文章依次介绍了数字电视、国标数字电视标准、系统总体方案、硬件设计、软件设计等方面的内容。

Article in turn introduced a digital television, the national standard digital TV standard, overall system, the hardware design, software design and other aspects.

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提出一种基于数字电视国标(DTMB)的智能交通导航系统，并实现其服务器部分。

An intelligent transport system based on Digital Terrestrial Multimedia Broadcast (DTMB) is proposed, and its server system is implemented.

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