CN103354605A - Mobile-terminal-based IPTV on-demand system and on-demand method thereof - Google Patents
Mobile-terminal-based IPTV on-demand system and on-demand method thereof Download PDFInfo
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Abstract
The invention discloses a mobile-terminal-based IPTV on-demand system and an on-demand method thereof. The system comprises a mobile terminal and an IPTV intermediary service platform. The mobile terminal includes a register and login module, a program operation module and a video playing module. The IPTV intermediary service platform includes a terminal management server, a service gateway and a payment gateway. The invention further discloses the on-demand method of the on-demand system. According to the invention, a new method of accessing IPTV service is realized by the on-demand technology, i.e., the mobile terminal is used to carry out the IPTV on-demand service, and multiple ways of paying of the IPTV on-demand service are provided by the payment gateway. Besides, in the on-demand system, the mobile terminal can be used to achieve the functions of IPTV remote controller, so that users can enjoy the IPTV service conveniently and quickly, achieving the multi-screen interaction, user customization and functional diversification of the IPTV, and broadening the business area of IPTV service providers.
Description
Technical field
The invention belongs to IPTV program request technical field, be specifically related to a kind of IPTV VOD system and order method thereof of movement-based terminal.
Background technology
IPTV also claims Web TV, be based on the IP transmission network, utilize broadband access technology, with set-top box or other digitizer with coding and decoding video ability as terminal, direct supplier by polymerization SP(mobile internet service content application service) various streaming media service contents and valued added applications are for the user provides the multiple interactive digital multimedia service that comprises TV programme and the technology of various value-added services.
Under the drive of broadband access, Telecom Carriers has started the upsurge of one IPTV development, and domestic and international many telecom operators begin to enter successively IPTV market.By the second quarter in 2012, China's number of broadband customers reached 1.57 hundred million, and huge number of broadband customers provides solid user base for the development of IPTV.National IPTV user has reached more than 3,000 ten thousand families according to statistics, and user base number is huge, and development rapidly.Along with popularizing of intelligent mobile terminal, the user is more and more stronger to the dependence of intelligent mobile terminal, wishes that the demand of carrying out live telecast, video request program, game, social activity by intelligent mobile terminal progressively rises violently.The development speed of 3G/4G network is also very swift and violent at present, and the significantly lifting of the network bandwidth provides the band broad base for carry out the business such as live telecast, video request program, game, social activity at intelligent mobile terminal.
Existing IPTV system, only support to order the IPTV business in the mode of set-top box (STB), the user enters the EPG(electric program menu by remote controller) in the corresponding professional page, browse and order the IPTV business, yet existing IPTV has more than 100 channel, so remote controller browsing and select very inconvenient channel.This has not only reduced user's satisfaction, also makes the business development of IPTV operator to certain limitation.Progressively formation along with " integration of three networks " overall situation, the many services such as speech, data and radio and television are provided easily for the user, propagation and development with promotion information and culture has become the focus that present society is paid close attention to, the integration of three networks realizes resource-sharing and stimulates consumption having great importance for the fusion development that advances telecommunications network, broadcasting and television network and the Internet.Along with the construction of telecommunications 3G network, for telecom operators, possessed IPTV, the PC the Internet, the service operation abilities such as portable terminal can form well by performance advantage separately between the three and make up, have good development prospect.
IPTV is the breach of realizing the integration of three networks, can accelerate broadband network and enter user's family life and the speed of amusement, has good development prospect.How offering a kind of new IPTV service access mode of user, solve current IP TV way of paying Single-issue, realize that the user operates personalization, functional diversities, is the significant problem that IPTV faces.
Summary of the invention
For the existing above-mentioned technical problem of prior art, the invention provides a kind of IPTV VOD system and order method thereof of movement-based terminal, use the mode of portable terminal to carry out the IPTV program request, the way of paying of multiple IPTV program request are provided.
