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. 15, 2004
Filed:
Mar. 05, 2002
Applicant:
Inventors:
Serge Caron, Saint-Augustine-de-Desmaures, CA;
Yves Taillon, Saint-Augustin-de-Desmaures, CA;
Assignee:
Institut National D'Optique, Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 ;
U.S. Cl.
CPC ...
G02B 6/02 ;
Abstract
The present invention concerns waveguides made from porous glass which have been doped with certain selected materials which exhibit optical properties. In the context of the invention, the selected materials are optical materials which exhibit optical activity or a Faraday effect, such as an electro-optic material, and more specifically a polymer. Devices made according to the present invention can be used as phase modulators.