CN101262335B - Method and system for secret key distribution in mobile phone TV service - Google Patents
Method and system for secret key distribution in mobile phone TV service Download PDFInfo
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- CN101262335B CN101262335B CN2008100666801A CN200810066680A CN101262335B CN 101262335 B CN101262335 B CN 101262335B CN 2008100666801 A CN2008100666801 A CN 2008100666801A CN 200810066680 A CN200810066680 A CN 200810066680A CN 101262335 B CN101262335 B CN 101262335B
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Abstract
The invention relates to a method for sending service keys to user terminals in a mobile TV system. The method first sets number of key notice messages that can be sent in a second in a mobile TV system, then counts or reads number of services subscribed by users and calculates a time 1 needed to send all key notices subscribed by users at the setting message sending speed; then a time difference 1 from current time to a first time of a current month and a time difference 2 to a second time of the current month are calculated respectively and if the time 1 is less than or equal to the time difference 1 and more than or equal to the time difference 2, and the system generates the service key and sends key notices at the setting message sending speed; after receiving the notices, the user terminal sends a service key acquisition request and stores the service key in a card after getting the service key. The method of the invention solves the problem of the system or network congestion caused by sending service keys at an improper time and avoids impact to the system or network caused by intensive sending of the key.
Description
Technical field
The present invention relates to the mobile TV communication field, relate in particular to the method and system of mobile TV system business key to the user terminal distribution.
Background technology
The mobile TV program data are with program key data encrypted stream, program key is encrypted the back by business cipher key and is given the user by digital broadcast transmitting, after the user receives program key, solve program key, thereby can solve program data by program key with business cipher key.So the user wants the mobile phone television viewing program, must obtain business cipher key earlier.
Business cipher key all has certain term of validity.Because mobile phone TV services generally all adopt the form of monthly payment to provide professional, so the term of validity of business cipher key generally all is set to a calendar month, promptly business cipher key is only effective in this month, when arriving in new one month, need upgrade business cipher key for the user.
Owing to will upgrade business cipher key for a large amount of users, if begin simultaneously new key more the zero point that arrived at new one month for all users that need upgrade business cipher key, the congested of system and network will be caused, even causing systemic breakdown, the program that the user is watching when causing beginning in new month can't continue to watch; If a period of time is carried out the business cipher key distribution in advance, the time set that then shifts to an earlier date just becomes key issue, if the pre-set time that is provided with is shorter, continuous increase along with system user, in the time of can causing some users to needs renewal business cipher key, system does not also initiate key updating to this user, the interruption program that causes the user watching.
Summary of the invention
Technical problem to be solved by this invention is, the method for mobile phone TV services key distribution is provided, and solves improper system that causes of business cipher key transmitting time or network congestion problem, and the present invention also provides a kind of realization system for carrying out said process.
The method of mobile phone TV services key distribution of the present invention may further comprise the steps:
Step 1: the key notification note quantity that its per second of mobile TV system configuration can send;
Step 2: mobile TV system statistics or read user's ordering services number, and calculate the needed time one of key notification that sends all subscribed users with the described note transmission speed of step 1, calculate the time difference one of very first time current time to this month respectively and to time difference two of second time of this month;
Step 3: if the time one is smaller or equal to the time difference one and more than or equal to the time difference two, then system generates business cipher key, and with the described note transmission speed transmission of step 1 key notification, the notified back of user terminal is initiated business cipher key and is obtained request, obtains being saved in the card behind the business cipher key; Otherwise, execution in step two.
Comprise before the described step 1 or in the step 1: set Preset Time at interval, wherein, described Preset Time comprises the very first time and second time, and the described very first time is greater than second time.
In the described step 2, the mobile TV system regularly adds up the user subscribes service number in the database mid band service order table one time.
In the described step 3, user terminal needs by mobile TV system authentication before obtaining business cipher key.
The method of mobile phone TV services key distribution of the present invention may further comprise the steps:
Step a: the note transmission speed of configuration is read at the mobile phone TV services center;
Step b: the user subscribes service sum is added up or is read at the mobile phone TV services center, and calculates with the note transmission speed of configuration and distribute business cipher key notice required time for all users;
Step c: the mobile phone TV services center judges whether required time is positioned at Preset Time at interval, if then send business cipher key and be notified to user terminal; Otherwise, execution in step two.
Comprise before the described step a or among the step a: set Preset Time at interval, wherein, described Preset Time comprises the very first time and second time, and the described very first time is greater than second time.
Comprise among the described step b: the mobile phone TV services center obtains the user subscribes service sum from database user order relations table.
Described step c further comprises:
The mobile phone TV services center generates business cipher key, initiates business cipher key when obtaining request when user terminal to the mobile phone TV services center, returns business cipher key and gives user terminal.
The system of mobile phone TV services key distribution of the present invention comprises:
The mobile phone TV services center is in order to read the note transmission speed of configuration; Statistics user subscribes service sum, and calculate with the note transmission speed of configuration and distribute business cipher key notifying messages required time for all users; Judge whether required time is positioned at Preset Time at interval, and under the situation that is, send the business cipher key notification message to user terminal.
