CN103327391A - Calling method used by browser for downloading and starting java application through data broadcasting - Google Patents
Calling method used by browser for downloading and starting java application through data broadcasting Download PDFInfo
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- CN103327391A CN103327391A CN2013102084261A CN201310208426A CN103327391A CN 103327391 A CN103327391 A CN 103327391A CN 2013102084261 A CN2013102084261 A CN 2013102084261A CN 201310208426 A CN201310208426 A CN 201310208426A CN 103327391 A CN103327391 A CN 103327391A
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Abstract
The invention discloses a calling method used by a browser for downloading and starting a java application through data broadcasting. The java application is played through the data front end of a digital television system and Cable signal lines in an OC (DSMCC Object Carousal) mode, the html application on a digital television middle piece is operated on a user terminal (digital television set-top box), the digital television middle piece can automatically switch a channel to a channel playing the java application, the middle piece downloads an AIT table on the channel and analyzes the AIT table, and whether an application needing to be started at present exists or not is judged. If the java application needing to be started is found, the class file package of the java application is downloaded locally through a doLoad interface according to the description of the AIT table, and then JavaVM starts the java application needing to be started through a main Class Name.
Description
Technical field
The invention belongs to the digital television techniques field, particularly a kind of browser is downloaded by data broadcast and is started the call method that java uses.
Background technology
In the Digital Television Integral conversion in the past few years, millions of of all kinds of set-top box that each radio and TV operator provides, because the inadequate refinement of set-top box standard, the disappearance middleware system is to the set-top box software and hardware unified platform and professional support, cause the contradiction between the diversity of the function monotonicity of set-top box and market business demand, and in aggravation, the set top box upgrading difficulty, user's viscosity progressively reduces, the value-added service income is low, have a strong impact on the needs of business development under the integration of three networks, seriously restricted the strategic development of CHINA RFTCOM Co Ltd.
Middleware Technology provides a relatively uniform platform for radio and TV operator's business, so that cross-domain business intercommunication becomes simpler.Abstract by to the bottom hardware resource of middleware Technology provides the support to the various application in upper strata.Middleware platform is responsible for shielding the bottom hardware otherness, and is that the upper strata api interface calls for third party's business module with the underlying resource module abstracts.Simultaneously, terminal platform is the carrier that whole digital TV platform presents, and it is responsible for various data and the instruction that receiving front-end is broadcast, and resolves and present.In middleware platform, terminal platform also is responsible for the application of receiving front-end broadcasting when being responsible for finishing basic audio frequency and video broadcast, and moves these application according to user's operation, so that professional carrying out becomes possibility.
The function of digital TV middleware strengthens day by day, develops into the use TV by the original TV of seeing merely, uses TV to surf the web, the program request film, and Query Information is played games etc., and the application of increasing TV platform is developed.The exploitation of TV applications has dual mode, the one, html+javaScript mode, and the 2nd, use the application of java language development.Can start management, the management system that control java uses so require the TV middleware to possess.
Along with the popularizing and promoting of Digital Television, have the valued added applications of moving on the more digital TV platform and produce, make the user pass through TV platform, obtain more information, amusement with exchange.The deployment of various valued added applications, upgrading is promoted etc., certainly will increase the management difficulty of operator, starts operation, the managerial ability that unloading is used so require middleware to have more easily.
Summary of the invention
The purpose of this invention is to provide a kind of browser and download the call method that starts the java application by data broadcast, so that this digital TV middleware has startup, management, the management function that control java uses.
Technical scheme of the present invention is, a kind of browser is downloaded by data broadcast and is started the call method that java uses, java uses by the data front end of digital television system and plays, with OC, namely the mode of (DSMCC Object Carousal) is play by the Cable holding wire, user terminal is that the html that operates on the digital TV middleware uses, by javascript interface AppManager.startAppName, according to parameter d vb three elements, described digital TV middleware switches to the channel of down load application, download, resolve the AIT table on this channel, judge whether to exist the current application that will start, if find the java that will start to use, the description of then showing according to AIT, find mainClassName and the mainClassPath of main classes, download java by the doLoad interface of DVBJProxyImp class and use class file bag to local, and then use by the described java that will start of mainClassName startup.
The present invention has realized that digital TV platform java uses, and then broadcasting and TV front end broadcast system describes the three elements that java uses by a simple html by broadcasting under the cable holding wire, finishes the startup of this application, control, the application managements such as destruction.
The method that this startup java uses, that the Java that follows MHP (MultimediaHomePlatform) standard on the JavaVM uses, start other and download the method that java uses, start the combination of CDC/CLDC java application process when browsing html with browser, it is the combination of network data transmission (TCP/IP) and datacast data carousel transmission (DSMCC OC), the method is the new middleware that meets integration of three networks standard, develops new application convenience is provided.New valued added applications is managed in more convenient startup.
Description of drawings
Fig. 1 is the digital TV terminal Organization Chart in the embodiment of the invention.
Fig. 2 is the digital TV middleware structural representation in the embodiment of the invention.
Fig. 3 is the digital TV middleware realization flow schematic diagram in the embodiment of the invention.
Embodiment
The system of digital TV middleware of the present invention and structural representation are as illustrated in fig. 1 and 2.
