CN101980529A - Video service system supporting integration of three networks - Google Patents
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Abstract
The invention discloses a video service system supporting integration of three networks, which supports Internet, a digital television network and a mobile communication network and provides safer and more economical management and transmission measures for the digital television network, the Internet and the mobile communication network. In the technical scheme, the system realizes isolation of media asset management from an external network by using media asset and media information separation management and a center-local multi-level framework and comprises a digital video broadcasting (DVB) signal receiving module, a recoding module, a video on demand (VOD) management module, an information edition and management module, a synchronous information grabbing module and an entrance module, wherein the DVB signal receiving module is used for acquiring a transport stream (TS) signal; the recoding module is used for recording programs, managing the life cycle of a recorded program and putting the recorded program to VOD operation so as to form a media asset which meets a demand; the VOD management module is used for maintaining and managing the media asset in a media asset library; the information edition and management module is used for forming a new content unit; the synchronous information grabbing module is used for synchronizing corresponding information of the media asset to the VOD management module; and the entrance module is used for re-matching the contents of the media asset and issuing the contents which pass examination and are matched successfully to a terminal for a user to use.
Description
Technical field
The present invention relates to a kind of video service system, relate in particular to a kind of video service system of supporting the integration of three networks.
Background technology
Along with the today that starts 3G, Digital Television and the Internet integrated service mobile operator, telecom operators, radio and TV operator respectively, integration of three networks trend of the times, it undoubtedly is the development in future direction, particularly in Executive Meeting of the State Council-integration of three networks special meeting that January 13, Premier Wen Jiabao held, definition, method and step to the integration of three networks have all had detailed and clear and definite relatively requirement, and this meeting will further advance the fusion and the development of NGB network.
National most of zone digit transformation at present finish the success of having declared the China Digital TV network rebuilding, the paces of the integration of three networks have further been accelerated, provide the digitlization service to the user, personalized service, the user audient that feels the pulse becomes the problem that each operator has to face.The integration of the policy that continues aspect is finished, the construction of the industry network architecture is finished substantially, next round the integration of business such as content integration, user's integration and user level, will affect each operator in many-sided innovation such as system innovation, network innovation, tool innovation, business innovation.
Also there is not a kind of video service system can support the Internet, digital tv network and mobile radio communication simultaneously at present.
Summary of the invention
The purpose of this invention is to provide a kind of video service system of supporting the integration of three networks, can support the Internet, digital tv network and mobile radio communication simultaneously, for digital tv network, the Internet and mobile radio communication provide safer and economic management and transmission means, this technology can be carried out safer process transmission in the Digital Television local area network (LAN), economize Video service and the Network integration of netting transformation for Digital Television simultaneously approach is provided.
Technical scheme of the present invention is: the present invention has disclosed a kind of video service system of supporting the integration of three networks, utilize media asset to separate the isolation of management and center-local multistage architecture realization media asset management and outer net with media information, to realize the fusion at the business end of the Internet, digital tv network and mobile radio communication, this system comprises:
The DVB signal receiving module carries out down-conversion to the RF signal of DVB-C of input, and the signal after the down-converted is carried out the demodulation of channel aspect, obtains the TS stream signal behind the channel demodulation;
Record module, finish the maintenance of programme, carry out performance recording,, by to the getting ready of recorded program, demolition, editor, form the media asset that suits the requirements again managing the life cycle of recorded program and changeing VOD operation according to programme;
The VOD administration module, the media asset in the maintenance and management media asset library;
Information editing and administration module carry out forming new content element after form modifying or the side information to all media assets;
Information synchronization grasps module, and the utilization crawler technology is synchronized to the VOD administration module with the corresponding information of media asset;
Inlet module, the media asset content of information data source and local website or central site is mated once more, length, asset quality to all media assets in the media asset library are examined inspection, nuclear inspection by and be published to terminal after the match is successful and use for the user.
According to an embodiment of the video service system of the support integration of three networks of the present invention, this information synchronization grasps the function that module realizes authentication and charging, and standard interface and outside payment system or customer certification system butt joint are provided.
According to an embodiment of the video service system of the support integration of three networks of the present invention, this system also comprises:
The user behavior acquisition module, to data write down, accumulative total and arrangement, and the data sheet that is combined to form by querying condition.
