CN102523499A - Method and device for acquiring channel list - Google Patents
Method and device for acquiring channel list Download PDFInfo
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- CN102523499A CN102523499A CN2011104004629A CN201110400462A CN102523499A CN 102523499 A CN102523499 A CN 102523499A CN 2011104004629 A CN2011104004629 A CN 2011104004629A CN 201110400462 A CN201110400462 A CN 201110400462A CN 102523499 A CN102523499 A CN 102523499A
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Abstract
The invention discloses a method and a device for acquiring a channel list. The method comprises the steps of: receiving an MD5 value which is form a database and corresponds to a channel list subscribed by a user; determining that the MD5 value and the self-stored MD5 value are same; and sending a self-stored channel list to a set top box of the user. According to the invention, the speed for logging in the set top box by the user is increased, and the user experience of IPTV (Internet Protocol Television) is greatly increased.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of channel list acquisition methods and device.
Background technology
Along with network and Development of Multimedia Technology, the fusion of IPTV (IPTV, Internet Protocol Television) and mobile flow medium; And 3PING (supporting TV, mobile phone and computer) integrated services Development Trend, IPTV office point on this basis, the growth that the corresponding terminal client quantity of service provider presents geometry level; And terminal use's individual demand also all the more highlights; And network and service provider be in order to satisfy increasing individual demand, and the product packetize meeting that provides is more various, now in Xinping stand structure 2 kinds of modes are arranged (is respectively product-program; Product-service-program); And present product-program, the permutation and combination quantity that product-service-program appeared is more and more, and it is also more and more slower that the user obtains channel information speed in start; And after the user ordered a product, the corresponding meeting of service of obtaining in the product was more and more slower.
In all IPTV systems, user related information all is to be kept in the database, such as user-id table, and the mapping table of user and product, the mapping table of products & services, mapping table of service and channel or the like.In correlation technique, each user Register top box of starting shooting, STB is to electric program menu (Electronic Program Guide; Abbreviate EPG as) channel list ordered of request user; The corresponding affiliated service content provider (Content Provider abbreviates CP as) of EPG notice, corresponding CP server is according to ID and COS (distinguishing TV screen, mobile phone screen and computer screen) Query Database; Database returns to EPG with the result; EPG returns to STB with the result again, and along with the extensive growth of number of users, the speed of user's Register top box can be more and more slower like this.
Summary of the invention
To in the correlation technique along with the extensive growth of number of users, the speed of user's Register top box can more and more slower problem, the invention provides a kind of channel list acquisition methods and device.
According to an aspect of the present invention, a kind of channel list acquisition methods is provided, has comprised: receive the channel list of ordering with the user from database corresponding pass through the secret value that AES calculates; Confirm that secret value is identical with the secret value of self storing; STB to the user sends the channel list of self storing.
Preferably, send the channel list of self storage to user's STB before, also comprise: judge the update time of secret value and the time interval of the update time of the secret value self stored whether in the pre-set time interval threshold value; If judged result, is then carried out the operation that STB to the user sends the channel list of self storage for being; Otherwise obtain the channel list that the user in the database orders, send the channel list of user's order of obtaining to user's STB.
Preferably; In time interval of update time of the secret value of the update time of judging secret value and self storage whether in the pre-set time interval threshold value with before interior; Also comprise:, upgrade the update time of the channel list and the corresponding secret value thereof of self storage according to the predefined time.
Preferably, after the corresponding secret value of the channel list of ordering with the user in obtaining database, also comprise: confirm that secret value and the secret value of self storing are inequality; Obtain the channel list that the user in the database orders; Send the channel list of user's order of obtaining to user's STB.
Preferably, obtaining the channel list that the user in the database orders comprises: obtain the product tabulation that the user in the database orders; Tabulation generates secret value according to product; The channel list that the user that secret value in the Query Database is corresponding orders.
Preferably, after the channel list that the user in obtaining database orders, also comprise: preserve channel list and corresponding secret value thereof that the user orders.
Preferably, obtaining corresponding the passing through of the channel list of ordering with the user in the database secret value that AES calculates comprises: secret value is the MD5 value.
