TVOD

The system structure and its working way of TVOD and NVOD , both of the category of Video on Demand ( VOD ), are described in this paper

详细论述了两种视频点播系统&真视频点播系统（TVOD）和准视频点播系统（NVOD）的构成及其工作方式

Thc application part consists of the service module management , program navigation , NVOD , TVOD , browser , digital TV , games on-line and program loader .

应用层分为业务管理模块、NVOD（准视频点播）模块、TVOD（视频点播）、浏览器模块、数字电视模块、在线游戏模块和下载器模块。

In addition , this thesis expatiates concept of the Set Top Box and analyses elementary services such as digital TV service , TVOD service , NVOD service , STOCK service , browser service and games on-line .

论文并对数字机顶盒的概念和基本功能进行了分析，如数字电视业务、TVOD业务、NVOD业务、股票行情的接收和分析业务、浏览器业务和在线游戏业务等。