Patent ID: 6704419
Filing Date: 2004-03-09
Classification: H04W

Abstract:
An information providing system in which a mobile information terminal having a function of displaying an information on a screen by utilizing a radio wave and an information providing terminal are connected to each other through a network, said information providing system comprising:ciphering means provided in said information providing terminal, for ciphering a notice information body to be provided to said mobile information terminal; notice means provided in said information providing terminal, for notifying said mobile information terminal of an item of the notice information and the notice information body ciphered by said ciphering means; request means provided in said mobile information terminal, for requesting said information providing terminal to send a deciphering key of the notice information corresponding to the item selected when only the item of the notice information transmitted from said notice means is displayed; deciphering means provided in said mobile information terminal, for deciphering the corresponding notice information body on the basis of the deciphering key transmitted from said information providing terminal; and charging means provided in said information providing terminal, for charging for the notice information notified to said mobile information terminal according to the request of the deciphering key from said mobile information terminal.