Discrete Time Fourier Transform Properties
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Question 1 of 4
1. Question
If signals and have discretetime Fourier transforms (DTFTs) and , what is the DTFT of ??
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Question 2 of 4
2. Question
A signal is applied to a linear timeinvariant system with impulse response . What is the DTFT of the output ? Hint: recall that has DTFT .
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Question 3 of 4
3. Question
A signal has DTFT . Use the properties of the DTFT to find the signal with DTFT .
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Question 4 of 4
4. Question
A signal has DTFT . Use the properties of the DTFT to find the DTFT of the signal .
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