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:
Jul. 15, 2025
Filed:
May. 23, 2023
Applicant:
Analog Devices, Inc., Wilmington, MA (US);
Inventors:
Shrenik Deliwala, Andover, MA (US);
Ryan Michael Iutzi, Somerville, MA (US);
Assignee:
ANALOG DEVICES, INC., Wilmington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10H 20/812 (2025.01); H10F 77/14 (2025.01); H10F 77/40 (2025.01); H10F 77/60 (2025.01); H10H 20/855 (2025.01); H10H 20/858 (2025.01);
U.S. Cl.
CPC ...
H10H 20/812 (2025.01); H10F 77/146 (2025.01); H10F 77/413 (2025.01); H10F 77/60 (2025.01); H10H 20/855 (2025.01); H10H 20/8583 (2025.01);
Abstract
A device emitting mid-infrared light that comprises a semiconductor substrate of GaSb or closely related material. The device can also comprise epitaxial heterostructures of InAs, GaAs, AISb, and related alloys forming light emitting structures cascaded by tunnel junctions. Further, the device can comprise light emission from the front, epitaxial side of the substrate.