INFORMATION DELIVERY SYSTEM, INFORMATION DELIVERY METHOD, INFORMATION DELIVERY DEVICE AND INFORMATION DISPLAY DEVICE

摘要

PROBLEM TO BE SOLVED: To ensure advertising revenue of a service provider from an advertiser without giving unpleasantness to a user who receives service, and ensure a low-cost configuration and operation of a system. SOLUTION: When a server device comprising a content database 13 for storing delivery information (content data and advertisement data) and a user database for storing user data delivers delivery information to an Internet photo frame, the advertisement information amount of advertisement data delivered from the server device 2 to the Internet photo frame is controlled according to a preset usage rate of the user, and the delivery information is delivered according to a genre desired by the user.