instantaneous frequency

instantaneous frequency
akimirkinis dažnis statusas T sritis automatika atitikmenys: angl. instantaneous frequency vok. Augenblicksfrequenz, f; Momentanfrequenz, f rus. мгновенная частота, f pranc. fréquence instantanée, f ryšiai: sinonimas – momentinis dažnis

Automatikos terminų žodynas. – Vilnius: Technika. . 2004.

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  • instantaneous frequency — akimirkinis dažnis statusas T sritis Standartizacija ir metrologija apibrėžtis Tam tikro vyksmo dažnis pasirinktąją akimirką. atitikmenys: angl. instantaneous frequency vok. Augenblicksfrequenz, f; Momentanfrequenz, f rus. мгновенная частота, f… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • instantaneous frequency — akimirkinis dažnis statusas T sritis fizika atitikmenys: angl. instantaneous frequency vok. Momentanfrequenz, f rus. мгновенная частота, f pranc. fréquence instantanée, f …   Fizikos terminų žodynas

  • instantaneous frequency — /ɪnstənˈteɪniəs ˌfrikwənsi/ (say instuhn tayneeuhs .freekwuhnsee) noun the rate of change of phase of an oscillation, expressed in radians per second divided by 2π …  

  • Frequency modulation — See also: Amplitude modulation In telecommunications, frequency modulation (FM) conveys information over a carrier wave by varying its frequency (contrast this with amplitude modulation, in which the amplitude of the carrier is varied while its… …   Wikipedia

  • Instantaneous phase — In signal processing, the instantaneous phase (or local phase or simply phase ) of a complex valued function x(t), is the real valued function::phi(t) = arg(x(t))., (see arg function)And for a real valued signal s(t), it is determined from the… …   Wikipedia

  • Frequency domain — In electronics, control systems engineering, and statistics, frequency domain is a term used to describe the domain for analysis of mathematical functions or signals with respect to frequency, rather than time.[1] Speaking non technically, a time …   Wikipedia

  • frequency modulation — noun the use of a modulating wave to vary the instantaneous frequency of a carrier wave See Also: amplitude modulation, phase modulation, FM …   Wiktionary

  • Frequency deviation — (Δf) is used in FM radio to describe the maximum instantaneous difference between an FM modulated frequency and the nominal carrier frequency. The term is sometimes mistakenly used as synonymous with frequency drift, which is an unintended offset …   Wikipedia

  • Time-frequency analysis — is a body of techniques for characterizing and manipulating signals whose component frequencies vary in time, such as transient signals.Whereas the technique of the Fourier transform can be used to obtain the frequency spectrum of a signal whose… …   Wikipedia

  • IFD — • Instantaneous Frequency Discriminator • International Federation for Documentation ( > IEEE Standard Dictionary ) • Image File Directory • Information Flow Diagram …   Acronyms

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