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如题，在使用matlab计算fir滤波器系数的时候，比如设计一个低通滤波器，在截止频率处的衰减只有6dB，有没有其他的设计工具，可以定义其在截止频率处的衰减倍数，比如在截止频率处衰减60dB
你好，
参见：http://www.deyisupport.com/question_answer/microcontrollers/msp430/f/55/t/61300.aspx
