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Soit le signal échantillonné . On a calculé sa TFD et on a obtenu le spectre ...
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Soit le signal échantillonné . On a calculé sa TFD et on a obtenu le spectre suivant : Let's take the sampled signal . We calculate its DFT and we obtain the following spectrum:
Donner l'expression temporelle du signal qui a conduit à ce spectre :Give the definition of the signal that leads to this spectrum:
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