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. 25, 2002
Filed:
Nov. 23, 1999
Applicant:
Inventors:
Assignee:
Scientific-Atlanta, Inc., Lawrenceville, GA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/02 ;
U.S. Cl.
CPC ...
G02B 6/02 ;
Abstract
An optical fiber ( ) made with a central core ( ), a first cladding layer ( ), and a second cladding layer ( ) having a series of perturbations or irregularities formed into the otherwise generally circular outer boundary of the first cladding layer ( ). The irregularities in the first cladding layer ( ) interrupt the propagation of skew rays and encourage coupling into the core ( ).