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局部近场声全息的研究进展

, PP. 180-186

Keywords: 局部近场声全息,研究进展,综述

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Abstract:

局部近场声全息技术在解决实际工程问题时有优势,适于重建局部声场的各种声学量。阐述了局部近场声全息的技术原理及各种实现算法,并根据所提算法的创新性和受关注程度,把局部近场声全息技术归纳为4类:基于快速傅里叶变换的局部近场声全息技术;基于等效源的局部近场声全息技术;基于统计最优的局部近场声全息技术;基于边界元的局部近场声全息技术。分析了各种方法的原理、发展过程以及研究现状。最后,提出了局部近场声全息技术研究的发展方向。

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