According to an embodiment of the video service system of the support integration of three networks of the present invention, the data of this user behavior acquisition module record comprise that the user clicks program, program classification, click program duration.
According to an embodiment of the video service system of the support integration of three networks of the present invention, this system also comprises:
Search module, process content edited to information editing and administration module output is created index, and can be according to user's historical search record and operation behavior, and matchmaker's standing ceases the relevance of inner multiple dimensions, recommend to meet most the Search Results of its expectation intelligently to the user, at utmost reduce the number of times of user's interactive operation before searching expected result.
According to an embodiment of the video service system of the support integration of three networks of the present invention, this system also comprises:
The Communications service module, the function of realization data management, pre-recording or appoint reminder.
The present invention contrasts prior art following beneficial effect: the present invention proposes digital tv network, the Video service of the Internet and mobile radio communication and the total solution of video search, media asset is separated management with media information, created up-to-date by center-local framework, the pattern of safest information management and issue, and by full-text search, two kinds of retrieval techniques of keyword retrieval and user data management technology combine, the hobby of recording user, and be applied in the functions such as Content Management and ad distribution, not only can carry out rating guiding and recommendation to the user, can also like the value-added service of delivering advertisement and marketing other according to user interest, form a whole piece industry service chaining.Major advantage of the present invention is: (1) has integrated the asset management system, search engine and user behavior data collection and the analytical technology that reliably is used in extensive use in Digital Television, the Internet and the mobile radio communication; (2) employing center-local framework separates management with media asset with media information, can satisfy polymorphic integration (as the integration of three networks) and multifaceted integration (the province's net as digital TV is transformed) more neatly; (3) based on user behavior data collection and analysis, the user is carried out the grouping management of different aspects, system has favorable expansibility, carrying advertisement service at any time on the basis of Video service, personalized information customization service, collection service etc.; (4) have can be open standard interface, serve based on various browsers, and support the multiple means of payment flexibly; (5) bulk information is grasped, extracts, arranges processing such as heavy and quality analysis, after information stores, carry out the ordering and the quick search of information, the system that makes can not only store also has powerful concurrent processing ability, with search engine technique and the combination cleverly of Video service technology, satisfy the search service of user individual, change the custom of user's passive acceptance in the past, the user is regained the initiative; (6) the user behavior data collection with analyze by related, recommend and other class degree of depth users show loving care for behavior, reach the purpose of raising subscriber usage.
Description of drawings
Fig. 1 is the functional schematic of the video service system of the support integration of three networks of the present invention.
Fig. 2 is the schematic diagram of first embodiment of the video service system of the support integration of three networks of the present invention.
Fig. 3 is the schematic diagram of second embodiment of the video service system of the support integration of three networks of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1 shows the function of the video service system of the support integration of three networks of the present invention.As can be seen from Figure 1, the system of present embodiment comprises three layers systemic-function: basic function provides based on live time shift look back function and VOD function; The editing function is carried out secondary production from user's demand to programme content, finishes by the editing management function; Function of search is in order to satisfy user's individual demand, various way of search is provided, so that the user finds the video content that needs in the very first time, product to the production of programme content secondary, secondary editing by to content realizes VOD function, time shift look back function and function of search.
System of the present invention has enterprise version (corresponding centring system) and two versions of standard edition (method, system accordingly).A standard edition system and 1 enterprise version system can be used as a territory (Domain) existence arbitrarily, and a plurality of territories can exist jointly.The enterprise version system is as the centring system role in the territory, and standard edition can only have a centring system and a plurality of ground method, system as local system actor in a territory.The system of a standard edition has comprised the standard interface service that time shift service, VOD service, inlet (portal) represent the extracting service of service, interface service, search service, content arrangement service, the service of recording (NPVR), data crawler technology Network Based, dock with assets management module and payment system etc.
Topmost three services of system of the present invention are: Video service, function of search and Communications service function.Comprise the matchmaker in the Video service and supported management function, realized that media asset separates administrative skill and used center-local network transmission technology with media information, improved the stable and fail safe of Video service greatly, saved transmission cost.Function of search utilization search engine technique is realized functions such as intelligent recommendation, program association and program searching.The Communications service function comprises functions such as data management, pre-recording and appoint reminder.
