Exam2 - Name _ ID Number _ EE661 -Modulation Theory Spring...

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Name ________________________ ID Number ____________________ EE661 -Modulation Theory Spring 2011 Midterm Exam #2 Instructions: This exam is closed book. However, you may bring in one sheet of notes which is limited to one side of an 8.5x11 (inch) sheet of paper. You may include any material you want on that sheet. You have 50 minutes to complete the exam. Be sure to budget your time wisely. Please provide adequate reasoning on all problems and work all problems on the paper provided. All problems are weighted as indicated below. If you are unclear on what you are supposed to do on any of the problems, please ask and I will be glad to clarify the question. Do not, however, ask me to help you solve the questions. Good Luck. 1 2 3 Total Score Maximum 25 30 45 100
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Problem 1. (30 points) For each case below, determine the number of states needed for the Viterbi algorithm used in the maximum likelihood sequence estimator. Be sure to justify your answer (i.e., explain why). (a) Coherent detection of binary full response CPFSK modulation with a rational modulation index (i.e., where
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Exam2 - Name _ ID Number _ EE661 -Modulation Theory Spring...

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