CN101394243B - System and method for realizing mobile multimedia broadcast service - Google Patents
System and method for realizing mobile multimedia broadcast service Download PDFInfo
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- CN101394243B CN101394243B CN2008101735071A CN200810173507A CN101394243B CN 101394243 B CN101394243 B CN 101394243B CN 2008101735071 A CN2008101735071 A CN 2008101735071A CN 200810173507 A CN200810173507 A CN 200810173507A CN 101394243 B CN101394243 B CN 101394243B
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Abstract
The invention discloses a system for realizing the mobile multimedia broadcast service, which comprises a mobile communication network and a mobile multimedia broadcast CMMB network, wherein the mobile communication network comprises a mobile communication network nationwide node service platform and mobile communication network center node service platforms; the CMMB network comprises a CMMB nationwide node service platform, CMMB center node service platforms and CMMB region node service platforms, wherein each CMMB region node service platform is ruled by the CMMB center node service platform which serves the local region. The system better solves the roaming service problem caused by converging the networks, particularly by building the broadcasting networks by grade, wherein both the center node service platforms and the region node service platforms can provide the mobile multimedia service.
Description
Technical field
The present invention relates to China mobile multi-media broadcasting technology, relate in particular to a kind of system and method for realizing mobile multi-media broadcasting service
Background technology
In the general frame that Mobile Multimedia Broadcasting (CMMB) and mobile communications network merge (as shown in Figure 1), being united for terminal by CMMB and mobile communications network provides service.
Because a variety of causes, CMMB is different with operation way with each MANET of mobile communications network subject of operation, and also will continue, rely on existing separately operation management institutional framework in a period of time.The situation that this rete mirabile merges has been brought new problem when providing roaming service for terminal.
How solving the roaming networking problem and the problem of management thereof of CMMB and mobile communications network, is a problem of needing solution badly.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of system and method for realizing mobile multi-media broadcasting service, even make the user also can enjoy the convenient service that the CMMB network brings under roaming state.
For addressing the above problem, the invention provides a kind of system that realizes mobile multi-media broadcasting service, comprising mobile communications network, Mobile Multimedia Broadcasting CMMB network, comprise mobile communications network whole nation node traffic platform and mobile communications network Centroid business platform in the described mobile communications network;
Comprise CMMB whole nation node traffic platform, CMMB Centroid business platform and CMMB Area Node business platform in the described CMMB network, wherein, each CMMB Area Node business platform is administered by serving its on-site CMMB Centroid business platform;
Described CMMB Centroid business platform is used for broadcasting it to its service area can provide professional program stream, and wherein, described program stream is the program stream of encrypting with this professional business cipher key; Also be used for issuing the electron service instruction ESG of the business that itself and its CMMB Area Node business platform of being administered provided to the mobile communications network Centroid business platform identical with its service area; Also be used for the described business cipher key that the user key that uses this terminal is encrypted is sent to the mobile communications network Centroid business platform identical with its service area;
Described CMMB Area Node business platform is used for broadcasting it to its service area can provide professional program stream, and wherein, described program stream is the program stream of encrypting with this professional business cipher key; Also be used for sending the business cipher key of the user key encryption of using this terminal to its CMMB Centroid business platform of administration;
Described mobile communications network Centroid business platform is used for sending to the terminal of its service area after receiving described ESG; Also be used for after the request that receives described terminal initiation, this request being sent to described CMMB Centroid business platform to certain business; The described encrypted service key that also is used for receiving sends to described terminal.
Further, said system also can have following feature:
If the business of described terminal request is provided by described CMMB Area Node business platform, the user key of the business cipher key of the described encryption terminal that to be the utilization of described CMMB Area Node business platform obtain from described CMMB Centroid business platform is encrypted described business cipher key and is obtained; Or, described CMMB Centroid business platform obtains for utilizing described user key that the business cipher key that obtains from described CMMB Area Node business platform is encrypted.
Further, said system also can have following feature:
Carry the information of home location of described terminal in the described request;
Described CMMB Centroid business platform also is used for after receiving described request, be in roaming state if judge described terminal, then to the user key of the described terminal of the CMMB of described terminal attaching Centroid business platform acquisition request according to wherein information of home location; And also be used for obtaining the user key of described terminal from the CMMB Centroid business platform of described terminal attaching.
