ANALYSIS OF WIDE-BAND CROSS-CORRELATION FOR TIME-DELAY ESTIMATION

被引:11
|
作者
BARSHALOM, Y [1 ]
PALMIERI, F [1 ]
KUMAR, A [1 ]
SHERTUKDE, HM [1 ]
机构
[1] UNIV HARTFORD,W HARTFORD,CT 06117
关键词
D O I
10.1109/TSP.1993.193159
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This correspondence deals with the estimation of the time delay of a wide-band signal based on cross correlation of samples of the received noisy signals at two locations. The accuracy of the time-delay estimate is expressed explicitly in terms of the sampling period (resolution cell), the signal-to-noise ratio (SNR), and the number of samples in the data window. Simulations that confirm the validity of the estimation accuracy expressions for SNR as low as -6 dB for a 128-sample window are shown.
引用
收藏
页码:385 / 387
页数:3
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