发明名称 |
DEVICE FOR MEASURING SPEED AND POSITION OF A VEHICLE MOVING ALONG A GUIDANCE TRACK, METHOD AND COMPUTER PROGRAM PRODUCT CORRESPONDING THERETO |
摘要 |
A device is provided for measuring speed and/or position of a vehicle moving along a guidance track, by day and by night, and doing so whatever the climatic conditions. Such a device includes at least one image capture apparatus delivering a sequence of digital images of an environment of the vehicle; an apparatus that determines the apparent motion of at least one visual index, called a primitive, between two images delivered by the image capture apparatus, so as to determine the apparent motion of said at least one visual index; and an apparatus that estimates speed and/or the position of the vehicle on the basis of the apparent motion of the at least one visual index. |
申请公布号 |
EP2718730(B1) |
申请公布日期 |
2015.11.18 |
申请号 |
EP20120729087 |
申请日期 |
2012.06.08 |
申请人 |
DESBORDES, JEAN-LUC;J.M.R. PHI |
发明人 |
DESBORDES, JEAN-LUC;CHÂTEL, NICOLAS |
分类号 |
G01P3/36;B61L25/02;G01C22/00;G01C23/00;G06T7/20 |
主分类号 |
G01P3/36 |
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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