcasting or a kind of newer function of the TV programme of terminal to broadcast, therefore, the module of the TV programme that receives broadcast is not also set in a lot of terminals.Also can be for user provides TV programme for the terminal that makes not possess the TV programme function that receives broadcast, in prior art, provide the terminal of the TV programme receiving function that some utilizations possess broadcast to assist the scheme of the terminal TV reception that does not possess this function.
Such as disclosing a kind of Real-Time Sharing method of TV programme in, the application number Chinese patent application file that is " 200810039697 ", never possesses the problem that the terminal of the TV programme receiving function of broadcast cannot TV reception in order to solution.The method comprises: a first terminal that possesses the TV programme receiving function of broadcast is supported the first communication mode and the second communication mode simultaneously, one the second terminal that does not possess the TV programme receiving function of broadcast is at least supported the second communication mode, it comprises the following steps: this first terminal and the second terminal establish the link by the second communication mode, and carries out the negotiation of coding/decoding capability collection; This first terminal is by the first communication mode received television program data, data are carried out to buffer memory and distribution, one circuit-switched data is delivered to this first terminal and is exported, another circuit-switched data is delivered to its encoder, the result of consulting according to capability set after recompile, is sent to this second terminal by the second communication mode and exports as required.The method can make the terminal of the TV programme receiving function that does not possess broadcast watch in real time by the second communication mode the TV programme that another terminal that possesses the received television program function of broadcast is being watched.
In the Chinese patent application file that is " 200810039697 " at application number, a kind of system and method for supporting that TV programme is shared is disclosed.The method comprises: the first terminal with the TV programme receiving function of broadcast initiates a session request to the second terminal in playing TV programme, to share TV programme with the second terminal, after the request of accepting session of described the second terminal, two terminals are set up media message and are transmitted connection, described first terminal sends television programme data, the TV programme that described the second terminal plays receives to described the second terminal in playing TV programme.The method also can make the terminal of the TV programme receiving function that does not possess broadcast watch in real time by the second communication mode the TV programme that another terminal that possesses the TV programme receiving function of broadcast is being watched.
The such scheme providing in prior art has a common ground: when under the assistance of terminal that does not possess the terminal of television programme data receiving function of broadcast and possessing this function when TV reception, what the former received can only be the television programme data that the latter receives.The shortcoming of this mode is: in the time using respectively the user of above-mentioned two terminals to wish to watch different TV programme, cannot utilize technique scheme to realize its demand, and, in prior art, in the time that television programme data is scrambled television program data, the terminal of the television programme data receiving function that does not possess broadcast of the prior art is not also carried out the function of descrambling to scrambled television program data, this terminal can only ask the terminal of the television programme data receiving function that possesses broadcast to carry out descrambling to scrambled television program data.
Summary of the invention
The invention provides a kind of processing method and device of television programme data, in order to solve in prior art, exist when under the assistance of terminal that does not possess the terminal of television programme data receiving function and possessing this function when TV reception, what the former received can only be the television programme data that the latter receives, and the former cannot carry out to scrambled television program data the problem of descrambling.
The embodiment of the present invention is by the following technical solutions:
A kind of processing method of television programme data, comprise: the user authentication module UAM that first terminal utilization is arranged in self is registered to television program service server and realizes after the order of TV programme, obtain the television program service key MSK that described server provides, and send to the second terminal of the TV programme receiving function that possesses broadcast the request message that obtains the TV programme of ordering; The scrambled television program data corresponding with described request message and the program current cipher key MTK of the second terminal received television program source server broadcast, and described scrambled television program data and MTK are sent to first terminal; First terminal utilizes MSK to be decrypted controlled word CK to MTK, and utilizes scrambled television program data described in CK descrambling.
Preferably, the second terminal sends to first terminal specifically to comprise the scrambled television program data of reception: the second terminal is from the scrambled television program data receiving, and the identification information of the scrambled television program data that definite identification information having is corresponding with described request message mates consistent scrambled television program data; And definite scrambled television program data is sent to first terminal.
