METHOD OF DIAGNOSING BREAKDOWN OF HEAD UNIT AND CAMERA UNIT FOR VEHICLE
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United States of America Patent
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Issued Date -
Dec 8, 2016
app pub date -
Nov 20, 2015
filing date -
Jun 5, 2015
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Abstract
Disclosed is a method of diagnosing a failure of a head unit and a camera unit for a vehicle including: supplying an operation voltage to the camera unit by the head unit and storing a voltage supply time, when a vehicle gear of the vehicle is located in a set gear stage; storing a signal reception time, when the head unit receives an image signal transmitted by the camera unit; diagnosing whether the camera unit is operating normally based on the voltage supply time and the signal reception time; and storing a breakdown diagnosis result by the head unit, when it is diagnosed that the camera unit breaks down.
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