Embodiment
The utility model provides a cover to utilize broadcast digital TV net, mobile communications network to realize the music spread and the management system of music download, broadcast.The communication channel that the utility model utilizes broadcast digital TV net, mobile communications network to provide, and use the built-in user key IC-card of this system to carry out subscriber authentication, realize popularization, download and the broadcast of music.Below in conjunction with accompanying drawing the utility model is described in detail:
Fig. 1 shows structural representation of the present utility model, with reference to figure 1, the utility model system formation comprises service managing server (content administration module, user management module, customer service administration module, digital rights management module, termination management module, accounting management module and statistics management module), playbill server, volume transcoder, broadcasts Control Server, broadcasts computer and receives playing terminal equipment.
With reference to figure 1, comprise following functional module (not shown) according to music spread of the present utility model and management system service managing server:
Content managing module: for system provides complete Content Management support, comprising: music is submitted instrument and service administration interface to.Content supplier utilizes music to submit to instrument can submit to music file easily in final service system; Service manager can be verified the content of submission by the Service Management interface, selects refusal or issue according to the checking result.
User management module: be the access control platform that the user provides, in the system, the user is divided three classes: system manager, content supplier, contact staff.The system manager can create other two classes users; Content supplier can only upload music content and check the statistical information relevant with self; The contact staff can not revise music content information and other system parameterss.This outer platform is integrated as the security mechanism of SSL,, this can protection system be immune against attacks.
Customer service administration module: the customer service instrument that provides for contact staff and service management personnel.The contact staff can utilize the customer service instrument to be customer service, and service content comprises: equipment fault report, facility information inquiry, business rule inquiry etc.; The service management personnel finish the management to customer service work by the customer service instrument, and content comprises: equipment repair is followed the tracks of, information content modification and management etc.
Termination management module: system operator manages and record end message, user's situation and terminal operating position by termination management module; The data record of depositing in the acquisition terminal IC-card is stored in the database simultaneously.
The accounting management module: the information such as prevailing price, historical price and charge type of record music, for disbursement and sattlement work provides basic initial data.
Statistical management: arrangement and computing service operation data, for service operation management and development provide the data analysis support.
Statistical content comprises:
A) music operating position: per song operating position, charging case, clearing situation;
B) music provider situation: music supply situation, music operating position, charging case, clearing situation, total cost situation;
C) terminal use's situation: music download and frequency of utilization, the situation of paying dues.
Digital copyright management: adopt the management of DRM digital copyright authentication, encrypt the music file fruit in season at every turn and use the key that generates at random, the corresponding unique key of each music file, a key can only be untied a piece of music; The music file key carries out terminal key before transmission encrypts, and guarantees to have only the terminal of system's appointment could obtain correct music file decruption key.
With reference to figure 1, be according to programme management server working method in music spread of the present utility model and the management system:
A) set the content of arranging transmission;
B) to the content that sends editing program list in chronological order;
C) issue programme.
With reference to figure 1, be according to encoder working method in music spread of the present utility model and the management system:
A) extract the programme of issuing from the programme management server;
B) receive the control signal that the broadcast Control Server sends, regulate code rate;
C) content in the programme is encoded, so that terminal receives and extract content;
D) content behind the coding will be sent straight to and broadcast in the Control Server.
With reference to figure 1, be according to broadcasting the Control Server working method in music spread of the present utility model and the management system:
A) music content behind the received code device coding;
B) send control signal to encoder, regulate the code rate of encoder;
C) monitoring with the interface of Broadcast Control computer, the program data that assurance will be broadcasted can be broadcasted control
The system computer is normally visited.
With reference to figure 1, be according to broadcasting the control computer mode in music spread of the present utility model and the management system:
A) receive the instruction of broadcasting Control Server;
B) from broadcast Control Server, take out the program data that will broadcast;
C) open the transmission channel port;
D) send program data to receiving terminal by broadcasting and television network;
E) solicited message by the mobile radio communication receiving terminal, and end message is sent to Service Process Server.
