Novel method for IIR filter matching (in: DSP and Plugin Devel…)

By: Ivantsov
2 Jun 11:21

I appreciate the comments.

This paper was just a gentle prologue in the world of digital filters and was written in parallel with some other ones, with the first goal to achieve an accurate, fast, harmonious and simple mapping between the analog and digital filter. We notice that all the trigonometric functions appearing in the digital magnitude response in the system of equation have vanished, letting elementary functions shine. After that, one is free to finetune the parameters, for example,…

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