VEHICLE SPEED ESTIMATING APPARATUS
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United States of America Patent
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Issued Date -
Sep 26, 2024
app pub date -
Jul 21, 2023
filing date -
Mar 24, 2023
priority date (Note) -
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Abstract
A vehicle speed estimating apparatus includes a vehicle information receiver configured to receive travel information of a vehicle including a wheel speed, a motor torque, and a longitudinal acceleration of the vehicle, a wheel slip determiner configured to determine whether wheel slip occurs, a longitudinal acceleration calibrator configured to calibrate the longitudinal acceleration received from the vehicle information receiver, and a vehicle speed estimator configured for estimating, depending on a determination result of the wheel slip determiner, a vehicle speed using the wheel speed or the calibrated longitudinal acceleration.
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