Pulse Frequency Modulation PFM 脉冲频率调制
PFM M Pulse Frequency Modulation 脉冲频率调制
PFM Pulse Frequency Modul 脉冲频次调制
A pulse frequency modulation (PFM) with discrete frequency is designed.
设计了一种离散频率的PF M控制方式。
This research is aimed to get higher quality functions by use of single- chip processor and way of pulse frequency modulated (PFM) or pulse width modulated (PWM).
用单片机作为控制手段，采用脉冲调频（或调宽）方法，达到了较理想的控制品质。
A pulse frequency modulation (PFM) circuit for retinal prosthesis, which generates electrical pulses with frequency proportional to the intensity of incident light, is presented.
提出了一种用于视网膜修复的脉冲频率调制电路结构。
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