A kind of IPTV VOD system of movement-based terminal comprises IPTV Broadcast Control platform, IPTV operation platform, IPTV intermediary service platform and portable terminal; Wherein:
Described portable terminal is used for:
Register to obtain the IPTV account to IPTV intermediary service platform request;
Login obtain with self suitable EPG by IPTV intermediary service platform to the request of IPTV operation platform according to described IPTV account;
Select request program and pass through IPTV intermediary service platform sends order request from institute's request program to IPTV Broadcast Control platform according to described EPG;
Receive the video flowing that IPTV Broadcast Control platform provides corresponding request program by IPTV intermediary service platform, and to the video flowing broadcast of decoding;
Described IPTV intermediary service platform is used for:
The attribute information of storing IP TV account and portable terminal, described attribute information comprises ID, screen Adapted information and way of paying;
Registration request according to portable terminal is bound the attribute information of this portable terminal and the IPTV account of this mobile phone users mutually;
Obtaining the subscription authentication license, and screen Adapted information and the subscription authentication license of portable terminal sent to IPTV Broadcast Control platform to the logging request of IPTV operation platform transmitting mobile terminal, to obtain with the suitable EPG of portable terminal and to be transmitted to portable terminal;
The payment request of returning to receive IPTV Broadcast Control platform to the order request of IPTV Broadcast Control platform transmitting mobile terminal, and then select payment system to carry out reimbursement of expense according to the way of paying of described payment request and portable terminal, and transmit the charge confirmation that payment system is returned to IPTV Broadcast Control platform;
Transmit the video flowing that IPTV Broadcast Control platform provides corresponding request program to portable terminal.
Described portable terminal comprises:
The registration login module is used for to the registration of IPTV intermediary service platform request, and logins to the request of IPTV operation platform by IPTV intermediary service platform;
The program operational module, be used for showing described EPG for the user browse, search, program request, and send the order request of institute's request program to IPTV Broadcast Control platform by IPTV intermediary service platform;
The video playback module is for broadcast that the video flowing that receives is decoded.
Described IPTV intermediary service platform comprises:
Terminal management server is used for the attribute information of storing IP TV account and portable terminal, and according to the registration request of portable terminal the attribute information of this portable terminal and the IPTV account of this mobile phone users is bound mutually;
Service Gateway is used to portable terminal that the access IPTV entrance of operation system is provided, and realizes the forwarding of information data between portable terminal and the IPTV operation system;
The paying gateway is used for selecting payment system to carry out program request reimbursement of expense and record according to the way of paying of portable terminal.
Preferably, described portable terminal also comprises the screen handover module, and it is used for resolving IPTV Broadcast Control platform provides online terminal list information, and lists described online terminal list information by interactive interface, selects for mobile phone users.
A kind of order method based on above-mentioned IP TV VOD system comprises the steps:
(1) portable terminal sends registration request to IPTV intermediary service platform, and IPTV intermediary service platform makes the attribute information of this portable terminal and the IPTV account of mobile phone users bind mutually according to registration request;
(2) portable terminal sends logging request by IPTV intermediary service platform to the IPTV operation platform, to obtain the subscription authentication license;
(3) IPTV intermediary service platform sends to IPTV Broadcast Control platform with the screen Adapted information of portable terminal and subscription authentication license, to obtain with the suitable EPG of portable terminal and to be transmitted to portable terminal;
(4) portable terminal is selected request program according to EPG, sends the order request of institute's request program to IPTV Broadcast Control platform by IPTV intermediary service platform;
(5) IPTV Broadcast Control platform receives the backward IPTV intermediary service of order request platform and sends payment request, IPTV intermediary service platform selects payment system to carry out reimbursement of expense according to the way of paying of payment request and portable terminal, and transmits the charge confirmation that payment system is returned to IPTV Broadcast Control platform;
(6) IPTV Broadcast Control platform sends the video flowing of corresponding request program by IPTV intermediary service platform after receiving the charge confirmation to portable terminal.
Described portable terminal is smart mobile phone or panel computer.
Described registration request includes the attribute information of portable terminal.
Described logging request includes attribute information and the IPTV account of portable terminal.
Described order request includes sign and the STB(network machine top box corresponding to IPTV account of the ID of portable terminal and IPTV account, institute's request program) sign.
In the described step (6), IPTV Broadcast Control platform sends to STB corresponding to this mobile terminal IP TV account by the IPTV private network with the video flowing of corresponding request program after receiving the charge confirmation.
Described IPTV operation platform is for the IPTV system provides operation support and business support, is the operation management layer in the IPTV system.
Described IPTV Broadcast Control platform is mainly the IPTV system professional making, processing, value-added service service and streaming media service is provided.
