SIGNAL PROCESSING DEVICE, HEADPHONE, AND SIGNAL PROCESSING METHOD
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United States of America Patent
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Jan 14, 2016
app pub date -
Jan 17, 2014
filing date -
Mar 12, 2013
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Abstract
A signal processing device includes: an input unit that accepts an input of a sound-source signal; a sound acquisition unit that acquires ambient sound to generate a sound-acquisition signal; a localization processing unit that processes at least one of the sound-source signal and the sound-acquisition signal so that a first position and a second position are different from each other, and mixes the sound-source signal and the sound-acquisition signal at least one of which is processed, to generate an addition signal, the first position being where a sound image based on the sound-source signal is localized, the second position being where a sound image based on the sound-acquisition signal being localized; and an output unit that outputs the addition signal.
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