...截止频率; 三步相移法; 三维形貌测量 中图分类号: T N29 文献标识码: A 文章编号: 1005 0086( 2011) 02 0272 05 [gap=927]Key words: Butterworth low pass filt er; cut off frequency; three step phase shift method; 3 D profile measurement ..
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cut-off frequency 截止频率 ; 截止频次 ; 为止频率
upper cut-off frequency [物] 上限截止频率 ; 上限截频 ; 下限截止频次 ; 通带上限
lower cut-off frequency 下限截止频次 ; [电子] 下限截止频率 ; 下限为止频率
nominal cut-off frequency [电] 额定截止频率
resistive cut-off frequency 负阻截止频率
Debye cut-off frequency 德拜截止频率
highter cut-off frequency 上限截止频率
B cut-off frequency B截止频率
Cut off frequency is the main factor influencing frequency properties of electrode circuits of common emitter, common base and common collector.
截止频率是影响共发射极、共基极和共集电极电路频率特性的重要因素。
The simulation result shows that the dynamic response and the detection precision in detection circuit can be greatly influenced by the cut-off frequency, order and type of low pass filter.
结果表明，低通滤波器的截止频率、阶数和类型对检测电路的动态响应过程、检测精度都有很大影响。
Using this model, the parameters of HEMT such as channel conductance, transconductance, gate capacitance, and cut-off frequency are derived.
由本文模型还推导出了HEMT沟道电导、跨导、栅电容和截止频率等微波参数表达式。
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