According to another aspect of the present invention, a kind of channel list deriving means is provided, has comprised: acquisition module, be used to obtain the channel list of ordering with the user from database corresponding pass through the secret value that AES calculates; Determination module is used for confirming that secret value is identical with the secret value of self storing; Sending module is used for sending the channel list of self storing to user's STB.
Preferably, said apparatus also comprises: judge module, and whether the time interval of update time of secret value of update time and self storage that is used to judge secret value is in the pre-set time interval threshold value; Executive Module, being used in judged result is under the situation that is, carries out the operation of sending the channel list of self storing to user's STB; Second acquisition module, being used in judged result is under the situation not, obtains the channel list that the user in the database orders; Second sending module, being used in judged result is under the situation not, sends the channel list of user's order of obtaining to user's STB.
Preferably, said apparatus also comprises update module, is used for according to the predefined time, upgrades the update time of the channel list and the corresponding secret value thereof of self storage.
Preferably, said apparatus also comprises: determination module is used for confirming that the secret value of secret value and self storage is inequality; Acquisition module is used for obtaining the channel list that the user of database orders; Sending module is used for the channel list of ordering to the user that user's STB transmission is obtained.
Through the present invention, channel list is stored among the EPG, solved in the correlation technique extensive growth along with number of users, the speed of user's Register top box can more and more slower problem, has improved the speed of tabulating in the IPTV database that reads.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the channel list acquisition methods of the embodiment of the invention;
Fig. 2 obtains the flow chart one of channel subscription tabulation according to EPG under the Web TV medium 3PING fusion of the embodiment of the invention;
Fig. 3 obtains the flowchart 2 of channel subscription tabulation according to EPG under the Web TV medium 3PING fusion of the embodiment of the invention;
Fig. 4 is the renewal sketch map according to memory management module under the Web TV medium 3PING fusion of the embodiment of the invention;
Fig. 5 is the structured flowchart according to the channel list deriving means of the embodiment of the invention;
Fig. 6 is the structured flowchart one of channel list deriving means according to the preferred embodiment of the invention;
Fig. 7 is the structured flowchart two of channel list deriving means according to the preferred embodiment of the invention;
Fig. 8 is the structured flowchart three of channel list deriving means according to the preferred embodiment of the invention.
Embodiment
Need to prove that under the situation of not conflicting, embodiment and the characteristic among the embodiment among the application can make up each other.Below with reference to accompanying drawing and combine embodiment to specify the present invention.
The invention provides a kind of channel list acquisition methods.Fig. 1 is the flow chart according to the channel list acquisition methods of the embodiment of the invention, comprises that following step S102 is to step S106.
Step S102, obtain the channel list of ordering with the user from database corresponding pass through the secret value that AES calculates.
Step S104 confirms that secret value is identical with the secret value of self storing.
Step S106 sends the channel list of self storage to user's STB.
In the correlation technique, all will obtain channel list from database through EPG, along with the increase of customer volume, it is more and more slower that database reads speed at every turn.In the embodiment of the invention,, make and directly from EPG, to read tabulation, improved the speed of tabulating in the IPTV database that reads through channel list is stored in EPG.Simultaneously, through adopting the MD5 value corresponding, help the authority of user capture channel list is managed with channel list.
Preferably, send the channel list of self storage to user's STB before, also comprise: judge the update time of secret value and the time interval of the update time of the secret value self stored whether in the pre-set time interval threshold value; If judged result, is then carried out the operation that STB to the user sends the channel list of self storage for being; Otherwise obtain the channel list that the user in the database orders, send the channel list of user's order of obtaining to user's STB.This preferred embodiment is through the threshold value that sets interval; Can guarantee that the channel list that adopts the user in the database to order sends to STB under long situation of the time interval of update time of the secret value of update time of the secret value that obtains and self storage.Like this; Can avoid under long situation of the time interval of update time of the secret value of update time of the secret value that obtains and self storage; Particularly under the failed situation of channel list that the update time of the secret value of self storing, consequently this user ordered too early; This user continues to use its STB to obtain this channel list, thereby can guarantee operator's income.
