Method and system for dampening noise or vibration using a motor

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United States of America Patent

PATENT NO 9394138
APP PUB NO 20130240302A1
SERIAL NO

13990117

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Abstract

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A system for active control of noise and/or vibration includes an electric machine; at least one sensor for sensing at least one of noise and vibration in the machine and generating at least one of an audio signal representing noise and a vibration signal representing vibration; a controller obtaining at least one of the noise signal and the vibration signal, the controller generating control signals to reduce at least one of noise and vibration in the machine; and power electronics receiving the control signals and generating drive signals for the machine.

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Patent Owner(s)

Patent OwnerAddress
OTIS ELEVATOR COMPANYONE CARRIER PLACE FARMINGTON CT 06032

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blanc, Arthur Providence, US 12 91
Blasko, Vladimir Avon, US 43 567

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