Fig. 2 shows the principle of first embodiment of the video service system of the support integration of three networks of the present invention.The system of present embodiment utilizes media asset to separate management with media information and center-local multistage architecture is realized the isolation of media asset management and outer net, to realize the fusion at the business end of the Internet, digital tv network and mobile radio communication.See also Fig. 2, the video service system of present embodiment comprises: DVB signal receiving module 10, record module 11, VOD administration module 12, information editing and administration module 13, information synchronization and grasp module 14 and inlet module 15.
DVB signal receiving module 10 mainly comprises hardware such as engineering machine, encoder, the RF signal of DVB-C to the certain frequency of input carries out down-conversion, be converted to the fixed intermediate frequency frequency that the engineering function is handled, then the DVB-C signal of this fixed intermediate frequency is carried out the demodulation (promptly separating QAM) of channel aspect, the TS stream signal behind the acquisition channel demodulation.
Record module 11 and mainly comprise parts such as NPVR unit, video record unit, wherein the maintenance of programme is finished in the NPVR unit, carry out performance recording according to programme notice video record unit, by the NPVR unit to management life cycle of program recording and change VOD, at media asset by formation such as the getting ready of program recording, demolition, editor are suited the requirements.
VOD administration module 12 mainly is the media asset in the maintenance and management media asset library.
The information assets (being metadata) of 13 pairs of all media asset correspondences of information editing and administration module, after carrying out the corresponding information of form modifying or completion, form new content element, content element can be the wall scroll assets, also can be the polymerization (promptly supporting nested) of several assets in addition.
It is by crawler technology the corresponding information of media asset to be synchronized to VOD administration module 12 that information synchronization grasps module 14.Preferable, information synchronization grasps module 14 and has also born functions such as authentication, charging, and standard interface and payment system, customer certification system butt joint are provided.
Inlet module (PORTAL module) 15 has medium and information matches function, self-checking function and issuing function, at first module is mated the media asset content of information data source and local website or central site once more, the utilization self-check program is examined inspection to the length and the asset quality of all media assets in the media asset library, to examine inspection and after also the match is successful, be published to terminal set top box, mobile phone or computer, use for the user.
In addition, preferable, the system of present embodiment can also increase the user behavior acquisition module, gather basic data (clicking record, accumulative total and the arrangement of the data of program, program classification, click program duration etc. such as the user), by querying condition be combined to form the Various types of data form, be applied in aspects such as user grouping, other promoting services and advertisement putting.The system of present embodiment also is provided with the Communications service module, realizes the function of data management, pre-recording or appoint reminder.
The system of present embodiment has following operation flow.At first be the reception of DVB signal, be meant that the DVB signal that is provided by operator is provided by external RF connecting line the engineering receiver.In the maintenance of finishing programme by the NPVR unit, carry out performance recording according to programme, the management life cycle of program recording and change VOD, the getting ready of program recording, demolition, editor etc.
Be the generation of VOD content then, VOD generates two kinds of methods, and first kind is that information synchronization grasps the information content of module utilization crawler technology with the assets correspondence in the media asset library, grabs the VOD administration module synchronously; Second kind is part time shift recorded program, revises through life cycle, is converted into VOD.
Moreover be the editor and the maintenance of media asset corresponding informance assets.The user is by the editor station, with the information assets of all media asset correspondences is metadata, after carrying out the corresponding information of form modifying or completion, by modes such as information editing, mark, synchronous correspondences, form new content element, content element can be the wall scroll assets, it also can be the polymerization of several assets in addition, promptly support nested, thereby satisfy such as professional needs such as serial, special topic, demolition news, also be simultaneously the information data source that portal uses.
Last is the information issue, edit the back and examined the data that generated index content, be the data source of portal, through the portal module media asset content of information data source and local website or central site is mated once more, start self-check program, examine inspection for all assets length, asset quality in the media asset library, the assets that reach a standard will with information matches, simultaneously by qualified assets are fixed a price, be published to terminal set top box, mobile phone or computer after the price, use for the user.