Preferably, the second terminal receives before described request message, also comprise: whether the second terminal notifying user input allows first terminal to send the confirmation of described request message to the second terminal, and receive the confirmation that the permission first terminal of user's input sends a request message to the second terminal.
Preferably, the second terminal receives before described request message, also comprises: the second terminal, according to the resource using status of self, is determined and allowed first terminal to send described request message to the second terminal.
A processing unit for television programme data, comprising: request message receiving element, the request message of acquisition TV programme sending for receiving other-end; Television programme data receiving element, for the request message receiving according to request message receiving element, the scrambled television program data corresponding with described request message and the program current cipher key MTK of the broadcast of received television program source server; Television programme data transmitting element, sends to described terminal for scrambled television program data and MTK that television programme data receiving element is received.
A processing unit for television programme data, is characterized in that, comprising: user authentication module UAM, for described device registration is also realized to the order to TV programme to television program service server; Business cipher key obtains unit, television program service key MSK corresponding to the TV programme of ordering with user authentication module UAM sending for obtaining television program service server; Request message transmitting element, for sending the request message of the TV programme that obtains user authentication module UAM order to the terminal that possesses TV programme receiving function; Receiving element, the scrambled television program data and the program current cipher key MTK that send for receiving described terminal, described scrambled television program data and MTK be described terminal receive by the request message sending with request message transmitting element of tv programme source server broadcast corresponding scrambled television program data and MTK; Decryption unit, MTK receiving element being received for the MSK that utilizes business cipher key to obtain unit acquisition is decrypted, controlled word CK; Descrambling unit, for the CK that utilizes decryption unit to obtain, the scrambled television program data that descrambling receiving element receives.
Beneficial effect of the present invention is as follows: the such scheme providing by the embodiment of the present invention, can utilize the UAM self arranging be registered to television program service server and realize after the order of TV programme owing to not possessing the first terminal of TV programme receiving function, send to the second terminal that possesses TV programme receiving function the request message that obtains this TV programme of ordering, thereby obtain the television programme data that first terminal needs, instead of can only watch passively the TV programme that the second terminal is being play, thereby the scheme that adopts the embodiment of the present invention to provide, the television programme data receiving on the second terminal and first terminal is separate, thereby can solve in prior art, exist when under the assistance of terminal that does not possess the terminal of television programme data receiving function and possessing this function when TV reception, what the former received can only be the problem of the television programme data that receives of the latter, and, the MSK that first terminal can also provide according to television program service server is decrypted and obtains CK the MTK of scrambled television program data, and further utilize CK to carry out descrambling scrambled television program data, therefore, the such scheme that adopts the embodiment of the present invention to provide, can also realize the descrambling of first terminal to scrambled television program data.
Brief description of the drawings
The idiographic flow schematic diagram of the processing method of a kind of television programme data that Fig. 1 provides for the embodiment of the present invention;
The concrete structure schematic diagram of the processing unit of a kind of television programme data that Fig. 2 provides for the embodiment of the present invention;
The concrete structure schematic diagram of the processing unit of the another kind of television programme data that Fig. 3 provides for the embodiment of the present invention;
The scheme that Fig. 4 provides for embodiment of the present invention applied environment schematic diagram in practice;
Fig. 5 is that business receiving terminal A and the business in the embodiment of the present invention shared the concrete structure schematic diagram of holding B;
Fig. 6 is the schematic flow sheet that business receiving terminal A assistance business is shared end B broadcasting TV programme.
Embodiment
Inventor is by finding the analysis of prior art, the aforementioned TV programme technology of sharing scheme of available technology adopting has a common defect, that is exactly when under the assistance of terminal that does not possess the terminal of television programme data receiving function and possessing this function when TV reception, what the former received can only be the television programme data that the latter receives, and the former does not also carry out the function of descrambling to scrambled television program data.
