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1 абсолютная девиация частоты
(абсолютная) девиация частоты
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[IEV number 314-08-07]
девиация частоты
Наибольшее отклонение частоты модулированного сигнала от значения несущей частоты при частотной модуляции (ОСТ 45.159-2000.1 Термины и определения (Минсвязи России)).
[ http://www.iks-media.ru/glossary/index.html?glossid=2400324]EN
(absolute) frequency deviation
greatest difference between the instantaneous frequency of the frequency modulated wave and the average frequency of the carrier wave
[IEV number 314-08-07]FR
excursion (absolue) de fréquence
plus grande des différences entre la fréquence instantanée de l'onde modulée en fréquence et la fréquence moyenne de l'onde porteuse
[IEV number 314-08-07]Тематики
- измерение электр. величин в целом
- электросвязь, основные понятия
Синонимы
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Русско-немецкий словарь нормативно-технической терминологии > абсолютная девиация частоты
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2 амплитудная модуляция
амплитудная модуляция
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[IEV number 314-08-01]EN
amplitude modulation
process by which the amplitude of a periodic carrier wave is varied according to a specified law
NOTE – The result of this process is an amplitude modulated signal.
Source: 702-06-17 MOD
[IEV number 314-08-01]FR
modulation d'amplitude
opération par laquelle l'amplitude d'une onde porteuse périodique varie selon une loi spécifiée
NOTE – Le résultat de cette opération est un signal modulé en amplitude.
Source: 702-06-17 MOD
[IEV number 314-08-01]Тематики
- измерение электр. величин в целом
EN
DE
FR
Русско-немецкий словарь нормативно-технической терминологии > амплитудная модуляция
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3 огибающая амплитудно-модулированного сигнала
огибающая амплитудно-модулированного сигнала
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[IEV number 314-08-05]EN
envelope of an amplitude modulated signal
upper and lower boundary lines of the area which is swept by the carrier wave when plotted against time while the phase of the modulating signal is varied continuously through 360°
[IEV number 314-08-05]FR
enveloppe d'un signal modulé en amplitude
ensemble de deux courbes constituant les limites supérieures et inférieures de la zone balayée par l'onde porteuse, tracées en fonction du temps, lorsque la phase de l'onde modulante varie d'une façon continue sur 360°
[IEV number 314-08-05]Тематики
- измерение электр. величин в целом
EN
DE
FR
Русско-немецкий словарь нормативно-технической терминологии > огибающая амплитудно-модулированного сигнала
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4 фазовая модуляция
фазовая модуляция
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[IEV number 314-08-03]EN
phase modulation
process by which the phase of a carrier wave is varied, relative to a reference sine function, according to a specified law
NOTE – The result of this process is a phase modulated signal.
Source: 702-06-36 MOD
[IEV number 314-08-03]FR
modulation de phase
opération par laquelle la phase d'une onde porteuse, par rapport à une fonction sinusoïdale de référence, varie selon une loi spécifiée
NOTE – Le résultat de cette opération est un signal modulé en phase.
Source: 702-06-36 MOD
[IEV number 314-08-03]Тематики
- измерение электр. величин в целом
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DE
FR
Русско-немецкий словарь нормативно-технической терминологии > фазовая модуляция
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5 частотная модуляция
частотная модуляция
ЧМ
Модуляция синусоидального колебания путем изменения частоты в соответствии с амплитудными вариациями модулирующего сигнала.
[ http://www.vidimost.com/glossary.html]
частотная модуляция
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[IEV number 314-08-02]EN
frequency modulation
process by which the frequency of a carrier wave is varied according to a specified law
NOTE – The result of this process is a frequency modulated signal.
Source: 702-06-37 MOD
[IEV number 314-08-02]FR
modulation de fréquence
opération par laquelle la fréquence d'une onde porteuse varie selon une loi spécifiée
NOTE – Le résultat de cette opération est un signal modulé en fréquence.
Source: 702-06-37 MOD
[IEV number 314-08-02]Тематики
- измерение электр. величин в целом
Синонимы
- ЧМ
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DE
FR
Русско-немецкий словарь нормативно-технической терминологии > частотная модуляция
См. также в других словарях:
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