Which of the following relation is true if the signal x(n) is real?
For a signal x(n) to exhibit even symmetry, it should satisfy the condition | X(-ω)|=| X(ω)|.
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What is the energy density spectrum Sxx(ω) of the signal x(n)=anu(n), |a|<1?
What is the Fourier transform of the signal x(n) which is defined as shown in the graph below?
None of the mentioned
Which of the following condition is to be satisfied for the Fourier transform of a sequence to be equal as the Z-transform of the same sequence?
The sequencedoes not have both z-transform and Fourier transform.
If x(n) is a stable sequence so that X(z) converges on to a unit circle, then the complex cepstrum signal is defined as:
If cx(n) is the complex cepstrum sequence obtained from the inverse Fourier transform of ln X(ω), then what is the expression for cθ(n)?
What is the Fourier transform of the signal x(n)=u(n)?
If a power signal has its power density spectrum concentrated about zero frequency, the signal is known as:
What are the main characteristics of Anti aliasing filter?
In general, a digital system designer has better control of tolerances in a digital signal processing system than an analog system designer who is designing an equivalent analog system.
The term ‘bandwidth’ represents the quantitative measure of a signal.
If F1 and F2 are the lower and upper cutoff frequencies of a band pass signal, then what is the condition to be satisfied to call such a band pass signal as narrow band signal?
What is the frequency range(in Hz) of Electroencephalogram(EEG)?