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groupDelay

System object: dsp.DigitalDownConverter
Package: dsp

Group delay of filter cascade

Syntax

D = groupDelay(H,N)
[D,F] = groupDelay(H,N)

Description

D = groupDelay(H,N) returns a vector of group delays, D, evaluated at N frequency points equally spaced around the upper half of the unit circle. If you don't specify N, it defaults to 8192.

[D,F] = groupDelay(H,N) returns a vector of frequencies, F, at which the group delay has been computed.

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