Define cross correlation and auto-correlation?
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What is sectioned convolution?
What is linear and nonlinear systems?
State difference between analog and digital signals.
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Define digital signal.
When a discrete time signal is called periodic?
Express the discrete time signal x(n) as a summation of impulses.
Define signal sampling?
What is BIBO stability?
Tell me the steps involved in demodulating a signal.
what is dirac delta function and its fourier transform and its importance?
What are FIR and IIR systems?
What is the basic concept of frequency re-use?