US Patent 11139635 Quantum well placement in a tunable VCSEL

Patent 11139635 was granted and assigned to Excelitas Technologies on October, 2021 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Applicant

Excelitas Technologies

Current Assignee

Excelitas Technologies

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

11139635

Patent Inventor Names

Mark E. Kuznetsov0

Walid A. Atia0

Bartley C. Johnson0

Peter S. Whitney0

Date of Patent

October 5, 2021

Patent Application Number

20190619

Date Filed

June 19, 2019

Patent abstract

Quantum well designs for tunable VCSELs are disclosed that are tolerant of the wavelength shift. Specifically, the active region has even number of substantially uniformly spaced (¼ of the center wavelength in the semiconducting material) quantum wells.