| 摘要 |
<P>PROBLEM TO BE SOLVED: To use only a subset of devices and services and to easily utilize a plurality of services by combining the plurality of services. <P>SOLUTION: In this network system composed of one or more devices, a first device which has a storing means for storing service information provided by each device participating in the network, the first device which has a means for retrieving services to be provided according to a relation to a connectable second device when receiving a request for services from the second service, and a proxy service providing devices or the like which is provided with a means for duplicating services according to a retrieval result and providing the duplicated service to the second device are provided. <P>COPYRIGHT: (C)2008,JPO&INPIT |
