| 摘 要： | 1 IntroductionBroadband signals are often used in sonar systems, which require that no linear di8tortionbe detected when signals pass tliroUgh. Usually, the beam forming vectors of a sonar systemare designed fOr the signal at certain frequency When strials having different frequency com-ponents pass tbIough such a system, frequency responses will be dmerent due to the dtherentresponse patterns of corresponding spatial filters, apart from the center of the spatial filterwhere the responses wil…
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