Described system also comprises database, and described database is in order to preserve the user subscribes service sum.
The present invention can calculate the time that every month, key began to upgrade according to the number of users of business cipher key to be updated, guarantee when beginning in new month, to finish in whole user keys renewal triggerings, delay the time started of key updating as far as possible, operations such as the user countermands are to the influence of system behind the minimizing delivering key, the program of striding month that can guarantee simultaneously that the user watching does not interrupt, and has avoided key to concentrate simultaneously issuing the impact that system and network are caused simultaneously yet.
Description of drawings
Fig. 1 is a mobile TV system key distribution correlation module networking diagram;
Fig. 2 is that the user orders the monthly payment business process map;
Fig. 3 is a customer service key distribution flow chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing the present invention is done and to describe in further detail.
Fig. 1 is mobile TV system key distribution correlation module networking diagram.Wherein the mobile phone TV services center is the nucleus module of mobile TV system, it also is the main modular that the present invention relates to, main professional control and management, key management distribution, the order relations management function of realizing, described mobile phone TV services center is provided with the key management distribution module; Short message interface machine module is the interface of mobile phone TV services center to Short Message Service Gateway, and the mobile phone TV services center is realized the note sending function by the short message interface machine to the user; Database server stores mobile TV system user information, programme information, user's ordering information etc.
Fig. 2 orders the monthly payment operation flow for the user.May further comprise the steps:
Step 201: the user initiates professional monthly payment subscription request to the mobile phone TV services center.
Step 202: after user's subscribe message is received at the mobile phone TV services center, subscribe message is carried out validity checking, after inspection is passed through, write ordering information to database user order relations table.
Step 203: the mind-set user sends short message in the mobile phone TV services, and informing business is ordered successfully.
Fig. 3 is a customer service key distribution flow process of the present invention, and all monthly payment users are carried out the distribution of business cipher key at the end of month, specifically may further comprise the steps:
Step 301: the mobile phone TV services center starts, and reads the per second note quantity forwarded parameter of configuration.
The mobile phone TV services center has configured the key notification note quantity that its per second can send in advance, gets final product so directly read after the mobile phone TV services center starts.
Step 302: the user subscribes service sum that the key management distribution module was added up in user's order relations table every 1 hour, and calculate with the note transmission speed of system configuration and distribute key notification note required time T1 for all users.
Among the present invention, if having the function of statistics and storage user subscribes service sum in user's order relations table, then the key management distribution module directly reads the user subscribes service sum and gets final product from the order relations table of family.
Step 303: the key management distribution module calculates 24 time span T2 last day current time to this month.
Step 304: the key management distribution module calculates 23 time span T3 last day current time to this month.
Step 305: between T2 and T3, promptly T1 is less than T2 and greater than T3 as if T1, and perhaps T1 then carry out step 306 smaller or equal to T2 and more than or equal to T3, otherwise returns step 302.
Step 306: the key management distribution module generates business cipher key, sends the key notification note with the note transmission speed of system configuration to the user of order business.
Step 307: after user terminal is received the business cipher key SMS notification, initiate business cipher key to television platform and obtain request.
Step 308: after service center passed through subscription authentication, the key management distribution module returned business cipher key and gives terminal.
Step 309: after user terminal receives key, be saved in the card.
In another preferred embodiment, its flow process and Fig. 3 are similar, so be described below in conjunction with Fig. 3:
Step 301 ': after starting television platform, the note quantity forwarded of configuration, i.e. note transmission speed parameter are read in the mobile phone TV services center.
Step 302 ': mobile phone TV services center (key management distribution module) regularly, such as every 1 hour, or the user subscribes service sum in not timing statistics or the reading database user order relations table, and calculate with the note transmission speed of system configuration and distribute business cipher key notifying messages required time T1 for all users.
Step 303 ': mobile phone TV services center (key management distribution module) calculates current time to the default very first time, such as some last daies 24 this month, between time difference T2.
Step 304 ': mobile phone TV services center (key management distribution module) calculates current time to the second default time, such as some last daies 23 this month, between time difference T3.
Step 305 ': the mobile phone TV services center judges that T1 is whether between T2, T3, if then carry out step 306 ', otherwise return step 302 '.
Step 306 ': mobile phone TV services center (key management distribution module) generates business cipher key, sends the key notification note with the note transmission speed of initial configuration to the user of order business.
Step 307 ': after user terminal is received the business cipher key SMS notification, initiate business cipher key to television platform and obtain request.
Step 308 ': the mobile phone TV services center is returned business cipher key and is given user terminal after initiating business cipher key and obtaining the requesting users authentication and pass through.
Step 309 ': after user terminal receives business cipher key, be saved in the card, use for program key and decipher.
Compared with prior art, the present invention can calculate the time that every month, key began to upgrade according to the number of users of business cipher key to be updated, promptly beginning the time that business cipher key notice issues determines in a pre-set interval, can avoid business cipher key to concentrate simultaneously issuing the impact that system and network are caused so indirectly.
