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. 13, 2018

Filed:

Feb. 18, 2016
Applicant:

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

Inventors:

Michael K. Yetzbacher, Burke, VA (US);

Christopher W. Miller, Darnestown, MD (US);

Michael J. Deprenger, Chantilly, VA (US);

Andrew J. Boudreau, Washington, DC (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01J 3/26 (2006.01); G01N 21/45 (2006.01); G01N 21/41 (2006.01); G01J 3/02 (2006.01); G01J 3/45 (2006.01);
U.S. Cl.
CPC ...
G01J 3/26 (2013.01); G01J 3/021 (2013.01); G01J 3/45 (2013.01); G01N 21/41 (2013.01); G01N 21/45 (2013.01);
Abstract

A method of optical spectroscopy and a device for use in optical spectroscopy. The device includes a substrate, and a plurality of etalon cavities affixed to or coupled to the substrate. A signal is received from a Fabry-Perot interferometer. The signal is sampled using the device according to a generalized Nyquist-Shannon sampling criterion. The signal is sampled using the device according to a phase differential criterion for wave number resolution. An input spectrum for the signal is reconstructed based on the signal sampled according to the generalized Nyquist-Shannon sampling criterion and the signal sampled according to the phase differential criterion for wave number resolution.


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