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Digital Signals

The process of taking individual values on a continuous signal at regular time intervals is called sampling.

Music on compact discs is stored digitally. The sampling rate is typically 44,100 samples per second (or 44.1 kHz).

Figure 2: A digital, or sampled, signal.
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``CMPT 165: Review'' by Tamara Smyth, Computing Science, Simon Fraser University.
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Copyright © 2011-12-05 by Tamara Smyth.
Please email errata, comments, and suggestions to Tamara Smyth<tamaras@cs.sfu.ca>
School of Computing Science,   Simon Fraser University