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. 09, 2015
Filed:
Feb. 26, 2010
Applicants:
Ardavan Farjadpour, Cambridge, MA (US);
John D. Joanopoulos, Belmont, MA (US);
Steven G. Johnson, Cambridge, MA (US);
Inventors:
Ardavan Farjadpour, Cambridge, MA (US);
John D. Joanopoulos, Belmont, MA (US);
Steven G. Johnson, Cambridge, MA (US);
Assignee:
Massachusetts Institute of Technology, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); D02G 3/00 (2006.01); B05D 5/06 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02328 (2013.01); G02B 6/02347 (2013.01);
Abstract
A fiber structure for propagating one or more zero group-velocity modes is provided. The fiber structure includes a cladding arrangement comprising a photonic crystal having a complete bandgap at a specified index. A core is formed in a selective region of the cladding arrangement. The core allows the propagation of the one or more group-velocity modes.