Patent ID: 8655835

Claim:
An information generating device in an information communication system in which a plurality of contents and catalog information including a plurality of attribute information of the contents are distributed and saved in a plurality of node devices connected to a network, the information generating device comprising: memory storing: first catalog information that is distributed and saved in the plurality of node devices, the first catalog information including link information associating the plurality of attribute information with each other under a given rule; and computer readable instructions, and a processor that is configured to execute the computer readable instructions to: acquire, in response to updating the content of the attribute information included in the first catalog information, the updated attribute information; generate the link information to be used for updating the first catalog information on the basis of the acquired attribute information, and the first catalog information stored in the memory, and generate second catalog information including the generated link information and the updated attribute information; store in the memory the generated second catalog information; and update the first catalog information stored in the memory on the basis of the second catalog information stored in the memory.