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Communication Systems
Week 15
Sampling, PAM,PWM, PPM
2
1. Sampling – the process of converting a continuous time signal to
discrete time signal so that computers can process the data
digitally.
2. Aliasing – the phenomenon where because of too low a sampling
frequency, the original signal is corrupted in a way that recovery is
not possible.
Sampling
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CS-lec15.pptx