| 摘要 |
A service providing method of being notified of position information by terminals and providing services corresponding to the notified position information of the terminals includes determining movements of the terminals based on the notified position information; in a case where it has been determined that a difference between the movements of the terminals is equal to or less than a threshold, storing information indicating the determined terminals in an associating information database in a manner of being associated with each other; transmitting signals indicating notification modes of reduced notification frequencies of the position information to the associated terminals; and when the position information is notified by one of the associated terminals, using the notified position information as the position information of the one of the associated terminals and also as the position information of another one of the associated terminals. |
