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. 20, 1985
Filed:
Sep. 17, 1982
Applicant:
Inventors:
Scott C Rashleigh, Alexandria, VA (US);
Samuel J Petuchowski, Bethesda, MD (US);
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B / ;
U.S. Cl.
CPC ...
356351 ; 250227 ;
Abstract
A polarimetric Fabry-Perot sensor comprising a source of coherent polarized light, an optical cavity, preferably an optical fiber, capable of supporting two independent modes of that light and coated with partially reflecting material on both ends, a sensing element for detecting the external field that differentially affects the two modes, and means for measuring interference between the two modes.