To recover the signal from the carrier. For example, in a radio broadcast using amplitude modulation the audio signal is transmitted as the mean amplitude of a radio-frequency carrier so demodulation requires a circuit which measures the amplitude and filters out the carrier. There are many other kinds of modulation and corresponding demodulation.
Last updated: 1998-07-29
demo ♦ demodulate ♦ demodulation ♦ demo mode ♦ demon ♦ Demon Internet Ltd.
Try this search on Wikipedia, Wiktionary, Google, OneLook.