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Pricing tickets based on constructing tables of pricing units for sub-portions of a ticket

  • US 20070021989A1
  • Filed: 07/19/2005
  • Published: 01/25/2007
  • Est. Priority Date: 07/19/2005
  • Status: Active Grant
First Claim
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1. A method of pricing a sequence of transportation units, the method comprising:

  • receiving a set of sellable-units;

    encoding the set of sellable-units into a context-free grammar that represents possible ways that the sellable-units can be combined to produce valid tickets;

    producing a ticket from the encoded set of sellable units.

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