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Interferometry vs Autocorrelator - What's the difference?

interferometry | autocorrelator |

As nouns the difference between interferometry and autocorrelator

is that interferometry is (physics) the design and use of optical or radio interferometers while autocorrelator is (electronics) a device that modifies a signal with a delayed copy of itself in order to detect any periodic signal hidden in the noise.

interferometry

English

(wikipedia interferometry)

Noun

(-)
  • (physics) the design and use of optical or radio interferometers

    • autocorrelator

    English

    Noun

    (wikipedia autocorrelator) (en noun)
  • (electronics) A device that modifies a signal with a delayed copy of itself in order to detect any periodic signal hidden in the noise
  • (electronics) A device that uses interferometry to detect autocorrelation of optical beams