A microphone array for hearing aids

Bernard Widrow
2001 Journal of the Acoustical Society of America  
A directional acoustic receiving system is constructed in the form of a necklace including an array of two or more microphones mounted on a housing supported on the chest of a user by a conducting loop encircling
doi:10.1121/1.4744590 fatcat:jrmazyqlqbbmhhpz3ntvn5njjq