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quadrature mirror filter
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Quadrature mirror filter
In digital signal processing, a quadrature mirror filter is a filter most commonly used to implement a filter bank that splits an input signal into two bands. The resulting high-pass and low-pass signals are often reduced by a factor of 2, giving a critically sampled two-channel representation of the original signal.
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Filtro espejo en cuadratura
En Procesamiento Digital de Señales, un filtro espejo en cuadratura (del inglés Quadrature mirror filter, QMF) es un filtro que divide la señal de entrada en dos bandas submuestreadas por un factor 2. Además, ambas bandas (superior e inferior) de frecuencias se intercambian entre sí. Es decir, las frecuencias bajas se codifican como frecuencias altas y viceversa.
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quadrature mirror filter
kvadraturni zrcalni filtar
Free for individual usage/Besplatan za osobnu uporabu
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quadrature mirror filter
n.
(Computers) filter that splits an input signal into two bands which are subsampled by a factor of 2
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quadrature mirror filter
(ש"ע)
(מחשבים) מסנן המחלק אות כניסה לשני פסים אותם דוגמים ביחס של שתיים לאחד
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