Patent ID: 8560497

Claim:
An inter-home content sharing apparatus using one or more home network devices, the apparatus comprising: a home network protocol stack which communicates with a home network device, of the one or more home network devices, according to a home network protocol; a remote storage controller which receives a request for sharing content from the home network device through the home network protocol, connects to a remote storage, distinct from the home network device, uploads the content according to the received request, and extracts metadata of the content; a message controller which controls transception of a notification message including sharing information on the uploaded content to be shared with other apparatus; a sample data storage which downloads sample data of the content from the remote storage and stores the sample data; and a metadata controller which extracts sample data from the sample data storage and generates metadata based on the extracted sample data, wherein, the remote storage controller compares the stored sample data with sharing information on the uploaded content, connects to the remote storage, and downloads sample data which does not exist in the sample data storage, and wherein the sample data is a portion of the content for generating the metadata.