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. 27, 2006
Filed:
Oct. 26, 2001
Dan A. Steinberg, Blacksburg, VA (US);
Neal Ricks, Blacksburg, VA (US);
Mindaugas F. Dautartas, Blacksburg, VA (US);
Hui Luo, Scarborough, CA;
Dan A. Steinberg, Blacksburg, VA (US);
Neal Ricks, Blacksburg, VA (US);
Mindaugas F. Dautartas, Blacksburg, VA (US);
Hui Luo, Scarborough, CA;
Shipley Company, L.L.C., Marlborough, MA (US);
Abstract
A variable width waveguide useful for mode matching between dissimilar optical waveguides and optical fibers and a method for making the same is described. In one embodiment, a tapered waveguide is etched in a substrate, a cladding material is laid over the upper surface of the substrate and within the waveguide, and the waveguide is then filled with a core material. The core material may be deposited in a single step, or in successive deposition steps.