| 基于传声器阵列的声定位成像系统研究与设计 |
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| 引用本文： | 刘言,赵平. 基于传声器阵列的声定位成像系统研究与设计[J]. 电子设计工程, 2014, 0(6): 117-120 |
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| 作者姓名： | 刘言 赵平 |
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| 作者单位： | 西北工业大学电子信息学院,陕西西安710129 |
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| 摘 要： | 为了实现对室内声源定位的目的,文中对其中的两个关键技术：时延估计、定位算法做了深入的研究.通过使用高保真监听拾音器、多功能信号采集器MPS010602,以及结合简单的数据采集图形化编程软件LabVIEW,搭建了软硬件设计系统,讨论了五元十字阵列在不同条件下的定位精度.实验应用表明：该系统可以创新性的对多个声源判决定位,并且提高了声阵列定位成像系统在细节上的分辨能力.
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| 关 键 词： | 声定位 时延估计 LabVIEW 五元十字阵列 |
Design and research of acoustic positioning imaging system based on microphone arrays |
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| LIU Yan,ZHAO Ping. Design and research of acoustic positioning imaging system based on microphone arrays[J]. Electronic Design Engineering, 2014, 0(6): 117-120 |
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| Authors: | LIU Yan ZHAO Ping |
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| Affiliation: | 1.School of Electronics and Information, Northwestern Polytechnical Universit, Xi＇an 710729, China;) |
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| Abstract: | In order to satisfy the requirement of locating indoor acoustic targets,the two key technologies：Time Dely Estimation,Positioning algorithm has been researched by this paper.Through the High-fidelity listening pickups,Multifuncfion signal acquisition （MPS010602）,combined with a simple data acquisition and graphical programming software LabVIEW,hardware and software design systems has been built,which is used to discuss the positioning accuracy of fiveelement across array under different conditions.Experimental application shows：Judgment of the plurality of sound sources can be innovative positioned by the system,and improve sound positioning array imaging system＇s ability to distinguish in detail. |
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| Keywords: | acoustic positioning time dely estimation LabVIEW five-element across array |
| 本文献已被 CNKI 维普 等数据库收录！ |
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