| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a level difference information acquisition system and a level difference information acquisition method which can realize information collection of each level difference on a road surface inexpensively and simply. <P>SOLUTION: The level difference information acquisition system is provided with a portable terminal comprising: position detecting means which detects a position on a road; level difference detecting means which detects the level difference present on the road surface; and transmitting means which transmits position information detected by the position detecting means and level difference information detected by the level difference detecting means, and a center comprising: receiving means which receives the information transmitted from the transmitting means of the portable terminal; level difference position specifying means which specifies a position of the level difference where the level difference occurs on the road surface based on the information received by the receiving means; and a database which stores data on the position of the level difference specified by the level difference position specifying means. <P>COPYRIGHT: (C)2012,JPO&INPIT |
