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BROADCAST TRANSMITTER, A BROADCAST TRANSMITTING METHOD AND A BROADCAST RECEIVING METHOD

  • US 20110283307A1
  • Filed: 03/09/2011
  • Published: 11/17/2011
  • Est. Priority Date: 05/11/2010
  • Status: Abandoned Application
First Claim
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1. A broadcast transmitter comprising:

  • a viewer information memory configured to store viewer information regarding a viewer who signs up for a subscription;

    a generator configured to generate individual information regarding a conditional access to a content for each the viewer who signs up for the subscription based on the viewer information, the individual information comprising a first expiration date indicating an expiration date of the individual information and a second expiration date set independently of the first expiration date; and

    a transmitter configured to transmit a broadcast signal including the generated individual information.

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