Program request technology of the present invention has realized a kind of new IPTV service access mode, namely uses the mode of portable terminal to carry out the IPTV program request, by the paying gateway, provides the way of paying of multiple IPTV program request; VOD system of the present invention can make portable terminal realize the IPTV remote-controller function, the user uses IPTV professional more conveniently, realize IPTV multi-screen interactive, user individual, functional diversities, also greatly expanded the business field of IPTV operator simultaneously.
Description of drawings
Fig. 1 is the architectural schematic of IPTV VOD system of the present invention.
Fig. 2 is the business relations figure that the present invention is based on portable terminal program request system inside.
Fig. 3 is portable terminal APP hierarchical relationship figure of the present invention.
Fig. 4 is that portable terminal APP of the present invention uses the flow chart of downloading and registering.
Fig. 5 is the flow chart of portable terminal access IPTV operation system of the present invention.
Fig. 6 is that portable terminal of the present invention is about the flow chart of request program operation.
Fig. 7 is that portable terminal of the present invention is about the flow chart of straighforward operation.
Fig. 8 is that portable terminal of the present invention is about the flow chart of screen switching terminal operation.
Embodiment
In order more specifically to describe the present invention, below in conjunction with the drawings and the specific embodiments technical scheme of the present invention is elaborated.
IPTV VOD system system shown in Figure 1, the dotted line top be the original program request system based on STB of IPTV, is the program request system of present embodiment movement-based terminal below the dotted line.
The original program request system based on STB of IPTV comprises four parts, is respectively:
The IPTV operation platform is for the IPTV system provides operation support and business support, is the operation management layer in the IPTV system.The functional module that service supporting platform comprises has: service management, business support, Content Management, IPTV network management system, and the module such as digital publishing rights DRM system.
IPTV Broadcast Control platform is mainly the IPTV system professional making, processing, value-added service service and streaming media service is provided.Mainly comprise: content production system, IPTV value-added service (comprising communication service, game, information service etc.) system, and the platform and the EPG system that support and represent streaming media service.
The network carrying is mainly the IPTV system network carrying is provided.Comprise: backbone network, economize to do/metropolitan area network and ADSL/LAN/WLAN broadband access etc.Network carrying layer also can be divided into Access Network, converge net and core net three parts.
User terminal, the user terminal of IPTV system mainly are set-top box (STB).Optionally watch IPTV professional with PC, by broadband access way accesses such as ADSL, LAN, WLAN, realize the use of IPTV business.
Three parts below the program request system of present embodiment movement-based terminal has just increased in original architecture:
Mobile terminal device comprises smart mobile phone and dull and stereotyped apparatus such as computer.The APP application software is installed on the described mobile terminal device, can accesses quickly and easily the IPTV business for the user.Mobile terminal device is connected with the IPTV system by different networks, has realized " unification of three nets ", " three screen unification ", for the user provides multi-screen interactive, multi-screen ganged new experience.
Mobile communications network, the 3G/4G network of mobile communication forms the Internet network through network exchange, provides new way for the user accesses the IPTV business.
IPTV intermediary service platform comprises terminal management server, Service Gateway and paying gateway.IPTV intermediary service platform is as the bridge of mobile terminal device and IPTV system communication, and the platform that provides portable terminal to dock with the IPTV core system for portable terminal provides management and service, also provides the different means of payment for the user simultaneously.
Fig. 2 is the business relations figure of the program request system inside of present embodiment movement-based terminal; This VOD system has comprised the equipment that IPTV is original and newly-increased, mainly comprises IPTV portable terminal, third-party payment system, IPTV intermediary service platform and four parts of IPTV operation system.
Because the network carrying, IPTV operation platform, IPTV Broadcast Control platform, third-party payment system and terminal set top box all are the original parts of IPTV and telecom operators in the IPTV VOD system, no longer describe in detail here.The below describes in detail to newly-increased IPTV intermediary service platform and IPTV portable terminal.
In the IPTV intermediary service platform, Service Gateway is as the entrance of portable terminal access IPTV operation system, and its function is mainly manifested in:
(1) access request of mobile terminal receive is obtained the information such as IPTV account and the means of payment according to mobile terminal identification in the request from terminal management server;
(2) initiate logging request according to the IPTV account information to the IPTV operation platform;
(3) carry out the Business Processing such as content authentication, the required expense of calculating according to the order request of portable terminal;
(4) generate payment request and send to the paying gateway according to the means of payment;
(5) Streaming Media that IPTV Broadcast Control platform is pushed is forwarded to portable terminal.
