What Is the Signal's Form and Duration from Its Complex Power Spectral Density?

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SUMMARY

The discussion focuses on the calculation of the signal's form and duration derived from the complex power spectral density defined as S(jw)=(1/(w*(w^2+a^2))*e^j90. Participants express confusion regarding the concept of complex power spectral density and seek assistance in solving the problem. The key takeaway is the need to understand the relationship between the spectral density and the time-domain signal representation.

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Homework Statement



"The complex power spectral density is :

S(jw)=(1/(w*(w^2+a^2))*e^j90

Find the form and duration of the signal."

Homework Equations


Any ideas on how to solve this ?[/B]

The Attempt at a Solution


What I've managed to calculate so far is:
http://tinypic.com/r/zydamr/9
 

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Never heard of a complex power spectral density.
 

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