Fig. 2 shows the workflow diagram of music content warehouse-in, and with reference to figure 2, the workflow of putting in storage according to music spread of the present utility model and management system music content is described in detail as follows step and comprises:
At first, in step 201, content merchant uploads music content to server by system interface;
In step 202, set the information relevant, as music name, languages, singer etc. with this music content;
In step 203, this music content and relevant information thereof are stored in the database;
In step 204, wait for keeper's audit, prepare to enter the issue tabulation;
In step 205, after keeper's audit, the keeper carries out the music distribution operation and enters the issue tabulation, otherwise continues to wait for;
In step 206, after the keeper carried out the music distribution operation, music content entered issue tabulation wait and is incorporated into programme.
Fig. 3 shows programme making and issue flow chart, and step comprises:
At first, in step 301, the keeper reads the programme tabulation, and can select to create new programme or edit old programme in user interface;
In step 302, the keeper selects whether to revise the programme of having stored in user interface;
In step 303, if the keeper selects the old programme of editor, then system reads the content of appointed program list automatically;
In step 304, if the keeper selects editor new programme, the then programme of a blank of system creation;
In step 305, the keeper reads the music content that announced music list selection will be issued;
In step 306, the keeper is according to the music content editing program list that will issue;
In step 307, the keeper stores the programme that edits in the database into;
In step 308, keeper's issue is waited in the programme that edits;
In step 309, if the keeper confirms issue, system enters programme issue tabulation, otherwise that system will continue etc. will be to be released;
In step 310, the executable operations person of system issuing command broadcasts music content by the programme order.
Fig. 4 shows program playing flow path figure, and step comprises:
At first, in step 401, system reads announced programme tabulation;
In step 402, system reads the programme of designated broadcast in the programme tabulation of issue;
In step 403, system encodes to music content and other relevant information according to the setting in the programme, forms program data to be broadcasted;
In step 404, the program data of coding is finished in system's storage;
In step 405, the arrival of the broadcast time of system wait appointment;
In step 406, when arriving broadcast time, system will connect the Broadcast Control computer, otherwise system will continue to wait for that straight way arrived till broadcast time;
In step 407, system sets up the interface with the Broadcast Control computer;
In step 408, whether system validation and Broadcast Control computer connect;
In step 409, after system validation and Broadcast Control computer connected, program was broadcasted smoothly.
Fig. 5 shows expense statistics flow chart, and step comprises:
At first, in step 501, card reader reads the music that is stored in the music terminal IC-card and uses and cost data;
In step 502, read the initial data that is stored in the music terminal IC-card, upload in the system server by mobile radio communication;
In step 503, the initial data that system's storage receives;
In step 504, system resolves data;
In step 505, system extracts the use data and the cost data thereof of per song from initial data, and according to terminal and trade company data is classified;
In step 506, system will be stored in the database through preliminary data of resolving;
In step 507, system carries out statistical analysis to grouped data, and combined data forms statistics;
In step 508, system preserves statistics to database;
In step 509, according to statistics, system forms various data sheets;
In step 510, system will form various data sheets and be saved in database.
Fig. 6 is that music spread of the present utility model and management system receive the playing terminal equipment system architecture diagram, referring to Fig. 6, music spread of the present utility model and management system receive playing terminal equipment system formation and comprise central processing unit, music receiver module, information passback module, IC-card processing module, memory cell, display unit, keyboard/mouse and infrared remote control interface, wire/wireless audio output interface and system power supply.
6.1) central processing unit, adopt the universal audio processor, by keyboard/mouse/infrared remote control interface control, receive the music file that receives from the music receiver module and store memory cell into; Obtain system authorization by IC-card; To the music file that the receives broadcast that is decrypted, decodes; By information passback module user profile is uploaded to management system.Central processing unit comprises following functional module:
■ embedded data database management module
Mainly be responsible for finishing the function such as identification, ordering, storage, deletion, renewal, chained list generation, clicking rate record, validity check, ageing inspection, read-write operation of music file.