The terminal management server major function shows:
(1) information such as store and management mobile terminal identification, IPTV account and the means of payment;
(2) the pay records information of preservation and managing mobile terminal is convenient to user's reconciliation and is verified;
(3) provide the functions such as application program for mobile terminal download.
Paying gateway major function shows: (1) receives Service Gateway and sends payment request, and the BOSS system that sends to certain operator according to the means of payment in the payment request deducts fees, and (2) requesting terminal management server is preserved pay records information.
Because portable terminal APP(application software) be to realize at different platforms, such as Android, iOS, WinCE etc., involved development language comprises C++, Java and Object-C etc.Therefore, portable terminal APP is the core component in the present embodiment VOD system system, and Fig. 3 is portable terminal APP modules hierarchical relationship figure, mainly comprises APP application layer, APP management level, APP Engine and APP communication layers.
The APP application layer comprises: user registration module, program operational module, video display playing module, interactive community module, screen handover module and personalized memory module; Wherein:
User registration module is used for to the registration of IPTV intermediary service platform request, and logins to the request of IPTV operation platform by IPTV intermediary service platform, and the functions such as reimbursement of expense mode that program request IPTV business is set;
The program operational module be used for to replace remote controller and controls electronic program list, realizes that TV guide is checked, the functions such as program browsing, program are searched, program selection;
The video display playing module is used for resolving the Media Stream that IPTV Broadcast Control platform pushes, and plays the business such as TV, video at portable terminal;
The interactive community module is used for that the user shares online, the virtual community platform of interchange and immediate interactive, and it comprises video display and sees post-evaluation, friend recommendation, the functions such as hot issue tracking;
The screen handover module is for operating by the portable terminal tangent screen, and the terminal that the user will be switched in the interactive interface selection of ejecting is implemented in and carries out the screen switching between the different terminals;
Personalized memory module is used for record IPTV user video display playing progress rate, so that the user carries out continued broadcasting to the content of playing on intelligent mobile terminal or TV.
The APP management level comprise: use module, value-added service customized module, SDK application and development bag are set; Wherein:
Application arranges the parameters such as entrance that module is used for arranging display resolution, access service gateway;
The APP file that the value-added service customized module is used for value-added service service provider and provides is downloaded, and also comprises installation, unloading, upgrades and operation, and show the value-added service interface;
SDK application and development bag is used for providing the portable terminal APP interface of application and development to third party user.
APP Engine comprises the WebKit/WEB parsing module, the audio/video decoding module; Wherein:
The WebKit/WEB parsing module is used for XML message or other message received are resolved;
The audio/video decoding module is decoded and is played up afterwards for the Media Stream that the IPTV operation system is pushed and shows in terminal.
The APP communication layers is used for sending service request and controlling the information such as instruction to Service Gateway, and receives the Media Stream that Service Gateway is transmitted; The TCP/HTTP agreement is adopted in service request and control command transmission, and media flow transmission adopts the RTP/RTSP agreement.
Therefore, realize that the prerequisite of IPTV program request is at portable terminal: the user need detect portable terminal whether above-mentioned application program for mobile terminal has been installed, if do not install, must download and install the APP application program from terminal management server, just use the IPTV demand (telecommunication) service after the operation.Fig. 4 is that the application program for mobile terminal of present embodiment is downloaded schematic flow sheet, comprises step:
S401: portable terminal initiates to initiate the HTTP request to the mobile terminal administration server;
S402: the mobile terminal administration server returns homepage information, provides portable terminal to use Download Info;
S403: portable terminal is according to providing Download Info to initiate to download the request of moving terminal APP application file to the mobile terminal administration server;
S404: the mobile terminal administration server returns the APP application file of download;
S405: the user installs the APP application file of downloading at portable terminal;
S406: operation portable terminal APP application program arranges the entry address that it accesses the IPTV Service Gateway;
S407: open user's registering functional in the portable terminal APP application program, in input frame, fill in the information such as mobile terminal identification, IPTV account number, the means of payment, then initiate registration request to the mobile terminal administration server;
S408: the mobile terminal administration server is preserved these log-on messages, and sign and the IPTV account of terminal APP are bound;
S409: the mobile terminal administration server returns the log-on message result.