In addition, inventor finds after being undertaken further analyzing by the defect that prior art is existed, in the prior art, do not consider that (mobile phone TV services are operator provides the business of the TV programme that terminal can watch to terminal in mobile phone TV services, this business is generally charge operation) feature: the business item that mobile phone TV services provide as operator, the basis that its profitable property is promoting service.Therefore, similar to common digital television business, cable television service, in mobile phone TV services, TV programme also tends to only allow paying customer to watch, and does not allow freely to share between user TV programme.Therefore, be necessary to charge for the terminal of any one enjoyment mobile phone TV services.
In order to realize the operation such as charge of the terminal of TV reception, in the embodiment of the present invention, require terminal in the time that request obtains television programme data, need to first be registered on television program service server.Usually, owing to the terminal of multi-media broadcast broadcasting module not being set not possessing the function of the television programme data of received television program source server broadcast, therefore, on it, can not be provided for the user authentication module UAM that registers on television program service server yet.
In order to overcome above-mentioned defect, inventor provides a kind of processing method of television programme data, and the idiographic flow schematic diagram of the method as shown in Figure 1, comprises the following steps:
Step 11, the user authentication module UAM that first terminal utilization is arranged in self is registered to television program service server and realizes the order to TV programme;
Step 12, first terminal, after realizing the order of TV programme, obtains the television program service key MSK that television program service server provides;
Step 13, first terminal sends to the second terminal of the TV programme receiving function that possesses broadcast the request message that obtains the TV programme of ordering, in embodiments of the present invention, first terminal can be for not possessing the terminal of multi-media broadcast broadcasting module, therefore, it does not possess the function of carrying out alternately the television programme data directly to receive broadcast with TV programme source server, and need to carry out TV reception by the assistance of the second terminal, it should be noted that, in embodiments of the present invention, first terminal can be bluetooth communications link or the wireless compatible certification WIFI communication link of setting up based in advance, come to send TV programme request message to the second terminal, in addition, first terminal also can be for possessing the terminal of multi-media broadcast broadcasting module but processing the less terminal of relative the second terminal of resource,
Step 14, the scrambled television program data corresponding with above-mentioned request message and the program current cipher key MTK of the second terminal received television program source server broadcast, and the scrambled television program data and the MTK that receive are sent to first terminal;
Step 15, first terminal, receiving after the scrambled television program data and MTK that the second terminal sends, utilizes MSK to be decrypted controlled word CK to MTK, and utilizes this scrambled television program data of CK descrambling.
The said method providing by the embodiment of the present invention, first terminal is not just to watch what TV programme in what TV programme of broadcasting in the second terminal, but can ask the second terminal to assist to obtain television programme data according to the demand of self, thereby the method providing by the embodiment of the present invention, first terminal can be selected the TV programme that it wants to watch neatly, has solved the problem that can only receive identical TV programme between the terminal of the shared television programme data existing in prior art.
In addition, in embodiments of the present invention, be registered to television program service server in order to realize first terminal, in first terminal, be provided with UAM, to guarantee that this first terminal has self-proof of identification function, can complete the registration of first terminal, and for the TV programme flow process that at least completes charge, to ensure that first terminal can TV reception.Thereby having realized the terminal of enjoying mobile phone TV services for any one charges.
It should be noted that in the prior art, only have the passage transmitting for television programme data between first, second terminal, the data that transmit on this passage are only television programme data, and therefore, it is not suitable for the processing to scrambled television program data.And this scheme that adopts the embodiment of the present invention to provide, between first, second terminal, be the equal of two data paths of design, wherein a path is used for transmitting scrambled television program data, and another path is for transmitting key used when scrambled television program data is decrypted.The said method providing based on the embodiment of the present invention, owing to can transmitting scrambled television program data and corresponding MTK between first, second terminal, therefore, the MSK of first terminal based on obtaining in advance just can be decrypted and obtain CK MTK, thereby utilizes CK to realize the scramble process to scrambled television program data.
