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== LECTURE on September 11, 2009 == | == LECTURE on September 11, 2009 == | ||
| − | The perfect reconstruction of '''<math>x(t)</math>''' from '''<math>x_s(t)</math>''' is possible if '''<math>X(f)</math>''' | + | The perfect reconstruction of '''<math>{x(t)}</math>''' from '''<math>x_s(t)</math>''' is possible if '''<math>X(f) = 0</math>''' when '''<math>|f| \ge {1/(|2T|)}</math>''' |
Revision as of 15:28, 22 September 2009
LECTURE on September 11, 2009
The perfect reconstruction of $ {x(t)} $ from $ x_s(t) $ is possible if $ X(f) = 0 $ when $ |f| \ge {1/(|2T|)} $