Further, said system also can have following feature:
Preserve national user's CMMB routing iinformation on the described CMMB Centroid business platform;
Described CMM Centroid business platform also is used for the information of home location that the CMMB routing iinformation according to the national user who preserves on it carries described request to be judged, judges whether described terminal is in roaming state.
Further, said system also can have following feature:
Preserve national user's CMMB routing iinformation on the node traffic platform of the described CMMB whole nation;
Described CMMB Centroid business platform also is used for initiating query requests to described CMMB whole nation node traffic platform, wherein carries the information of home location of described terminal; Also be used for receiving that described CMMB whole nation node traffic platform behind its Query Result that returns, judges described terminal according to described Query Result and whether be in roaming state;
Described CMMB whole nation node traffic platform is used for after receiving described query requests, arrive the ownership place of described terminal according to the national user's who preserves it on CMMB route information query after, described Query Result is sent to described CMMB Centroid business platform.
Further, said system also can have following feature:
Described CMMB Centroid business platform is built up in provincial zone; Described CMMB Area Node business platform is built up in the city-level zone.
For addressing the above problem, the present invention also provides a kind of system that realizes mobile multi-media broadcasting service, comprising mobile communications network and Mobile Multimedia Broadcasting CMMB network, comprise mobile communications network whole nation node traffic platform and mobile communications network Centroid business platform in the described mobile communications network;
Comprise CMMB whole nation node traffic platform, CMMB Centroid business platform and CMMB Area Node business platform in the described CMMB network, wherein, each CMMB Area Node business platform is administered by serving its on-site CMMB Centroid business platform;
Described CMMB Centroid business platform and described CMMB Area Node business platform are respectively applied for to service area separately and broadcast the first information that it can provide.
Further, said system also can have following feature:
Described CMMB Area Node business platform also is used for sending second information to its CMMB Centroid business platform of administration, and described second information is relevant with the first information of described CMMB Area Node business platform broadcasting;
Described CMMB Centroid business platform also is used for sending the 3rd information and/or its described second information that receives to the mobile communications network Centroid business platform identical with its service area, wherein, described the 3rd information is relevant with the first information of described CMMB Centroid business platform broadcasting;
Described second information and/or the 3rd information that described mobile communications network Centroid business platform is used for receiving send to terminal.
Further, said system also can have following feature:
The program stream of the business that the described first information can provide separately for described CMMB Centroid business platform and described CMMB Area Node business platform;
Described CMMB Centroid business platform also is used for issuing to the mobile communications network Centroid business platform identical with its service area the electron service instruction ESG of the business that itself and its CMMB Area Node business platform of being administered provided.
Further, said system also can have following feature:
The program stream of the business that the described first information can provide separately for described CMMB Centroid business platform and described CMMB Area Node business platform, wherein, described program stream is the program stream of encrypting with this professional business cipher key, described second information and the 3rd information are respectively this professional business cipher key, and its described business cipher key is the business cipher key of encrypting with the user key of described terminal;
Described CMMB Centroid business platform also is used for issuing to the mobile communications network Centroid business platform identical with its service area the electron service instruction ESG of the business that itself and its CMMB Area Node business platform of being administered provided; Also be used for the described business cipher key that the user key that uses this terminal is encrypted is sent to the mobile communications network Centroid business platform identical with its service area;
Described mobile communications network Centroid business platform is used for sending to the terminal of its service area after receiving described ESG; Also be used for after the request that receives described terminal initiation, this request being sent to described CMMB Centroid business platform to certain business.
Further, said system also can have following feature:
If the business of described terminal request is provided by described CMMB Area Node business platform, the user key of the business cipher key of the described encryption terminal that to be the utilization of described CMMB Area Node business platform obtain from described CMMB Centroid business platform is encrypted described business cipher key and is obtained; Or, described CMMB Centroid business platform obtains for utilizing described user key that the business cipher key that obtains from described CMMB Centroid business platform is encrypted.
Further, said system also can have following feature:
Carry the information of home location of described terminal in the described request;
Described CMMB Centroid business platform also is used for after receiving described request, be in roaming state if judge described terminal, then to the user key of the described terminal of the CMMB of described terminal attaching Centroid business platform acquisition request according to wherein information of home location; And also be used for obtaining the user key of described terminal from the CMMB Centroid business platform of described terminal attaching.
Further, said system also can have following feature:
Preserve national user's CMMB routing iinformation on the described CMMB Centroid business platform;
Described CMMB Centroid business platform also is used for the information of home location that the CMMB routing iinformation according to the national user who preserves on it carries described request to be judged, judges whether described terminal is in roaming state.
