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modulated    音标拼音: [m'ɔdʒjuletɪd] [m'ɔdʒuletɪd]
受调

受调

modulated
调变

modulated
adj 1: changed or adjusted in pitch, tone, or volume [ant:
{unmodulated}]
2: altered in volume as well as tone or pitch

modulated \modulated\ adj. (Electronics)
1. Having either amplitude, intensity, frequency, or phase
altered at intervals to represent information to be
transmitted; -- of the carrier wave of a radio signal
transmitted from one device to another for the purpose of
conveying information. Opposite of {unmodulated}.
[Narrower terms: {frequency modulated}; {amplitude
modulated}]
[WordNet 1.5]

2. altered in volume as well as tone or pitch.
[WordNet 1.5]


Modulate \Mod"u*late\, v. t. [imp. & p. p. {Modulated}; p. pr. &
vb. n. {Modulating}.] [L. modulatus, p. p. of modulari to
measure, to modulate, fr. modulus a small measure, meter,
melody, dim. of modus. See {Mode}.]
1. To form, as sound, to a certain key, or to a certain
portion.
[1913 Webster]

2. To vary or inflect in a natural, customary, or musical
manner; as, the organs of speech modulate the voice in
reading or speaking.
[1913 Webster]

Could any person so modulate her voice as to deceive
so many? --Broome.
[1913 Webster]

3. (Electronics) To alter the amplitude, frequency, phase, or
intensity of (the carrier wave of a radio signal) at
intervals, so as to represent information to be conveyed
by the signal; -- a technique used to convey information
by means of radio waves transmitted by one electronic
device and received by another.
[WordNet 1.5]


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  • MODULATE Definition Meaning - Merriam-Webster
    The meaning of MODULATE is to tune to a key or pitch How to use modulate in a sentence
  • MODULATE Definition Meaning | Dictionary. com
    MODULATE definition: to regulate by or adjust to a certain measure or proportion; soften; tone down See examples of modulate used in a sentence
  • Modulated - definition of modulated by The Free Dictionary
    To regulate or adjust to a certain degree: physiological mechanisms that modulate the body's
  • MODULATE | definition in the Cambridge English Dictionary
    Modulate your tone of voice when speaking in court With non-baseband transmission, the signal that we want to get across is modulated on a carrier You're not playing an instrument so much as you're gently nudging a series of modulating sounds in a general direction
  • MODULATE definition and meaning | Collins English Dictionary
    to regulate by or adjust to a certain measure or proportion; soften; tone down 2 to alter or adapt (the voice) according to the circumstances, one's listener, etc 3 Music a b 4 Telecommunications
  • modulate verb - Definition, pictures, pronunciation and usage notes . . .
    Definition of modulate verb from the Oxford Advanced Learner's Dictionary [transitive] modulate something (formal) to change the quality of your voice in order to create a particular effect by making it louder, softer, lower, etc
  • modulate - WordReference. com Dictionary of English
    to alter (the voice) according to the situation, one's listener, etc : modulated his voice instantly when he realized that his boss was listening mod•u•la•tion ˌmɑdʒəˈleɪʃən n [uncountable]
  • modulate - Wiktionary, the free dictionary
    modulate (third-person singular simple present modulates, present participle modulating, simple past and past participle modulated) (transitive) To regulate, adjust or adapt "Can you tell?" she asked, in a trembling but well modulated and sensual voice
  • What does MODULATED mean? - Definitions. net
    Modulated generally refers to the process of varying one or more properties of a periodic waveform, such as its amplitude, frequency, or phase It is often used in telecommunications and signal processing where an information signal is altered or modified in such a way to prepare it for transmission
  • Why Signals Are Modulated and Common Modulation Methods
    Content What is modulation? What are the signals being transmitted? What is the purpose of modulation? Why do signals need modulation? Modulation techniques in modern wireless communication Analog modulation Digital modulation Descriptions of modulation signals Analog vs digital modulation Reasons for the shift to digital in commercial systems Modulation formats PDM, intensity, IQ, and WDM





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