OTT+DVB STB System Software Design And Implementation

With the continuous improvement of people's living standards,People are more and more high demand for family entertainment,for television programs.As well as the richness of the entertainment function of the application requirements are also getting higher and higher.At present,on the Internet,movies,TV shows and other video resources are more and more,the entertainment application is also more and more,how to send these resources in the best way to the user directly.It needs a new function of products to achieve.On the other hand,in order to better share the network resources.SARFT and other relevant departments are planning for integration of three networks,in the overall.In response to the call of SARFT,the major set-top box production companies have begun to develop triple play digital TV products,and DVB+OTT set-top box products as one of the important R & D projects.This thesis focuses on the function and realization of DVB+OTT STB system.Firstly,the development of digital TV is introduced,and the digital TV and DVB+OTT STB are described in detail.Secondly,this paper analyzes the development of DVB+OTT set-top box system.Thirdly,a comprehensive analysis of the system requirement analysis of DVB+OTT set-top box,the content of design and development of environment related in detail;the hardware and software structure and system principle of the whole system are illustrated.Finally,it points out the principle,process and the final realization,in the system management system,the DVB system,the OTT system,the local and network player system,the network authentication control system,the state feedback system,the advertising system,the FTP upgrade management system.The DVB+OTT set-top box systemis a complete system.The set-top box,which using the system,has been in mass production.With the development of electronic technology and the needs of social life,range of digital services and applications will continue to expand,digital TV set-top boxes,DVB+OTT social value will become more prominent,the more broad prospects.