CN101594523B - Method for realizing value-added service information guidance of digital television - Google Patents
Method for realizing value-added service information guidance of digital television Download PDFInfo
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- CN101594523B CN101594523B CN2008100283433A CN200810028343A CN101594523B CN 101594523 B CN101594523 B CN 101594523B CN 2008100283433 A CN2008100283433 A CN 2008100283433A CN 200810028343 A CN200810028343 A CN 200810028343A CN 101594523 B CN101594523 B CN 101594523B
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Abstract
The invention provides a method for realizing value-added service information guidance of a digital television, belonging to the applied technical field of the digital television value-added service. The technical scheme is constructed by a digital cable television network, a digital set top box and an information publishing system of the digital television value-added service. The information publishing system of the digital television value-added service analyzes the content of service webpage and converts the encapsulation into a multimedia entity object having the same expressive behaviors and attribute; the data of all entity objects are transmitted to the digital set top box through a digital cable television transmission network. A terminal software module of the digital set top box downloads the data of the entity objects in real time and presents the data of the entity objects to the terminal of the television according to the analysis of the attribute and the expressive behaviors of the entity objects. The invention not only has the same expression forms and effects with the service webpage, but also realizes links between video program content automatic switch and the value-added service through the hyperlink of the multimedia entity object.
Description
Technical field
The present invention relates to a kind of implementation method of value-added service information guidance of digital television.Relate in particular to a kind of based on the digital cable TV transmission network, the method for the value-added service information guidance of digital television that digital cable box, value-added service guidance information-publishing system are realized.Make the STB terminal user when watching the digital TV video frequency program, the video frequency program that can real-time online receives the information content (comprising news information, advertisement, video frequency program guidance information etc.) of value-added service and switch to other through content link.Belong to the value added service of digital television applied technical field.
Background technology
Value-added service information guidance of digital television mainly is meant based on present digital cable TV network and environment; When the terminal use watched digital television program, DTV STB can receive in real time and show through information contents such as the ageing advertisement of having of digital TV front-end system transmissions, news information, video frequency program guidance information and interactive events.Make simple operations that the terminal use passes through set-top box remote controller just initiatively browse advertisements and information details; Fast switching channels is watched interested digital television program; Can also participate in the program interaction activity in real time through outer alternant way such as note, phone etc.; Like program audience rating survey, program review and ballot, commodity auction activity etc.What make the user really experience DTV to be brought is convenient and economical.
Realize the two kinds of technical implementation way that mainly contain of value-added service information guidance at present in the value added service of digital television applied technical field: a kind of mode is based on browser technology and realizes.The guiding service Intelligence Page data of broadcasting html format through the data broadcast of digital TV front end system are to terminal set top box, and STB is through embedded browser resolves and show guidance information web data content, presents to the terminal use.Main feature is that the form of expression of webpage is versatile and flexible and making is simple, but browser is integrated top-set hardware is disposed and running environment requirement height, and runnability is operated complicacy than slow and user.In addition, the limited or incompatible version of the function of supporting owing to embedded browser in the different manufacturers STB causes the part web page contents or moves normally parsing and displaying of special efficacy.Another kind of mode is based on middleware Technology and realizes.Instrument (like the JAVA developing instrument) through specialty is made professional application scenarios; Broadcast the service application script data to terminal set top box through the digital TV front-end system; STB through integrated middleware module parsing operation application scenarios after, present to the terminal use.Main feature is the abundant expression forms of using; Support application function to expand; Require very high but middleware is integrated to top-set hardware configuration and running environment; Slow and the user's complicated operation of runnability, guiding service information content making complicacy is not general, can't satisfy the actual operation demand of Virtual network operator.
The present invention just is based on the deficiency that existing value-added service information guidance technical implementation way exists, and a kind of of proposition both possessed above-mentioned both advantages, and can solve its not enough optimization implementation method.
Summary of the invention
The present invention proposes a kind of implementation method based on the digital TV network value-added service information guidance; Not only can support various multimedia page contents; Comprise the hyperlink between picture and text, audio frequency, video, animation special efficacy and information, interface flexible can be expanded and support multiple value-added service application function; And very low to STB stored configuration and running environment requirement, the user uses simple, intuitive, and shared data transfer bandwidth is little.Effectively solve and realize the existing problem of value-added service information guidance based on browser and middleware Technology mode.
Specify technical scheme of the present invention below.
