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autocorrelator

   Also found in: Wikipedia 0.01 sec.
autocorrelator [‚ȯd·ō′kär·ə‚lād·ər]
(electronics)
A correlator in which the input signal is delayed and multiplied by the undelayed signal, the product of which is then smoothed in a low-pass filter to give an approximate computation of the autocorrelation function; used to detect a nonperiodic signal or a weak periodic signal hidden in noise.


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The resulting scattered light is collected by a second fibre and then analyzed using the established technique of Dynamic Light Scattering and the company's own BL9000AT digital autocorrelator.
The company product portfolio includes ultrafast laser oscillators and amplifiers based on Ti:Sapphire, Cr:Forsterite, Er- and Yb-doped fiber, supercontinuum sources, tabletop multi-terawatt systems; and a variety of measurement tools such as autocorrelators, SPIDER, cross-correlator and ultrafast dynamic measurement systems.
 
 
 
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