Sound Masking Apparatus and Sound Masking Method
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United States of America Patent
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Issued Date -
Sep 22, 2016
app pub date -
Mar 18, 2016
filing date -
Mar 20, 2015
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Abstract
A sound masking apparatus includes a reproduction processor configured to detect periodicity in a masker sound and add a delay to the masker sound in accordance with a detection result of the periodicity. The sound masking apparatus can prevent an unbalanced sound pressure distribution of masker sounds within an acoustic space without causing discomfort to a listener.
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