In embodiments of the present invention, before the TV programme request message that the second terminal sends at reception first terminal, can also determine whether to agree to assist first terminal TV reception according to own current resource using status, or, also can determine whether to agree to assist first terminal TV reception according to user's instruction.Such as, in embodiments of the present invention, the second terminal receives before above-mentioned request message, can further include step: whether the second terminal notifying user input allows first terminal to send the confirmation of the request message that obtains TV programme to the second terminal; And the permission first terminal that receives user's input sends the confirmation of the request message that obtains TV programme to the second terminal.Or, before the second terminal received television program request message, also can comprise step: the second terminal, according to the resource using status of self, is determined and allowed first terminal to send the request message that obtains TV programme to the second terminal.
The method providing by the embodiment of the present invention, and the above-mentioned improvement that the method is carried out, its second terminal that can allow the first terminal utilization of the TV programme receiving function that does not possess broadcast to possess this function is carried out TV reception, and, the said method that adopts the embodiment of the present invention to provide, in assisting first terminal received television program data, the flow process of the second terminal self TV reception is impregnable substantially, the second terminal can be carried out the TV program watching flow process that prior art provides on one side, carry out on one side the flow process of the assistance first terminal received television program data that the embodiment of the present invention provides, and, the TV programme that the TV programme that the second terminal is watched and first terminal are watched can be the same or different, thereby can realize the object that represents respectively different TV programme simultaneously on the second terminal and first terminal.
In addition, by the method that the embodiment of the present invention is provided, in the second terminal, UAM is set, make two user terminals can both independently realize the registration on television program service server and complete the order to television programme data, ensure independence and the isolation of the expense of two user terminal TV receptions, be conducive to the operation of mobile phone TV services.
Further, in the scheme that the embodiment of the present invention provides, carry out respectively the transmission of scrambled television program data and MTK by design two data paths between first, second terminal, thereby realize the processing of first terminal to scrambled television program data, widened the type of the television programme data that user terminal can process.
The processing method of this television programme data providing corresponding to the embodiment of the present invention, the embodiment of the present invention also provides a kind of processing unit of television programme data, in order to solve in prior art, exist when under the assistance of terminal that does not possess the terminal of television programme data receiving function and possessing this function when TV reception, what the former received can only be the television programme data that the latter receives, and the former cannot carry out to scrambled television program data the problem of descrambling.This device possesses TV programme receiving function, and its concrete structure schematic diagram as shown in Figure 2, comprises following functions unit:
Request message receiving element 21, the request message of acquisition TV programme sending for receiving other-end;
Television programme data receiving element 22, for the request message receiving according to request message receiving element 21, the scrambled television program data corresponding with this request message and the program current cipher key MTK of the broadcast of received television program source server;
Television programme data transmitting element 23, sends to this terminal for scrambled television program data and MTK that television programme data receiving element 22 is received.
Preferably, if the processing unit of this television programme data is in assisting these terminal received television program data, self also need to receive self required television programme data, be therefore necessary the television programme data of the television programme data of this device self-demand and this terminal requirements to distinguish.In order to realize the object that television programme data is distinguished, above-mentioned television programme data transmitting element can further include:
Determination module, for the scrambled television program data receiving from television programme data receiving element 22, the identification information of the scrambled television program data that definite identification information having is corresponding with above-mentioned request message mates consistent television programme data; Sending module, for sending to this terminal by scrambled television program data definite determination module.
Preferably, this device that the embodiment of the present invention provides can further include: Tip element, for before request message receiving element receives above-mentioned request message, whether prompting user input allows this terminal to send the confirmation of the request message that obtains TV programme to request message receiving element; And confirmation receiving element, send the confirmation of the request message that obtains TV programme to request message receiving element according to this terminal of permission of the prompting input of Tip element for receiving user.
Or this device also comprises: determining unit, for before request message receiving element receives above-mentioned request message, according to the resource using status of this device, determine and allow this terminal to send the request message that obtains TV programme to request message receiving element.
