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:
Jan. 04, 2005
Filed:
Sep. 24, 2002
Applicant:
Kenneth L. Bacher, Macungie, PA (US);
Inventor:
Kenneth L. Bacher, Macungie, PA (US);
Assignee:
Agere Systems, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 308 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides an optoelectronic device, a method of manufacture therefor and an optical communications system including the same. In an exemplary embodiment, the optoelectronic device includes a device body that includes an active region having a device length defined by a back facet and a front facet. The device includes an internal grating to enhance spectral performance. The optoelectronic device further includes an anti-reflective coating on the front facet and a grated waveguide located adjacent said front facet.