A measurement method of electric pulse width combined digital and analog technique is proposed.
提出了一种数字技术与模拟技术相结合的电脉冲宽度测量法。
In other words, pulse width modulation is a modulation technique for generating variable width pulses to represent the amplitude of an input analog signal or wave.
或者换句话说，脉宽调制是一种调制技术，为发电可变脉冲宽度为代表的幅值输入模拟信号或波。
Two signal processing methods, one based on analog filters, the other based on digital lock-in amplifying technique, are developed and analyzed.
设计了基于模拟滤波器和基于数字锁相放大技术的两种红外气体传感器的信号处理方法。
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