摘要
随着科技快速发展,地面数字电视DTMB成为地面数字电视的国际标准,也是除美、欧、日后全球第四国际标准.本文从单频网的定义、同步要求、基本架构、保护间隔和最大站距、单频网组网的实现方式五部分来进行分析.
Abstract
With the rapid development of science and technology,DTMB has become the international standard for digital terrestrial television,and is the fourth international standard in the world except for the United States,Europe and Japan.In this paper,we will analyze the definition of single-frequency network,synchronization requirements,basic architecture,protection interval and maximum station spacing,single-frequency network grouping of network implementation in five parts.
国家科技期刊平台
NSTL
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