| 摘要 |
An audio signal output device for outputting on the basis of an digital audio signal. A decision unit decides the inversion frequency of the polarities of the digital audio signal. A select unit switches the output of the audio signal output device in accordance with the decision result by the decision unit between an output based on a first interpolated digital audio signal interpolated by a first interpolation of the digital audio signal and an output based on a second interpolated digital audio signal interpolated by a second interpolation of the digital audio signal. ® KIPO & WIPO 2007
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