)()()()(1tntsatxmPlllmm)(tsl)(ma)(tnm)()()(tttnAsx)(,),(1PaaATPtsts)(,),(1sTdMjdjeea,1 )(/sin)1(2/sin2Tpk jMpk jMefefa)(,)()(11mjmeg)()()(tntAstx,11MjMjegegdiag)()()(tntAsCtx2/1LFB2Ld ,)()(221PssHdiagtstsEItntnEH2)()(时域滤波空域滤波频率响应方向图通带主瓣阻带旁瓣频率选择方向选择-80-60-40-20020406080-80-70-60-50-40-30-20-100Angle of Arrival (deg.)Pattern (dB)-80-60-40-20020406080-50-45-40-35-30-25-20-15-10-505Angle of ArrivalPattern (dB)-60-40-200204060-70-60-50-40-30-20-100DOA(度 )方 向图( d B)
