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:
Feb. 17, 2004
Filed:
Mar. 15, 2001
Eva M. Strzelecki, Plymouth, MN (US);
Honeywell International Inc., Morristown, NJ (US);
Abstract
In accordance with the invention, there is provided a device having a first portion with at least one quantum well, where the first portion emits light, a spacer layer, and a second portion with an amplifying region with at least one quantum well, where the device is configured so that the spacer layer transmits the light beam emitted by the first portion and the amplifying region increases the intensity of the light beam. In accordance with another aspect of the invention, there is provided a method of manufacturing a vertical cavity surface emitting laser having the steps of, forming a first portion, having at least one quantum well, that emits light, forming a spacer layer made of a material that is transmissive of light emitted from the first portion, forming a second portion having at least one quantum well, where the second portion is positioned over the spacer layer and the spacer layer is positioned over the first portion.