基于镶拼圆管换能器的两种波束形成方法对比
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中国科学院战略性先导科技专项资金资助项目(XDA10000000)

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Contrast of Two Kinds of Beam Forming Methods Based on Segemented Ring Transducer
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    摘要:

    镶拼圆管换能器是一种有效的低频宽带换能器,其收发性能不受水深影响,广泛应用于可变深的声呐设备的目标探测。该文将基于最小方差无失真响应(MVDR)、二阶锥规划(SOCP)两种不同波束形成算法理论对镶拼圆管换能器的接收性能进行仿真分析,比较两种方法用于镶拼圆管换能器时的优、缺点。根据不同的应用环境使用不同算法制作波束形成器,使镶拼圆管换能器生成相应的指向性图,从而增强换能器的使用效果。

    Abstract:

    The segemented ring transducer is a kind of effective low-frequency broadband transducer; its transceiver performance is not affected by the depth of water, and is widely applied to the variable-depth sonar equipment for target detection. The receiving performance of the segemented ring transducer will be simulated and analyzed based on two different beamforming algorithm theories of minimum mariance distortionless response, the minimum variance distortionless response(MVDR), second order cone programming(SOCP), two order cone programming in this paper, and the advantages and disadvantages of the two methods for the segmented ring transducer are compared. According to different application environments, the beamformer can be fabricated by using different algorithm. Thus the corresponding directed graph can be generated and the effect of the use of transducer can be enhanced.

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王通, 张争气, 尚宇航.基于镶拼圆管换能器的两种波束形成方法对比[J].压电与声光,2017,39(6):834-838. WANG Tong, ZHANG Zhengqi, SHANG Yuhang. Contrast of Two Kinds of Beam Forming Methods Based on Segemented Ring Transducer[J]. PIEZOELECTRICS AND ACOUSTOOPTICS

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  • 在线发布日期: 2017-11-24
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