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Aircraft N-number control system

  • US 5,703,591 A
  • Filed: 06/03/1996
  • Issued: 12/30/1997
  • Est. Priority Date: 06/03/1996
  • Status: Expired due to Term
First Claim
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1. An air traffic control system, comprising:

  • a receiver configured to receive first and second aircraft identification information signals representing respective first and second groups of alphanumeric characters corresponding to first and second aircraft, said second aircraft identification information signal being received subsequent to said first aircraft identification information signal; and

    a processor configured to process said first aircraft identification information signal into a first code signal representing a first alphanumeric code and said second aircraft identification information signal into a second code signal representing a second alphanumeric code, to determine whether said second alphanumeric code exceeds a specified degree of similarity to said first alphanumeric code, and to generate, as an output signal, either said second code signal if said second alphanumeric code does not exceed said specified degree of similarity to said first alphanumeric code or said second aircraft identification information signal if said second alphanumeric code exceeds said specified degree of similarity.

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