ACCOUNTING DEVICE AND INFORMATION RECEIVING DEVICE OF COMMUNICATION SYSTEM FACILITATING MANAGEMENT OF ACCOUNTING FOR INFORMATION USE AND PROTECTING USERS PARTICULARLY WITH REGARD TO PRIVACY

摘要

PURPOSE: An accounting device and an information receiving device of a communication system are provided to enable users to use information cheaply, and to enable information providers to collect charges according to frequencies of information use. CONSTITUTION: An input unit is for inputting money information indicating an amount of money that is secured by a selected system and recorded in a recording medium. A discrimination unit(11) outputs a permission signal for permitting the use of information provided by an information provider(P), from a comparison of the money information to use charge information to which password information is added. A signal processing unit(17) processes encryption of the password information in response to the permission signal.