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Based on Block Averaging Pre-Processing Differential Coherent Integration Weak Signal Acquisition Algorithm
Abstract:
Aiming at the problem of signal attenuation seriously, a block averaging pre-processing (BAP) differential coherent acquisition algorithm is proposed. BAP algorithm can be used to suppress interference signals and improve the stability of the receiver, but it is still faced with navigation signal transitions problem. Differential coherent algorithm can compensate for square loss caused by non-coherent accumulation. Monte Carlo simulation experiments show that the algorithm is more effective in the same carrier-to-noise ratio and same data length conditions.
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663-666
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Online since:
June 2013
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© 2013 Trans Tech Publications Ltd. All Rights Reserved
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