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公开(公告)号:US6124544A
公开(公告)日:2000-09-26
申请号:US364452
申请日:1999-07-30
CPC分类号: G10H3/188 , G10H3/125 , G10H2210/066 , G10H2240/241 , G10H2250/135
摘要: A method for detecting the pitch of a musical signal comprising the steps of receiving the musical signal, identifying an active portion of the musical signal, identifying a periodic portion of the active portion of the musical signal, and determining a fundamental frequency of the periodic portion of the musical signal.
摘要翻译: 一种用于检测音乐信号的音调的方法,包括以下步骤:接收音乐信号,识别音乐信号的有效部分,识别音乐信号的有效部分的周期部分,以及确定周期部分的基本频率 的音乐信号。