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Distributed, interactive television program guide; system and method

  • US 9,060,099 B2
  • Filed: 05/15/2012
  • Issued: 06/16/2015
  • Est. Priority Date: 12/21/1999
  • Status: Expired due to Fees
First Claim
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1. A non-transitory computer readable medium storing a program of instructions executable by the computer to perform method steps comprising:

  • periodically receiving, at a device, program guide information from at least one server;

    wherein the device is in periodic communication with at least one server;

    for each periodically received program guide information, the device;

    extracting text from fields in the program guide information;

    processing the extracted text to create keys, each created key is associated with a program identifier;

    sorting the created keys;

    eliminating redundant keys from the created keys to create a set of unique keys so that each unique key is paired with a list of program identifiers corresponding to each occurrence of the unique key in the created keys before the elimination of redundant keys; and

    sorting the unique keys;

    accepting viewer alphanumeric input via a viewer interface on the device; and

    searching, by the device, the program guide information by comparing the unique keys to a viewer'"'"'s alphanumeric input.

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