CN103888797B - A kind of system and set-top box for realizing digital television business based on Android system - Google Patents

A kind of system and set-top box for realizing digital television business based on Android system Download PDF

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Publication number
CN103888797B
CN103888797B CN201410085977.8A CN201410085977A CN103888797B CN 103888797 B CN103888797 B CN 103888797B CN 201410085977 A CN201410085977 A CN 201410085977A CN 103888797 B CN103888797 B CN 103888797B
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China
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digital television
television business
module
business
android
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CN201410085977.8A
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Chinese (zh)
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CN103888797A (en
Inventor
张超
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北京四达时代软件技术股份有限公司
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Abstract

This application provides a kind of systems for realizing digital television business based on Android system, including:Middleware module, digital television business module and service terminal, middleware module is set to the system operation layer of Android system, the control interface to digital television business is provided for shielding the relevant bottom operation of hardware platform, realization and managing digital television business, and to digital television business module;Digital television business module is set to the application framework layer of Android system, is application program service for the control interface call number television services by digital television business;Service terminal is set to the application layer of Android system, can interactive interface for providing a user.The application extends the function of Android system, the digital television business based on cable television is added on the basis of Android primary system, this makes Android system may not only be applied to smart mobile phone, tablet computer, moreover it is possible to be applied to set-top box, realize digital television function.

Description

A kind of system and set-top box for realizing digital television business based on Android system

Technical field

The present invention relates to Intelligent set top box technical fields, more particularly to a kind of Android system that is based on to realize digital television business System and set-top box.

Background technology

The development experience of DTV STB is from the SD set-top box for meeting basic viewing demand, to can both meet Watch TV demand, moreover it is possible to provide SD, the high definition set top box of additional value-added service, such as hard-disc recording, play-on-demand program, program It reviews, data broadcasting etc..With the intelligent development of individual mobile terminal, digital household appliances, the intelligence of set-top box is also one Inevitable direction, this trend necessarily bring abundanter application, good user interface, simple and efficient human-computer interaction, Therefore, the replacement of set top box operations system is also essential.

The operating system of existing set-top box mostly uses two schemes:First, scheme is to provide the embedded behaviour of quotient oneself exploitation Make system, the customization of this system is very high, does not support the cross-platform operation of different manufacturers product generally, and compatibility is poor, Meanwhile applied business mainly realize DVB functions, and around DVB expansion supplementary service, as play-on-demand program, data broadcasting, Stock etc., wherein the realization of supplementary service needs integrated third party software;Second scheme is linux operating systems, due to making With file system, the upgrading update of Linux system software and unload more convenient, system operation is also more stablized, Bu Huiyin Lead to system in case of system halt for the exception of an application module, still, its applied business is also based on specific customization or and third party more Cooperation, the range of application focus mostly in NVOD, VOD, data broadcasting, stock, PVR etc., and the autgmentability of application program still lacks Flexibility.

Android operation system is a kind of freedom developed based on linux and the operating system of open source code, main to use In portable equipment, such as smart mobile phone and tablet computer.Due to the use of Linux system as core layer, its compatibility to hardware Property and autgmentability it is relatively good, while it again integrate and customized many third party softwares, such as SQLite, webkit, OPENGL-ES Deng, it is possible to meet application program and more requires.Although Android system provides good development environment, but due to it The design of the attribute of facing moving terminal at the beginning of generation, more multisystem and application considers for mobile device, home-use The most common digital television business in family is not specified as among the application and development of Android system.

Invention content

In view of this, the present invention provides a kind of system and set-top box for realizing digital television business based on Android system, To solve the problems, such as that Android system in the prior art cannot achieve digital television business, its technical solution is as follows:

A kind of system for realizing digital television business based on Android system is applied to set-top box, including:Middleware module, Digital television business module and service terminal;

The middleware module is set to the system operation layer of the Android system, relevant for shielding hardware platform Bottom operation, realization and managing digital television business, and provided to the digital television business module to the DTV industry The control interface of business;

The digital television business module is set to the application framework layer of the Android system, for passing through the number The control interface of television services calls the digital television business, is application program service;

The service terminal is set to the application layer of the Android system, for provide a user can interactive interface so that The user can interactive interface entrance, viewing and operation TV programme based on described in.

