US Patent 7602519 Information conveyance system and printing medium having IC chips

Additional information of visual information printed on a printing medium can be stored in a large volume and can be provided easily. A photograph is printed on a photograph printing paper roll embedded with an IC chip having unique ID. A Web server stores additional information of the photograph in relation to the unique ID, and the URL address of the Web server is written in a ROM of the IC chip. The URL address sent from a transmission unit of the IC chip is received by a terminal, and the terminal accesses the server based on the URL address to obtain the additional information.