Define time invariant system.
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What are recursive and non recursive systems?
What is sectioned convolution? Why is it performed?
Express the discrete time signal x(n) as a summation of impulses.
Write the expression for discrete convolution.
What is an anti aliasing filter? Why is it required?
What is impulse response? Explain its significance.
classifying discrete time systems.
When a discrete time signal is called periodic?
Define circular convolution.
Using four cascaded counters with a total of 8 bits, how many states must be deleted to achieve a modulus of 20,000?
What is linear and nonlinear systems?
How is the non-periodic nature of the input signal handled?