DIAGNOSIS DEVICE FOR A VEHICLE MOUNTED DIRT REMOVAL DEVICE, A DIAGNOSIS METHOD AND A VEHICLE SYSTEM
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United States of America Patent
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Issued Date -
Jan 9, 2014
app pub date -
Jul 1, 2013
filing date -
Jul 3, 2012
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A diagnosis device of a dirt removal device for removing dirt of a vehicle mounted camera, including a characteristic quantity extraction part that extracts a characteristic quantity of the image of a particular area photographed by the vehicle mounted camera, a change determination part that determines a degree of changes through time series of the extracted characteristic quantity and a diagnosis part that diagnoses whether the dirt removal device of the vehicle mounted camera is operating normally or abnormally, when the dirt removal device implements a dirt removal operation of the lens surface, based on whether operating signals outputted are inputted and whether the degree of changes of the characteristic quantity inputted from the changes determination part is below or above a set threshold value.
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