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 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 (8)
1. the method for mobile phone TV services key distribution is characterized in that, may further comprise the steps:
Step 1: the key notification note quantity that its per second of mobile TV system configuration can send;
Step 2: mobile TV system statistics or read user's ordering services number, and calculate the needed time one of key notification that sends all subscribed users with the described note transmission speed of step 1, calculate the time difference one of very first time current time to this month respectively and to time difference two of second time of this month;
Step 3: if the time one is smaller or equal to the time difference one and more than or equal to the time difference two, then system generates business cipher key, and with the described note transmission speed transmission of step 1 key notification, the notified back of user terminal is initiated business cipher key and is obtained request, obtains being saved in the card behind the business cipher key; Otherwise comprise before the execution in step two, described step 1 or in the step 1: set Preset Time at interval, wherein, described Preset Time comprises the very first time and second time, and the described very first time is greater than second time.
2. the method for mobile phone TV services key distribution as claimed in claim 1 is characterized in that, in the described step 2, the mobile TV system regularly adds up the user subscribes service number in the database mid band service order table one time.
3. the method for mobile phone TV services key distribution as claimed in claim 1 is characterized in that, in the described step 3, user terminal needs by mobile TV system authentication before obtaining business cipher key.
4. the method for mobile phone TV services key distribution is characterized in that, may further comprise the steps:
Step a: the note transmission speed of configuration is read at the mobile phone TV services center;
Step b: the user subscribes service sum is added up or is read at the mobile phone TV services center, and calculates with the note transmission speed of configuration and distribute business cipher key notice required time for all users;
Step c: the needed time one of key notification that described note transmission speed sends all subscribed users is judged at the mobile phone TV services center, calculates the time difference one of very first time current time to this month respectively and to time difference two of second time of this month; If the time one smaller or equal to the time difference one and more than or equal to the time difference two, then sends business cipher key and is notified to user terminal; Otherwise, execution in step b, the wherein said very first time is greater than second time.
5. the method for mobile phone TV services key distribution as claimed in claim 4 is characterized in that, comprises among the described step b: the mobile phone TV services center obtains the user subscribes service sum from database user order relations table.
6. the method for the described mobile phone TV services key distribution of claim 4 is characterized in that, described step c further comprises:
The mobile phone TV services center generates business cipher key, initiates business cipher key when obtaining request when user terminal to the mobile phone TV services center, returns business cipher key and gives user terminal.
7. system that is applied to as the mobile phone TV services key distribution of method as described in the claim 4-6 is characterized in that described system comprises:
The mobile phone TV services center is in order to read the note transmission speed of configuration; Statistics user subscribes service sum, and calculate with the note transmission speed of configuration and distribute business cipher key notifying messages required time for all users; Judge the needed time one of key notification that described note transmission speed sends all subscribed users, calculate the time difference one of very first time current time to this month respectively and to time difference two of second time of this month; If the time one smaller or equal to the time difference one and more than or equal to the time difference two, then sends business cipher key and is notified to user terminal; Otherwise, to add up or read the user subscribes service sum, and calculate with the note transmission speed of configuration and distribute business cipher key notice required time for all users, the wherein said very first time is greater than second time.
8. system as claimed in claim 7 is characterized in that described system also comprises database, and described database is in order to preserve the user subscribes service sum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100666801A CN101262335B (en) | 2008-04-23 | 2008-04-23 | Method and system for secret key distribution in mobile phone TV service |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100666801A CN101262335B (en) | 2008-04-23 | 2008-04-23 | Method and system for secret key distribution in mobile phone TV service |
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| CN101262335A CN101262335A (en) | 2008-09-10 |
| CN101262335B true CN101262335B (en) | 2011-10-26 |
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| CN2008100666801A Expired - Fee Related CN101262335B (en) | 2008-04-23 | 2008-04-23 | Method and system for secret key distribution in mobile phone TV service |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101505462B (en) * | 2009-03-17 | 2011-08-24 | 中兴通讯股份有限公司 | Authentication method and system for mobile multimedia broadcast conditional reception |
| CN103874024B (en) * | 2012-12-13 | 2017-06-20 | 中国移动通信集团公司 | A kind of method for scheduling task, apparatus and system for broadcasting downloading service |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1655497A (en) * | 2004-02-09 | 2005-08-17 | 华为技术有限公司 | Method for realizing multimedia broadcasting / multicasting service key dispensing |
| CN1859741A (en) * | 2005-12-07 | 2006-11-08 | 华为技术有限公司 | Method and system for providing digital broadcast to roaming users |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1655497A (en) * | 2004-02-09 | 2005-08-17 | 华为技术有限公司 | Method for realizing multimedia broadcasting / multicasting service key dispensing |
| CN1859741A (en) * | 2005-12-07 | 2006-11-08 | 华为技术有限公司 | Method and system for providing digital broadcast to roaming users |
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| CN101262335A (en) | 2008-09-10 |
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Effective date of registration: 20180103 Address after: 221000 Jiawang District, Xuzhou City, Jiangsu Province, Geng Ji industrial park Patentee after: Agricultural Chemical Co., Ltd. Xuzhou Feng Address before: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Patentee before: ZTE Corporation |
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Granted publication date: 20111026 Termination date: 20180423 |
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