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Frequency Transformations

Transform filters to other forms, use features in a filter to develop another filter

Funzioni

FIR

`firlp2hp`	Transform FIR lowpass filter to Type I FIR highpass filter
`firlp2lp`	Transform FIR Type I lowpass to FIR Type 1 lowpass with inverse bandwidth

IIR

`iirbpc2bpc`	Transform IIR complex bandpass filter to IIR complex bandpass filter with different characteristics
`iirftransf`	IIR frequency transformation of digital filter
`iirlp2bp`	Transform IIR lowpass filter to IIR bandpass filter
`iirlp2bpc`	Transform IIR lowpass filter to complex bandpass filter
`iirlp2bs`	Transform IIR lowpass filter to IIR bandstop filter
`iirlp2bsc`	Transform IIR lowpass filter to complex bandstop filter
`iirlp2hp`	Transform lowpass IIR filter to highpass filter
`iirlp2lp`	Transform lowpass IIR filter to different lowpass filter
`iirlp2mb`	Transform IIR lowpass filter to IIR multiband filter
`iirlp2mbc`	Transform IIR lowpass filter to IIR complex multiband filter
`iirlp2xc`	Transform IIR lowpass filter to IIR complex N-point filter
`iirlp2xn`	Transform IIR lowpass filter to IIR real N-point filter
`iirpowcomp`	Power complementary IIR filter

Argomenti

Digital Frequency Transformations
Learn how to transform discrete-time filters.
References — Frequency Transformations
Suggested reading and sources for information about filter frequency transformations.