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:
Apr. 07, 2026

Filed:

Mar. 07, 2023
Applicant:

Eagle Technology, Llc, Melbourne, FL (US);

Inventors:

Donald A. Lieb, Melbourne, FL (US);

Robert Riley, Melbourne, FL (US);

Robert M. Taylor, Rockledge, FL (US);

Kerry T. Speed, Melbourne, FL (US);

Timothy E. Durham, Melbourne, FL (US);

Assignee:

EAGLE TECHNOLOGY, LLC, Melbourne, FL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01S 13/90 (2006.01); G01S 13/02 (2006.01);
U.S. Cl.
CPC ...
G01S 13/9056 (2019.05); G01S 13/9054 (2019.05); G01S 2013/0245 (2013.01);
Abstract

A synthetic aperture radar (SAR) for a flight vehicle may include an elongate phased array antenna oriented with a long axis in an elevation direction. The elevation direction is normal to a direction of flight of the flight vehicle. A transmitter is coupled to the elongate phased array antenna, and a receiver is coupled to the elongate phased array antenna. A controller is coupled to the transmitter and receiver and is configured to generate temporally alternating sets of receive beams for respective swaths to be used to form a SAR image across a surface below the flight vehicle. The same center frequency is used to create consistent SARs for all swaths, allowing for coherent combination between subsequent passes over the same swath.


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