Further, said system also can have following feature:
Preserve national user's CMMB routing iinformation on the node traffic platform of the described CMMB whole nation;
Described CMMB Centroid business platform also is used for initiating query requests to described CMMB whole nation node traffic platform, wherein carries the information of home location of described terminal; Also be used for receiving that described CMMB whole nation node traffic platform behind its Query Result that returns, judges described terminal according to described Query Result and whether be in roaming state;
Described CMMB whole nation node traffic platform is used for after receiving described query requests, arrive the ownership place of described terminal according to the national user's who preserves it on CMMB route information query after, described Query Result is sent to described CMMB Centroid business platform.
Further, said system also can have following feature:
Described CMMB Centroid business platform is built up in provincial zone; Described CMMB Area Node business platform is built up in the city-level zone.
For addressing the above problem, the present invention also provides a kind of method that realizes Mobile Multimedia Broadcasting CMMB business, is applied to comprise in the system of two-stage CMMB node traffic platform;
Higher level CMMB node traffic platform and/or the CMMB of subordinate node traffic platform are broadcasted the first information that it can provide to service area separately.
Further, said method also can have following feature:
Described higher level CMMB node traffic platform is a CMMB Centroid business platform; The described CMMB of subordinate node traffic platform is a CMMB Area Node business platform.
Further, said method also can comprise:
Described CMMB Area Node business platform sends second information to its CMMB Centroid business platform of administration, and described second information is relevant with the first information of described CMMB Area Node business platform broadcasting;
Described CMMB Centroid business platform sends the 3rd information and/or its described second information that receives to the mobile communications network Centroid business platform identical with its service area, wherein, described the 3rd information is relevant with the first information of described CMMB Centroid business platform broadcasting;
Described second information and/or the 3rd information that described mobile communications network Centroid business platform will receive send to terminal.
Further, said method also can have following feature:
The program stream of the business that the described first information can provide separately for described CMMB Centroid business platform and described CMMB Area Node business platform;
Said method also comprises: described CMMB Centroid business platform issues the electron service instruction ESG of the business that itself and its CMMB Area Node business platform of being administered provided to the mobile communications network Centroid business platform identical with its service area.
Further, said method also can have following feature:
The program stream of the business that the described first information can provide separately for described CMMB Centroid business platform and described CMMB Area Node business platform, wherein, described program stream is the program stream of encrypting with this professional business cipher key, described second information and the 3rd information are respectively this professional business cipher key, and its described business cipher key is the business cipher key of encrypting with the user key of described terminal;
Said method also comprises: CMMB Centroid business platform is by the mobile communications network Centroid business platform identical with its service area, issues this CMMB Centroid business platform and the electron service instruction ESG of the business that the CMMB Area Node business platform of being administered is provided;
Terminal is after receiving the described ESG that location mobile communications network Centroid business platform issues, if desire to watch wherein certain business, then, the request of carrying this professional service identification is sent to the CMMB Centroid business platform identical with this mobile communications network Centroid business platform service area by location mobile communications network Centroid business platform;
After described CMMB Centroid business platform is received described request, judge the business platform that described business is provided according to the service identification that carries in the described request, the described business cipher key of being encrypted by this user key that provides professional business platform will use this terminal sends described terminal to by described mobile communications network Centroid business platform.
Further, said method also can have following feature:
When the service identification that carries in according to described request when described CMMB Centroid business platform is judged business platform that described business is provided for a CMMB Area Node business platform of its administration; The described business cipher key that the described user key that will use this terminal is encrypted sends described terminal to by described mobile communications network Centroid business platform and refers to: described CMMB Area Node business platform sends to described CMMB Centroid business platform with the business cipher key of described encryption, and the business cipher key that will be encrypted by described CMMB Centroid business platform sends described terminal to by the mobile communications network Centroid business platform identical with its service area.
Further, said method also can have following feature:
The cipher mode of described business cipher key is taked any one in following two kinds:
Mode one: described CMMB Area Node business platform is to the user key of described this terminal of CMMB Centroid business platform acquisition request, and utilize the described user key that obtains that described business cipher key is encrypted, and encrypted service key is sent to described CMMB Centroid business platform;
Mode two: described CMB Area Node business platform sends to described CMMB Centroid business platform with described business cipher key, utilizes described user key that the described business cipher key of receiving is encrypted by described CMMB Centroid business platform.
