风扇控制方法及音箱
本申请公开了一种风扇控制方法及音箱,该风扇控制方法通过获取音箱播放的音频信号中低频段信号的平均中心频率和均方根振幅,基于平均中心频率、均方根振幅以及扬声器的有效振动面积计算声学气流体积流量,基于音箱的基本总需求风量与声学气流体积流量之差得到风扇的实际执行风量,对实际执行风量进行转换得到驱动风扇调速的占空比。
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