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.

Date of Patent:
Mar. 24, 2026

Filed:

Feb. 29, 2024
Applicant:

The Boeing Company, Arlington, VA (US);

Inventors:

José A. Fregnani, São José dos Campos, BR;

Maxim Constantijn Vos, Madrid, ES;

Geun I. Kim, Bothell, WA (US);

Felipe Turetta, São José dos Campos, BR;

Anselmo Eduardo Jorge Cortellazzi Filho, São Paulo, BR;

Assignee:

The Boeing Company, Arlington, VA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 23/00 (2006.01); B64D 43/02 (2006.01);
U.S. Cl.
CPC ...
G01C 23/005 (2013.01); B64D 43/02 (2013.01);
Abstract

The present disclosure provides a method of monitoring for an unstable approach of an aircraft during flight in one aspect, the method including: determining, using values of a ground speed and a height of the aircraft derived from measurements acquired during the flight, a specific energy of the aircraft during an approach phase of the flight. The method further includes determining a reference specific energy of the aircraft, defining an energy range relative to the reference specific energy, and visually displaying, using a first flight instrument of the aircraft, an indicator of the specific energy relative to the energy range.


Find Patent Forward Citations

Fregnani, José. (2026). Monitoring for unstable approach of aircraft using specific energy (U.S. Patent No. 12584765). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12584765

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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