Further, said method also can have following feature:
Carry the information of home location of described terminal in the described request;
Described CMMB Centroid business platform is in roaming state if judge described terminal according to wherein information of home location after receiving described request, then to the user key of the described terminal of the CMMB of described terminal attaching Centroid business platform acquisition request; And encrypting described business cipher key uses described user key to be: the user key of the described terminal that described CMMB Centroid business platform gets access to from the CMMB Centroid business platform of described terminal attaching.
Further, said method also can have following feature:
Preserve national user's CMMB routing iinformation on the described CMMB Centroid business platform;
Described CMMB Centroid business platform judges according to the information of home location that carries in the described request whether described terminal is in roaming state and is meant: described CMMB Centroid business platform is judged the information of home location that carries in the described request according to the national user's who preserves on it CMMB routing iinformation, is judged whether described terminal is in roaming state.
Further, said method also can have following feature:
Preserve national user's CMMB routing iinformation on the node traffic platform of the described CMMB whole nation;
Described CMMB Centroid business platform judges according to the information of home location that carries in the described request whether described terminal is in roaming state and is meant: described CMMB Centroid business platform is initiated query requests to described CMMB whole nation node traffic platform, wherein carries the information of home location of described terminal; After described CMMB whole nation node traffic platform is received, arrive the ownership place of described terminal according to the national user's who preserves it on CMMB route information query after, Query Result is sent to described CMMB Centroid business platform; After described CMMB Centroid business platform is received, judge described terminal according to described Query Result and whether be in roaming state.
The present invention provides the System and method for of a kind of CMMB of support and mobile communications network business in mobile multimedia broadcast system and mobile communication system.Solved the roaming problem that UNE brings, particularly broadcasting and TV classification construction network preferably, its Centroid, Area Node business platform can provide mobile multi-media service.The invention provides terminal roaming and use the solution of these professional systems.
Description of drawings
Fig. 1 is a system construction drawing of realizing the CMMB business in the embodiment of the invention;
Fig. 2 is a detailed system structure chart of realizing the CMMB business in the embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is described in detail.
As shown in Figure 1, the main logic entity of system of realization CMMB business comprises: CMMB network business platform, mobile communication network service platform.
As shown in Figure 2, the CMMB network business platform can be divided into national node traffic platform, Centroid business platform and Area Node business platform, and each CMMB Area Node business platform is administered by serving its on-site CMMB Centroid business platform.In concrete enforcement, the service area of CMMB Centroid business platform is generally administrative provincial other area, and the service area of Area Node business platform is generally prefecture-level other area.And the existing mobile communication network business platform also is divided into national node traffic platform and Centroid business platform, the Centroid business platform generally also is based upon administrative provincial other area, and preferentially reservation is established together with existing office point, and each mobile communications network Centroid business platform is corresponding with a CMMB Centroid business platform identical with its service area.This CMMB Centroid business platform and CMMB Area Node business platform are respectively applied for to service area separately and broadcast the first information that it can provide, wherein, this first information can be program stream or other similar information of the business of this CMMB Centroid business platform or the broadcasting of CMMB Area Node business platform; CMMB Area Node business platform also can be used for sending second information to its CMMB Centroid business platform of administration, and this second information is relevant with the first information of this CMMB Area Node business platform broadcasting; And CMMB Centroid business platform also can be used for sending the 3rd information and/or its above-mentioned second information that receives to the mobile communications network Centroid business platform identical with its service area, wherein, the 3rd information is relevant with the first information of this CMMB Centroid business platform broadcasting.And above-mentioned second information and/or the 3rd information that mobile communications network Centroid business platform is used for receiving send to terminal.When the first information was the program stream of encrypting, this second information and the 3rd information can be deciphered the key information of this program stream.
Below with the first information for ciphered program stream is example, the function of each unit is elaborated.
CMMB whole nation node traffic platform is used to provide the whole nation professional ESG (Electronic Servi ceGuide, electron service instruction), management service key and encrypts national business program stream; Also can be used for providing national user's CMMB network routing table and inquiry service.