Related in the present embodiment media asset and information separated administrative skill comprise: (1) screening (selecting) sorting module: be the filing of media resource system, wait to broadcast the interface module of content sources, main function is the screening that content is provided for media resource system, audit, arrangement, migration.Content sources mainly contains: manufacturing-broadcasting system (news is made Digital Television, networks such as advertisement), traditional valut etc.(2) transcoding/processing module: the mission bit stream that this module major function provides according to " screening sorting module ", the mission bit stream of moving back that module provides is browsed in retrieval, data collection to appointment carries out transcoding/processing, can carry out Task Distribution according to the task requests situation, audio file be looked in the source changed into object format; This module goes into to point out dot information according to what describe in the task, can realize that the montage of data fragment merges, and the video file of transcoding/finish dealing with is carried out quality audit.(3) record/make a catalogue module: media information is made a catalogue and classified.Can be ranked catalogue plan and distribute the catalogue task of this module: the file in the media resource system is once made a catalogue secondary catalogue etc.Also can examine modification to the descriptor of catalogue.(4) module is browsed in retrieval: can realize that the matchmaker supports the issue of data in the storehouse and provides user's retrieval to browse.(5) go up downloading service module: the function of this module mainly provides the coding of traditional sucrose (or vision signal), generates the digitized video file; And the download request of effective managing customer, submit required video data to.The task layout that can upload, coding; According to the requirement of downloading the applicant, finish video cutting combination, transcoding, or download to other medium.(6) matchmaker supports memory module: as the data filing, the storage center of retrieving and calling is for the miscellaneous service data provide safe and reliable concentrated shelf space.Filing/shift function and corresponding task management online and near line are provided, distribute, audit function provides the visit of audio frequency and video retrieve stored.(7) Back Administration Module: realize the management function of whole media resource system, its major function comprises: copyright management, data management, Information Statistics, accounting management, rights management, BPM, operation flow customization, operation flow monitoring, network management.(8) Promgramming module: the broadcast items Series Sheet is carried out layout.(9) information and assets synchronization module carry out synchronous function to the information of editing and processing and the content of media asset library.
Fig. 3 shows the principle of second embodiment of the video service system of the support integration of three networks of the present invention.The system of present embodiment utilizes media asset to separate management with media information and center-local multistage architecture is realized the isolation of media asset management and outer net, to realize the fusion at the business end of the Internet, digital tv network and mobile radio communication.See also Fig. 3, the video service system of present embodiment comprises: DVB signal receiving module 20, record module 21, VOD administration module 22, information editing and administration module 23, search module 24, information synchronization grasps module 25 and inlet module 26.
DVB signal receiving module 20 mainly comprises hardware such as engineering machine, encoder, the RF signal of DVB-C to the certain frequency of input carries out down-conversion, be converted to the fixed intermediate frequency frequency that the engineering function is handled, then the DVB-C signal of this fixed intermediate frequency is carried out the demodulation (promptly separating QAM) of channel aspect, the TS stream signal behind the acquisition channel demodulation.
Record module 21 and mainly comprise parts such as NPVR unit, video record unit, wherein the maintenance of programme is finished in the NPVR unit, carry out performance recording according to programme notice video record unit, by the NPVR unit to management life cycle of program recording and change VOD, at media asset by formation such as the getting ready of program recording, demolition, editor are suited the requirements.
VOD administration module 22 mainly is the media asset in the maintenance and management media asset library.
The information assets (being metadata) of 23 pairs of all media asset correspondences of information editing and administration module, after carrying out the corresponding information of form modifying or completion, form new content element, content element can be the wall scroll assets, also can be the polymerization (promptly supporting nested) of several assets in addition.
The process content edited of 24 couples of information editings of search module and administration module 23 outputs is created index, and can be according to user's historical search record and operation behavior, and matchmaker's standing ceases the relevance of inner multiple dimensions, recommend to meet most the Search Results of its expectation intelligently to the user, at utmost reduce the number of times of user's interactive operation before searching expected result.What search module 24 adopted is search engine technique, and its core technology is Chinese and English participle Language Processing, sort algorithm, web crawlers, inquiry and memory technology.
It is by crawler technology the corresponding information of media asset to be synchronized to VOD administration module 22 that information synchronization grasps module 25.Preferable, information synchronization grasps module 25 and has also born functions such as authentication, charging, and standard interface and payment system, customer certification system butt joint are provided.
