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Information communication system, content output apparatus, user apparatus, content delivery apparatus, and methods for controlling content output apparatus, user apparatus, and content delivery apparatus

  • US 20080249889A1
  • Filed: 04/08/2008
  • Published: 10/09/2008
  • Est. Priority Date: 04/09/2007
  • Status: Active Grant
First Claim
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1. An information communication system comprising a content output apparatus capable of outputting a content represented by content data stored in a content storage device, a content delivery apparatus for delivering content data to the content output apparatus, and a user apparatus carried by a user using the content output apparatus,wherein the user apparatus includes:

  • an owning information storage device for storing owned content information as list information about a content already purchased by a user of the user apparatus; and

    an owning information transmission control unit for transmitting the owned content information to a content output apparatus capable of wireless communication with the user apparatus,wherein the content output apparatus includes;

    a content purchase control unit for, when a user requests to purchase a content, transmitting a purchase request for content data along with purchaser information capable of specifying a user as a purchaser to the content delivery apparatus and storing content data received from the content delivery apparatus in the content storage device; and

    a content supplement control unit for, when the content storage device does not store content data for a content specified based on owned content information received from a user apparatus capable of wireless communication with the content output apparatus, transmitting a request to transmit unstored content data along with owner information capable of specifying a user of the user apparatus to the content delivery apparatus and storing content data received from the content delivery apparatus in the content storage device,wherein the content delivery apparatus includes;

    a content transmission control unit for, when receiving a purchase request for content data from the content output apparatus, storing purchase information about a content as a purchase history of a user specified based on purchaser information received with the purchase request and transmitting the content data to a requesting content output apparatus; and

    a content retransmission control unit for, when receiving a transmission request for content data from the content output apparatus, transmitting the content data to a requesting content output apparatus on condition that purchase information about the content is stored as a purchase history of a user specified based on owner information received with the transmission request.

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