| 发明名称 |
A METHOD FOR DETERMINING THE STATE OF A ROAD SURFACE AND METHOD OF GENERATING A LOG OVER THE USE OF A VEHICLE. |
| 摘要 |
<p>A method for determining the state of a road surface on which a vehicle has travelled comprising the steps of: a) retrieving a signal (S) representative of the distance (D) between the wheel axle (12) and the vehicle body (14); b) providing, from said retrieved signal (S), a band pass filtered first component (S1); c) calculating a first value (V1) representative of an excitation degree of the first component (S1).</p> |
| 申请公布号 |
WO2008069729(A1) |
申请公布日期 |
2008.06.12 |
| 申请号 |
WO2007SE01082 |
申请日期 |
2007.12.04 |
| 申请人 |
VOLVO LASTVAGNAR AB;FRYK, PER-OLOV;OEIJER, FREDRIK |
发明人 |
FRYK, PER-OLOV;OEIJER, FREDRIK |
| 分类号 |
B60G17/0165;G01B7/28;G01C7/04;G01M99/00 |
主分类号 |
B60G17/0165 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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