发明名称 Noise reduction apparatus and audio output apparatus
摘要 The FM broadcast is received and the FM demodulated FM composite signal is stereo demodulated, and when the high band components of the demodulated signal are few, the correction is conducted by using the signals just before and just after the noise generation period, and when the high band components are large, the interpolation is conducted by using a central value calculated from the value of a predetermined period before the noise generation period, and a central value calculated from the value of a predetermined period after the noise generation period.
申请公布号 US7551743(B1) 申请公布日期 2009.06.23
申请号 US20000617086 申请日期 2000.07.14
申请人 MITSUBISHI DENKI KABUSHIKI KAISHA 发明人 TSUJISHITA MASAHIRO;TSUJI MASAYUKI;TAURA KENICHI;ISHIDA MASAYUKI;ASANO EIZI
分类号 H04B15/00;G11B20/24;H04B1/16 主分类号 H04B15/00
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