A kind of implementation method based on the digital TV network value-added service information guidance that the present invention proposes is by the digital cable box of digital cable TV network, integrated service information analysis software function module and the common value-added service information guidance of digital television service platform that makes up of value added service of digital television guidance information-publishing system.Resolving software by webpage built-in in the value added service of digital television guidance information-publishing system value-added service guidance information webpage is resolved, is the multimedia entity class object with identical expression behaviour and attribute with direct conversion encapsulation of element such as the picture in each html web page and the webpage, literal, hyperlink, video windows then.Wherein, multimedia entity class object comprises: page or leaf, picture, text, video show self defined class objects such as forms, audio program, video frequency program, hyperlink.Then; Broadcast frequency range and period that the value added service of digital television guidance information-publishing system is disposed by the value-added service guidance information; Through the digital cable TV transmission network, all page or leaf object and other affiliated entity class object datas are sent to digital cable box.Digital cable box receives in real time through integrated value-added service information analysis software module and resolves page or leaf object and other affiliated entity class object datas, and presents to the terminal use according to the attribute and the expression behavior parsing reduction of entity class object.Make to present the result and have content information and the animation special efficacy almost completely identical with non-switched value-added service guidance information webpage, and the hyperlink through multimedia entity class object can realize directly that video program content automaticallyes switch and content information between the auto-associating redirect.
The digital cable box of digital cable TV network, integrated service information analysis software function module and value added service of digital television guidance information-publishing system concrete function are described below in the implementation method:
1) value added service of digital television guidance information-publishing system: with the picture that is comprised in value-added service guidance information webpage that imports and the webpage; Content such as literal and link is resolved software through built-in webpage the guidance information webpage is resolved, and is the multimedia entity class object with identical expression behaviour and attribute with direct conversion encapsulation of element such as the picture in each webpage and the webpage, literal, hyperlink, video windows then.Then, broadcast frequency range and period by the value-added service guidance information is disposed, the entity class object is packaged into the TS data flow according to the data network host-host protocol.Through being sent to digital cable box behind digital cable TV transmission network and the digital TV video frequency program multiplexing.
2) digital cable TV network: value-added service guidance information business data flow that front end value added service of digital television guidance information-publishing system is sent and digital television program flow through TS Multiplexer multiplexing after; Through QAM modulation mixing output, signal is transferred to the digital cable box demodulate reception.
3) digital cable box: support is based on the One-to-All Broadcast formula and support two-way passback gateway (optional); Digital cable box is through integrated value-added service information analysis software function module real-time receiving multimedia entity class object data, and representes to present to the terminal use after behavior and attribute are with the information analysis reduction according to the entity class object.
The present invention has following beneficial effect:
(1) converts the value-added service webpage of html format into simple multimedia entity object through front end system; Not only keeping web page contents makes simple; The characteristics of the various variation of the form of expression; And function is expanded and the special efficacy support only need can realize through the front end system function upgrading, need not the software upgrading of STB end.
(2) top box of digital machine does not need integrating browsing device or middleware software functional module; The hardware resource that moves required STB is few; Excellent performance is particularly useful for having adopted early stage the digital TV network operator developing value-added services that hangs down the turn over of configuration machine top box;
Description of drawings
To combine accompanying drawing and embodiment that method of the present invention is described further below.
Fig. 1 has shown the general characteristic of the inventive method; It is resolved the digital cable box and the value added service of digital television guidance information-publishing system of software function module by digital cable TV network, integrated added-value business information; Depend on standard interface and Data Transport Protocol, realize the value-added service information guidance service platform.
Fig. 2 has shown that the front end value added service of digital television guidance information-publishing system in the inventive method broadcasts the complete procedure of value-added service guidance information.It has been described front end system and has broadcasted the guiding service inter-area traffic interarea, through modulating the complete process process that exports the digital cable TV network to the multiplexing back of digital television program video flowing.
Fig. 3 has shown the complete procedure of top box of digital machine reception value-added service guidance information in the inventive method.It has been described top box of digital machine and has used the guiding service information software functional module that embeds through the digital cable TV network; Receive the guiding service information data in the current MPTS in real time, and resolve the complete process process that the terminal use is presented to through television set in the back.
Embodiment below in conjunction with concrete is done further explain to the present invention.
