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:
Oct. 07, 2008
Filed:
Jun. 25, 2003
Tzu-yu Wang, Maple Grove, MN (US);
Hoki Kwon, Plymouth, MN (US);
Jae-hyun Ryou, Maple Grove, MN (US);
Gyoungwon Park, Medina, MN (US);
Jin K. Kim, St. Louis Park, MN (US);
Tzu-Yu Wang, Maple Grove, MN (US);
Hoki Kwon, Plymouth, MN (US);
Jae-Hyun Ryou, Maple Grove, MN (US);
Gyoungwon Park, Medina, MN (US);
Jin K. Kim, St. Louis Park, MN (US);
Finisar Corporation, Sunnyvale, CA (US);
Abstract
A long wavelength vertical cavity surface emitting laser having a substrate, a first mirror situated on the substrate, an active region situated on the first mirror, a second mirror situated on the active region. The first mirror may have several pairs of layers with an oxidized layer in one or more pairs of that mirror. The substrate may include InP and the mirror components may be compatible with the InP. The one or more layers in the first mirror may be oxidized via a trench-like approach or other arrangement.