STB (set Top Box), which is designed to extend function of TV set, can provide multiple services since it has powerful capability of multimedia processing and enough IP network access bandwidth.
机顶盒是为扩展电视机功能的一种新的家用电器，它有强大的媒体处理能力，有足够的IP网络接入带宽，可以提供多种网络业务。
The demultiplexor plays a key role in set top box(STB).
解复用器在机顶盒中扮演了一个关键的角色。
Set Top Box (STB) receives and transforms digital TV signals into the signals which analog TV sets can display. It's an important transition product of DTV System.
机顶盒用于数字电视系统中将数字信号转变成模拟电视可以接收的信号，它是数字电视的过渡型产品。
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