plural of R-module

plural of Clifford module

plural of lunar module

plural of e-module

plural of load module

plural of Subscriber Identity Module

A method of sending information by modifying (modulating) the difference in phase (fraction of a wave length) between a signal and a reference.

(radio) A method of sending information by modifying (modulating) the intensity (amplitude) of a carrier wave.

(sound, radio) the use of a modulating wave to vary the instantaneous frequency of a carrier wave

Any of a number of techniques whereby a series of information-carrying quantities occurring at discrete instances of time is encoded into a corresponding series of electromagnetic carrier pulses.