METHOD OF PROCESSING A SIGNAL IN A HEARING INSTRUMENT, AND HEARING INSTRUMENT
First Claim
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1. A method of processing a signal in a hearing instrument, the method comprising the steps of:
- calculating a coherence between a plurality of microphone signals or microphone combination signals, the microphone signals or microphone combination signals having different directional characteristics;
determining an attenuation from the coherence; and
applying the attenuation to the signal.
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Abstract
A method of processing a signal in a hearing instrument includes the steps of calculating a coherence between two microphone signals or microphone combination signals having different directional characteristics, determining an attenuation from the coherence, and applying the attenuation to the signal.
49 Citations
17 Claims
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1. A method of processing a signal in a hearing instrument, the method comprising the steps of:
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calculating a coherence between a plurality of microphone signals or microphone combination signals, the microphone signals or microphone combination signals having different directional characteristics; determining an attenuation from the coherence; and applying the attenuation to the signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A hearing instrument or hearing instrument system, comprising a plurality of microphones and a signal processor in communication with the microphones, the processor being programmed to carry out a method comprising the steps of:
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calculating a coherence between a plurality of microphone signals or microphone combination signals, the microphone signals or microphone combination signals having different directional characteristics; determining an attenuation from the coherence; and applying the attenuation to the signal. - View Dependent Claims (16, 17)
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Specification