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DELIVERY SYSTEM, AGENT SERVER, AND DELIVERY METHOD

  • US 20110191404A1
  • Filed: 04/13/2011
  • Published: 08/04/2011
  • Est. Priority Date: 10/29/2008
  • Status: Abandoned Application
First Claim
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1. A delivery system comprising:

  • a delivery server that delivers delivery information to a delivery zone to which terminals belongs;

    a relay server that relays the delivery information between the delivery zones; and

    an agent server that controls the relay server so as to perform a relay operation between the delivery zones,wherein the agent server includesan audience number determining unit that determines whether or not the number of delivery requests, which are used to request for delivery, from the terminals located within the delivery zone is a predetermined threshold value or more; and

    a transmission control unit that controls the delivery server and/or the relay server so as to perform multicast transmission in a case where the number of the delivery requests is determined to be the predetermined threshold value or more by the audience number determining unit and controls the delivery server and/or the relay server so as to perform unicast transmission in a case where the number of the delivery requests is determined to be less than the predetermined threshold value by the audience number determining unit.

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