Patent ID: 7143138

Claim:
A method of managing information, comprising: pre-registering predetermined information to be sent to at least one portable terminal in such a manner that said predetermined information is linked to first location information; detecting a current location of said at least one portable terminal such that said current location serves as second location information; comparing said second location information with said first location information to determine whether a distance between said second location information and said first location information is less than a predetermined distance, and comparing validity period information stored linked with said predetermined information with current date information so as to determine whether to send said predetermined information to said at least one portable terminal; and reading out said predetermined information linked to said first location information and sending said predetermined information to said at least one portable terminal, wherein the predetermined distance is determined by a particular user of the portable terminal for said predetermined information, and said pre-registering comprises receiving an information identification number input through said at least one portable terminal; reading out said predetermined information and said first location information corresponding to said information identification number from information storage means in which at least said predetermined information and said first location information are stored by being linked with said information identification number; and registering said predetermined information and said first location information read out from said information storage means on an individual portable terminal basis.