(1) Ideal low-pass filter (no delay)

Numeric cutoff frequency

[Graphics:../Images/index_gr_19.gif]

Desired frequency response

[Graphics:../Images/index_gr_20.gif]

[Graphics:../Images/index_gr_21.gif]

Corresponding impulse response

[Graphics:../Images/index_gr_22.gif]
[Graphics:../Images/index_gr_23.gif]
[Graphics:../Images/index_gr_24.gif]
[Graphics:../Images/index_gr_25.gif]

[Graphics:../Images/index_gr_26.gif]


Converted by Mathematica      March 25, 2003