摘要
随着通讯技术的发展，与电视技术相关的机顶盒技术已经发展了三代产品。文章从实现技术的角度着重地对第三代产品进行了系统分析，并对机顶盒技术发展中的交互技术与条件接收问题进行了一些探讨。
With the development of communication,there has been three kinds of products in
the set top box family.This paper analyzes the technology of the 3rd kind of set top box
product,and discusses two important problems in the development of set top box
technology.
