Hearing system comprising a separate microphone unit for picking up a users own voice
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United States of America Patent
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Jan 2, 2018
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N/A
app pub date -
Feb 12, 2016
filing date -
Feb 13, 2015
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Abstract
A hearing system for communication with a mobile telephone comprises a hearing device and a separate microphone unit adapted for picking up a voice of a user. The microphone unit comprises a) a multitude M≧2 of input units for picking up or receiving a signal representative of a sound from the environment; b) an adaptive multi-input unit noise reduction system for providing an estimate Ŝ of a target signal s comprising the user's voice, the multi-input unit noise reduction system comprises a multi-input beamformer filtering unit configured to determine filter weights w(k,m) for providing a beamformed signal, wherein signal components from other directions than a direction of a target signal source are attenuated, whereas signal components from the direction of the target signal source are left un-attenuated; and c) antenna and transceiver circuitry for transmitting said estimate Ŝ of the user's voice to another device.
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