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Software conditional access system for a media delivery network

  • US 8,352,372 B1
  • Filed: 09/26/2001
  • Issued: 01/08/2013
  • Est. Priority Date: 04/02/2001
  • Status: Active Grant
First Claim
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1. A method for purchasing a media service from a media delivery service provider, the method comprising:

  • sending a request, by an application executing on a computer processor of a media distribution device, to the media delivery service provider requesting a media service;

    authenticating, by the application, the media distribution device by comparing a permanent virtual circuit established between the media distribution device and the media delivery service provider with a predetermined permanent virtual circuit defined and programmed by the media delivery service provider;

    upon determining the media distribution device is authenticated, the application implements;

    downloading a software key from the media delivery service provider to the media distribution device; and

    after a predetermined amount of time, automatically deleting the software key; and

    upon determining the media distribution device is not authenticated;

    downloading displayable data to the media distribution device from the media delivery service provider, the displayable data comprising a displayable request to contact a service representative of the media delivery service provider.

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