After finishing above-mentioned APP downloading task, the present embodiment order method divides two stages to carry out, and first stage is portable terminal access IPTV system, and as shown in Figure 5, its key step comprises:
S501: the resolution of this terminal screen of acquisition for mobile terminal;
S502: portable terminal is initiated access request to Service Gateway, comprises the information such as mobile terminal identification, the resolution of screen in the request;
S503: Service Gateway analysis request bag, and therefrom obtain mobile terminal identification, the resolution of screen, and preserve these information;
S504: the Service Gateway solution is initiated the request of authenticating users to the mobile terminal administration server, and request comprises mobile terminal identification;
S505: mobile terminal administration server authentication user validation, if pass through, obtain the information such as IPTV account number and the means of payment according to mobile terminal identification;
S506: the mobile terminal administration server returns to Service Gateway with information such as IPTV account number and the means of payment;
S507: Service Gateway is preserved these return informations;
S508: Service Gateway is initiated authentication request to the IPTV operation supporting platform;
The S509:IPTV operation supporting platform returns authenticating result to Service Gateway;
S510: Service Gateway is judged authenticating result, if failed authentication is then directly replied the portable terminal failure; If the authentication success is then initiated the streaming media service request to IPTV Broadcast Control platform.Comprise IPTV account and screen resolution in the request;
After S511:IPTV Broadcast Control platform was received request, the notice media server was according to the Video coding of screen resolution adjustment to EPG;
S512:IPTV Broadcast Control platform pushes to Service Gateway with the Media Stream of EPG;
S513: Service Gateway with the forwarding media stream of EPG to portable terminal;
S514: portable terminal is received the Media Stream with EPG, displays in the APP application layer by audio/video encoding/decoding.
Second stage is to use the portable terminal request program, and as shown in Figure 6, its key step comprises:
S601: the user carries out program browsing, searches, selects by portable terminal;
S602: portable terminal sends order request according to the program of user selection to Service Gateway, comprises the sign of request program in the request;
S603: Service Gateway re-groups package described request and IPTV account, newer order request is transmitted to IPTV Broadcast Control platform; New order request information comprises: the sign of sequence number, mobile terminal identification, IPTV account number, request program;
The EPG server of S604:IPTV Broadcast Control platform invoke inside obtains the payment information of request program;
S605:IPTV Broadcast Control platform is initiated payment request to Service Gateway;
S606: Service Gateway is chosen and is kept at the local means of payment, restructuring payment request bag; New payment request information comprises: sign, the means of payment and the payment amount of sequence number, mobile terminal identification, IPTV account number, request program;
S607: Service Gateway sends to the HB payment gateway with new payment request bag;
The S608:HB payment gateway determines payment request is transmitted to mobile BOSS system or the BOSS system of third party's mobile-phone payment platform or IPTV according to the means of payment in the request;
S609: mobile BOSS system or the BOSS system of third party's mobile-phone payment platform or IPTV return the paying result to the HB payment gateway;
The S610:HB payment gateway sends the request of preserving pay records to the mobile terminal administration server; Pay records information comprises: sign, the means of payment and the payment amount of sequence number, paying result, mobile terminal identification, IPTV account number, request program;
S611: the mobile terminal administration server returns saving result to the HB payment gateway;
The S612:HB payment gateway returns the paying result to Service Gateway;
S613: Service Gateway is judged the paying result who returns, if pay unsuccessfully, then directly replys portable terminal request program failure; If pay successfully, send the successful information of paying to IPTV Broadcast Control platform;
S614:IPTV Broadcast Control platform is according to order request, the Media Stream of program request is pushed to portable terminal still is pushed to STB, and perhaps portable terminal and STB push;
S615: Service Gateway with the forwarding media stream of program request to portable terminal;
S616: portable terminal is received the Media Stream of request program, plays back in the APP application layer by audio/video encoding/decoding.
