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phase-modulation+wave

См. также в других словарях:

  • Phase modulation — (PM) is a form of modulation that represents information as variations in the instantaneous phase of a carrier wave.Unlike its more popular counterpart, frequency modulation (FM), PM is not very widely used. This is because it tends to require… …   Wikipedia

  • phase modulation — n. Radio variation in the phase of a carrier wave in accordance with some signal, as speech …   English World dictionary

  • phase modulation — phase′ modula tion n. elo elo radio transmission in which the carrier wave is modulated by changing its phase to transmit the amplitude and pitch of the signal • Etymology: 1925–30 …   From formal English to slang

  • phase modulation — noun modulation of the phase of the carrier wave • Syn: ↑PM • Hypernyms: ↑modulation …   Useful english dictionary

  • phase modulation — noun Date: 1930 modulation of the phase of a radio carrier wave by voice or other signal …   New Collegiate Dictionary

  • phase modulation — noun A method of sending information by modifying (modulating) the difference in phase (fraction of a wave length) between a signal and a reference. See Also: phase modulator …   Wiktionary

  • phase modulation — Electronics. radio transmission in which the carrier wave is modulated by changing its phase to transmit the amplitude and pitch of the signal. [1925 30] * * * …   Universalium

  • phase modulation — A method of modulating a sine wave carrier, so its phase is changed by an amount proportional to the instantaneous value of the modulating voltage …   Aviation dictionary

  • phase modulation — /feɪz mɒdʒəˈleɪʃən/ (say fayz mojuh layshuhn) noun radio transmission in which the carrier wave is modulated by changing its phase to transmit the amplitude and pitch of the signal …  

  • Continuous phase modulation — Passband modulation v · d · e Analog modulation AM · …   Wikipedia

  • Cross-phase modulation — (XPM) is a nonlinear optical effect where one wavelength of light can affect the phase of another wavelength of light through the optical Kerr effect. Contents 1 Applications of XPM 2 XPM in DWDM applications 3 See also …   Wikipedia

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