Recent content by banfina

rect(t) = \left\{ \begin{array}{11} 0 & \mbox{if } |t| > \frac{1}{2} \\ \frac{1}{2} & \mbox{if } |t| = \frac{1}{2} \\ 1 & \mbox{if } |t| < \frac{1}{2} \end{array} \right. http://en.wikipedia.org/wiki/Rectangular_function

Homework Statement Given two constants, A and B, what is the energy of the following signal? f(t) = A*rect(t) + B*rect(t-0.5) Homework Equations E_f = \int_{-\infty}^{\infty} |f(t)|^2 The Attempt at a Solution E_f = \int_{-\infty}^{\infty} [A*rect(t) + B*rect(t-0.5)]^2 dt =...