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. 28, 2005
Filed:
Mar. 28, 2002
Applicants:
Mindaugas F. Dautartas, Blacksburg, VA (US);
Dan A. Steinberg, Blacksburg, VA (US);
Inventors:
Mindaugas F. Dautartas, Blacksburg, VA (US);
Dan A. Steinberg, Blacksburg, VA (US);
Assignee:
Shipley Company, L.L.C., Marlborough, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B006/26 ;
U.S. Cl.
CPC ...
Abstract
An optical fiber having an a core with a D-shape or an oval shape at an endface. The optical fiber tapers from a round, cylindrical section to the endface so that adiabatic mode transformation is provided. Preferably, the D-shape or oval shape is selected so that the optical fiber has a mode shape at its endface that matches the mode shape of a diffused waveguide.