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Signal Processing and Linear Systems I EE102A Pauly, Winter 2008-09 Midterm Exam NAME: You have 50 minutes for 4 problems. Please do preliminary...

problem 1c: Find F (j ω), the Fourier transform of f (t). Make sure to simplify your answer.

Signal Processing and Linear Systems I Pauly, Winter 2008-09 EE102A Midterm Exam NAME: You have 50 minutes for 4 problems. Please do preliminary calculations on your own scratch paper. (Do not hand in.) Show enough (neat) work in the clear spaces on this exam to convince us that you derived, not guessed, your answers. Put your Fnal answers in the boxes at the bottom of the page. You can use your course notes, homework sets, and quizes, calculator. Do not use your book. Problem Score 1 2 3 4 Total 1
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Problem 1. Computing Fourier Transforms (30 points) The signal f ( t ) is plotted below: 0 1 2 3 - 1 - 2 - 3 t f ( t ) 1 a) What symmetry will F ( j ω ) have? Will it be real, imaginary, or complex? The F ( j ω ) is: b) Find an expression for f ( t ): f ( t )= 2
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