pulse modulation
- the formation of an intermittent carrier wave by the generation and transmission of a sequence of short, periodic pulses: used in radar
- the modulation of the amplitude, a characteristic, etc. of a sequence of pulses in order to convey information: often used in codes
See pulse modulation in American Heritage Dictionary 4
noun A system of modulation in which pulses are altered and controlled in order to represent the message to be communicated.
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