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Hulsebos, E.M. (author), De Vries, D. (author), Boone, M.M. (author), Schuurmans, T.J.G. (author)
An audio system has a circular microphone array with a number of microphones arranged on a circle for receiving a sound field. A digital signal processor is provided for processing output signals from these microphones. To establish well controlled and sharp directivity patterns the audio system performs a weighted integration of the sound field...
patent 2004