Inlet module (PORTAL module) 26 has medium and information matches function, self-checking function and issuing function, at first module is mated the media asset content of information data source and local website or central site once more, the utilization self-check program is examined inspection to the length and the asset quality of all media assets in the media asset library, to examine inspection and after also the match is successful, be published to terminal set top box, mobile phone or computer, use for the user.
In addition, preferable, the system of present embodiment can also increase the user behavior acquisition module, gather basic data (clicking record, accumulative total and the arrangement of the data of program, program classification, click program duration etc. such as the user), by querying condition be combined to form the Various types of data form, be applied in aspects such as user grouping, other promoting services and advertisement putting.The system of present embodiment also is provided with the Communications service module, realizes the function of data management, pre-recording or appoint reminder.
The system of present embodiment has following operation flow.At first be the reception of DVB signal, be meant that the DVB signal that is provided by operator is provided by external RF connecting line the engineering receiver.In the maintenance of finishing programme by the NPVR unit, carry out performance recording according to programme, the management life cycle of program recording and change VOD, the getting ready of program recording, demolition, editor etc.
Be the generation of VOD content then, VOD generates two kinds of methods, and first kind is that information synchronization grasps the information content of module utilization crawler technology with the assets correspondence in the media asset library, grabs the VOD administration module synchronously; Second kind is part time shift recorded program, revises through life cycle, is converted into VOD.
Moreover be the editor and the maintenance of media asset corresponding informance assets.The user is by the editor station, with the information assets of all media asset correspondences is metadata, after carrying out the corresponding information of form modifying or completion, by modes such as information editing, mark, synchronous correspondences, form new content element, content element can be the wall scroll assets, it also can be the polymerization of several assets in addition, promptly support nested, thereby satisfy such as professional needs such as serial, special topic, demolition news, also be simultaneously the information data source that portal uses.
Being the scheduling of search and index then, is exactly the information data source that can search for through content edited, by retrieval techniques such as full-text search, keyword retrievals, realizes the retrieval of content.In order to improve the performance of search, video service system of the present invention also has the index scheduler module promptly according to the time that sets in advance, and queries asset information is carried out then and created index merging index for examining state in the media asset database.Index is created according to asset database msu message, in the time of must being synchronized to publication database, could carrying out and create index, after publication database success synchronously, to in the asset data library information, beat synchronously successfully sign, must be when creating index as condition.
Last is the information issue, edit the back and examined the data that generated index content, be the data source of portal, through the portal module media asset content of information data source and local website or central site is mated once more, start self-check program, examine inspection for all assets length, asset quality in the media asset library, the assets that reach a standard will with information matches, simultaneously by qualified assets are fixed a price, be published to terminal set top box, mobile phone or computer after the price, use for the user.
Related in the present embodiment search engine technique, be made up of searcher, index, searcher and four parts of user interface: the function of searcher is to roam in the Internet, finds and gathers information; The function of index is to understand the information that searcher searches, and therefrom extracts index entry, is used to represent document and the concordance list that generates document library; The function of retrieval is the inquiry quick search file in index database according to the user, carries out degree of correlation evaluation, to the sort result that will export, and can be by user's the reasonable feedback information of query demand; The effect of user interface is the admittance user inquiring, shows Query Result, the personalized enquire item is provided.This time Full-text Indexing Technology and directory index technology are combined, at first from media asset management system, extract corresponding information, set up database, and can retrieve the record that is complementary with the user inquiring condition, by the certain arrangement sequence return results.And all assets informations are set up index, press the catalog classification tabulation.
