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:
Sep. 18, 2018

Filed:

Jul. 17, 2014
Applicant:

The United States of America, As Represented BY the Secretary of the Army, Washington, DC (US);

Inventors:

Daniel Charles Heinz, Perry Hall, MD (US);

Adam William Melber, Churchville, MD (US);

Michael Leonard Brennan, Howell, NJ (US);

Michael Steer, Raleigh, NC (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/14 (2006.01); G01V 3/10 (2006.01);
U.S. Cl.
CPC ...
G01V 3/10 (2013.01);
Abstract

Various embodiments are described that relate to a detector. The detector can include a loop functioning at a high frequency that emits a magnetic field. The magnetic field can be retrieved and a comparison can be made between the emitted magnetic field and the retrieved magnetic field. If there is substantially little difference between the emitted and retrieved field, then a determination can be that no object is present. Conversely, if there is a substantial difference between the emitted and retrieved field, then the determination can be that an object is present and thus the object is detected. If the object is present, the returned magnetic field can be further analyzed to determine the type of object that is detected.


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