A mathematical model of DTV broadcasting signal has been set up before reviewing theories of multistage decimation and stating the algorithm of moving target detection.

叙述了数字电视广播信号回波的数学模型、多级抽取基本原理和目标检测算法。

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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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On October 28, the company announced that BetaResearch, a German digital television company, will use its Java-based operating system in DTV products like set-top boxes-- five million in total over the next five years.

FORBES: Will there be Java everywhere?