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Bilsen, F.A. (author), Soede, W. (author), Berkhout, A.J. (author)
Hearing-impaired listeners often have great difficulty understanding speech in situations with background noise (e.g., meetings, parties) . Conventional hearing aids offer insufficient directivity to significantly reduce background noise relative to the desired speech signal . Based on array techniques, microphone prototypes have been developed...
journal article 1993