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* Indicates improved Version 6.8 functions.

bandpass | Designs a FIR linear phase bandpass filter |

bandstop | Designs a FIR linear phase bandstop filter |

diff | Designs a FIR differentiator |

highpass | Designs a FIR linear phase highpass filter |

hilbert | Designs a FIR Hilbert transformer |

kwbpass | Designs a Kaiser window FIR bandpass filter |

kwbstop | Designs a Kaiser window FIR bandstop filter |

kwhpass | Designs a Kaiser window FIR highpass filter |

kwlpass | Designs a Kaiser window FIR lowpass filter |

lowpass | Designs a FIR linear phase lowpass filter |

remez | Creates multiband FIR linear phase filters |

bessel* | Designs an IIR Bessel filter |

butterworth | Designs an IIR Butterworth filter |

cascade | Filters a time domain input with an IIR filter |

cheby1 | Designs an IIR Chebychev I filter |

cheby2 | Designs an IIR Chebychev II filter |

elliptic | Designs an IIR Elliptical filter |

filtbode* | Displays a Bode Plot of the frequency domain response |

filtgrpdelay* | Calculates group delay of any filter |

filtmag* | Calculates any filter magnitude response |

filtimp* | Calculates any filter impulse response |

filtphase | Calculates any filter phase response |

filtuphase* | Calculates any filter unwrapped phase response |

filtstep* | Calculates any filter step response |

cas2dir* | Converts Cascade form to Direct form |

cas2fir* | Converts Cascade form to impulse response form |

dir2cas* | Converts Direct form to Cascade form |

dircascade* | Combines multiple direct form filters |

fir2cas* | Converts FIR impulse form to Cascade form |

fir2dir | Converts FIR impulse form to Direct form |

fircascade* | Combines multiple FIR impulse response form filters |

iircascade* | Combines multiple IIR cascade biquad form filters |

quantize | Quantize filter coefficients to N bits |

filtdataF* | Apply any filter in the frequency domain |

filtdata* | Apply any filter in the time domain |

filtfilt* | Phaseless time domain filtering with any filter |

firfilterF | Apply FIR filter in the frequency domain |

firfilter* | Apply FIR filter in the time domain |

iirfilterF | Apply IIR filter in the frequency domain |

iirfilter* | Apply IIR filter in the time domain |

besselap* | Zeros, poles and gain of a fixed order analog low pass Bessel filter prototype |

besself* | Designs an analog low pass IIR Bessel filter |

filtzeros* | Calculates zeros of any filter |

buttap* | Zeros, poles and gain of a fixed order analog low pass Butterworth filter prototype |

butterm* | Legacy fixed order Butterworth filter design |

cheb1ap* | Zeros, poles and gain of a fixed order analog low pass Chebyshev I filter prototype |

cheb2ap* | Zeros, poles and gain of a fixed order analog low pass Chebyshev II filter prototype |

cheby1m* | Legacy fixed order Chebyshev I filter design |

cheby2m* | Legacy fixed order Chebyshev II filter design |

ellipap* | Zeros, poles and gain of a fixed order analog low pass elliptic filter prototype |

ellipm* | Legacy fixed order elliptic filter design |

filtpoles | Calculates poles of any filter |

firzeros | Calculates zeros of an FIR filter |

fullfir | Converts FIR filter to full band linear phase |

splane* | Pole-Zero plot of an analog filter |

unwrap | Phase unwrapping using Schafer's algorithm |

zplane | Pole-Zero plot of a digital filter |

zuphase* | Phase unwrapping from the complex frequency response |