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Exam2_ans_new

# Exam2_ans_new - EEL 3135 Dr Fred J Taylor Professor Exam#2...

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EEL 3135 Dr. Fred J. Taylor, Professor Exam #2 Chapters 5-8 Name: ____________________________________ ID: _______________________________________ Instructions: Complete the quiz on the space provided in the Question section. When time is called, stop all work and follow the instructions provided. Any work that is not collected when called for will not be graded. The honor system will be strictly enforced. Allowed Open book Open notes Pocket calculators Figures and tables Disallowed Laptops can used as a calculator or access to WebCT, but no other Internet access allowed No cell phone use or text messaging. Topical Coverage: Chapters 1 through 4. Quiz basis: 100 points 1

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EEL 3135 Dr. Fred J. Taylor, Professor Question #1: Discrete-time System a. A discrete-time system, sampled at a f s =1 Samples/sec rate, has an impulse response h [k] = [1,0,1,1,0,1] and an input x [ k ] = u[k] - u[k-5] = [1,1,1,1,1]. Compute the output time-series y [ k ]= h [ k ] x [ k ]. [10] Using Chapter 5 techniques: k 0 1 2 3 4 5 6 7 8 9 x [k]* h 1 0 1 1 0 1 x [k-1]* h 0 1 0 1 1 0 1 x [k-2]* h 0 0 1 0 1 1 0 1 x [k-3]* h 0 0 0 1 0 1 1 0 1 x [k-4]* h 0 0 0 0 1 0 1 1 0 1 y 0 [ k ]= h x 0 [ k ] = 1 1 2 3 3 3 3 2 1 1 b. The steady-state frequency response of the filter
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Exam2_ans_new - EEL 3135 Dr Fred J Taylor Professor Exam#2...

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