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:
Mar. 03, 2026
Filed:
Mar. 31, 2021
Sony Semiconductor Solutions Corporation, Kanagawa, JP;
Katsuhiko Takeuchi, Kanagawa, JP;
SONY SEMICONDUCTOR SOLUTIONS CORPORATION, Kanagawa, JP;
Abstract
A semiconductor unit includes: a barrier layer including a first compound semiconductor; a channel layer including a second compound semiconductor, and bonded to the barrier layer at a first face; an insulation layer provided on a second face, of the barrier layer, that is on an opposite side of the first face, and having an opening section that exposes the barrier layer; a gate electrode provided to bury the opening section; a source electrode and a drain electrode that are provided on the second face of the barrier layer on both sides of the gate electrode with the gate electrode being interposed; and a material layer including a metal material or a semiconductor material, and provided in contact with the second face of the barrier layer between the gate electrode and the drain electrode.