CN1633173A - Method and system for learning information about on-line/off-line/in-line of user - Google Patents
Method and system for learning information about on-line/off-line/in-line of user Download PDFInfo
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- CN1633173A CN1633173A CN 200310123068 CN200310123068A CN1633173A CN 1633173 A CN1633173 A CN 1633173A CN 200310123068 CN200310123068 CN 200310123068 CN 200310123068 A CN200310123068 A CN 200310123068A CN 1633173 A CN1633173 A CN 1633173A
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Abstract
A method for capturing the information of upload download and on-line of a user is used in an interactive digital TV network including: a set-top-box module, a two-way communication module, an interactive transfer-back network and a certification server module. Said method includes: when a user is uploaded, the set-top-box module sends the upload request information to two-way communication module, which modulates said information and transmits it to the certification server module to judge if the user is the authorized one, if so, it sets the user as the on-line user. When the user is down loaded, the set-top box module sends the download information to the two-way communication module, which modulates the information and sends it to the certification module to receive the information and sets it as the download.
Description
Technical field
The present invention relates to the interactive digital TV network, relate in particular to and know that the user reaches the standard grade, rolls off the production line, the method and system of online information.
Background technology
In the simulated television epoch, front end (Head end) sends TV programme, television network broadcast carrying TV signal, and spectators utilize the television receiver (TV) just can TV reception.TV programme is free, and television advertising and network operation expense are the major sources of revenues of operator.Under this profit model, operator is indifferent to the online program of watching of how many users, and whole digital TV network all is unidirectional, and this shows: 1) front end does not have interactive module; 1) television network broadcast is a unilateral network; 3) television receiver also has only receiving function, does not have the return path signal sending module.
Along with era development, Digital Television is just being stepped into our life.Digital TV front-end sends encrypted digital TV program, and by the unidirectional broadcast network carrying, the user uses set-top box STB (Set Top Box) received signal, uses television receiver to watch program as display device.In the Digital Television epoch, the digital TV network of main flow still is a unilateral network, but basic change will take place the profit model of operator, and spectators watch that program needs to pay, and pay per view will become the major source of revenues of operator.In order to guarantee that operator is to pay per view, the very important point is to guarantee to have only in digital TV network validated user can watch program, in order to reach this purpose, introduced conditional access system (CAS:Conditional Access System) in the Digital Television, the core of CAS is to guarantee that under unilateral network operator can be by subscriber authorisation.
Along with enriching of digital television business, digital TV network gradually can be from unilateral network to bilateral network evolution, to support interactive service.Existing system or be to adopt unilateral network to carry out Digital Television, or just utilize the two-way interactive network to obtain user's business information.Existing system does not utilize the Internet to obtain the technical scheme of user's online information.Because existing system can't be known user's online information, thereby has introduced many shortcomings to existing system.
Such as, when sending subscriber authorisation, digital TV front-end can't know whether the user is online, can the immediate updating mandate in order to guarantee the user, and all users' authorization message also take turns and is broadcast, i.e. periodic broadcast (sites) in turn.If the user is in 1,000,000, the bandwidth that takies of authorization message is just very considerable so, and bandwidth availability ratio is extremely low.
And for example, one of common Digital Television piracy method is exactly the clone that the smart card to subscriber terminal side carries out physically duplicates, and the pirate user utilization is duplicated smart card and freely watched sponsored program.Because front end can't be known user's online information, thus the shared same user account of many disabled users can't be found, thereby problem of piracy is very outstanding.
Summary of the invention
Invention proposes a kind of in digital TV network, knows the system and method for user profile, can be in digital television system, utilize the two-way interactive network obtains whether the user reaches the standard grade, rolls off the production line, online information.Operator can utilize the user profile field that branches out, and solves problems.
Know the system of user profile in a kind of digital TV network of the present invention, comprising: set-top box, subscriber identification module, bi-directional communication modules, mutual return network and certificate server module;
Described set-top box reads the user ID and user service information, the forward end that load on subscriber identification module and initiates service request;
Described bi-directional communication modules modulation is sent to the certificate server module from the user business request information of set-top box through mutual return network; Reception is from the control command message of certificate server, and demodulation control command message reaches set-top box;
Described certificate server module is carried out analysis authentication to user business request information; The record authentication result; Send control command message according to authentication result, and beam back bi-directional communication modules through mutual return network;
Described certificate server module is arranged on the front end of digital network.
Described mutual return network is one of PSTN, GSM, CABLE, 3G or communication satellite.
Described bi-directional communication modules is a modulator-demodulator or is built in the set-top box module.
