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Logical node identification in an information transmission network

  • US 8,289,993 B2
  • Filed: 03/08/2007
  • Issued: 10/16/2012
  • Est. Priority Date: 11/20/1998
  • Status: Expired due to Term
First Claim
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1. An apparatus for responding to a program request, the apparatus comprising:

  • a modulator;

    a session control manager;

    a processor; and

    memory storing computer-readable instructions that, when executed by the processor, cause the apparatus to;

    periodically provide a logical node identifier to a plurality of remote stations including a requesting remote station, wherein the logical node identifier identifies a correspondence between a hub having the plurality of remote stations and the session control manager, andwherein the session control manager, responsive to the program request from the requesting remote station, is configured to provide frequency and packet identification numbers (PIDs), indicative of a requested program, to the modulator, andwherein the modulator is configured to transmit the requested program for receipt by the requesting remote station, andwherein the session control manager is configured to receive the logical node identifier from the requesting remote station.

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