Method and system for determining the position of an object...

B - Operations – Transporting – 61 – L

Patent

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Details

B61L 25/02 (2006.01)

Patent

CA 2554069

The present invention is related to a method for determining the location and/or the positioning of an object, in particular a vehicle such as a train, moving along a known course, comprising the following steps : - determining an absolute position of the object with a first confidence interval, - determining a relative position of the object with a second confidence interval, - selecting the smaller confidence interval among the first and the second confidence interval, - determining said location and/or positioning of the object by means of the position corresponding to said smaller confidence interval.

La présente invention se rapporte à un procédé permettant de déterminer l'emplacement et/ou la position d'un objet, en particulier d'un véhicule tel qu'un train, se déplaçant sur une trajectoire connue. Le procédé selon l'invention comprend les étapes consistant: à déterminer une position absolue de l'objet avec un premier intervalle de confiance ; à déterminer une position relative de l'objet avec un second intervalle de confiance ; à sélectionner le plus petit intervalle de confiance entre les premier et second intervalles de confiance ; à déterminer ledit emplacement et/ou position de l'objet à l'aide de la position correspondant au plus petit intervalle de confiance.

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