AnsweredAssumed Answered

What on earth is spectrum! help!

Question asked by qzhang on Jun 19, 2005
Latest reply on Jun 21, 2005 by mschif
hi, nice to see u all.
i am a student in Shanghai, China. I am now simulating different kind of mod-demod methods both with matlab and systemview.
a problem is that for one signal sequece, the matlab and systemview caculate and plot different spectrum! i feel puzzled. and then what are power spectrum and power spectrum density? what's the difference?
thank you, all.
best regards.