基于搜索范围预测的直扩系统多普勒频偏估计
胡梅霞1, 刘毅1, 卢满宏2, 张兆维1, 李勇朝1

Searching range prediction based on Doppler frequency shift estimation method in direct spread spectrum systems
HU Mei-xia1, LIU Yi1, LU Man-hong2, ZHANG Zhao-wei1, LI Yong-zhao1
图3 多普勒频偏捕获误差的CCDF图 SNR =-36.5 dB
Fig.3 CCDFs of the Doppler frequency shift estimation error of the proposed method SNR =-36.5 dB