Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Araz Yacoubian0
Date of Patent
December 9, 2008
0Patent Application Number
109024370
Date Filed
July 28, 2004
0Patent Primary Examiner
Patent abstract
A sensor comprises an optical modulator that generates a modulation signal, an interferometer that mixes an acoustic signal evoked by a pulsed laser with the modulation signal to down-convert the acoustic signal to lower frequencies, and a photodetector that detects the down-converted signal.
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