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.:

US 9423799 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 23, 2016

Filed:

Aug. 11, 2014
Applicant:

The United States of America As Represented BY the Administrator of the National Aeronautics & Space Administration (Nasa), Washington, DC (US);

Inventors:

Minghong G. Wu, Sunnyvale, CA (US);

Steven M. Green;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05D 1/04 (2006.01); G05D 1/06 (2006.01); G08G 5/00 (2006.01);
U.S. Cl.
CPC ...
G05D 1/042 (2013.01); G05D 1/0607 (2013.01); G08G 5/0004 (2013.01); G08G 5/0047 (2013.01);
Abstract

An information processing system and method for adaptively selecting an aircraft descent flight path for an aircraft, are provided. The system receives flight adaptation parameters, including aircraft flight descent time period, aircraft flight descent airspace region, and aircraft flight descent flyability constraints. The system queries a plurality of flight data sources and retrieves flight information including any of winds and temperatures aloft data, airspace/navigation constraints, airspace traffic demand, and airspace arrival delay model. The system calculates a set of candidate descent profiles, each defined by at least one of a flight path angle and a descent rate, and each including an aggregated total fuel consumption value for the aircraft following a calculated trajectory, and a flyability constraints metric for the calculated trajectory. The system selects a best candidate descent profile having the least fuel consumption value while the flyability constraints metric remains within aircraft flight descent flyability constraints.


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Wu, Minghong. (2016). Optimum strategies for selecting descent flight-path angles (U.S. Patent No. 9423799). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9423799

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