To easily obtain secondary information such as detailed information on primary information such as advertisement carried on information media such as a newspaper at any time for a wide range of consumers and widely provide the secondary information impossible of being sufficiently transmitted through the information media for an information provider.
An information management center 3 having information provision servers corresponding to respective communication means such as a fax, a personal computer and a cellular phone attaches information code comprising a plurality of digits of number to the primary information such as the advertisement, an article and a program of the newspaper, a magazine, a television and a radio. At the same time, the center obtains the secondary information on the primary information from an information provider 5 to store it in each server and carries the primary information with the information code attached by the information provider on the information media. When the information user 2 connects to the server by the communication means and transmits the information code, the secondary information corresponding to the information code is output from the communication means of the information user.
HAYASHI YUICHIRO
MASUI DAISUKE
| JPH08272720A | 1996-10-18 | |||
| JP2001209688A | 2001-08-03 | |||
| JP2000287184A | 2000-10-13 |
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