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Transient wave estimation: A multichannel deconvolution application

 

作者: J. V. Candy,   R. W. Ziolkowski,   D. Kent Lewis,  

 

期刊: The Journal of the Acoustical Society of America  (AIP Available online 1990)
卷期: Volume 88, issue 5  

页码: 2235-2247

 

ISSN:0001-4966

 

年代: 1990

 

DOI:10.1121/1.400120

 

出版商: Acoustical Society of America

 

关键词: SENSORS;ACOUSTICS;ARRAYS;TRANSIENTS;DECONVOLUTION;ALGORITHMS;SIGNAL PROCESSING

 

数据来源: AIP

 

摘要:

The evolution of new concepts in wave theory have led to proof‐in‐principle experiments aimed at validating the generation of a specified wave front. Not only have these concepts initiated research in transient wave theory, but they have also caused renewed effort in multichannel signal processing. In this paper, the development of a processor to deconvolve a transient acoustic wave from sensor array measurements is discussed. The design of the multichannel deconvolver coupled with model‐based signal processing techniques using acoustic pressure field measurements is discussed. Here, it is shown that an efficient solution to this problem can be obtained using a vector form of the Levinson–Wiggins–Robinson (LWR) algorithm.

 

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