Results 231 to 240 of about 2,451,313 (284)
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1983
By frequency-domain analysis one generally means an analysis of systems based on representing input and output as linear combinations of sinusoidal functions. Such an analysis is most useful for studying the steady-state behavior of linear and time-invariant systems.
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By frequency-domain analysis one generally means an analysis of systems based on representing input and output as linear combinations of sinusoidal functions. Such an analysis is most useful for studying the steady-state behavior of linear and time-invariant systems.
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Psychoacoustic audio analysis in frequency domain.
The Journal of the Acoustical Society of America, 2010When evaluating the loudness sensation of an acoustical signal, the concept of energy summation in terms of the frequency components of the signal must be reformulated. There are 2 standardized methods for the calculation of the loudness of a signal.
Osses, Alejandro +2 more
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1993
Signal averaging is a gated summation of high temporal resolution surface ECG signals from several hundred beats, resulting in a high signal-to-noise ratio1. The technique has been used to study low voltage potentials at the end of the QRS complex2–12. These studies revealed high frequency low-amplitude signal in the terminal segment of the QRS complex
Josef Machac, J. Anthony Gomes
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Signal averaging is a gated summation of high temporal resolution surface ECG signals from several hundred beats, resulting in a high signal-to-noise ratio1. The technique has been used to study low voltage potentials at the end of the QRS complex2–12. These studies revealed high frequency low-amplitude signal in the terminal segment of the QRS complex
Josef Machac, J. Anthony Gomes
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ANALOGUE SIGNAL PREDICTOR: FREQUENCY-DOMAIN ANALYSIS
International Journal of Bifurcation and Chaos, 2007Frequency-domain analysis of the recently suggested analogue signal predictor is performed. In addition, the operation of the circuit is demonstrated in the high frequency and very high frequency ranges by means of PSPICE simulator employing high-speed operational amplifiers.
Meškauskas, Mantas +2 more
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Abstract This chapter reviews the essentials of the harmonic analysis of fractional processes in the frequency domain. Section 1 briefly sets out the theory of harmonic analysis and defines concepts such as transfer function and spectral density. Section 2 shows how this theory applies to the fractional model. Section 3 considers partial
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1988
The analysis of electrical signals is a fundamental problem for most engineers. As we have seen, even if the basic problem is not electrical, the parameters of interest are usually changed from pressure, force, temperature etc. into an electrical quantity by means of transducers.
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The analysis of electrical signals is a fundamental problem for most engineers. As we have seen, even if the basic problem is not electrical, the parameters of interest are usually changed from pressure, force, temperature etc. into an electrical quantity by means of transducers.
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2001
Although the differential equation is a basic system description, obtaining this equation can be tedious and time-consuming. Consequently for a time-invariant system this approach is avoided in practice, except in special cases. The Fourier and Laplace transforms offer an alternative approach for characterizing and analyzing these systems. Insight into
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Although the differential equation is a basic system description, obtaining this equation can be tedious and time-consuming. Consequently for a time-invariant system this approach is avoided in practice, except in special cases. The Fourier and Laplace transforms offer an alternative approach for characterizing and analyzing these systems. Insight into
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Frequency-Domain Participation Analysis for Electronic Power Systems
IEEE Transactions on Power Electronics, 2022Yicheng Liao, Xiongfei Wang
exaly