Related in the present embodiment media asset and information separated administrative skill comprise: (1) screening (selecting) sorting module: be the filing of media resource system, wait to broadcast the interface module of content sources, main function is the screening that content is provided for media resource system, audit, arrangement, migration.Content sources mainly contains: manufacturing-broadcasting system (news is made Digital Television, networks such as advertisement), traditional valut etc.(2) transcoding/processing module: the mission bit stream that this module major function provides according to " screening sorting module ", the mission bit stream of moving back that module provides is browsed in retrieval, data collection to appointment carries out transcoding/processing, can carry out Task Distribution according to the task requests situation, audio file be looked in the source changed into object format; This module goes into to point out dot information according to what describe in the task, can realize that the montage of data fragment merges, and the video file of transcoding/finish dealing with is carried out quality audit.(3) record/make a catalogue module: media information is made a catalogue and classified.Can be ranked catalogue plan and distribute the catalogue task of this module: the file in the media resource system is once made a catalogue secondary catalogue etc.Also can examine modification to the descriptor of catalogue.(4) module is browsed in retrieval: can realize that the matchmaker supports the issue of data in the storehouse and provides user's retrieval to browse.(5) go up downloading service module: the function of this module mainly provides the coding of traditional sucrose (or vision signal), generates the digitized video file; And the download request of effective managing customer, submit required video data to.The task layout that can upload, coding; According to the requirement of downloading the applicant, finish video cutting combination, transcoding, or download to other medium.(6) matchmaker supports memory module: as the data filing, the storage center of retrieving and calling is for the miscellaneous service data provide safe and reliable concentrated shelf space.Filing/shift function and corresponding task management online and near line are provided, distribute, audit function provides the visit of audio frequency and video retrieve stored.(7) Back Administration Module: realize the management function of whole media resource system, its major function comprises: copyright management, data management, Information Statistics, accounting management, rights management, BPM, operation flow customization, operation flow monitoring, network management.(8) Promgramming module: the broadcast items Series Sheet is carried out layout.(9) information and assets synchronization module carry out synchronous function to the information of editing and processing and the content of media asset library.
The foregoing description provides to those of ordinary skills and realizes or use of the present invention; those of ordinary skills can be under the situation that does not break away from invention thought of the present invention; the foregoing description is made various modifications or variation; thereby protection scope of the present invention do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (6)
1. video service system of supporting the integration of three networks, utilize media asset to separate the isolation of management and center-local multistage architecture realization media asset management and outer net with media information, to realize the fusion at the business end of the Internet, digital tv network and mobile radio communication, this system comprises:
The DVB signal receiving module carries out down-conversion to the RF signal of DVB-C of input, and the signal after the down-converted is carried out the demodulation of channel aspect, obtains the TS stream signal behind the channel demodulation;
Record module, finish the maintenance of programme, carry out performance recording,, by to the getting ready of recorded program, demolition, editor, form the media asset that suits the requirements again managing the life cycle of recorded program and changeing VOD operation according to programme;
The VOD administration module, the media asset in the maintenance and management media asset library;
Information editing and administration module carry out forming new content element after form modifying or the side information to all media assets;
Information synchronization grasps module, and the utilization crawler technology is synchronized to the VOD administration module with the corresponding information of media asset;
Inlet module, the media asset content of information data source and local website or central site is mated once more, length, asset quality to all media assets in the media asset library are examined inspection, nuclear inspection by and be published to terminal after the match is successful and use for the user.
2. the video service system of the support integration of three networks according to claim 1 is characterized in that, this information synchronization grasps the function that module realizes authentication and charging, and standard interface and outside payment system or customer certification system butt joint are provided.
3. the video service system of the support integration of three networks according to claim 1 is characterized in that, this system also comprises:
The user behavior acquisition module, to data write down, accumulative total and arrangement, and the data sheet that is combined to form by querying condition.
4. the video service system of the support integration of three networks according to claim 3 is characterized in that, the data of this user behavior acquisition module record comprise that the user clicks program, program classification, click program duration.
5. the video service system of the support integration of three networks according to claim 1 is characterized in that, this system also comprises:
Search module, process content edited to information editing and administration module output is created index, and can be according to user's historical search record and operation behavior, and matchmaker's standing ceases the relevance of inner multiple dimensions, recommend to meet most the Search Results of its expectation intelligently to the user, at utmost reduce the number of times of user's interactive operation before searching expected result.
6. the video service system of the support integration of three networks according to claim 1 is characterized in that, this system also comprises:
The Communications service module, the function of realization data management, pre-recording or appoint reminder.
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| CN103067489A (en) * | 2012-12-26 | 2013-04-24 | 昆明亿尚科技有限公司 | Broadcasting and television information release system and method based on integration of three networks |
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| CN107632971A (en) * | 2016-07-19 | 2018-01-26 | 百度在线网络技术（北京）有限公司 | Method and apparatus for generating multidimensional form |
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