基于数字电视信号定位的新技术

A New Technique of Positioning Based on Digital TV Signal

介绍ATSC数字电视信号结构,描述两种跟踪DTV信号技术,并简要说明定位系统的结构,给出了一系列实验结果。该定位技术定位精确,应用经济。

This paper introduces the structure of the ATSC digital television signal, describes two diffe-rent techniques of tracking the DTV signal and the architecture of position system. A series of the experimental results are given. The technique is accurate and economic.