| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To distinguish a processed motorcycle from an unprocessed motorcycle when the plurality of motorcycles approaches an ETC lane side by side. <P>SOLUTION: In this toll collection system, when detecting a vehicle passing a certain range of the ETC lane within a prescribed time by a first sensor 11 and a second sensor 12, an emission source of an electric wave is specified by an antenna element 33, a mark showing a position of an on-vehicle device (an external antenna 7) is superposed on an image of the passing vehicle imaged by a camera 32, and it is displayed on a display part 42 of a booth 40, so that the processed vehicle and the unprocessed vehicle approaching the ETC lane side by side can be identified. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
