RAILCAR ACOUSTIC MONITORING SYSTEM AND METHOD OF USE
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United States of America Patent
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Issued Date -
Apr 4, 2024
app pub date -
Oct 16, 2023
filing date -
Aug 30, 2018
priority date (Note) -
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Abstract
A microphone assembly including an outer housing, an inner housing, a printed circuit board (PCB) and a cord. The outer housing includes an outer surface, an inner surface opposite the outer surface and defining an opening there through, and a plurality of attachment structures protruding from the inner surface thereof. The inner housing includes an outer surface, an opening, and a plurality of attachment structures protruding from the outer surface thereof. The PCB includes at least one micro-electromechanical systems (MEMS) microphone including an acoustic port. The PCB is coupled to the inner housing such that the acoustic port of the at least one MEMS microphone is positioned within the opening. The cord interconnects the attachment structures of the outer and inner housings, respectively, together.
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