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:
Jul. 30, 2013
Filed:
Feb. 09, 2011
Applicants:
Alexandre Mary, Sassenage, FR;
Salim Boutami, Grenoble, FR;
Roch Espiau DE Lamaestre, Grenoble, FR;
Jérôme Le Perchec, Grenoble, FR;
Inventors:
Alexandre Mary, Sassenage, FR;
Salim Boutami, Grenoble, FR;
Roch Espiau De Lamaestre, Grenoble, FR;
Jérôme Le Perchec, Grenoble, FR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 (2006.01); G02B 6/34 (2006.01); G02B 6/26 (2006.01); G02B 6/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
An integrated optical coupler including in the medium separating a first integrated waveguide from a second substantially parallel integrated waveguide, a succession of strips parallel to one another and orthogonal to the general direction of the waveguides, said strips being made of a material having an absorption preventing the propagation of an electromagnetic wave across its volume, and having: