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:
Aug. 18, 2015
Filed:
Jun. 19, 2014
Applicant:
Southwest Sciences Incorporated, Santa Fe, NM (US);
Inventors:
David Christian Hovde, Cincinnati, OH (US);
Anthony Gomez, Santa Fe, NM (US);
Assignee:
Southwest Sciences Incorporated, Santa Fe, NM (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/10 (2006.01); G01N 21/25 (2006.01);
U.S. Cl.
CPC ...
G01N 21/255 (2013.01);
Abstract
A spectrometer comprising an optical cavity, a light source capable of producing light at one or more wavelengths transmitted by the cavity and with the light directed at the cavity, a detector and optics positioned to collect light transmitted by the cavity, feedback electronics causing oscillation of amplitude of the optical signal on the detector at a frequency that depends on cavity losses, and a sensor measuring the oscillation frequency to determine the cavity losses.