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Systems and methods for determining if objects are in a queue

  • US 20050117778A1
  • Filed: 12/01/2003
  • Published: 06/02/2005
  • Est. Priority Date: 12/01/2003
  • Status: Active Grant
First Claim
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1. A method comprising:

  • determining at least one position value of a first object;

    determining at least one position value of a second object; and

    comparing the position value of the first object with the position value of the second object to determine if the second object is in a queue with the first object.

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