■ real-time music file decryption module
For copyright protection, terminal receives and the music file of storage is to adopt the DRM standard, by the file that 128 AES cryptographic algorithm were encrypted, certain music file is being broadcast
Let slip in the journey, must be decrypted this document in real time, just can give decoding program then and decode.
The decoding of ■ music file, playing module
Mainly finish decoding work, give audio frequency broadcast module then and play through the music file of deciphering.
■ music file integrality identification module
The music file that receives by the music receiver module is carried out integrality identification and judgement.
The generation of ■ music playlist and administration module
Terminal management person selects the music of playing and sorts, and generates music playlist.
Terminal is play relevant music according to this tab sequential.Terminal management person can delete, replace, increase, stop, suspending the music of playlist at any time.
■ interface operation module is used for the operation interface that terminal management person system manages.
6.2) the music receiver module, the downstream tones music file of receiving management system, this functional module adopts digital broadcasting, mobile digital TV standard receiver module, comprises DVB-T, DMB mobile digital TV standard and DAB standards for digital broadcasting, can choose one wantonly as the data downstream receiver module; System deposits it in memory cell after receiving the downstream tones music file, wait when to be played and use.
6.3) information passback module, utilize information passback module to upload to management system the broadcast statistics and the terminal payment information of terminal.Information passback module is used GSM, GPRS, CDMA 1X, TD-SCDMA, WCDMA and CDMA2000 standard traffic module, can choose one wantonly and return module as information.
6.4) the IC-card processing unit, be the decryption key that digital publishing rights is encrypted music, have only and pass through authentification of user in the terminal of insertion, just can read work, carry out the download and the broadcast of music; It can also be preserved user's the amount of money that prestores, requesting songs information, and by bank payment system, data is passed back to administrative center, classifies, layout.
6.5) memory cell, comprise system storage and data storage.System storage adopts flash memory and SDRAM memory, and flash stores all programs and reservation information, and SDRAM is the memory and the intermediate data storage device of program running; Data storage adopts general calculation machine hard disk.
Fig. 7 shows and receives the playing terminal equipment workflow diagram.With reference to figure 7, be described in detail as follows according to music spread of the present utility model and management system reception playback terminal:
At first, in step 701, after the start of reception playback terminal, read the user profile of IC-card; After IC-card obtained confirming, terminal entered operating state, and the user can operate receiving playback terminal, enters holding state otherwise receive playback terminal.
In step 702, receive playback terminal by the music data of data downstream transmission channel reception from system front end.The data downstream transmission channel adopts the digital broadcast television standard interface, comprises DVB-T, DMB, three kinds of digital broadcast television standards of DAB, can choose one wantonly.
In step 703, the music data that receives stores the assigned address that receives in the playback terminal hard disk into, is convenient to the management of file.
In step 704, mainly finish the function such as identification, ordering, storage, deletion, renewal, chained list generation, clicking rate record, validity check, ageing inspection, read-write operation of music data.
In step 705, music data begins and the sign that ends up by reading, and the music data that receives is carried out integrality identification and judgement, keeps complete music data.
In step 706, the music that terminal management person play the same day is selected and is sorted, and generates music playlist.Terminal is play relevant music according to this tab sequential.Terminal management person can delete, replace, increase, stop, suspending the music of playlist at any time.
In step 707, the music data that will play in music playlist is decrypted, give decoder decode (be the copyright of protection music, music data just is transferred to terminal at system front end after 128 AES cryptographic algorithm are encrypted) then.
In step 708,, deliver to audio playing device and play through being reduced into voice signal behind the decoder decode through the music data of deciphering; And the use information of music data delivered to play confidence passback module.
In step 709, the use information of user authentication information and music data is passed back to management system handle; Return path adopts mobile radio communication, and GSM is arranged, and GPRS, CDMA 1X, TD-SCDMA, WCDMA and CDMA2000 standard interface can be chosen one wantonly.
In step 710, receive voice signal from decoder, after processing such as amplification, equilibrium, deliver to loud speaker and play.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the present utility model.