Portable terminal is equipped with portable terminal APP application program in the present embodiment, can replace remote controller to come the IPTV set-top box television of operation with traditional.Portable terminal is according to the EPG Media Stream that gets access to, show electric program menu information at screen, the user by mobile terminal touch screen and part button browse, search, the operation such as request program, mobile terminal touch screen can stir electric program menu, switch the request program icon that shows on the described screen, confirm to choose the request program icon and enter the description of contents of this request program, described part button is used for the program guide rollback operation.Fig. 7 is the flow chart that the present embodiment portable terminal uses as remote controller, and its key step comprises:
S701: the user by portable terminal browse, search, the operation such as request program;
S702: acquisition for mobile terminal touch-screen or button control instruction, and control instruction and send to Service Gateway described;
S703: after Service Gateway is received and controlled instruction, send checking STB(set-top box to the IPTV operation supporting platform) request;
Whether the service condition of checking STB also is whether STB normally accesses the IPTV system after the request of receiving of S704:IPTV operation supporting platform, online;
The S705:IPTV operation supporting platform returns the result of checking to Service Gateway, comprises the identification information of STB in the result;
S706: the result is returned in the Service Gateway judgement, if authentication failed is directly replied the portable terminal failure; If be proved to be successful, convert the described instruction simulation of controlling to remote command;
S707: Service Gateway sends to IPTV Broadcast Control platform with remote command;
S708:IPTV Broadcast Control platform is according to remote command change EPG picture
S709:IPTV Broadcast Control platform is pushed to the target STB of appointment according to the sign of the STB in the remote command with the Media Stream of EPG, also the Media Stream of EPG is pushed to Service Gateway simultaneously;
S710: Service Gateway with the forwarding media stream of EPG to portable terminal;
S711: portable terminal is received the Media Stream with EPG, displays in the APP application layer by audio/video encoding/decoding.
The function of portable terminal remote controller operates the IPTV business to the user and has brought unprecedented conveniently, and when speaking of " multi-screen interactive ", " multi-screen ganged ", portable terminal is as another critical function of remote controller, i.e. video switch.Fig. 8 is the flow chart of this enforcement sun-screening agent portable terminal screen switching terminal, and its key step comprises:
S801: the user clicks the switching screen button on the portable terminal APP, and its APP sends the online terminal request of inquiry to Service Gateway;
S802: Service Gateway is inquired about online terminal request and is transmitted to the IPTV operation supporting platform;
The IPTV account that the S803:IPTV operation supporting platform provides according to request, inquiry access all online terminals of IPTV system with described IPTV account number;
All online terminals that the S804:IPTV operation supporting platform will be inquired about form list informations, and with the XML form information are returned to Service Gateway, and list information comprises the information such as the type, sign, resolution of terminal;
S805: Service Gateway is transmitted to portable terminal APP with online terminal list information;
S806: portable terminal APP resolves (as: tinyxml parsing) to the online terminal list information of receiving, is empty such as analysis result, ejects information, otherwise the result that will resolve is with the form demonstration of interactive interface;
S807: the terminal that portable terminal will switch according to the Information Selection that dialog box shows, and send the tangent screen request to Service Gateway, comprise terminal type, sign and resolution that needs switch in the request;
S808: Service Gateway is transmitted to IPTV Broadcast Control platform with the tangent screen request;
S809:IPTV Broadcast Control platform carries out Media Stream according to the terminal type of receiving and pushes processing;
S810: if terminal type STB terminal pushes to Media Stream according to the sign of STB the target STB of appointment;
S811: if other portable terminals of terminal type then push to Service Gateway with Media Stream;
S812: Service Gateway is given other portable terminals with forwarding media stream;
S813: Service Gateway returns the tangent screen result to portable terminal;
S814: portable terminal arranges broadcast state according to the tangent screen result, is to continue to play or suspend and play.If continue to play, then form multi-screen with broadcasting with STB or other portable terminals.
