noun[mass noun] Electronics
A type of modulation in which pulses are varied in some respect, such as width or amplitude, to represent the amplitude of a signal.
- After covering the basics, Thurwachter launches into a fairly academic discussion of signal and fourier analysis, and amplitude, angle and pulse modulation and demodulation.
- As the author correctly states, the sensory code is represented by the number of spikes per unit time, which is still an analog code, corresponding to the technical term pulse modulation code.
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