On the basic of the existing multimedia digital terminal unit and embedded technologies, we introduce a new software and hardware architecture of multimedia digital terminal.
本文在分析了现有的多媒体数字终端设备和嵌入式技术的基础上，提出了多媒体数字终端的硬、软件体系结构。
Terminal based on TETRA digital trunking mobile communication system could send and receive status and short data service message, and achieve navigation and location through short data service.
基于TETRA数字集群移动通信系统开发的TETRA终端，通过数据业务可以发送和接收状态消息和短数据业务消息，利用短数据业务完成终端导航定位功能。
Digital TV is an end to end system whose signals need to be handled in digital in program collection, program production, program transmission and terminal receiver.
数字电视是一个从节目采集、节目制作、节目传输到用户端接收机都要以数字方式处理信号的端到端的系统。
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