DIGITAL DISPLAY TERMINAL, CONTENTS SERVER, AND METHOD OF TRANSMITTING AND RECEIVING CONTENT

摘要

A digital display terminal, a contents server, and a method of transmitting and receiving content are disclosed. In the method, notification of a content distribution plan, including information about an ID of the specific content, overlay network ID information for the specific content, and an address of a tracker server function unit, is received from the contents server or another terminal within the overlay network. A list of terminals, included in the overlay network identified by the overlay network ID information, or a list of terminals, managed by the tracker server function unit identified by the address of the tracker server function unit, is received from the contents server or the other terminal. Held content information, indicating whether or not the specific content is held, is received from one or more of the terminals within the list, and the specific content is received from the one or more terminals.

主权项

1. A method by which a terminal receives contents over an overlay network, the method comprising:
receiving notification of a content distribution plan, including information about an ID of specific content, overlay network ID information for the specific content, and an address of a tracker server function unit of a contents server for the overlay network, from the contents server or another terminal within the overlay network; receiving a list of terminals, included in the overlay network identified by the overlay network ID information, or a list of terminals, managed by the tracker server function unit identified by the address of the tracker server function unit, from the contents server or the other terminal; receiving held content information, indicating whether or not the specific content is held, from one or more of the terminals within the list; and receiving the specific content from the one or more terminals based on the held content information.