Wherein, the middleware module includes:

Driving interface encapsulates submodule, digital television business realizes submodule and the external Attendant sub-module of middleware;

The driving interface encapsulates submodule, for the driving of hardware platform to be packaged and integrate, so as to the drive It moves and is transplanted on different hardware platforms;

The digital television business realizes submodule, for parsing, store and monitor digital television business data, and, Management event, audio broadcasting, video playing and system resource;

The external Attendant sub-module of middleware, realization and management for encapsulating the digital service, to the number Television services module provides the control interface to the digital television business.

Wherein, the digital television business module includes:Digital television business manages submodule, digital television business service Submodule, event broadcast submodule, digital television business provide submodule;

The digital television business manages submodule, is application program service for providing the digital television business;

The digital television business Attendant sub-module, the digital television business for calling the middleware module to realize, Submodule service is managed for the digital television business, also, collects the monitor event of the middleware module;

Event broadcasts submodule, and the monitor event for collecting the digital television business Attendant sub-module broadcasts notice Whole system;

Digital television business provides submodule, is used for from data base querying digital television business shared data, to the number Word television services manage submodule and provide the digital television business shared data.

Wherein, the digital television business management submodule includes:Search manager, program presentation manager, program row Table manager, electronic program guides manager, CA E-Mail Managers.

A kind of set-top box, including:The above-mentioned system that digital television business is realized based on Android system.

Above-mentioned technical proposal has the advantages that:

The system and set-top box provided in an embodiment of the present invention that digital television business is realized based on Android system, using journey By middleware module between sequence ccf layer and linux core layers, hardware is controlled using the bottom layer driving of operating system downwards, The control interface for providing digital television business upwards utilizes DTV industry in application framework layer by digital television business module The control interface call number television services of business are application program service, user oriented service terminal are established in application layer.This The system that invention provides extends the function of Android system, is added based on wired on the basis of Android primary system The digital television business of TV, this makes Android system may not only be applied to smart mobile phone, tablet computer, moreover it is possible to be applied to machine top Box realizes digital television function, also, system provided in an embodiment of the present invention is from middleware module, digital television business module It establishes one's own system with service terminal, does not change Android primary system, later maintenance and upgrading can be carried out individually.

Description of the drawings

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis The attached drawing of offer obtains other attached drawings.

Fig. 1 is the frame diagram of Android system;

Fig. 2 is the structural representation of the system provided in an embodiment of the present invention that digital television business is realized based on Android system Figure;

Fig. 3 is middleware mould in the system provided in an embodiment of the present invention for realizing digital television business based on Android system The structural schematic diagram of block;

Fig. 4 is DTV in the system provided in an embodiment of the present invention for realizing digital television business based on Android system The structural schematic diagram of business module.

Specific implementation mode

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Referring to Fig. 1, for the frame diagram of Android system, the architecture design of Android system is divided into four layers, from top to bottom distinguishes For:Application layer, application framework layer, system operation library layer and linux core layers.Wherein:

Application layer is directly facing user, shows application content and response interface input by user to user, is one A core application set.Application framework layer is the function module of modularization, as active manager, window manager, View Manager, notification manager etc., independently of one another, for application call.System operation library layer includes program library and Android Run-time library, program library are some libraries C/C++, provide service by system component for application program, Android run-time library includes Most of function of JAVA language core library provides the power function of required calling when program operation.Linux core layers provide The system service of core, kernel conceal hardware details as the level of abstraction between software and hardware, and unified clothes are provided for upper layer Business.

