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.

Date of Patent:
May. 12, 2026

Filed:

Jun. 11, 2021
Applicant:

Innoscience (Suzhou) Technology Co., Ltd., Suzhou City, CN;

Inventors:

Liuchang Meng, Suzhou City, CN;

Hung-Yu Chen, Suzhou City, CN;

Kaiming Fan, Suzhou City, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10D 30/47 (2025.01); H01L 23/31 (2006.01); H10D 30/01 (2025.01); H10D 62/85 (2025.01); H10D 64/00 (2025.01);
U.S. Cl.
CPC ...
H10D 30/475 (2025.01); H01L 23/3171 (2013.01); H10D 30/015 (2025.01); H10D 62/8503 (2025.01); H10D 64/111 (2025.01);
Abstract

A nitride-based semiconductor device includes a first and second nitride-based semiconductor layers, two or more source/drain (S/D) electrodes, a gate electrode, a doped III-V semiconductor layer, a gate protection layer and a first passivation layer. The doped III-V semiconductor layer is disposed between the second nitride-based semiconductor layer and the gate electrode. The gate protection layer caps the gate electrode and the doped III-V semiconductor layer and is separated from the S/D electrodes. The first passivation layer covers the second nitride-based semiconductor layer and the gate protection layer and abuts against sidewalls of the S/D electrodes which are separated from the gate protection layer by the first passivation layer.


Find Patent Forward Citations

Meng, Liuchang. (2026). Nitride-based semiconductor device with gate protection layer and method for manufacturing the same (U.S. Patent No. 12628369). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12628369

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