Preferably; In time interval of update time of the secret value of the update time of judging secret value and self storage whether in the pre-set time interval threshold value with before interior; Also comprise:, upgrade the update time of the channel list and the corresponding secret value thereof of self storage according to the predefined time.This preferred embodiment upgrades through timing automatic, has guaranteed promptness and accuracy that channel list upgrades.
Preferably, after the corresponding secret value of the channel list of ordering with the user in obtaining database, also comprise: confirm that secret value and the secret value of self storing are inequality; Obtain the channel list that the user in the database orders; Send the channel list of user's order of obtaining to user's STB.This preferred embodiment is under the situation of self not storing this secret value, and the channel list that adopts the user in the database to order sends to STB.Like this, can guarantee that the user gets access to channel list in time, exactly.
Preferably, obtaining the channel list that the user in the database orders comprises: obtain the product tabulation that the user in the database orders; Tabulation generates secret value according to product; The channel list that the user that secret value in the Query Database is corresponding orders.Consider that the product that most users order is the same, this preferred embodiment, the product tabulation of ordering according to the user generates secret value and then inquiry obtains channel list, can guarantee to be used for the controllability of the memory size that storage of channel tabulates.
Preferably, after the channel list that the user in obtaining database orders, also comprise: preserve channel list and corresponding secret value thereof that the user orders.This preferred embodiment is preserved channel list and corresponding secret value thereof that the user orders, for the follow-up channel list that directly from EPG, reads provides the basis.
Preferably, obtaining corresponding the passing through of the channel list of ordering with the user in the database secret value that AES calculates comprises: secret value is the MD5 value.The MD5 value is a kind of secret value, obtains through the md5 encryption algorithm, and the MD5 algorithm can calculate the pairing unique numerical value of data.Carry out example explanation below: the user orders IPTV product bag (for example " 1,3,5 " or " 2,4; 5 "), wherein 1,2,3; Product bag of 4,5 each digitized representation, product bag the inside comprises various services and channel; For example product bag 1 comprises central authorities' 1 cover to central authorities 10 covers, and product bag 2 comprises several satellite TV's programs, and product bag 3 comprises foreign channels etc.Through the MD5 algorithm, can calculate the MD5 value that this user orders the correspondence of IPTV product bag.
Carry out exemplary illustration in the face of the embodiment of the invention down; Provide a kind of STB new channel list acquisition methods at this CP; Key step comprises: the login of subscriber computer top box; Obtain the order from user channel to EPG, EPG sends to ownership CP and obtains channel message, and message comprises subscriber authentication number USERID and COS SERVICETYPE; Ownership CP finds corresponding MD5 value according to USERID through database earlier, is passing through the MD5 value as the KEY value, has in the audit memory and does not have corresponding KEY value; And comparison query and internal memory in the timestamp preserved whether surmount regulation often, if not then internal memory is effective, directly return to the channel list of preserving in the EPG internal memory; If internal memory does not have, perhaps the time overtime, Query Database again then; Obtain the product tabulation that the user orders earlier, tabulation generates corresponding MD5 value according to product, at the corresponding channel list of inquiring user;, be kept in the internal memory as the KEY value with MD5, and return to the channel list that EPG user orders.
Adopt the technical advantage of the embodiment of the invention to be: the user who utilizes this mode to carry out orders the channel list inquiry; The product tabulation of ordering through the user generates the MD5 value; And be kept in the internal memory as KEY value and channel list; Reduced user's available machine time greatly, the IPTV that has strengthened the user experiences.
Corresponding to said method; The embodiment of the invention provides a kind of 3PING of providing to merge under the background; The user logins the channel list deriving means, and comprise EPG module, database storage module, CP memory management module, CP service management module, MFCP module main the composition.Simply describe in the face of this device down.
EPG, fast as the data management pipe of the CDN of IPTV system, its function is to connect CDN center management module and CDN memory module, desired data (like node, channel, content) in the control IPTV system.
The database storage module is responsible for IPTV system whole-network data and must be preserved and upgrade, mainly through creating the various different various types of data of must showing to preserve.
