Define cross correlation and auto-correlation?
Why is digital communication better than analogue communication?
What are FIR and IIR systems?
Define digital signal.
When a discrete time signal is called periodic?
How do you implement a fourth order Butterworth LP filter at 1kHz if sampling frequency is 8 kHz?
Define circular convolution.
State difference between analog and digital signals.
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Define sampling and aliasing.
What do you mean by radio environment in building?
Define cross correlation and auto-correlation?
What are the properties of correlation?
What are recursive and non recursive systems?