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:
May. 19, 1981
Filed:
Oct. 26, 1979
Applicant:
Inventors:
Donald Schmadel, Gaithersburg, MD (US);
William H Culver, Gaithersburg, MD (US);
Gordon Gould, Gaithersburg, MD (US);
Assignee:
Optelecom Incorporated, Gaithersburg, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02F / ; G02F / ;
U.S. Cl.
CPC ...
350 9629 ; 350 9619 ; 350373 ; 350358 ; 350359 ;
Abstract
Radiant energy is caused to modulate in phase and frequency in a single mode optical fiber by means of a relatively movable, spatially periodic perturbation.