The CP service management module is managed the edge C P that all provide service, and returns the CP that can serve to EPG.
The MFCP module is used to accept channel list request message and the recovery of EPG, and management CP memory management module.For example, when receiving the channel list request message of EPG, at first according to the MD5 value (many-to-one relationship) of ID to this ID correspondence of database storage module management module inquiry; Inquire about the CP memory management module then, seek the KEY internal memory of MD5 value for this reason, if exist; Whether surmount the stipulated time at this comparison user's the query time and the timestamp of internal storage data; If not then think that internal memory is effective, directly return the channel list of preserving in the internal memory, otherwise; Then unification thinks that internal memory is invalid, needs again Query Database to obtain.
The CP memory management module as this professional nucleus module, is mainly preserved the corresponding relation of MD5 and channel list, and the timestamp of internal memory.Because the existing network number of users all is a hundreds of thousands; Even millions of orders of magnitude; So in the channel list of preserving the user, take out user's the MD5 value and the corresponding relation of channel list, and the product that user's MD5 value is ordered by particular user calculates; And most user's ordering products are the same, so just can guarantee the controllability of memory size; Each MD5 value has gone out to have preserved outside the corresponding channel list in the internal memory once more, has also preserved the timestamp of corresponding renewal.
Said apparatus has also increased timing function except that above main functional modules, when morning every day, the user was not in a hurry, regularly from the database storage module, obtain data again, updating memory, and stab update time simultaneously.
To combine instance that the implementation procedure of the embodiment of the invention is described in detail below.
Fig. 2 obtains the flow chart one of channel subscription tabulation according to EPG under the Web TV medium 3PING fusion of the embodiment of the invention.As shown in Figure 2, this method comprises that following step S202 is to step S216.
Step S202, the STB login.
Step S204, STB and EPG carry out alternately.
Step S206, CP service module are that EPG provides and can serve CP.
Whether step S208 can obtain MD5 according to the USERID that EPG carries.If, execution in step S210; If not, execution in step S214.
Step S210, according to the MD5 value, the audit memory module obtains the channel list in the internal memory.
Step S212 returns the channel list message of obtaining to EPG.
Step S214 obtains channel list again through database management module.
Step S216, the updating memory administration module.
Under three kinds of situation, EPG will obtain the channel subscription tabulation, carry out brief description in the face of three kinds of situation down.
Situation 1; When logining for the first time, MFCP Query Database memory module is obtained product tabulation and channel list according to USERID and SERVICETYPE; Tabulation generates the MD5 value according to product; MD5 is saved in the CP memory management module as the KEY value together with channel list and the timestamp that obtains, and at the same time, return messages are given EPG.
Situation 2, the user is when follow-up login, according to user's USERID Query Database memory module; Obtain corresponding MD5 value, in inquiry CP memory management module, the KEY value is the internal memory of MD5 value for this reason; The timestamp of more this moment preserving in query time and the internal memory simultaneously if all satisfy, then directly returns the tabulation of internal memory mid band to EPG; If do not satisfy, the step when then repeating to login for the first time.
Situation 3, in morning every day, timer starts, unified updating memory data.
Fig. 3 obtains the flowchart 2 of channel subscription tabulation according to EPG under the Web TV medium 3PING fusion of the embodiment of the invention; As shown in Figure 3, the new method pin that the following EPG of Web TV medium 3PING fusion of the embodiment of the invention obtains the channel subscription tabulation comprises that following step S302 is to step S324.
Step S302, the STB login.
Step S304, EPG obtain and can serve CP.
Step S306, EPG is to sending the channel list request.
Step S308, MFCP obtains MD5 according to the USERID that EPG carries.
Step S310 judges whether MFCP can obtain channel list from memory management module.
Step S312, judged result is for being.
Step S314, MFCP return the channel list message of obtaining to EPG.
Step S316, judged result is for denying.
Step S318, MFCP tabulates to the data base querying user channel.
Step S320 obtains channel list from database.
Step S322, the updating memory administration module.
Step S324, MFCP return the channel list message of obtaining to EPG.
