阿摩線上測驗
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阿摩線上測驗
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2. [15%] Consider the system in Figure 2. Assume the average value of m(t) is zero and that the
maximum value of |m(t)| is M. Also assume that the square-law device is defined by
y(t)=2x(E)+10x2(t).
(a) Write the expression for y(t) in terms of m(t), cos(·), ωc, and t. (5%)