CMMB Centroid business platform is used for leading subscriber, ESG and business cipher key, also is used to manage national user CMMB network routing table or obtains this routing table information from CMMB whole nation node traffic platform; Also can distinguish the route of user attaching CMMB Centroid business platform according to national user CMMB network routing table information;
CMMB Centroid business platform is if provide program service, then also is used for broadcasting this ciphered program stream in its service area after program being carried out scrambling and encrypting with business cipher key; Also be used for and directly send to the mobile communications network Centroid business platform identical with corresponding ESG, business cipher key and the business cipher key updating message of this program stream with its service area;
CMMB Centroid business platform also can be transmitted to the mobile communications network Centroid business platform identical with its service area behind the business cipher key or business cipher key updating message that receive from the CMMB Area Node business platform of its administration;
The ESG of the CMMB Centroid business platform and the CMMB Area Node business platform of being administered thereof manages at this CMMB Centroid business platform, and is responsible for sending to identical with its service area mobile communication network Centroid business platform by this CMMB Centroid business platform;
CMMB Area Node business platform can be used for providing the program stream of encrypting or not encrypting for the user of its service area.Each CMMB Area Node business platform also is used for providing to its higher level CMMB Centroid business platform the ESG information of program, by CMMB Centroid business platform this ESG is stored and manages.CMMB Area Node platform management person can visit, manage this ESG information from each Area Node through after authorizing.
Like this, each mobile communications network Centroid business platform need not with the CMMB network in each Area Node business platform connect respectively, but the interface by CHINA RFTCOM Co Ltd links to each other with corresponding CMMB Centroid business platform and gets final product.This interface has realized that each CMMB Centroid business platform provides the function of ESG, business cipher key, business cipher key updating message and the bi-directional synchronization user profile etc. of itself and the CMMB Area Node business platform of being administered thereof to the mobile network.
Mobile communications network node traffic platform can be divided into two-stage, i.e. mobile communications network whole nation business platform and each Centroid business platform.Each mobile communications network Centroid business platform generally also is arranged on administrative provincial other area, it is used to provide SG (Service Gujde, business guide), NAF (NetworkApplication Function, network application function), BSF (Bootstrapping Function, function of initializing) and send business cipher key, also be used to manage national user mobile network routing table or obtain this routing table information from mobile communications network whole nation business platform.Mobile communications network whole nation business platform is used to manage national user mobile network routing table and provides SG and NAF.
User's open an account and service profile are managed in the NAF of this user's ownership CMMB Centroid business platform and mobile communications network Centroid business platform, and promptly user profile, order relations etc. manage and store at the user attaching central platform.The change that the user can finish subscription and unsubscription and service profile from the CMMB Centroid business platform or the mobile communications network Centroid business platform of its ownership.When change took place information, it is synchronous that said two devices can keep.
When terminal is positioned at the somewhere, and when providing program service for this terminal by the CMMB Area Node business platform of serving this area, the CMMB Centroid business platform of administering this CMMB Area Node business platform provides information such as user key for this CMMB Area Node business platform, with the secure service key.The specific implementation method can be divided into following dual mode:
Mode one: by above-mentioned CMMB Centroid business platform user profile such as user key are sent to above-mentioned CMMB Area Node business platform, utilize this user profile that business cipher key is encrypted by this CMMB Area Node business platform;
Mode two: above-mentioned CMMB Area Node business platform offers above-mentioned CMMB Centroid business platform with business cipher key, is utilized user profile such as user key that business cipher key is encrypted by above-mentioned CMMB Centroid business platform.
If terminal is striden the roaming of CMMB Centroid business platform, visit ground CMMB Centroid business platform is according to national user CMMB network routing table, to the CMMB of above-mentioned terminal attaching Centroid business platform and initiation request, to obtain the information such as user key of this terminal.
CMMB Area Node business platform offers CMMB Centroid business platform with the business cipher key of encrypting, CMMB Centroid business platform is transmitted to corresponding mobile communications network Centroid service platform again, sends to terminal after being handled by this mobile communications network Centroid service platform.
Mobile communications network Centroid service platform and other mobile communication network node networked deployment situation are with reference to existing standard.
Terminal is responsible for receiving the program data of encrypting from the CMMB network, and uses the key information that obtains from CMMB network and mobile communications network to decipher the program data of above-mentioned encryption and show the user.After it is receiving the ESG that the location mobile communications network issues, if desire to watch wherein certain business, then send request to location mobile communications network Centroid business platform, wherein carry this professional service identification; Also be used for after receiving the ciphered program stream that encrypted service key that above-mentioned mobile communications network Centroid business platform sends and location CMMB network issue, with its user key this business cipher key is decrypted, this ciphered program stream is deciphered with the business cipher key after the deciphering.
