a type of modulation in which a train of pulses is used as the carrier wave, one or more of its parameters, such as amplitude, being modulated or modified in order to carry information
2.
the modulation of a continuous carrier wave by means of pulses
pulse modulation in American English
1.
the formation of an intermittent carrier wave by the generation and transmission of a sequence of short, periodic pulses: used in radar
2.
the modulation of the amplitude, a characteristic, etc. of a sequence of pulses inorder to convey information