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System for Multiplexing Acoustic Emission (AE) InstrumentationAn acoustic monitoring device has at least two acoustic sensors with a triggering mechanism and a multiplexing circuit. After the occurrence of a triggering event at a sensor, the multiplexing circuit allows a recording component to record acoustic emissions at adjacent sensors. The acoustic monitoring device is attached to a solid medium to detect the occurrence of damage.
Document ID
20040000330
Acquisition Source
Headquarters
Document Type
Other - Patent
Authors
Prosser, William H. (NASA Langley Research Center Hampton, VA, United States)
Perey, Daniel F. (NASA Langley Research Center Hampton, VA, United States)
Gorman, Michael R. (NASA Langley Research Center Hampton, VA, United States)
Scales, Edgar F. (NASA Langley Research Center Hampton, VA, United States)
Date Acquired
September 7, 2013
Publication Date
September 30, 2003
Subject Category
Acoustics
Report/Patent Number
Patent Number: US-Patent-6,628,567
Patent Number: NASA-Case-LAR-15612-1
Patent Application Number: US-Patent-Appl-SN-333199
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-Patent-6,628,567|NASA-Case-LAR-15612-1
Patent Application
US-Patent-Appl-SN-333199

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