When a continuous function, $${\displaystyle x(t),}$$ is sampled at a constant rate, $${\displaystyle f_{s}}$$ samples/second, there is always an unlimited number of other continuous functions that fit the … See more

• Nyquist frequency
• Nyquist ISI criterion
• Nyquist–Shannon sampling theorem
• Sampling (signal processing) See more

Long before Harry Nyquist had his name associated with sampling, the term Nyquist rate was used differently, with a meaning closer to what … See more

1. ^ The factor of $${\displaystyle {\tfrac {1}{2}}}$$ has the units cycles/sample (see Sampling and Sampling theorem). See more