In order to realize the digital television business based on cable TV network, while utilizing the system library of Android system and application Component, but do not go modification native system to meet the ease for maintenance of expanded function, an embodiment of the present invention provides one kind to be based on The system that Android system realizes digital television business is applied to set-top box, and Fig. 2 shows the structural schematic diagrams of the system, this is System may include:Middleware module 201, digital television business module 202 and service terminal 203.Wherein:

Middleware module 201 is set to the system operation layer of Android system, for shielding the relevant bottom behaviour of hardware platform Make, realization and managing digital television business, and the control interface to digital television business is provided to digital television business module.

Digital television business module 202 is set to the application framework layer of Android system, for passing through digital television business Control interface call number television services are application program service.

Service terminal 203 is set to the application layer of Android system, for provide a user can interactive interface so that user Based on can interactive interface enter, viewing and operation TV programme.

The system provided in an embodiment of the present invention that digital television business is realized based on Android system, in application framework layer By middleware module 201 between linux core layers, hardware is controlled using the bottom layer driving of operating system downwards, upwards The control interface for providing digital television business utilizes DTV industry in application framework layer by digital television business module 202 The control interface call number television services of business are application program service, user oriented service terminal are established in application layer.This The system that inventive embodiments provide extends the function of Android system, and base is added on the basis of Android primary system In the digital television business of cable television, this makes Android system may not only be applied to smart mobile phone, tablet computer, moreover it is possible to apply In set-top box, digital television function is realized, also, system provided in an embodiment of the present invention is from middleware module, DTV industry Business module and service terminal establish one's own system, and do not change Android primary system, later maintenance and upgrading can be carried out individually.

Referring to Fig. 3, in the system provided in an embodiment of the present invention for realizing digital television business based on Android system, in Between part module 201 structural schematic diagram, may include:Driving interface encapsulates submodule 301, digital television business realizes submodule Block 302 and the external Attendant sub-module of middleware 303.Wherein:

Driving interface encapsulates submodule 301, for the driving of hardware platform to be packaged and integrate, to drive not It is transplanted on same hardware platform.

Digital television business realizes submodule 302, for parsing, store and monitor digital television business data, and, pipe Director's part, audio broadcasting, video playing and system resource.

The external Attendant sub-module 303 of middleware, realization and management for encapsulating digital service, to digital television business mould Block 202 provides the control interface to digital television business.

Further, digital television business realizes that submodule 302 may include:Application management unit, AV players, event Administrative unit, information on services SI establish unit, SI resolution units, SI monitoring units, SI database management units, SCHEDULE and build Some public libraries of vertical unit, rm-cell and digital television business module.Wherein:

Application management unit, the startup for being responsible for application, judges whether have service condition, is additionally operable to be responsible for application It exits.

AV players, function and picture-in-picture function for providing audio and video playing, wherein the function of audio and video playing can To include video format/system conversion, the adjustment of video window, position, resolution ratio, volume, mute, sound channel setting, output The setting of port, the display etc. of I frames, picture-in-picture function may include starting, closing picture-in-picture, be changed to size, the position of picture, Major-minor screen switching etc..

Event management unit, for sending the signal that expires to certain process.Specifically, process by message to task manager An event is registered, after succeeding in registration, the process stand-by period expires signal, and when event expires, event management unit is to process Transmission expires signal.

SI establishes unit, acquisition and parsing for controlling PSI/SI information.

SI resolution units, for being parsed to SI tables and particular descriptor.

SI monitoring units monitor certain description in PSI/SI tables for monitoring NIT, SDT, PMT, PAT, CAT, TDT table Son starts, stops the monitoring of some table.

SI database management units, for providing outside to interactive interfaces such as the reading of database, update, deletion, insertions.

SCHEDULE establishes unit, the schedule/PF for obtaining and parsing Event Information Table EIT, obtains and parses Quasi-video request program NVOD data.

Rm-cell, the chnnels of resources constituted for being responsible for tuner, pti, decoder, mix layer;It carries For the reception of de-multiplexer function interface, monitoring section;Tuner function interface is provided, tuner state is monitored;AV is provided Functional interface monitors AV states;It receives and processes using the message in relation to equipment operation.

