Method of compensating for installation orientation of an attitude determining device onboard a craft

  • US 5,841,018 A
  • Filed: 12/13/1996
  • Issued: 11/24/1998
  • Est. Priority Date: 12/13/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A method of compensating for installation orientation of an attitude determining device on-board a mobile craft with respect to a reference coordinate system of said craft to obtain attitude information of said craft from said device based on an earth frame coordinate system, said method comprising the steps of:

  • installing said attitude determining device on-board said mobile craft at an unknown orientation with respect to said reference coordinate system of said craft;

    sensing the installation orientation of said attitude determining device with respect to said earth frame coordinate system when said craft is at rest to obtain a static orientation measurement of said device;

    measuring an attitude of said mobile craft with said attitude determining device; and

    compensating said craft attitude measurement of said device with said static orientation measurement to obtain attitude information of said craft'"'"'s reference coordinate system with respect to said earth frame coordinate system.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×