discrete time representation of continuous time signals 1 physical signals are usually dened in continuous time but signal processing is done more eciently digitally and for discrete time signals a ...
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...Discrete time representation of continuous signals physical are usually dened in but signal processing is done more eciently digitally and for a x t specied by an c uncountable innite number values every interval whereas xd nts consists only one value each sampling key questions how much information can be preserved when represented as should discretized most after discretization it possible to reconstruct the reconstruction that case aliasing let xc sampled at instants nt give s here period f frequency samples second hz ts radians...