Above content is in conjunction with the further description of concrete execution mode to technical solution of the present invention, can not assert that technical scheme of the present invention is confined to these explanations.For the person of ordinary skill of the art, it still can be made amendment to the technical scheme that above-mentioned execution mode is put down in writing, or the part technical characterictic replaces on an equal basis, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. the IPTV VOD system of a movement-based terminal comprises IPTV Broadcast Control platform and IPTV operation platform; It is characterized in that: also comprise IPTV intermediary service platform and portable terminal;
Described portable terminal is used for:
Register to obtain the IPTV account to IPTV intermediary service platform request;
Login obtain with self suitable EPG by IPTV intermediary service platform to the request of IPTV operation platform according to described IPTV account;
Select request program and pass through IPTV intermediary service platform sends order request from institute's request program to IPTV Broadcast Control platform according to described EPG;
Receive the video flowing that IPTV Broadcast Control platform provides corresponding request program by IPTV intermediary service platform, and to the video flowing broadcast of decoding;
Described IPTV intermediary service platform is used for:
The attribute information of storing IP TV account and portable terminal, described attribute information comprises ID, screen Adapted information and way of paying;
Registration request according to portable terminal is bound the attribute information of this portable terminal and the IPTV account of this mobile phone users mutually;
Obtaining the subscription authentication license, and screen Adapted information and the subscription authentication license of portable terminal sent to IPTV Broadcast Control platform to the logging request of IPTV operation platform transmitting mobile terminal, to obtain with the suitable EPG of portable terminal and to be transmitted to portable terminal;
The payment request of returning to receive IPTV Broadcast Control platform to the order request of IPTV Broadcast Control platform transmitting mobile terminal, and then select payment system to carry out reimbursement of expense according to the way of paying of described payment request and portable terminal, and transmit the charge confirmation that payment system is returned to IPTV Broadcast Control platform;
Transmit the video flowing that IPTV Broadcast Control platform provides corresponding request program to portable terminal.
2. IPTV VOD system according to claim 1, it is characterized in that: described portable terminal comprises:
The registration login module is used for to the registration of IPTV intermediary service platform request, and logins to the request of IPTV operation platform by IPTV intermediary service platform;
The program operational module, be used for showing described EPG for the user browse, search, program request, and send the order request of institute's request program to IPTV Broadcast Control platform by IPTV intermediary service platform;
The video playback module is for broadcast that the video flowing that receives is decoded.
3. IPTV VOD system according to claim 1, it is characterized in that: described IPTV intermediary service platform comprises:
Terminal management server is used for the attribute information of storing IP TV account and portable terminal, and according to the registration request of portable terminal the attribute information of this portable terminal and the IPTV account of this mobile phone users is bound mutually;
Service Gateway is used to portable terminal that the access IPTV entrance of operation system is provided, and realizes the forwarding of information data between portable terminal and the IPTV operation system;
The paying gateway is used for selecting payment system to carry out program request reimbursement of expense and record according to the way of paying of portable terminal.
4. IPTV VOD system according to claim 2, it is characterized in that: described portable terminal also comprises the screen handover module, it is used for resolving IPTV Broadcast Control platform provides online terminal list information, and list described online terminal list information by interactive interface, select for mobile phone users.
5. the described IPTV VOD system of arbitrary claim according to claim 1～4, it is characterized in that: described portable terminal is smart mobile phone or panel computer.
6. the order method such as the described IPTV VOD system of the arbitrary claim of claim 1～5 comprises the steps:
(1) portable terminal sends registration request to IPTV intermediary service platform, and IPTV intermediary service platform makes the attribute information of this portable terminal and the IPTV account of mobile phone users bind mutually according to registration request;
(2) portable terminal sends logging request by IPTV intermediary service platform to the IPTV operation platform, to obtain the subscription authentication license;
(3) IPTV intermediary service platform sends to IPTV Broadcast Control platform with the screen Adapted information of portable terminal and subscription authentication license, to obtain with the suitable EPG of portable terminal and to be transmitted to portable terminal;
(4) portable terminal is selected request program according to EPG, sends the order request of institute's request program to IPTV Broadcast Control platform by IPTV intermediary service platform;
(5) IPTV Broadcast Control platform receives the backward IPTV intermediary service of order request platform and sends payment request, IPTV intermediary service platform selects payment system to carry out reimbursement of expense according to the way of paying of payment request and portable terminal, and transmits the charge confirmation that payment system is returned to IPTV Broadcast Control platform;
(6) IPTV Broadcast Control platform sends the video flowing of corresponding request program by IPTV intermediary service platform after receiving the charge confirmation to portable terminal.
7. order method according to claim 6 is characterized in that: in the described step (6), IPTV Broadcast Control platform is received after the charge confirmation by the IPTV private network video flowing of corresponding request program is sent to STB corresponding to this mobile terminal IP TV account.
8. order method according to claim 6 is characterized in that: described order request includes sign and the STB sign corresponding to IPTV account of the ID of portable terminal and IPTV account, institute's request program.
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