Use the method that said system realizes mobile multi-media broadcasting service, may further comprise the steps:
(1) CMMB Centroid business platform issues the ESG of the business that itself and its CMMB Area Node business platform of being administered provided by the mobile communications network Centroid business platform identical with its service area;
(2) terminal is after receiving the ESG that location mobile communications network Centroid business platform issues, if initiate the wherein request of certain business, then the request that will carry this professional service identification by this mobile communications network Centroid business platform sends to the above-mentioned CMMB Centroid business platform identical with this service area of mobile communications network Centroid business platform institute;
(3) after CMMB Centroid business platform is received, judge the business platform that above-mentioned business is provided according to the service identification that carries in the request, send this terminal by this this professional program stream that provides professional business platform will use this professional business cipher key to encrypt to by the CMMB Area Node business platform of serving this terminal seat, and will use the business cipher key of the user key encryption of this terminal to send above-mentioned terminal to by above-mentioned mobile communications network Centroid business platform.
Wherein, when this CMMB Centroid business platform according to request in the service identification that carries judge the business platform during that provides professional for itself, after it uses this professional business cipher key of preserving on it that this professional program stream is encrypted, secure service stream is sent to the CMMB Area Node business platform of serving this terminal seat, send this terminal to by this CMMB Area Node business platform; And after the user key that uses this terminal is encrypted this business cipher key, the business cipher key of encrypting is sent to the mobile communications network Centroid business platform identical with its service area, send terminal to by this mobile communications network Centroid business platform.
When this CMMB Centroid business platform according to request in the service identification that carries when judging the business platform that provides professional for CMMB Area Node business platform of its administration, the program stream after will being encrypted by this CMMB Area Node business platform sends above-mentioned terminal to; And by above-mentioned CMMB Centroid business platform encrypted service key is sent to the mobile communications network Centroid business platform identical with its service area, send this terminal to by this mobile communications network Centroid business platform.
(4) after terminal is received, utilize its user key that the business cipher key of receiving is decrypted, and program stream is decrypted, finally show described business to the user with the business cipher key after the deciphering.
In above-mentioned steps (3), when CMMB Area Node business platform when professional business platform is provided, the cipher mode of business cipher key can be taked any one in following two kinds:
Mode one: CMMB Area Node business platform is to the user key of this terminal of CMMB Centroid business platform acquisition request, and utilize the user key that obtains that business cipher key is encrypted, and encrypted service key is sent to this CMMB Centroid business platform;
Mode two: this CMMB Area Node business platform sends to CMMB Centroid business platform with business cipher key, and CMMB Centroid business platform utilizes user key that the business cipher key of receiving is encrypted.
In above-mentioned steps (2), carry the information of home location of this terminal in the request that terminal is initiated to certain business; In step (3), CMMB Centroid business platform is after receiving this request, if according to wherein information of home location utilize preserve it on or the national node traffic platform of CMMB on the national user's that preserves CMMB routing iinformation judge this terminal and be in roaming state, then to the user key of the described terminal of the CMMB of this terminal attaching Centroid business platform acquisition request; And encrypting this business cipher key uses described user key to be: the user key of this terminal that this CMMB Centroid business platform gets access to from the CMMB Centroid business platform of this terminal attaching.
In a word, the present invention provides the System and method for of a kind of CMMB of support and mobile communications network roaming management in mobile multimedia broadcast system and mobile communication system.Solve UNE preferably and brought the problem of roaming.Broadcasting and TV classification construction network particularly, its Centroid, Area Node business platform can provide mobile multi-media service.The invention provides terminal roaming and use the solution of these professional systems.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (6)
1. system that realizes mobile multi-media broadcasting service, comprising mobile communications network, Mobile Multimedia Broadcasting CMMB network, comprise mobile communications network whole nation node traffic platform and mobile communications network Centroid business platform in the described mobile communications network, it is characterized in that
Comprise CMMB whole nation node traffic platform, CMMB Centroid business platform and CMMB Area Node business platform in the described CMMB network, wherein, each CMMB Area Node business platform is administered by serving its on-site CMMB Centroid business platform;
Described CMMB Centroid business platform is used for broadcasting it to its service area can provide professional program stream, and wherein, described program stream is the program stream of encrypting with this professional business cipher key; Also be used for issuing the electron service instruction ESG of the business that itself and its CMMB Area Node business platform of being administered provided to the mobile communications network Centroid business platform identical with its service area; Also be used for the described business cipher key that the user key that uses this terminal is encrypted is sent to the mobile communications network Centroid business platform identical with its service area;
Described CMMB Area Node business platform is used for broadcasting it to its service area can provide professional program stream, and wherein, described program stream is the program stream of encrypting with this professional business cipher key; Also be used for sending the business cipher key of the user key encryption of using this terminal to its CMMB Centroid business platform of administration;
Described mobile communications network Centroid business platform is used for sending to the terminal of its service area after receiving described ESG; Also be used for after the request that receives described terminal initiation, this request being sent to described CMMB Centroid business platform to certain business; The described encrypted service key that also is used for receiving sends to described terminal.
