Autocorrelator

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Wiktionary, Creative Commons Attribution/Share-Alike License
  • n. A device that modifies a signal with a delayed copy of itself in order to detect any periodic signal hidden in the noise
  • n. A device that uses interferometry to detect autocorrelation of optical beams
  • Word Usage
    "Pulse duration and average beam power was measured using an autocorrelator and a thermopile detector, respectively."