Control device for vehicle lamp
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United States of America Patent
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Mar 16, 2021
Grant Date -
Jun 27, 2019
app pub date -
Dec 19, 2018
filing date -
Dec 27, 2017
priority date (Note) -
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Abstract
A control device for a vehicle lamp including an ECU configured to: i) receive a sensor signal and derive a total angle; ii) retain an initial set value of the vehicle posture angle, the initial set value being acquired in an initialization process; iii) retain a reference value of the vehicle posture angle, adjust an optical axis angle of the vehicle lamp in response to a change amount of a total angle during a stop of the vehicle, and retain a sum of the change amount of the total angle and the reference value of the vehicle posture angle as a new reference value; iv) not adjust the optical axis angle in response to a change amount of a total angle during traveling of the vehicle; and v) perform a predetermined reset process when a reset signal is received.
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