In embodiments of the present invention, also provide the processing unit of another kind of television programme data, this device does not possess TV programme receiving function, and its concrete structure schematic diagram as shown in Figure 3, comprises following functions unit:
User authentication module UAM 31, for being registered to the processing unit of this television programme data television program service server and realizing the order to TV programme;
Business cipher key obtains unit 32, television program service key MSK corresponding to the TV programme of ordering with user authentication module UAM 31 sending for obtaining television program service server;
Request message transmitting element 33, for sending the request message that obtains the TV programme that user authentication module UAM 31 orders to the terminal of TV programme receiving function that possesses broadcast;
Receiving element 34, the scrambled television program data and the program current cipher key MTK that send for receiving terminal, this scrambled television program data and MTK be this terminal receive by the TV programme request message sending with request message transmitting element 33 of tv programme source server broadcast corresponding television programme data and MTK;
Decryption unit 35, MTK receiving element 34 being received for the MSK that utilizes business cipher key acquisition unit 32 to obtain is decrypted, controlled word CK;
Descrambling unit 36, for the CK that utilizes decryption unit 35 to obtain, the scrambled television program data that descrambling receiving element 34 receives.
The such scheme providing with the embodiment of the present invention below in practice be applied as example, describe the concrete application process of such scheme in detail:
As shown in Figure 4, the entity in this applied environment mainly comprises TV programme source server, television program service server to the applied environment schematic diagram of the such scheme that the embodiment of the present invention provides, possess the business receiving terminal A of TV programme receiving function of broadcast and the business that does not possess the TV programme receiving function of broadcast is shared end B.Wherein, the function class of the second terminal in function and the such scheme of business receiving terminal A seemingly, business share end B function with such scheme in first terminal function class seemingly.
Particularly, the major function of business receiving terminal A may be summarized to be: according to user's requirement of the business of use receiving terminal A, receive CMMB broadcast singal, and share end B with business and set up short distance and be connected, thereby support reception business to share the TV programme request message that end B sends, and the television programme data receiving is carried out to shunt operation, share and hold B to send its television programme data of being asked and corresponding key to realize to business.
The business receiving terminal A and the business that please refer to are as shown in Figure 5 shared the concrete structure schematic diagram of holding B, and in order to realize the above-mentioned functions of business receiving terminal A, business receiving terminal A need to possess following functions module:
Short distance connection server end 511, for setting up the short-distance communication link based on bluetooth or WIFI based on short distance connected mode and the shared end of business B, share the TV programme request message that sends of end party B-subscriber with the business of obtaining based on this communication linkage, and business is shared and held the TV programme request message of B to send to main control module 514, and obtain after corresponding television programme data and key at main control module 514, the television programme data of main control module 514 being sent by above-mentioned link and key transmission business are shared end B.
Handset video broadcasting receiver module 512, forward the business of coming and share the TV programme request message that end B sends for receiving TV programme request message that business receiving terminal A self that main control module 514 issues sends and short distance connection server end 511, and the television programme data of received television program source server broadcast.This handset video broadcasting receiver module 512 is supported request and the reception to multi-channel tv programs data, it can utilize handle (Handle) to indicate different television programme data, sets up the corresponding relation between television programme data and Handle.Handset video broadcasting receiver module 512, after receiving television programme data and utilizing Handle to indicate it, just can send to main control module 514 by television programme data and Handle and both corresponding relations.
Mobile TV client 513, connects with television program service server for being responsible for, and obtains the relevant information of TV programme from this electricity program service server, such as receiving television program guide information etc.The receiving television program guide information receiving according to mobile TV client 513, the user of use business receiving terminal A can select required TV programme, and utilize mobile TV client 513 to order associated television program to television program service server, and after ordering successfully, mobile TV client 513 is obtained the television program service key MSK that television program service server returns.
Main control module 514, share for TV programme request message that business receiving terminal A self will be sent and business the TV programme request message of holding B to send to short distance connection server end 511 places and all send to handset video broadcasting receiver module 512, and the television programme data of utilizing Handle to indicate of coming according to handset video broadcasting receiver module 512 feedbacks, determine television programme data and program current cipher key MTK corresponding to different TV programme request messages, and the television programme data that the business receiving terminal A determining is asked forwards decoding playing module 516, and the business of determining is shared and held television programme data and the corresponding program current cipher key MTK that B asks to be transmitted to short distance connection server end 511.
