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Methods and apparatus to conditionally authorize content delivery at broadcast headends in pay delivery systems

  • US 8,996,421 B2
  • Filed: 05/15/2006
  • Issued: 03/31/2015
  • Est. Priority Date: 05/15/2006
  • Status: Expired due to Fees
First Claim
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1. A system comprising:

  • a transmitter to transmit a satellite broadcast signal receivable by a plurality of set-top boxes at respective ones of a plurality of customer premises;

    an interface including a circuit communicatively coupled to the transmitter to receive an authorization request from a first set-top box of the plurality of set-top boxes and to send a first public key and a private key to the first set-top box;

    an Internet-based content server communicatively coupled to the interface and to the first set-top box to receive first authorization data including a second public key from the interface, to receive from the first set-top box a content request for a video program, the content request including second authorization data based on the private key and the first public key and to, conditioned on the first authorization data and the content request, transmit the video program to the first set-top box via a terrestrial Internet protocol (IP) based signal; and

    a processor programmed to determine an authorization result based on the first and second authorization data.

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