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. 21, 2017
Filed:
Aug. 14, 2015
Applicant:
The United States of America, As Represented BY the Secretary of the Army, Washington, DC (US);
Inventors:
John M. Hall, Stafford, VA (US);
Christina X. Bourgeois, Alexandria, VA (US);
Assignee:
THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE ARMY, Washington, DC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/365 (2011.01); H04N 5/378 (2011.01);
U.S. Cl.
CPC ...
H04N 5/3653 (2013.01); H04N 5/378 (2013.01);
Abstract
The basis of the invention is an apparatus and a process by which a variable aperture stop mechanism coupled with imaging optics and detector processing electronics achieves measurements of detector pixel gain and level offsets without temporarily blocking the scene from the detector, and without the addition of any other exterior calibration equipment.