Embodiment
As shown in Figure 1, the value-added service information guidance of digital television service platform comprises digital cable box, digital cable TV transmission network, value added service of digital television guidance information-publishing system.Concrete function is described below:
1) digital cable TV transmission network: by the digital cable TV program content data transmission network that CHINA RFTCOM Co Ltd operator makes up, can make digital cable box pass through that network standard host-host protocol such as DVB-C is realized and front end value-added service guidance information-publishing system between data message mutual.
2) value-added service guidance information-publishing system: examine the volume work station by business, the service dispatching server, the data broadcasting server is formed.System's major function is following:
● System Privileges management: the feature operation authority that role and role had under each operator of configuration management.
● the guiding service information content is made: can use general webpage and picture making tool software (like Dreamweaver and photoshop), the perhaps professional built-in making software editing of volume work station of examining is made the guiding service information content (comprising picture and text and audio-video frequency content).
● guiding service information is broadcasted configuration: parameter information that the configuration service guidance information broadcasts such as Business Name, related channel program, the time of starting broadcasting, concluding time, broadcast bandwidth, play the demonstration time etc. automatically, make STB can correctly receive parsing.
● the guiding service signal auditing: content and configuration parameter to the guiding service information that edits carry out the preview audit, and the business information that audit is passed through is broadcasted automatically.
● the guiding service information data is broadcasted: according to the guiding service information configuration parameter information that audit is passed through, adopt the mechanism of data carousel, the guiding service information data is sent in encapsulation automatically.Through multiplexer with guiding service inter-area traffic interarea and digital television program transmission flow multiplex after, transfer to terminal set top box through cable TV network.
● the monitoring of guiding service information data: the business datum of broadcasting in each MPTS is monitored in real time, and can interrupt, stops, retransmitting and upgrade the guiding service information data at any time.
3) digital cable box of integrated service information leading function module:
● guiding service information data reception: during user's switching channels, detect the guiding service information whether the current channel period exists association,, and carry out the information data analysis if there is just buffer memory download immediately.
● the guiding service information data is resolved: after the business datum buffer memory is downloaded, and resolution data content and demonstration related content immediately in real time.
● whether the guiding service information data: monitor the related guiding service information data version number of current channel in real time and upgrade, if version number upgrades, data download is again then resolved and is shown the new guiding service information content if being upgraded.
● the shielding of guiding service message pick-up: when display business guidance information content, the user can suspend reception guiding service information data through the function key of set-top box remote controller.After starting shooting again next time, recover.
As shown in Figure 2, the concrete steps that front end value-added service guidance information-publishing system broadcasts guiding service information are described below.
The first step: examine the volume work station imports webpage format in the service dispatching server value-added service guidance information content-data through business.
Second step: examine the parameter information of compiling the broadcast of workstation configuration value-added service guidance information content through business, comprise related channel program, the time of starting broadcasting, concluding time, broadcast bandwidth, play the demonstration time etc. automatically.
The 3rd step: the service dispatching server is resolved the web data that software is resolved the guiding service information content through built-in webpage.
The 4th step: the service dispatching server is according to webpage analysis result structure and the corresponding multimedia entity object of guiding service Intelligence Page data.
The 5th step: the time of starting broadcasting and the concluding time of each guiding service information of service dispatching server real time polling monitoring.
The 6th step: guiding service information starts broadcasting the time extremely, and the service dispatching server transfers to the data broadcasting server with the entity class object data of guiding service information and the broadcast parameter of configuration.Send the broadcast instruction to the data broadcasting server.
The 7th step: the data broadcasting server is packaged into the MPEG-II packet with the entity class object data and broadcasts immediately according to instruction and guiding service information data that the service dispatching server transmits.
The 8th step: the service dispatching server monitoring guiding service information close of transmission time extremely sends to the data broadcasting server and to stop to broadcast data command, the data broadcasting server then stop to broadcast data and latency services dispatch server new broadcast assignment instructions.
As shown in Figure 3, the concrete steps that the Digital Set-top Box of integrated service information leading function module receives guiding service information are described below.
The first step: top box of digital machine monitors whether there is value-added service guidance information data flow in the current MPTS.
Second step: monitoring current channel and period exists guiding service information, then the real-time downloading service guidance information of STB data.
The 3rd step: top box of digital machine is resolved the multimedia entity object that is comprised in the guiding service information data.
The 4th step: attribute and expression behavior according to each multimedia entity object are presented to the terminal set top box user through television set.
The 5th step: terminal set top box user browse service guidance information content, and the hyperlink object that can click in the guidance information to be comprised.
