getFilter

Get underlying FIR filter

Description

example

filter = getFilter(DF) returns the underlying FIR filter, filter, used to implement the differentiator, DF.

Examples

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Create a dsp.Differentiator System object with default properties.

DF = dsp.Differentiator;

Use getFilter to get the underlying FIR filter, filter, which implements the differentiator, DF.

filter = getFilter(DF)
filter = 
  dsp.FIRFilter with properties:

            Structure: 'Direct form'
      NumeratorSource: 'Property'
            Numerator: [1x60 double]
    InitialConditions: 0

  Show all properties

Input Arguments

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Differentiator filter, specified as a dsp.Differentiator System object.

Output Arguments

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Underlying filter used to implement the differentiator, returned as a filter System object.

See Also

System Objects

Introduced in R2016a