Subscriber identity authentication module 515, this module can comprise SIM/USIM card and user authentication module UAM.Wherein, SIM/USIM card is responsible for the function of mobile communication and network authentication, and UAM is responsible for association key to be decrypted the functions such as processing and storage.SIM card has been cooperated mobile communication and network authentication flow process with UAM, because the flow process providing in this flow process and prior art is similar, therefore repeat no more.After user's subscription television program, the television program service key MSK that television program service server returns will send to subscriber identity authentication module 515 through mobile TV client 513, and be kept in UAM.In addition, program current cipher key MTK corresponding to television programme data that the received business receiving terminal A of main control module 514 asks also needs to be kept in UAM, thereby UAM can utilize MSK to be decrypted MTK, generate control word (CK), and send to decoding playing module 516 to carry out descrambling for the television programme data to after scrambling the CK of generation.
Decoding playing module 516, its major function is television programme data to carry out format conversion (comprising demultiplexing etc.), descrambling, decode and complete the broadcasting to TV programme.Wherein, decoding playing module 516 is that television programme data after the CK that sends according to subscriber identity authentication module 515 scrambling that main control module 514 is received is carried out descrambling.
Network connecting module (not indicating in Fig. 5), for connecting between business receiving terminal A and television program service server.Such as, it can, by the mode of dialup networking, connect with television program service server.
In embodiments of the present invention, the major function that business is shared end B may be summarized to be: carry out alternately with television program service server, finishing service is shared certification, the authentication of end B, and realize order to TV programme, the function such as quit the subscription of, in addition, the television program service key MSK that end B also utilizes the UAM preservation television program service server in the shared end of the business of being arranged on B to provide is provided business.In addition, business is shared end B prior function embodiment and is connected setting up short distance with business receiving terminal A, and send TV programme request message to business receiving terminal A, and receive television programme data and the program current cipher key MTK that business receiving terminal A sends, and complete descrambling to television programme data and the broadcasting of TV programme.
Similarly, the business receiving terminal A and the business that please refer to are as shown in Figure 5 shared the concrete structure schematic diagram of holding B, share the above-mentioned functions of end B in order to realize business, and business is shared end B need to possess following functions module:
UAM 521, this UAM can be that Insert service is shared the UAM SD card in end B, it has the function of preserving television program service key MSK and utilizing MSK to be decrypted program current cipher key MTK;
Short distance connects client 522, while holding B TV reception for expect to utilize business to share user, setting up short distance with business receiving terminal A is connected, and TV programme request message is sent to business receiving terminal A, and television programme data and program current cipher key MTK that business receiving terminal A is returned send to playing module to play.In the function of playing module and the function class of playing module 517 seemingly, do not repeat them here.
Mobile TV client 523, for connecting with television program service server, and obtains the relevant information of TV programme, such as receiving television program guide information etc. from this electricity program service server.The receiving television program guide information receiving according to mobile TV client 523, the user that use business is shared end B can select required TV programme, and utilize business to share end B and order associated television program to television program service server, and after ordering successfully, business is shared end B and is obtained the television program service key MSK that television program service server returns, and sends to UAM 521 to preserve this MSK.
In addition, business is shared and is held B also to have and the functionally similar subscriber identity authentication module of subscriber identity authentication module 515.
