DIRECTIONAL MICROPHONE MODULE
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United States of America Patent
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Feb 9, 2016
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Feb 10, 2015
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Abstract
The present invention relates to a microphone module comprising at least two directional microphones having different polar patterns and a single front sound inlet and a single rear sound inlet. The present invention provides a compact and space saving microphone module being less sensitive for mismatch or drift between the applied directional microphones and thereby very robust in directional performance. The microphone module of the present invention is, in particular, suitable in relation to hearing aid applications. The present invention further relates to an associated method for handling and processing signals from the at least two directional microphones.
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