| 摘要 |
<p>A network AV contents playback system, including:
an audio-visual terminal; and
a storage terminal, wherein
said audio-visual terminal establishes a first connection protected by authentication and encryption, to server providing AV contents on a network; acquires an authorization to use of said AV contents by said first connection, concurrently acquires download control information including AV contents location information that indicates a location of said AV contents on said network and license information about said AV contents; and transmits said acquired download control information to said storage terminal, and
said storage terminal acquires said download control information from said audio-visual terminal, downloads said AV contents from said server based on said AV contents location information via said network and stores said AV contents; acquires a license of said AV contents from said server based on said license information and stores the license; and uses said AV contents for a predetermined period based on said stored license.</p> |