As shown in Figure 3, a kind of browser of the present invention is downloaded by data broadcast and is started the call method that java uses, start quickly and easily the method that java uses, java uses by the data front end and plays, terminal is that the html that operates on the TV middleware uses, by a simple javascript interface AppManager.startAppName(int tsid, int onid, int serviceid, char*appName), under corresponding frequency, use by downloading AIT, find the java that will start.According to the description of AIT table, find mainClassName and the mainClassPath of main classes, download java by the doLoad interface of DVBJProxyImp class and use class file bag to local, and then start this application by mainClassName.
1, the webpage pattern of startup Java application is as follows:
2, the main interface of AppManager. that increases has:
A kind of browser of the present invention is downloaded by data broadcast and is started the call method that java uses; solved the problem that java uses and the html application is incompatible that the reason owing to historical and technical development causes; protected client's technological investment; made things convenient for the updating and management of operator; for expanding more new business, operator got rid of obstacle; convenient in webpage startup java application, make things convenient for the radio and TV operator to carry out the deployment of new valued added applications, upgrading and popularization etc.
Claims (1)
1. a browser is downloaded by data broadcast and is started the call method that java uses, it is characterized in that, the java application is passed through the data front end of digital television system with OC, the mode that is DSMCC Object Carousal is play by the Cable holding wire, in the html application on the user terminal operation digital TV middleware, by javascript interface AppManager.startAppName, according to interface parameters dvb three elements, digital TV middleware meeting automatic cutting-table is to the channel of playing this java application, then middleware is downloaded the AIT table on this channel, resolve the AIT table, judge whether to exist the current application that will start
If find the java that will start to use, the description of then showing according to AIT, find mainClassName and the mainClassPath of main classes, download java by the doLoad interface of DVBJProxyImp class and use class file data bag to local internal memory, then JavaVM can start the described java application that will start by mainClassName again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310208426.1A CN103327391B (en) | 2013-05-29 | 2013-05-29 | A kind of browser downloads, by data broadcast, the call method starting java application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310208426.1A CN103327391B (en) | 2013-05-29 | 2013-05-29 | A kind of browser downloads, by data broadcast, the call method starting java application |
Publications (2)
| Publication Number | Publication Date |
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| CN103327391A true CN103327391A (en) | 2013-09-25 |
| CN103327391B CN103327391B (en) | 2016-06-22 |
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| CN201310208426.1A Expired - Fee Related CN103327391B (en) | 2013-05-29 | 2013-05-29 | A kind of browser downloads, by data broadcast, the call method starting java application |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905902A (en) * | 2014-04-10 | 2014-07-02 | 内蒙古中大传媒发展有限公司 | Method for downloading XML and starting java application through middleware technology |
| CN103957456A (en) * | 2014-05-19 | 2014-07-30 | 江苏普达思信息科技有限公司 | Method for managing browser applications on basis of digital television middleware |
| CN104244094A (en) * | 2014-09-15 | 2014-12-24 | 内蒙古中大传媒发展有限公司 | Calling management method for starting digital television electronic program guide EPG under broadcasting and telecommunication dual-network mode |
| CN105791998A (en) * | 2016-02-25 | 2016-07-20 | 四川长虹电器股份有限公司 | Method and system for coexistence of DVB application and browser application |
| CN107888958A (en) * | 2017-11-15 | 2018-04-06 | 青岛海信电器股份有限公司 | A kind of method, equipment and storage medium for managing application |
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| EP1761047A2 (en) * | 2005-08-30 | 2007-03-07 | LG Electronics Inc. | Method of processing a data broadcast application and television receiver using the same |
| CN101090387A (en) * | 2006-06-12 | 2007-12-19 | 松下电器产业株式会社 | Network digital TV. middleware |
| CN102045597A (en) * | 2009-10-20 | 2011-05-04 | Lg电子株式会社 | Method of processing application in digital broadcast receiver and digital broadcast receiver |
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2013
- 2013-05-29 CN CN201310208426.1A patent/CN103327391B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1761047A2 (en) * | 2005-08-30 | 2007-03-07 | LG Electronics Inc. | Method of processing a data broadcast application and television receiver using the same |
| CN101090387A (en) * | 2006-06-12 | 2007-12-19 | 松下电器产业株式会社 | Network digital TV. middleware |
| CN102045597A (en) * | 2009-10-20 | 2011-05-04 | Lg电子株式会社 | Method of processing application in digital broadcast receiver and digital broadcast receiver |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103905902A (en) * | 2014-04-10 | 2014-07-02 | 内蒙古中大传媒发展有限公司 | Method for downloading XML and starting java application through middleware technology |
| CN103957456A (en) * | 2014-05-19 | 2014-07-30 | 江苏普达思信息科技有限公司 | Method for managing browser applications on basis of digital television middleware |
| CN104244094A (en) * | 2014-09-15 | 2014-12-24 | 内蒙古中大传媒发展有限公司 | Calling management method for starting digital television electronic program guide EPG under broadcasting and telecommunication dual-network mode |
| CN105791998A (en) * | 2016-02-25 | 2016-07-20 | 四川长虹电器股份有限公司 | Method and system for coexistence of DVB application and browser application |
| CN107888958A (en) * | 2017-11-15 | 2018-04-06 | 青岛海信电器股份有限公司 | A kind of method, equipment and storage medium for managing application |
| CN107888958B (en) * | 2017-11-15 | 2020-02-14 | 青岛海信电器股份有限公司 | Method, device and storage medium for managing application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103327391B (en) | 2016-06-22 |
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