The present invention relates to an AV network construction apparatus A, comprising: a 1394 link 10 for connecting lines employing an interface of IEEE1394 standard, an information receiving/transmitting means 11, a protocol processing means 12, a virtual device function processing means 20, an integration...http://www.google.com/patents/US6769034?utm_source=gb-gplus-sharePatent US6769034 - Virtual AV network building device, virtual AV network building method, and recorded medium on which program concerning virtual AV network building method is recorded
