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Frequency-Dependent Damping

For frequency-dependent damping, consider the mapping

$\displaystyle \zbox{z^{-1}\leftarrow G(z)\,z^{-1}}
$

where $ G(z)$ is a lowpass filter satisfying $ \left\vert G(e^{j\omega T})\right\vert\leq 1$ , $ \forall\omega$


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``Artificial Reverberation and Spatialization'', by Julius O. Smith III, (From Lecture Overheads, Music 420).
Copyright © 2014-03-24 by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
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