Based on above-mentioned functions module, the schematic flow sheet of the shared end of business receiving terminal A assistance business B broadcasting TV programme as shown in Figure 6, comprises the following steps:
Step 61, the business of having inserted UAM SD card is shared end B and is completed the registration on television program service server, and subscription television program and obtain the television program service key MSK that television program service server returns;
Step 62, business is shared end B and is sent and assist request message to the business receiving terminal A that is provided with CMMB module;
Step 63, business receiving terminal A is according to the resource behaviour in service of self, judges whether to allow processing business to share the TV programme request message that end B sends, in judged result when being, execution step 65, otherwise, perform step 64;
Step 64, business receiving terminal A shares end B to business and sends the current notification message that cannot process TV programme request message, and business is shared end B and is being received after this notification message, abandons the obtaining of television programme data, and flow process finishes;
Step 65, business receiving terminal A shares end B to business and sends the current notification message that can process TV programme request message, business is shared end B and is being received after this notification message, determine the TV programme of wanting to watch, and send the TV programme request message for this TV programme to business receiving terminal A;
Step 66, the television programme data corresponding with this TV programme request message and the program current cipher key MTK of the broadcast of business receiving terminal A received television program source server;
Step 67, the short distance that business receiving terminal A utilizes and business is shared between end B is connected, and sends to business to share end B the television programme data receiving and program current cipher key MTK;
Step 68, business is shared end B and is utilized MSK to be decrypted MTK, obtains CK;
Step 69, business is shared end B and is utilized CK to carry out descrambling to scrambled television program data, obtains the television programme data after descrambling;
Step 610, business is shared and is held B to play TV programme, and flow process finishes.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (9)
1. a processing method for television programme data, is characterized in that, comprising:
The user authentication module UAM that first terminal utilization is arranged in self is registered to television program service server and realizes after the order of TV programme, obtain the television program service key MSK that described server provides, and send to the second terminal of the TV programme receiving function that possesses broadcast the request message that obtains the TV programme of ordering;
The scrambled television program data corresponding with described request message and the program current cipher key MTK of the second terminal received television program source server broadcast, and described scrambled television program data and MTK are sent to first terminal;
First terminal utilizes MSK to be decrypted controlled word CK to MTK, and utilizes scrambled television program data described in CK descrambling.
2. the method for claim 1, is characterized in that, the second terminal sends to first terminal specifically to comprise the scrambled television program data of reception:
The second terminal is from the scrambled television program data receiving, and the identification information of the scrambled television program data that definite identification information having is corresponding with described request message mates consistent scrambled television program data; And
Definite scrambled television program data is sent to first terminal.
3. method as claimed in claim 1 or 2, is characterized in that, the second terminal receives before described request message, also comprises:
Whether the second terminal notifying user input allows first terminal to send the confirmation of described request message to the second terminal, and receives the confirmation that the permission first terminal of user's input sends a request message to the second terminal.
4. method as claimed in claim 1 or 2, is characterized in that, the second terminal receives before described request message, also comprises:
The second terminal, according to the resource using status of self, is determined and is allowed first terminal to send described request message to the second terminal.
5. for the treatment of a terminal for television programme data, it is characterized in that, comprising:
Request message receiving element, be used for the request message of the acquisition TV programme that receives other-end transmission, wherein, described request message is that the user authentication module UAM that other-end utilization is arranged in self is registered to television program service server and realizes the order to TV programme, and obtain after the television program service key MSK that described server provides the request message of the TV programme that the acquisition sending to the request message receiving element of this terminal is ordered;
Television programme data receiving element, for the request message receiving according to request message receiving element, the scrambled television program data corresponding with described request message and the program current cipher key MTK of the broadcast of received television program source server;
Television programme data transmitting element, send to other-end for scrambled television program data and MTK that television programme data receiving element is received, make described other-end utilize MSK to be decrypted controlled word CK to MTK, and utilize scrambled television program data described in CK descrambling.
6. terminal as claimed in claim 5, is characterized in that, described television programme data transmitting element specifically comprises:
Determination module, for the scrambled television program data receiving from television programme data receiving element, the identification information of the scrambled television program data that definite identification information having is corresponding with described request message mates consistent scrambled television program data;
Sending module, for sending to other-end by scrambled television program data definite determination module.
7. the terminal as described in claim 5 or 6, is characterized in that, also comprises:
Tip element, for before request message receiving element receives described request message, whether prompting user input allows described terminal to send the confirmation of the request message that obtains TV programme to request message receiving element; And
Confirmation receiving element, sends the confirmation of the request message that obtains TV programme to request message receiving element according to the described terminal of permission of the prompting input of Tip element for receiving user.
