阐述了边扫描边跟踪技术在超视距目标指示系统中应用的基本原理，并就其各项处理功能分别进行了分析，同时提供了典型的试验数据结果。针对全球定位系统（ＧＰＳ）提供的目标测量真值，对多目标跟踪性能进行了定量分析。

This paper introduces the basic principle of TWS used in the OTHT indicating system. It also analyzes the function of each processing program. In the same time, the paper provides some typical trial results. Multiple-target tracking property is analyzed in quantity based on the true value of the targets which is obtained by GPS.

TN959.11 TN953.6