Referring to Fig. 4, in the system provided in an embodiment of the present invention for realizing digital television business based on Android system, number The structural schematic diagram of word television services module 202, the module may include:Digital television business manages submodule 401, number electricity Submodule 404 is provided depending on business service submodule 402, event broadcast submodule 403 and digital television business.Wherein:

Digital television business manages submodule 401, is application program service for providing digital television business.

Further, digital television business management submodule may include:Search manager, program presentation manager, section Mesh list manager, electronic program guides manager and CA E-Mail Managers.

Digital television business Attendant sub-module 402, the digital television business for calling middleware module 101 to realize are Digital television business manages submodule 402 and services, also, collects the monitoring information of middleware module, such as CA, tuner state, Signal condition, AV states etc..

Event broadcasts submodule 403, and the monitoring information broadcast for collecting digital television business Attendant sub-module 402 is logical Know whole system.

Digital television business provides submodule 404, is used for from data base querying digital television business shared data, to number Television services manage submodule 401 and provide digital television business shared data.

In the system provided in an embodiment of the present invention for realizing digital television business based on Android system, by service terminal 203 provide to the user can interactive interface, user by this can interactive interface enter, viewing and operation TV programme.Specifically, clothes Business terminal may include that multiple component Activity, an Activity for being responsible for interacting with user are typically individual screen Curtain, it can show some controls above.In the present embodiment, enter, watch and operate TV programme in order to facilitate user, can weigh It is newly digital television business custom starting device Launcher, digital television application is entered by the starter.

User is interacted by remote controler with starter Launcher main interfaces, can be carried out using selection, be checked notice, system The operations such as setting, into program broadcast interface, monitor after user selectes digital television application and respond cutting for user from the background Platform changes volume, checks the operations such as the rendition list, displaying predetermined programme, play-on-demand program, performance recording, TV setting.

The embodiment of the present invention additionally provides a kind of set-top box, which includes above-described embodiment offer based on Android system The system that system realizes digital television business.

Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other The difference of embodiment, just to refer each other for identical similar portion between each embodiment.Finally, it is to be noted that, The terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that including a series of The process, method, article or equipment of element includes not only those elements, but also includes that other being not explicitly listed are wanted Element, or further include for elements inherent to such a process, method, article, or device.The case where not limiting more Under, the element that is limited by sentence "including a ...", it is not excluded that including the element process, method, article or There is also other identical elements in equipment.

For convenience of description, it is divided into various units when description apparatus above with function to describe respectively.Certainly, implementing this The function of each unit is realized can in the same or multiple software and or hardware when application.Pass through above embodiment Description it is found that those skilled in the art can be understood that the application can add required common hardware flat by software The mode of platform is realized.Based on this understanding, the technical solution of the application substantially in other words contributes to the prior art Part can be expressed in the form of software products, which can be stored in a storage medium, such as ROM/RAM, magnetic disc, CD etc., including some instructions are used so that a computer equipment(Can be personal computer, service Device or the network equipment etc.)Execute the method described in certain parts of each embodiment of the application or embodiment.

The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.

Claims (5)