The reach the standard grade method of information of a kind of user of knowing of the present invention is applied to may further comprise the steps in the system of the present invention:
The set-top box module sends and reaches the standard grade request message to bi-directional communication modules when start;
Bi-directional communication modules is modulated described on-line message, is sent to the certificate server module through mutual return network;
Certificate server judges that whether this user is for being authorized to the user, if it is the online user that this user is set, and returns correct message; Otherwise, return error message;
Described request message comprises the User Identity sign indicating number.
A kind of method of knowing user offline information of the present invention is applied to may further comprise the steps in the system of the present invention:
The set-top box module sends and rolls off the production line message to bi-directional communication modules when shutdown;
The described message that rolls off the production line of bi-directional communication modules modulation is sent to the certificate server module through mutual return network;
Certificate server receives user offline message, this user is set is the user of rolling off the production line.
Described request message comprises the User Identity sign indicating number.
A kind of method of knowing user's online information of the present invention is applied to may further comprise the steps in the system of the present invention:
When the user reaches the standard grade:
The set-top box module sends and reaches the standard grade request message to bi-directional communication modules when start;
Bi-directional communication modules is modulated described on-line message, is sent to the certificate server module through mutual return network;
Certificate server judges that whether this user is for being authorized to the user, if it is the online user that this user is set, and returns correct message; Otherwise, return error message;
When user offline:
The set-top box module sends and rolls off the production line message to bi-directional communication modules when shutdown;
The described message that rolls off the production line of bi-directional communication modules modulation is sent to the certificate server module through mutual return network;
Certificate server receives user offline message, this user is set is the user of rolling off the production line.
Described request message comprises the User Identity sign indicating number.
Use method and system of the present invention, in digital television system, operator can know that at front end the user reaches the standard grade, rolls off the production line, online information, and operator can utilize user's online information to expand amateurish field.Simultaneously, because headend equipment is substantially in the independent machine room of operator, and be based on private network, therefore can think safely, the subscriber data that front end is preserved is true, also can solve thus much such as improving problems such as bandwidth availability ratio and fail safe.
Description of drawings
Fig. 1 reaches the standard grade for the user of knowing of the present invention, rolls off the production line, the schematic diagram of online information system;
Fig. 2 is the method for the invention embodiment set-top-box opening flow chart;
Fig. 3 is the method for the invention embodiment certificate server identifying procedure figure;
Fig. 4 is the method for the invention embodiment set-top box shutdown process figure;
Fig. 5 is that the method for the invention embodiment front end is nullified online user's flow chart.
Embodiment
Describe the present invention in detail with embodiment and conjunction with figs. below.
Embodiment one: know in the digital TV network that the user reaches the standard grade, rolls off the production line, the system of online information
As shown in Figure 1, for knowing in the digital TV network of the present invention that the user reaches the standard grade, rolls off the production line, the system schematic of online information.Networking plan is with reference to DVB (Digital Video Broadcast) universal interaction system standard model.Increase interactive network on the basis of present unidirectional broadcast network, utilize the return path of interactive network as front end and end message transmission, this return path can have multiple choices, as PSTN, GSM, CABLE etc., even can also be 3G or satellite.Increase a bi-directional communication modules at user side at used interactive network, increase a certificate server module at front end.
The front end correlation module comprises conventional module and certificate server module Server, and user terminal comprises set-top box STB, bi-directional communication modules and subscriber identification module.
Set-top box STB also needs to increase following function except finishing functions such as traditional tuning, demodulation (QAM), TS demultiplexing, descrambling, decoding:
1) the STB start time utilizes user's unique identification service request such as authentication of initiatively initiating to reach the standard grade by the bi-directional communication modules forward end;
2) STB can only just can continue the conventional operation flow process after front end authentication is passed through, and such as tuning, demultiplexing etc., otherwise will forbid providing traditional function;
When 3) STB shuts down, report the message that rolls off the production line by the bi-directional communication modules forward end;
Bi-directional communication modules is mainly finished the communication work of return path, and major function comprises:
1) return path modulation, demodulation function.Depend on the Internet that is adopted;
2), initiatively initiate to be connected with the TCP of front end authentication Server as client;
3) receive the passback data of STB, and send to front end authentication Server;
4) data of receiving front-end authentication Server, and send to STB;
Subscriber identification module: the client end of CAS is set, and smart card is kind of a typical subscriber identification module.Subscriber identification module supports that traditional function gets final product, such as unique user ID, deciphering EMM/ECM, machine card pairing function, record viewership are arranged.
Certificate server module Server: receive the user and return data, finish the authentification of user function, major function comprises:
1), receives the user and return data as certificate server server;
2) from database, read user data;
3), safeguard STB online information according to the reporting information of user's start and close;
4) service request from user is authenticated, send control command.
