基于搜索范围预测的直扩系统多普勒频偏估计 |
胡梅霞 |
Searching range prediction based on Doppler frequency shift estimation method in direct spread spectrum systems |
图1 搜索范围逐级缩小的多普勒频偏估计原理框图 Fig.1 Block diagram of the searching range prediction based Doppler frequency shift estimation |