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Superdirective Beamforming with Circular Arrays

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Design of Circular Differential Microphone Arrays

Part of the book series: Springer Topics in Signal Processing ((STSP,volume 12))

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Abstract

In this chapter, we derive all kind of superdirective beam formers for both linear and circular arrays. We also show how these beamformers are strongly related to DMAs as both approaches lead to large array gains, i.e., supergains.

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References

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  3. J. Benesty and J. Chen, Study and Design of Differential Microphone Arrays. Berlin, Germany: Springer-Verlag, 2012.

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  6. P. J. Davis, Circulant Matrices. New York, USA: John Wiley & Sons, Inc., 1979

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  7. C. Pan, J. Chen, and J. Benesty, “Performance study of the MVDR beamformer as a function of the source incident angle,” IEEE/ACM Trans. Audio, Speech, Lang.Process., vol. 22, pp. 67–79, Jan. 2014.

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Author information

Authors and Affiliations

  1. INRS-EMT, University of Quebec, Montreal, Québec, Canada

    Jacob Benesty

  2. Northwestern Polytechnical University, Xi’an, Shaanxi, China

    Jingdong Chen

  3. Department of Electrical Engineering, Technion, Israel Institute of Technology, Haifa, Israel

    Israel Cohen

Authors
  1. Jacob Benesty
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  2. Jingdong Chen
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  3. Israel Cohen
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Corresponding author

Correspondence to Jacob Benesty .

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© 2015 Springer International Publishing Switzerland

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Benesty, J., Chen, J., Cohen, I. (2015). Superdirective Beamforming with Circular Arrays. In: Design of Circular Differential Microphone Arrays. Springer Topics in Signal Processing, vol 12. Springer, Cham. https://doi.org/10.1007/978-3-319-14842-7_6

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  • DOI: https://doi.org/10.1007/978-3-319-14842-7_6

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  • Publisher Name: Springer, Cham

  • Print ISBN: 978-3-319-14841-0

  • Online ISBN: 978-3-319-14842-7

  • eBook Packages: EngineeringEngineering (R0)

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