Travel assist device and method of controlling travel assist device
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United States of America Patent
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Jan 8, 2019
Grant Date -
Jan 18, 2018
app pub date -
Apr 9, 2015
filing date -
May 23, 2014
priority date (Note) -
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Abstract
Provided are a travel assist device capable of producing, in a preferred manner, warning vibrations notifying deviation of a vehicle with respect to a travel path, and a method of controlling the same. A travel assist device includes a travel assist control device that notifies a driver about an anti-deviation direction or a deviation direction by making a steering angular acceleration in the deviation direction and the steering angular acceleration in the anti-deviation direction different from each other when producing warning vibrations, wherein a time-derivative value of a steering angle of a steering wheel is defined as a steering angular velocity, and a time-derivative value of the steering angular velocity is defined as the steering angular acceleration.
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