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:
Mar. 18, 2014
Filed:
Jan. 20, 2011
Applicants:
Stephen Kubik, Milford, CT (US);
Vineet Sahasrabudhe, Cheshire, CT (US);
Alex Faynberg, Cheshire, CT (US);
Inventors:
Stephen Kubik, Milford, CT (US);
Vineet Sahasrabudhe, Cheshire, CT (US);
Alex Faynberg, Cheshire, CT (US);
Assignee:
Sikorsky Aircraft Corporation, Stratford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 23/00 (2006.01); G05D 1/00 (2006.01); G06F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of controlling the flight of a rotorcraft in a feed-forward/feedback architecture includes utilizing an aircraft plant model to control the rotorcraft performance; determining when an external load is coupled to the rotorcraft; and modifying an inverse plant when the external load is present.