兼顾远场和近场性能的便携式三维声纳设计

赵冬冬,刘雪松,周凡,胡映天,陈耀武

Design of portable three-dimensional sonar for both far-field and near-field

Dong-dong ZHAO,Xue-song LIU,Fan ZHOU,Ying-tian HU,Yao-wu CHEN

表 1 3种波束形成算法的实数计算量对比

Tab.1 Comparison of real operations among three beamforming algorithms

P 计算量 DM PS O-CZT 50 8.3×105 7.2×105 6.6×105 100 2.3×106 1.6×106 1.3×106 150 4.5×106 2.5×106 1.9×106