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:
Jun. 07, 1977
Filed:
Dec. 17, 1975
Applicant:
Inventors:
Ralph Edward Frazee, Jr, Spotswood Borough, NJ (US);
Laurence Shrapnell Watkins, Hopewell Township, Mercer County, NJ (US);
Assignee:
Western Electric Company,, New York, NY (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B / ; G01B / ; G01B / ;
U.S. Cl.
CPC ...
356111 ; 250550 ; 356159 ;
Abstract
Method and apparatus are disclosed for determining a parameter of a clad optical fiber from the scattering angle at the maximum of a modulation component in a forward far-field scattering pattern produced by directing a monochromatic coherent light beam at the fiber. One such parameter is the ratio between core radius and cladding radius.