The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 07, 2010
Filed:
May. 18, 2006
Applicants:
François Xavier Filias, Lambesc, FR;
Jean-paul Petillon, Miramas, FR;
Richard Pire, Istres, FR;
Inventors:
Assignee:
Eurocopter, Marignane, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 13/58 (2006.01); G01S 13/93 (2006.01); G01S 15/58 (2006.01); G01S 15/93 (2006.01); G01S 17/58 (2006.01); G01S 17/93 (2006.01); G01S 13/00 (2006.01); G01S 15/00 (2006.01); G01S 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method of determining an estimated speed of an aircraft relative to ground being overflown by the aircraft, in which use is made of the sum of an acceleration measurement of the aircraft plus a difference value, the difference value being obtained from observation data or signals relating to a region of the ground.