Aliasing - Wikipedia Aliasing occurs whenever the use of discrete elements to capture or produce a continuous signal causes frequency ambiguity Spatial aliasing, particular of angular frequency, can occur when reproducing a light field or sound field with discrete elements, as in 3D displays or wave field synthesis of sound [12]
Aliasing and Sampling theorem - Analog Circuit Design Aliasing occurs when a sampler (of an analog to digital converter) periodically misses samples such that it sees the signal as a different frequency It is an unintentional form of undersampling Aliasing happens in signal processing when a signal is sampled at a rate lower than the Nyquist rate
What is aliasing? What causes it? How to avoid it? | WolfSound Aliasing is the effect of overlapping frequency components resulting from unsufficiently large sample rate In other words, it causes appearance of frequencies in the amplitude-frequency spectrum, that are not in the original signal
10. 5: Aliasing Phenomena - Engineering LibreTexts Aliasing, essentially the signal processing version of identity theft, occurs when each period of the spectrum of the samples does not have the same form as the spectrum of the original signal As has been shown, there can be infinitely many \((−B,B)\) bandlimited signals that sample to a given discrete time signal \(x_s\) at a rate \(\omega
Understanding Aliasing and Anti-Aliasing Techniques | RF . . . This article explains the basics of aliasing and introduces the anti-aliasing technique used to combat it Aliasing is a phenomenon that occurs during analog-to-digital (A D) conversion due to insufficient sampling rates
What is Aliasing and How It Is Reduced - Electronics Post In fact, aliasing is the phenomenon in which a high frequency component in the frequency-spectrum of the signal takes identity of a lower-frequency component in the spectrum of the sampled signal
What Is Aliasing In Audio? The Science, Sound, And How To . . . Essentially, aliasing occurs when a high-frequency signal is sampled at a rate that is too low, resulting in distortion and other unwanted artifacts As an audio engineer, it’s important to understand what aliasing is and how it can impact your work