Real and Complex Signals 1.1 2003/07/28 10:18:40 GMT-5 2003/07/28 10:23:19.884 GMT-5 Richard G. Baraniuk richb@rice.edu Mariyah Poonawala mariyah@rice.edu Prashant Singh prash@ece.rice.edu A real signal f t takes for each independent variable t a real value f t .

A complex signal f t takes for each independent variable t a complex value f t .