2. the system as claimed in claim 1 is characterized in that,
If the business of described terminal request is provided by described CMMB Area Node business platform, the user key of the business cipher key of the described encryption terminal that to be the utilization of described CMMB Area Node business platform obtain from described CMMB Centroid business platform is encrypted described business cipher key and is obtained; Or, described CMMB Centroid business platform obtains for utilizing described user key that the business cipher key that obtains from described CMMB Area Node business platform is encrypted.
3. system as claimed in claim 1 or 2 is characterized in that,
Carry the information of home location of described terminal in the described request;
Described CMMB Centroid business platform also is used for after receiving described request, be in roaming state if judge described terminal, then to the user key of the described terminal of the CMMB of described terminal attaching Centroid business platform acquisition request according to wherein information of home location; And also be used for obtaining the user key of described terminal from the CMMB Centroid business platform of described terminal attaching.
4. system as claimed in claim 3 is characterized in that,
Preserve national user's CMMB routing iinformation on the described CMMB Centroid business platform;
Described CMMB Centroid business platform also is used for the information of home location that the CMMB routing iinformation according to the national user who preserves on it carries described request to be judged, judges whether described terminal is in roaming state.
5. system as claimed in claim 3 is characterized in that,
Preserve national user's CMMB routing iinformation on the node traffic platform of the described CMMB whole nation;
Described CMMB Centroid business platform also is used for initiating query requests to described CMMB whole nation node traffic platform, wherein carries the information of home location of described terminal; Also be used for receiving that described CMMB whole nation node traffic platform behind its Query Result that returns, judges described terminal according to described Query Result and whether be in roaming state;
Described CMMB whole nation node traffic platform is used for after receiving described query requests, arrive the ownership place of described terminal according to the national user's who preserves it on CMMB route information query after, described Query Result is sent to described CMMB Centroid business platform.
6. the system as claimed in claim 1 is characterized in that,
Described CMMB Centroid business platform is built up in provincial zone; Described CMMB Area Node business platform is built up in the city-level zone.
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| CN2008101735071A CN101394243B (en) | 2008-10-29 | 2008-10-29 | System and method for realizing mobile multimedia broadcast service |
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| CN101888628B (en) * | 2009-05-15 | 2014-11-05 | 中兴通讯股份有限公司 | Mobile multimedia broadcasting system and encryption method employed by same |
| CN102045534B (en) * | 2009-10-26 | 2013-11-06 | 中兴通讯股份有限公司 | System, method and device for processing video information based on 3G (The 3rd Generation Telecommunication) mobile communication technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1084991C (en) * | 1998-01-19 | 2002-05-15 | 深圳市冠日高科技发展有限公司 | Method for structuring and carrying out public telephone network |
| CN1531261A (en) * | 2003-03-14 | 2004-09-22 | 北京泰美世纪科技有限公司 | Digital interactive multimedia network system and data transmission method therewith |
| CN101282448A (en) * | 2007-04-05 | 2008-10-08 | 华为技术有限公司 | Method for transmitting and receiving multimedia broadcast data as well as system and terminal thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1084991C (en) * | 1998-01-19 | 2002-05-15 | 深圳市冠日高科技发展有限公司 | Method for structuring and carrying out public telephone network |
| CN1531261A (en) * | 2003-03-14 | 2004-09-22 | 北京泰美世纪科技有限公司 | Digital interactive multimedia network system and data transmission method therewith |
| CN101282448A (en) * | 2007-04-05 | 2008-10-08 | 华为技术有限公司 | Method for transmitting and receiving multimedia broadcast data as well as system and terminal thereof |
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