Utilize device of the present invention, the user is when reaching the standard grade, set-top box reads user identification code, initiate authentication request by the bi-directional communication modules forward end, before terminate to user's the authentication request of reaching the standard grade after, read user ID, compare the authorized users sign, if compare successfully, then this user is set to the online user; When user offline, set-top box is once more with user offline message informing front end, after front end receives, and this user of deletion in the online user, the user reaches the standard grade, rolls off the production line, presence thereby front end is grasped at any time.
Know the method for user's online information in the embodiment two digital TV network
Being divided into three parts below describes in detail.
First: as shown in Figure 2, be the start process of set-top box STB.
1) opens set-top box, insert user smart card;
2) set-top box reads the unique identification that is carried in the user on the user smart card;
3) user ID is sent to the certificate server of front end, wait for the authentication result of front end;
4) if receive the authorization signal of front end, then enter the work picture by authenticating user identification; Otherwise, enter the fault picture.
Second portion: as shown in Figure 3, the process that user identity is authenticated for the certificate server of being located at front end.
1) certificate server receives the request of customer requirements authentication;
2) reading subscriber data from database compares;
3) if the user by authentication, beams back authorization message, this user is set to presence; Otherwise, beam back the information of authentification failure.
Third part: as shown in Figure 4, be the set-top box shutdown process.
1) user's shutdown;
2) set-top box reads user ID once more;
3) send the shutdown message that comprises user ID;
4) shutdown.
The 4th part: as shown in Figure 5, from the online user, delete the user's of rolling off the production line process for front end.
1) certificate server receives user's shutdown message, differentiates user's sign;
2) from the online user, search this user, delete this user.
Present embodiment can be decomposed into of the present inventionly knows that in digital TV network the user reaches the standard grade, rolls off the production line, three embodiment of online information.Carry out the described step of first and second portion, front end can be known information the such as whether user reaches the standard grade, when reach the standard grade; Front end can be known information the such as whether user rolls off the production line, when roll off the production line by third step; Finish all four part operations, front end can write down the user profile of reaching the standard grade at any time.
Use method of the present invention, the terminal use is when carrying out the corresponding business selection, and the message that will comprise user ID passes to front end, makes front end write down reach the standard grade user, the user of rolling off the production line, thereby also just determines online user's identity and number at any time.State informations such as operator can utilize the reaching the standard grade of user at any time, rolls off the production line, online are expanded related service, improve broadband utilance and network security performance etc.
Claims (10)
1. know the reach the standard grade method of information of user for one kind, be applied in the interactive digital TV network that described network comprises: set-top box module, bi-directional communication modules, mutual return network and certificate server module;
Described set-top box forward end is initiated service request;
Described bi-directional communication modules modulation is sent to the certificate server module from the user business request information of set-top box through mutual return network; Reception is from the control command message of certificate server, and demodulation control command message reaches set-top box;
Described certificate server module is carried out analysis authentication to user business request information; The record authentication result; Send control command message according to authentication result, and beam back bi-directional communication modules through mutual return network;
It is characterized in that, said method comprising the steps of:
The set-top box module sends and reaches the standard grade request message to bi-directional communication modules when start;
Bi-directional communication modules is modulated described on-line message, is sent to the certificate server module through mutual return network;
Certificate server judges that whether this user is for being authorized to the user, if it is the online user that this user is set, and returns correct message; Otherwise, return error message.
2. the method for claim 1 is characterized in that, described request message comprises the User Identity sign indicating number.
3. a method of knowing user offline information is applied in the interactive digital TV network, and described network comprises: set-top box module, bi-directional communication modules, mutual return network and certificate server module;
Described set-top box forward end is initiated service request;
Described bi-directional communication modules modulation is sent to the certificate server module from the user business request information of set-top box through mutual return network; Reception is from the control command message of certificate server, and demodulation control command message reaches set-top box;
Described certificate server module is carried out analysis authentication to user business request information; The record authentication result; Send control command message according to authentication result, and beam back bi-directional communication modules through mutual return network;
It is characterized in that, said method comprising the steps of:
The set-top box module sends and rolls off the production line message to bi-directional communication modules when shutdown;
The described message that rolls off the production line of bi-directional communication modules modulation is sent to the certificate server module through mutual return network;
Certificate server receives user offline message, this user is set is the user of rolling off the production line.
4. method as claimed in claim 3 is characterized in that described request message comprises the User Identity sign indicating number.
