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  1. Signal modulation - Wikipedia

    A modulator is a device or circuit that performs modulation. A demodulator (sometimes detector) is a circuit that performs demodulation, the inverse of modulation. A modem (from mod ulator– dem …

  2. MODULATE Definition & Meaning - Merriam-Webster

    The meaning of MODULATE is to tune to a key or pitch. How to use modulate in a sentence.

  3. Modulation | Definition, Types, & Facts | Britannica

    If amplitude is the only parameter of the carrier wave to be altered by the information signal, the modulating method is called amplitude-shift keying (ASK). ASK can be considered a digital version of …

  4. MODULATING | definition in the Cambridge English Dictionary

    His gentle introductory tone modulates into a coach's pre-game pep talk. Here we modulate from G major to A minor. You can also find related words, phrases, and synonyms in the topics: An elected …

  5. What is Modulation? - GeeksforGeeks

    Mar 27, 2026 · Modulated signals: The signals that are the combination of the carrier signals and modulation signals are modulated signals. The modulated signal is obtained after the modulation of …

  6. Modulation Basics: AM, FM, PM, QPSK, GMSK, GFSK, QAM and more

    Modulation Modulation is the process of "mounting" a low-frequency information signal (like your voice) onto a high-frequency carrier wave by changing its properties like amplitude, phase, or frequency. …

  7. Why Signals Are Modulated and Common Modulation Methods

    Mar 30, 2026 · The modulating baseband signal is digital, while the modulation process remains analog. In digital modulation, information is contained in the carrier's relative phase, frequency, or amplitude. …