The 6th step:, realize application functions such as audio/video program switching, information content switching according to the hyperlink object properties.
The 7th step: the user selects to withdraw from, and closes the guidance information content and shows, returns and play current video program, deletes downloading service guidance information data content simultaneously.
In sum; Based on the digital cable TV transmission network; The method of the value-added service information guidance of digital television that digital cable box, value-added service guidance information-publishing system are realized, it is simple not only to have a value-added service guidance information content production, the characteristics of the various variation of the form of expression; And the hardware resource that moves required STB is required low, excellent performance.Be particularly useful for having adopted the digital TV network operator developing value-added services of low configuration machine top box turn over early stage, and can obtain income fast.
Claims (2)
1. the implementation method of a value-added service information guidance of digital television is characterized in that: this method is to make up the value-added service information guidance service platform jointly by DTV STB and value added service of digital television guidance information-publishing system that digital TV network, integrated added-value business information are resolved software function module; Resolving also by built-in webpage parsing software in the value added service of digital television guidance information-publishing system to value-added service guidance information webpage, conversion encapsulation is the multimedia entity class object with identical expression behaviour and attribute; By the broadcast parameter information that the value-added service guidance information is disposed, the value added service of digital television guidance information-publishing system is sent to digital cable box through the digital cable TV transmission network with all entity class object datas; The value-added service information analysis software module that the digital cable box operation is integrated is downloaded receiving entity class object data in real time, and presents to the terminal use according to the attribute and the expression behavior parsing reduction of entity class object; Make to present the result and have content information and the animation special efficacy identical with non-switched value-added service guidance information webpage, and the hyperlink through multimedia entity class object realizes directly that video program content automaticallyes switch and content information between the auto-associating redirect;
The concrete function of said value added service of digital television guidance information-publishing system is following: the content that is comprised in value-added service guidance information webpage that imports and the webpage being resolved software through built-in webpage the guidance information webpage is resolved, is the multimedia entity class object with identical expression behaviour and attribute with the direct conversion encapsulation of content that is comprised in each webpage and the webpage then; Then, broadcast frequency range and period by the value-added service guidance information is disposed, the entity class object is packaged into the TS data flow according to the data network host-host protocol; Through being sent to digital cable box behind digital cable TV transmission network and the digital TV video frequency program multiplexing.
2. the implementation method of a kind of value-added service information guidance of digital television according to claim 1; It is characterized in that: multimedia entity class object comprises that page or leaf, picture, text, video show forms, audio program, video frequency program, hyperlink class object, and the inhomogeneity object has attribute and expression behaviour separately.
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| CN102118419B (en) | 2009-12-30 | 2014-07-16 | 华为技术有限公司 | Method, device and communication system for transmitting picture information |
| CN101888507A (en) * | 2010-06-30 | 2010-11-17 | 中山大学 | Method and equipment for converting interaction application page mode of digital television |
| CN102882837A (en) * | 2011-07-14 | 2013-01-16 | 宏碁股份有限公司 | Interactive multimedia system, multimedia device and method implementing application program |
| CN103686454A (en) * | 2012-09-24 | 2014-03-26 | 腾讯科技（深圳）有限公司 | Information acquisition method and apparatus |
| CN103067766A (en) * | 2012-12-30 | 2013-04-24 | 深圳市龙视传媒有限公司 | Speech control method, system and terminal for digital television application business |
| CN104615465B (en) * | 2015-01-30 | 2019-04-23 | 深圳市金立通信设备有限公司 | A kind of terminal |
| CN104702983B (en) * | 2015-02-12 | 2017-11-10 | 福建新大陆通信科技股份有限公司 | The data center's method and its system of a kind of set top box |
| CN107154933A (en) * | 2017-04-16 | 2017-09-12 | 河北冀广天空电视股份有限公司 | New media multi-service front end system and implementation method based on unilateral network framework |
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| CN1917620A (en) * | 2006-08-30 | 2007-02-21 | 航天新世界(中国)科技有限公司 | System of platform for supporting interactive value added service in use for digital TV |
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| CN1731839A (en) * | 2005-08-17 | 2006-02-08 | 武汉东太信息产业有限公司 | Method for realizing expansion EPG function by browser technology |
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| CN1917620A (en) * | 2006-08-30 | 2007-02-21 | 航天新世界(中国)科技有限公司 | System of platform for supporting interactive value added service in use for digital TV |
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