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:
Oct. 09, 2007
Filed:
Oct. 22, 2004
George E Berkey, Pine City, NY (US);
Xin Chen, Corning, NY (US);
Joohyun Koh, Painted Post, NY (US);
Ming-jun LI, Horseheads, NY (US);
Daniel a Nolan, Corning, NY (US);
Donnell T Walton, Painted Post, NY (US);
Ji Wang, Painted Post, NY (US);
Luis a Zenteno, Painted Post, NY (US);
George E Berkey, Pine City, NY (US);
Xin Chen, Corning, NY (US);
Joohyun Koh, Painted Post, NY (US);
Ming-Jun Li, Horseheads, NY (US);
Daniel A Nolan, Corning, NY (US);
Donnell T Walton, Painted Post, NY (US);
Ji Wang, Painted Post, NY (US);
Luis A Zenteno, Painted Post, NY (US);
Corning Incorporated, Corning, NY (US);
Abstract
An optical fiber including: (i) a silica based, rare earth doped core having a first index of refraction n; (ii) a silica based inner cladding surrounding the core and having a second index of refraction n, such that n>n, said inner cladding having a plurality of air holes extending longitudinally through the length of said optical fiber; (iii) a silica based outer cladding surrounding said inner cladding and having a third index of refraction n, such that n>n, wherein said optical fiber supports a single polarization mode within the operating wavelength range.