METHOD AND SYSTEM FOR PROVIDING INFORMATION USING SEMANTIC INFORMATION NETWORK, INFORMATION RECEIVING METHOD, AND TRANSMISSION AND RECEIVING TERMINALS

摘要

PROBLEM TO BE SOLVED: To operate an information providing service by using a network without passing through an agent. SOLUTION: The terminals 31 to 33 of users transmitting data as an event and having a filter formed with an event type and acquisition conditions set to selectively receive the data transmitted as the event are connected to each other through a semantic information network 10. The schedule information of the users formed of the predicted items setting time and place is set as the acquisition conditions for the filter in the terminals 31 to 33 of the users. An information provider transmits, as the event, the information having effective time and place limited by the terminal 40. The information is received by the terminals 31 and 33 setting, as the filter, the schedule information matching the time and place of the transmitted information.