| 摘要 |
PROBLEM TO BE SOLVED: To provide a route with high profit for a user, in response to the variations in the prices of articles in shops. SOLUTION: A route search device 100 is constituted of a variation information acquisition part 101, a determination part 102, a search part 103, and a position acquisition part 104. The variation information acquisition part 101 acquires variation information of the prices of the articles in the shops selling the articles. The determination part 102 determines whether the articles are purchased, based on the variation information acquired by the variation information acquisition part 101. The search part 103 searches for the route up to the shops, when it is determined that the articles will be purchased by the determination part 102. The position acquisition part 104 acquires the present position of own device. COPYRIGHT: (C)2007,JPO&INPIT |