5. a method of knowing user's online information is applied in the interactive digital TV network, and described network comprises: set-top box module, bi-directional communication modules, mutual return network and certificate server module;
Described set-top box forward end is initiated service request;
Described bi-directional communication modules modulation is sent to the certificate server module from the user business request information of set-top box through mutual return network; Reception is from the control command message of certificate server, and demodulation control command message reaches set-top box;
Described certificate server module is carried out analysis authentication to user business request information; The record authentication result; Send control command message according to authentication result, and beam back bi-directional communication modules through mutual return network;
It is characterized in that, said method comprising the steps of:
When the user reaches the standard grade:
The set-top box module sends and reaches the standard grade request message to bi-directional communication modules when start;
Bi-directional communication modules is modulated described on-line message, is sent to the certificate server module through mutual return network;
Certificate server judges that whether this user is for being authorized to the user, if it is the online user that this user is set, and returns correct message; Otherwise, return error message;
When user offline:
The set-top box module sends and rolls off the production line message to bi-directional communication modules when shutdown;
The described message that rolls off the production line of bi-directional communication modules modulation is sent to the certificate server module through mutual return network;
Certificate server receives user offline message, this user is set is the user of rolling off the production line.
6. method as claimed in claim 5 is characterized in that described request message comprises the User Identity sign indicating number.
7. a system of knowing user profile is characterized in that, comprising: set-top box, subscriber identification module, bi-directional communication modules, mutual return network and certificate server module;
Described set-top box reads the user ID and user service information, the forward end that load on subscriber identification module and initiates service request;
Described bi-directional communication modules modulation is sent to the certificate server module from the user business request information of set-top box through mutual return network; Reception is from the control command message of certificate server, and demodulation control command message reaches set-top box;
Described certificate server module is carried out analysis authentication to user business request information; The record authentication result; Send control command message according to authentication result, and beam back bi-directional communication modules through mutual return network;
8. system as claimed in claim 7 is characterized in that described certificate server module is arranged on the front end of digital network.
9. system as claimed in claim 7 is characterized in that, described mutual return network is one of PSTN, GSM, CABLE, 3G or communication satellite.
10. system as claimed in claim 7 is characterized in that, described bi-directional communication modules is a modulator-demodulator or is built in the set-top box module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101230680A CN100403797C (en) | 2003-12-24 | 2003-12-24 | Method and system for learning information about on-line/off-line/in-line of user |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2003101230680A CN100403797C (en) | 2003-12-24 | 2003-12-24 | Method and system for learning information about on-line/off-line/in-line of user |
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| Publication Number | Publication Date |
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| CN1633173A true CN1633173A (en) | 2005-06-29 |
| CN100403797C CN100403797C (en) | 2008-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2003101230680A Expired - Fee Related CN100403797C (en) | 2003-12-24 | 2003-12-24 | Method and system for learning information about on-line/off-line/in-line of user |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008037220A1 (en) * | 2006-09-25 | 2008-04-03 | Huawei Technologies Co., Ltd. | A method, a system and a device for channel authorization of television living broadcast by network |
| CN102404644A (en) * | 2011-11-09 | 2012-04-04 | 深圳市同洲电子股份有限公司 | Cross-media interaction method, system, terminal and server |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156157C (en) * | 2000-10-11 | 2004-06-30 | 武汉诚源科技有限责任公司 | Detection and management system for user connection state of cable TV network |
| CN1413024A (en) * | 2001-10-08 | 2003-04-23 | 北京中视联数字系统有限公司 | Digital TV user management system |
| SE520674C2 (en) * | 2001-12-14 | 2003-08-12 | Television And Wireless Applic | Method and system for conditional access |
| CN1607831A (en) * | 2003-10-13 | 2005-04-20 | 成都润网科技有限公司 | Bidirectional real-time authentication digital television conditional receiving system |
-
2003
- 2003-12-24 CN CNB2003101230680A patent/CN100403797C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008037220A1 (en) * | 2006-09-25 | 2008-04-03 | Huawei Technologies Co., Ltd. | A method, a system and a device for channel authorization of television living broadcast by network |
| CN101155293B (en) * | 2006-09-25 | 2011-11-30 | 华为技术有限公司 | Method, system and device for network live television service channel authorization |
| CN102404644A (en) * | 2011-11-09 | 2012-04-04 | 深圳市同洲电子股份有限公司 | Cross-media interaction method, system, terminal and server |
| CN102404644B (en) * | 2011-11-09 | 2014-07-30 | 深圳市同洲电子股份有限公司 | Cross-media interaction method, system, terminal and server |
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| Publication number | Publication date |
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| CN100403797C (en) | 2008-07-16 |
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Granted publication date: 20080716 Termination date: 20121224 |