发明名称 Search radar apparatus
摘要 Search radar apparatus containing an MTI video processing unit provided with: a canceller for generating video signals of moving targets; a zero-velocity filter for generating clutter video signals; a conditional circuit connected to the canceller and the filter for generating per range quant of each radar scan a clutter switching signal if for the rang quant the signal value obtained with filter is greater than the signal value obtained with the canceller; a combination circuit connected to said filter and the conditional circuit for selecting the clutter video signals present with the clutter switching signals and for determining therefrom a temporary clutter level in each clutter cell and each antenna revolution period; and clutter level indication means connected to the combination circuit for determining a standard clutter level per range-azimuth clutter cell of the radar range with the application of clutter video signals.
申请公布号 US4542382(A) 申请公布日期 1985.09.17
申请号 US19820392115 申请日期 1982.06.25
申请人 HOLLANDSE SIGNAALAPPARATEN B.V. 发明人 HOL, WILLEM A.
分类号 G01S7/28;G01S7/32;G01S13/52;G01S13/522;G01S13/524;G01S13/528;G01S13/534;G01S13/538;(IPC1-7):G01S13/54 主分类号 G01S7/28
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