1. a kind of system for realizing digital television business based on Android system, is applied to set-top box, which is characterized in that including:In Between part module, digital television business module and service terminal;
The middleware module is set to the system operation layer of the Android system, for shielding the relevant bottom of hardware platform Operation, realization and managing digital television business, and provided to the digital television business module to the digital television business Control interface;
The digital television business module is set to the application framework layer of the Android system, for passing through the DTV The control interface of business calls the digital television business, is application program service;
The service terminal is set to the application layer of the Android system, for provide a user can interactive interface so that described User can interactive interface entrance, viewing and operation TV programme based on described in;
Wherein, the middleware module is included at least for parsing, store and monitor digital television business data, and, management Event, audio play, the digital television business of video playing and system resource realizes submodule, and the digital television business is realized Submodule includes at least:
Application management unit for the responsible startup applied, runs and exits;
AV players, function and picture-in-picture function for providing audio and video playing;
Event management unit, for sending the signal that expires to target process;
Information on services SI establishes unit, acquisition and parsing for controlling PSI/SI information;
SI resolution units, for being parsed to SI tables and particular descriptor;
SI monitoring units, for monitoring network information table NIT, service describing table SDT, Program Map Table PMT, program association table PAT, conditional access table CAT, time and tables of data TDT tables monitor description in PSI/SI tables, start, stop some table Monitoring;
SI database management units, for providing the external interactive interface to database;
Timetable SCHEDULE establishes unit, and the SCHEDULE tables and current event for obtaining and parsing Event Information Table EIT/ Successor table PF obtains and parses quasi-video request program NVOD data.
2. system according to claim 1, which is characterized in that the middleware module further includes:Driving interface encapsulation Module and the external Attendant sub-module of middleware;
The driving interface encapsulates submodule, for the driving of hardware platform to be packaged and integrate, so that the driving exists It is transplanted on different hardware platforms;
The external Attendant sub-module of middleware, realization and management for encapsulating the digital service, to the DTV Business module provides the control interface to the digital television business.
3. system according to claim 2, which is characterized in that the digital television business module includes:DTV industry Business management submodule, digital television business Attendant sub-module, event broadcast submodule, digital television business provide submodule;
The digital television business manages submodule, is application program service for providing the digital television business;
The digital television business Attendant sub-module, the digital television business for calling the middleware module to realize, for institute Digital television business management submodule service is stated, also, collects the monitor event of the middleware module;
Event broadcasts submodule, and the monitor event broadcast notice for collecting the digital television business Attendant sub-module is entire System;
Digital television business provides submodule, is used for from data base querying digital television business shared data, to the number electricity The digital television business shared data is provided depending on service management submodule.
4. system according to claim 3, which is characterized in that the digital television business manages submodule and includes:Search Manager, program presentation manager, the rendition list manager, electronic program guides manager, CA E-Mail Managers.
5. a kind of set-top box, which is characterized in that including:It is real based on Android system as described in any one of claim 1-4 The system of existing digital television business.
CN201410085977.8A 2014-03-10 2014-03-10 A kind of system and set-top box for realizing digital television business based on Android system CN103888797B (en)

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CN104125658A (en) * 2014-08-07 2014-10-29 珠海迈科智能科技股份有限公司 Networking method and system
CN104244082A (en) * 2014-09-28 2014-12-24 深圳国微技术有限公司 Digital video broadcasting transport stream playing method and system and terminal
CN106331860B (en) * 2015-06-25 2020-06-16 中兴通讯股份有限公司 Method, equipment and system for service adaptation of set top box
CN104980803A (en) * 2015-07-29 2015-10-14 深圳市芯智科技有限公司 Autonomic middleware intelligent DVBS2 set-top-box system and processing method thereof
CN105282590B (en) * 2015-09-17 2018-10-12 国家新闻出版广电总局广播电视规划院 Set-top box
CN106658189A (en) * 2015-10-28 2017-05-10 中兴通讯股份有限公司 Digital television business implementation method and device
CN105681903B (en) * 2016-01-08 2019-05-28 深圳创维数字技术有限公司 A kind of method and device that user interface is presented
CN106970884B (en) * 2017-03-16 2020-08-21 海信视像科技股份有限公司 Method and device for processing serial port command applied to android system running layer
CN107566899B (en) * 2017-07-21 2020-11-27 深圳创维数字技术有限公司 Digital video broadcasting terminal and storage device based on android system
CN107396168A (en) * 2017-08-24 2017-11-24 四川长虹电器股份有限公司 A kind of configurable launcher television direct broadcast system

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CN102789381A (en) * 2011-12-31 2012-11-21 浙江创佳数字技术有限公司 Method for achieving digital televisions in accordance to digital video broadcasting (DVB) standards in Andriod system
CN103200448A (en) * 2012-12-31 2013-07-10 广东九联科技股份有限公司 Android system of set top box (STB)

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