MEMS矢量水听器阵列信号处理研究  

Study on signal processing based on MEMS vector hydrophone array

作　　者：樊姣荣[1,2] 王晓瑶[1] 刘文怡[1] 张国军[1] 关凌纲[1] 王盼盼[1] 

机构地区：[1]中北大学仪器科学与动态测试教育部重点实验室,山西太原030051 [2]清华大学精密仪器与机械学系精密测试技术及仪器国家重点实验室,北京100084

出　　处：《传感器与微系统》2012年第1期14-16,19,共4页Transducer and Microsystem Technologies

基　　金：国际科技合作项目(2010DFB10480)

摘　　要：MEMS矢量水听器是一种新型的水声传感器,对这种传感器的原理进行了简要介绍。为了验证该MEMS矢量水听器阵列的目标估计性能,进行了矢量阵的深海实验研究,选取了MUSIC算法应用于该MEMS矢量阵。实验结果表明:在复杂海洋环境中,该MEMS矢量阵能够实现对目标的方位估计和水下运动目标的航迹跟踪,从而验证了该MEMS矢量水听器成阵的可行性,为工程化应用奠定了基础。MEMS vector hydrophone is a new type of underwater acoustic sensors. Its principle is introduced briefly. The deep-sea experimental research is conducted in order to verify the performance of target estimation of MEMS vector sensor array by using MUSIC algorithm. The experimental result verifies the effectiveness of MEMS vector sensor array, it shows that the direction estimation and the tracking of underwater moving target can be achieved by using the MEMS vector sensor array. It establishes the theoretical foundation for engineering application.

关 键 词：MEMS矢量阵列 MUSIC算法 信号处理 

分 类 号：TB566[交通运输工程—水声工程]