Table Of Contents

filter design

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    Last Modified: March 8, 2017

    Designs filters.

    Computes the convolution matrix of an input vector.
    Uses frequency sampling to design a linear phase FIR filter.
    Uses cascading uniform coefficient filters of length l to design a digital FIR Gaussian filter.
    Creates an FIR Gaussian pulse-shaping filter.
    Designs a least-squares linear FIR filter.
    Designs a linear phase, equiripple, FIR filter using the Parks-McClellan algorithm.
    Returns the order and normalized frequencies of the lowest order linear phase FIR filter with a given specification.
    Computes the coefficients of a Savitzky-Golay FIR smoothing filter.
    Uses the window design method to design a linear phase FIR filter.
    Generates frequency spaces for 1D and 2D applications.
    Computes the s-domain Laplace transform frequency response.
    Computes the complex frequency response vector and the frequency vector of a filter.
    Computes the group delay of a filter.
    Designs an analog Bessel filter.
    Generates the zeros, poles, and gain of an analog Bessel lowpass filter of the order specified by n.
    Designs a Butterworth filter.
    Returns the order and natural frequency of the lowest order Butterworth filter with a given specification.
    Generates the zeros, poles, and gain of an analog Butterworth lowpass filter of the order specified by n.
    Designs a Chebyshev filter of type 1.
    Returns the order and natural frequency of the lowest order Chebyshev type 1 filter with a given specification.
    Generates the zeros, poles, and gain of an analog Chebyshev lowpass filter of type 1.
    Designs a Chebyshev filter of type 2.
    Returns the order and natural frequency of the lowest order Chebyshev type 2 filter with a given specification.
    Generates the zeros, poles, and gain of an analog Chebyshev type 2 lowpass filter.
    Designs an elliptic (Cauer) filter.
    Returns the order and natural frequency of the lowest order elliptic filter with a given specification.
    Generates the zeros, poles, and gain of an analog elliptic lowpass filter of the order specified by n.
    Designs a maximally flat (generalized Butterworth) digital filter.
    Uses the modified Yule-Walker method to create an IIR filter.
    Computes the impulse response of a filter.
    Transforms an analog lowpass filter to a bandpass filter.
    Transforms an analog lowpass filter to a bandstop filter.
    Transforms an analog lowpass filter to a highpass filter.
    Transforms an analog lowpass filter to a lowpass filter.
    Computes the phase delay vector and the frequency vector of a filter.
    Computes the phase response vector and the frequency vector of a filter.
    Designs a raised cosine filter.
    Computes the step response of a filter.
    Computes the zero phase response vector and the frequency vector of a filter.
    Plots zeros and poles.
    Unwraps phase angles along the specific dimension.

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