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:
Dec. 18, 2007
Filed:
Nov. 01, 2004
Yoel Fink, Brookline, MA (US);
Vladimir Fuflyigin, Medford, MA (US);
Rokan Ahmad, Medford, MA (US);
Emilia G. Anderson, Cambridge, MA (US);
Barry Farnsworth, West Bridgewater, MA (US);
Yelena Kahn, Marblehead, MA (US);
Aaron Micetich, Boston, MA (US);
Peter Prideaux, Green Cove Springs, FL (US);
Uri Kolodny, Cambridge, MA (US);
Yoel Fink, Brookline, MA (US);
Vladimir Fuflyigin, Medford, MA (US);
Rokan Ahmad, Medford, MA (US);
Emilia G. Anderson, Cambridge, MA (US);
Barry Farnsworth, West Bridgewater, MA (US);
Yelena Kahn, Marblehead, MA (US);
Aaron Micetich, Boston, MA (US);
Peter Prideaux, Green Cove Springs, FL (US);
Uri Kolodny, Cambridge, MA (US);
OmniGuide, Inc., Cambridge, MA (US);
Abstract
In general, in one aspect, the invention features a waveguide that includes a core extending along a waveguide axis and a confinement region surrounding the core. The confinement region includes a spiral portion and a non-spiral portion, wherein the spiral portion and the non-spiral portion extend along the waveguide axis.