| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide advertisement information matched with user's requirement as thoroughly as possible at suitable timing. <P>SOLUTION: An advertisement information DB 4 in an advertisement provision supporting server 2 stores information concerned with advertisement and an advertisement receiving condition DB 6 stores conditions concerned with advertisement which can be received by users. An advertisement information extraction part 12 successively reads out advertisement information from the advertisement information DB 4, judges whether the read advertisement information coincides with the advertisement receiving conditions stored in the advertisement receiving condition DB 6 or not and extracts the advertisement information whose coincidence is judged. A calendar DB 26 or the like stores the extracted advertisement information in each date corresponding to its provision period. Each of portable telephones of users A, B, C, etc. inputs a date on which each user utilizes advertisement information, transmits the date to the server 2, receives advertisement information on the specified date out of the advertisement information stored in the calendar DB in the server 2, and displays the received advertisement information. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
