发明名称 METHOD FOR DETERMINING THE STATE OF A ROAD SURFACE AND METHOD OF GENERATING A LOG OVER THE USE OF A VEHICLE
摘要 A method for determining the state of a road surface on which a vehicle has traveled includes the steps of: a) retrieving a signal representative of the distance between the wheel axle and the vehicle body; b) providing, from the retrieved signal, a band pass filtered first component; c) calculating a first value representative of an excitation degree of the first component.
申请公布号 US2010312492(A1) 申请公布日期 2010.12.09
申请号 US20070518048 申请日期 2007.12.04
申请人 VOLVO LASTVAGNAR AB 发明人 FRYK PER-OLOV;OEIJER FREDRIK
分类号 G06F15/00;G01M99/00 主分类号 G06F15/00
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