MUTUAL LINK SYSTEM, INFORMATION PROCESSING DEVICE, MUTUAL LINK METHOD, AND PROGRAM CAUSING COMPUTER TO EXECUTE THE METHOD

摘要

Information in accordance with a user knowledge level can be acquired effectively and at a high speed by using mutual link of a personal network. In order to achieve this object, a mutual link system includes a communication network, a plurality of communication devices connected to the communication network, registration means for registering link information consisting of at least a part of communication destinations and communication devices registered in a communication destination list of each of the plurality of communication devices, and mutual link processing means connected to the communication network and having search control means for executing information search for link information registered in the registration means when an information search request is made from one of the plurality of communication devices.