Communications – electrical: acoustic wave systems and devices – Distance or direction finding – With electromagnetic wave
Reexamination Certificate
2007-03-13
2007-03-13
Pihulic, Dan (Department: 3662)
Communications, electrical: acoustic wave systems and devices
Distance or direction finding
With electromagnetic wave
Reexamination Certificate
active
11277561
ABSTRACT:
The system and method in accordance with the present invention provides a non-contact detection and location of acoustic sources, which will be useful for locating signaling humans and will assist in the structural analysis of damaged building based upon structural movement. In accordance an embodiment of the present invention is provided a multi-beam, non-contact, laser vibrometer adapted to locate, via triangulation, an acoustic source buried underground.
REFERENCES:
patent: 4121470 (1978-11-01), Dahms
patent: 4925297 (1990-05-01), Brown
patent: 6301967 (2001-10-01), Donskoy et al.
Pihulic Dan
Sauter Molly L.
Smith & Hopen , P.A.
University of South Florida
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