8. the terminal as described in claim 5 or 6, is characterized in that, also comprises:
Determining unit, for before request message receiving element receives described request message, according to the resource using status of the described terminal for the treatment of television programme data, determine and allow other-end to send the request message that obtains TV programme to request message receiving element.
9. a processing unit for television programme data, is characterized in that, comprising:
User authentication module UAM, for also realizing the order to TV programme by described device registration to television program service server;
Business cipher key obtains unit, television program service key MSK corresponding to the TV programme of ordering with user authentication module UAM sending for obtaining television program service server;
Request message transmitting element, for sending the request message that obtains the TV programme that user authentication module UAM orders to the terminal of TV programme receiving function that possesses broadcast;
Receiving element, the scrambled television program data and the program current cipher key MTK that send for receiving described terminal, described scrambled television program data and MTK be described terminal receive by the request message sending with request message transmitting element of tv programme source server broadcast corresponding scrambled television program data and MTK;
Decryption unit, MTK receiving element being received for the MSK that utilizes business cipher key to obtain unit acquisition is decrypted, controlled word CK;
Descrambling unit, for the CK that utilizes decryption unit to obtain, the scrambled television program data that descrambling receiving element receives.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010286114.9A CN102404629B (en) | 2010-09-17 | 2010-09-17 | Method and device for processing television program data |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010286114.9A CN102404629B (en) | 2010-09-17 | 2010-09-17 | Method and device for processing television program data |
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| CN102404629A CN102404629A (en) | 2012-04-04 |
| CN102404629B true CN102404629B (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010286114.9A Expired - Fee Related CN102404629B (en) | 2010-09-17 | 2010-09-17 | Method and device for processing television program data |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104104996A (en) * | 2013-04-03 | 2014-10-15 | 中国移动通信集团公司 | Program stream decryption method, device and terminal |
| CN104811260A (en) * | 2015-03-19 | 2015-07-29 | 深圳市金立通信设备有限公司 | Broadcast listening method |
| CN111818366A (en) * | 2020-06-02 | 2020-10-23 | 三星电子（中国）研发中心 | Method and device for playing television programs |
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| CN101009553A (en) * | 2006-12-30 | 2007-08-01 | 中兴通讯股份有限公司 | Secret key safety method and system for realizing multi-network integration mobile multi-media broadcasting system |
| CN101141246A (en) * | 2006-09-05 | 2008-03-12 | 华为技术有限公司 | Service key obtaining method and subscription management server |
| CN101466095A (en) * | 2007-12-20 | 2009-06-24 | 株式会社日立制作所 | Network connection method of non-portable terminal using user identification information of terminal |
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| CN100477785C (en) * | 2004-10-22 | 2009-04-08 | 北京握奇数据系统有限公司 | CATV signal receiving and processing method |
| DE102006042554B4 (en) * | 2006-09-11 | 2009-04-16 | Siemens Ag | Method and system for continuously transmitting encrypted data of a broadcast service to a mobile terminal |
| US20080294560A1 (en) * | 2007-05-22 | 2008-11-27 | Nokia Corporation | Method of storing content |
| CN101854362B (en) * | 2010-05-21 | 2014-07-16 | 中兴通讯股份有限公司 | Data card, data card system and method for realizing multimedia service |
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Patent Citations (3)
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|---|---|---|---|---|
| CN101141246A (en) * | 2006-09-05 | 2008-03-12 | 华为技术有限公司 | Service key obtaining method and subscription management server |
| CN101009553A (en) * | 2006-12-30 | 2007-08-01 | 中兴通讯股份有限公司 | Secret key safety method and system for realizing multi-network integration mobile multi-media broadcasting system |
| CN101466095A (en) * | 2007-12-20 | 2009-06-24 | 株式会社日立制作所 | Network connection method of non-portable terminal using user identification information of terminal |
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