## EE 451

**Homework Assignment 14 **

Due Dec. 4, 2000

- For the figure below, sketch the spectrum of v(n) and y(n) where I = 3.
- For the figure below, sketch the spectrum of v(n) and y(n) where D = 3.
- For the figure below, sketch the spectrum of x(n), v(n), w(n), y(n)
and y
_{a}(t).
- Problem 10.13. The total decimation factor should be 50.
For the filter designs, use a Kaiser window. Determine
the length of the window and beta for the window. Also, write down the
frequency response of the ideal filter.
- Design one-stage and two-stage interpolators to meet the following
specifications:
Original sampling rate: 200 Hz
Final sampling rate: 10,000 Hz
Passpand: 0 < F < 90 Hz
Transition band: 90 Hz < F < 100 Hz
Ripple: d1 = 0.01; d2 = 0.001

For the filter designs, use a Kaiser window. Determine
the length of the window and beta for the window. Also, write down the
frequency response of the ideal filter.

*
Bill Rison,
<rison@ee.nmt.edu >
*