Self-contained flight data recorder with wireless data retrieval

  • US 6,898,492 B2
  • Filed: 03/13/2001
  • Issued: 05/24/2005
  • Est. Priority Date: 03/15/2000
  • Status: Expired due to Fees
  • ×
    • Pin Icon | RPX Insight
    • Pin
First Claim
Patent Images

1. A method of recording aircraft position data comprising:

  • providing an onboard flight data recorder unit and a ground-based data retrieving station, wherein said onboard flight data recorder unit is comprised of a single physical enclosure containing a central processing unit, a plurality of sensors for monitoring an aircraft'"'"'s condition, a global position system (GPS) receiver, a non-volatile memory for recording flight data and a wireless communications transceiver for retrieving said data, said flight data recorder mounted on an aircraft floor or wall;

    providing a GPS communications antenna;

    connecting the recorder to the aircraft power supply and ignition switch; and

    computing the difference between current and previous coordinates generated by the GPS receiver and then storing the difference instead of the coordinates thereby saving memory space.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×