US Patent 7397596 Surface and subsurface detection sensor
Patent 7397596 was granted and assigned to LER TECHNOLOGIES, INC. on July, 2008 by the United States Patent and Trademark Office.
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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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US Patent 07397596 Surface and subsurface detection sensor US Patent 7397596 Surface and subsurface detection sensor
Infobox
Patent Number
0739759600
Patent Number
739759600
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Current Assignee
Patent Jurisdiction
Patent Number
073975960
Date of Patent
July 8, 2008
0Patent Application Number
114377760
Date Filed
May 18, 2006
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
073975960
Date of Patent
July 8, 2008
0Patent Application Number
114377760
Date Filed
May 18, 2006
0Official Website
Patent Primary Examiner
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US Patent 07397596 Surface and subsurface detection sensor
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07397596
Date of patent
July 8, 2008
Patent application number
11437776
Date Filed
May 18, 2006
Patent primary examiner
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