Fig. 4 is the renewal sketch map according to memory management module under the Web TV medium 3PING fusion of the embodiment of the invention.As shown in Figure 4, have three kinds of situation and inspire the CP memory management module and upgrade, be respectively: the user logins for the first time; The timestamp time interval that corresponding MD5 value is preserved in user's login time and the internal memory is long; In morning every day, unify to carry out memory refreshing during the spare time in system.
Illustrate the embodiment of the invention below, ID (001) has been ordered 10 product bags (product1...product10), and all corresponding certain service of each product bag is like corresponding 3 the service (service2 of product1; Service5, service7), corresponding 2 services of product2 (service3, service6) etc., and each service has the corresponding corresponding channel of ordering; Like service1 corresponding (channel 1,4,5,7); Service6 (corresponding channel 5,8,13,15).
The handling process of original flow process: user's Register top box, STB obtains the user to the EGP transmission and orders channel list request (carrying message number), and then EPG is to the request of CP network element; The CP network element through database manipulation, at first obtains the product that the user orders according to ID according to ID; Finding corresponding service according to product, finding all order tabulations of respective user ID then, so each user's login all needs operating database; And operation is very complicated, big can reach the scale at hundred general-purpose families at the ITPV network element, and user's login model is irregular; When the user logins suddenly on a large scale; Database has supported not so large-scale complex query, and return speed is slow, poor user experience.
In new flow process, when the user logins for the first time, Query Database; Obtain the product that the user orders, generate the MD5 value according to ordered product then, preservation MD5 value and user order the corresponding relation of tabulation in internal memory; The user is when logining next time like this; Can directly from internal memory, inquire corresponding order tabulation according to the MD5 value, directly return, the return speed performance has obtained great lifting.
Order and login in the model the user; Though IPTV office point be 1,000,000 grades other; But the permutation and combination of the product that the user orders tabulation is also few; Great majority several thousand grades other, what in internal memory, preserve like this also only is thousand grades of other data, the Mathematical Modeling of user login has obtained good use.
Need to prove; Can in computer system, carry out in the step shown in the flow chart of accompanying drawing such as a set of computer-executable instructions; And; Though logical order has been shown in flow chart, in some cases, can have carried out step shown or that describe with the order that is different from here.
The embodiment of the invention provides a kind of channel list deriving means, and this device can be used to realize above-mentioned channel list acquisition methods.Fig. 5 is the structured flowchart according to the channel list deriving means of the embodiment of the invention, and is as shown in Figure 5, comprising: receiver module, determination module and sending module.Be described in detail in the face of its structure down.
Fig. 6 is the structured flowchart one of channel list deriving means according to the preferred embodiment of the invention; As shown in Figure 6; Said apparatus also comprises: judge module 503, and whether the time interval of update time of secret value of update time and self storage that is used to judge secret value is in the pre-set time interval threshold value; Executive Module 504 is connected to judge module 503, and being used in judged result is under the situation that is, carries out the operation of sending the channel list of self storing to user's STB; Second acquisition module 505 is connected to judge module 503, and being used in judged result is under the situation not, obtains the channel list that the user in the database orders; Second sending module 506 is connected to second acquisition module 505, and being used in judged result is under the situation not, sends the channel list of user's order of obtaining to user's STB.
Fig. 7 is the structured flowchart two of channel list deriving means according to the preferred embodiment of the invention; As shown in Figure 7; Said apparatus also comprises: said apparatus also comprises update module 507; Be used for according to the predefined time, upgrade the update time of the channel list and the corresponding secret value thereof of self storage.
Fig. 8 is the structured flowchart three of channel list deriving means according to the preferred embodiment of the invention, and as shown in Figure 8, said apparatus also comprises: second determination module 508 is used for confirming that the secret value of secret value and self storage is inequality; The 3rd acquisition module 509 is connected to second determination module 508, is used for obtaining the channel list that the user of database orders; The 3rd sending module 510 is connected to the 3rd acquisition module 509, is used for sending to user's STB the channel list of user's order of obtaining.
