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. 22, 2007
Filed:
Mar. 17, 2003
Guillaume Vienne, Copenhagen V, DK;
Christian Jakobsen, Virum, DK;
Jes Broeng, Birkerod, DK;
Jacob Riis Folkenberg, Kokkedal, DK;
Peter M. W. Skovgaard, Birkerod, DK;
Guillaume Vienne, Copenhagen V, DK;
Christian Jakobsen, Virum, DK;
Jes Broeng, Birkerod, DK;
Jacob Riis Folkenberg, Kokkedal, DK;
Peter M. W. Skovgaard, Birkerod, DK;
Crystal Fibre A/S, Birkerod, DK;
Abstract
A microstructured optical fibre comprising an inner cladding and an outer cladding; said outer cladding comprising elongated outer cladding features extending in an axial direction of the fibre, and at least one cladding recess extending at least partly through the outer cladding in a radial direction to the inner cladding; said cladding recess providing optical access to the inner cladding; a method of forming a cladding recess in such an optical fibre comprising a step of collapsing a part of the outer cladding features by use of a heat source; an apparatus comprising such a microstructured optical fibre, preferably a laser or an amplifier.