为推进县级无线广播电视数字化转换，加快构建无线广播电视公共服务体系，天祝县着手地面数字电视系统的工程建设。主要对地面无线数字电视系统的重要意义、设计原则、目标任务和设计要求等作介绍，并提出可行的方法和途径。%To promote the county radio and television digital conversion work,Accelerate the construction of the public service system of the radio and television broadcasting,Tianzhu to digital terrestrial television sys-tem construction.The significance of this paper is mainly to the ground wireless digital TV system,Design principles,objectives and tasks,design requirements,as well as feasible methods and approaches.
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