Need to prove that the channel list deriving means of describing among the device embodiment is corresponding to above-mentioned method embodiment, its concrete implementation procedure had been carried out detailed description in method embodiment, repeat no more at this.
In sum, according to the abovementioned embodiments of the present invention, a kind of channel list acquisition methods is provided.Through the present invention, channel list is stored among the EPG, solved in the correlation technique extensive growth along with number of users, the speed of user's Register top box can more and more slower problem, has improved the speed of tabulating in the IPTV database that reads.Simultaneously, through adopting the secret value corresponding, help the authority of user capture channel list is managed with channel list.
Obviously, it is apparent to those skilled in the art that above-mentioned each module of the present invention or each step can realize with the general calculation device; They can concentrate on the single calculation element; Perhaps be distributed on the network that a plurality of calculation element forms, alternatively, they can be realized with the executable program code of calculation element; Thereby; Can they be stored in the storage device and carry out, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize by calculation element.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. channel list acquisition methods is characterized in that comprising:
Obtain the channel list of ordering with the user in the database corresponding pass through the secret value that AES calculates;
Confirm that said secret value is identical with the said secret value of self storing;
STB to said user sends the said channel list of self storing.
2. method according to claim 1 is characterized in that, before the STB to said user sends the said channel list of self storing, also comprises:
Whether time interval of update time of said secret value of update time and said self storage of judging said secret value is in the pre-set time interval threshold value;
If judged result, is then carried out the operation that STB to said user sends the said channel list of said self storage for being; Otherwise obtain the channel list that the said user in the said database orders, send the channel list of said user's order of obtaining to said user's STB.
3. method according to claim 2; It is characterized in that; In time interval of update time of the said secret value of the update time of judging said secret value and said self storage whether in the pre-set time interval threshold value with before interior; Also comprise:, upgrade the update time of the said secret value of said said channel list of self storing and correspondence thereof according to the predefined time.
4. method according to claim 1 is characterized in that, after the corresponding said secret value of the channel list of ordering with the user in obtaining database, also comprises:
Confirm that said secret value and the said said secret value of self storing are inequality;
Obtain the channel list that the said user in the said database orders;
Send the channel list of said user's order of obtaining to said user's STB.
5. according to each described method in the claim 2 to 4, it is characterized in that the channel list that obtains the said user's order in the said database comprises:
Obtain the product tabulation that the said user in the said database orders;
Generate said secret value according to said product tabulation;
Inquire about the channel list that the corresponding said user of said secret value in the said database orders.
6. method according to claim 5 is characterized in that, after the channel list that the said user in obtaining said database orders, also comprises: preserve channel list and corresponding said secret value thereof that said user orders.
7. method according to claim 1 is characterized in that, obtain corresponding the passing through of the channel list of ordering with the user in the database secret value that AES calculates and comprise: said secret value is the MD5 value.
8. channel list deriving means is characterized in that comprising:
First acquisition module, the channel list of ordering with the user that is used for obtaining database is corresponding passes through the secret value that AES calculates;
First determination module is used for confirming that said secret value is identical with the said secret value of self storing;
First sending module is used for sending the said channel list of self storing to said user's STB.
9. device according to claim 8 is characterized in that, said device also comprises:
Judge module, whether the time interval of update time of said secret value of update time and said self storage that is used to judge said secret value is in the pre-set time interval threshold value;
Executive Module, being used in judged result is under the situation that is, carries out the operation of sending the said said channel list of self storing to said user's STB;
Second acquisition module, being used in judged result is under the situation not, obtains the channel list that the said user in the said database orders;
Second sending module, being used in judged result is under the situation not, sends the channel list of said user's order of obtaining to said user's STB.
10. device according to claim 9 is characterized in that said device also comprises update module, is used for according to the predefined time, upgrades the update time of the said secret value of said said channel list of self storing and correspondence thereof.
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| CN104636405A (en) * | 2013-11-14 | 2015-05-20 | 中兴通讯股份有限公司 | IPTV data processing method and device based on distributed database |
| CN108737901A (en) * | 2018-07-18 | 2018-11-02 | 烽火通信科技股份有限公司 | IPTV channel lists generate application method and system |
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