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AMBIGUITY FUNCTION OF CHAOTIC PHASE MODULATED RADAR SIGNALS |
Shen Ying; Liu Guosui |
Dept. of Electron. Eng.,Nanjing University of Science and Technology Nanjing 210094 |
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Abstract This paper analyzes a kind of chaotic modulation signals,the phase-modulated radar signals are generated by chaotic signals,at the same time the ambiguity function of the coded signals is given.Theory and simulation results show that the ambiguity function of chaotic modulated signals is approximatly "thumbtack-shape"as the ideal results,thus the signal has high resolution both in time-delay domain and Doppler frequency domain.It implies the possibility and advantages for chaos to be used in radar signal processing.
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Received: 14 April 1998
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