Revision as of 10:03, 14 October 2014 by Han162 (Talk | contribs)


Questions and Comments for

DTFT of a Cosine Sampled Above and Below the Nyquist Rate

A slecture by ECE student Sahil Sanghani



Please post your reviews, comments, and questions below.



  • Review by Yijun Han

The derivations are clear and concise. When sampling at a sample frequency below the Nyquist rate, the reason why aliasing occurs is well explained. But there is a typo on the second figure. The frequency of the last delta should be 2pi*330/550 instead of 2pi*770/550.

    • Author answer here

  • Review by student 2
    • Author answer here

  • Review by student 3
    • Author answer here

  • Review by student 4
    • Author answer here

Back to ECE438, Fall 2014

Alumni Liaison

Ph.D. 2007, working on developing cool imaging technologies for digital cameras, camera phones, and video surveillance cameras.

Buyue Zhang