Method for fabricating a semiconductor device including a...

Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – Having schottky gate

Reexamination Certificate

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C438S570000, C257SE29317

Reexamination Certificate

active

10736605

ABSTRACT:
A semiconductor device has a Group III nitride semiconductor layer and a gate electrode formed on the Group III nitride semiconductor layer. The gate electrode contains an adhesion enhancing element. A thermally oxidized insulating film is interposed between the Group III nitride semiconductor layer and the gate electrode.

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Hashizume, T., et al. “Characterization of GaN and AlGaN Surfaces and Their Insulated Gate Structures.” The Institute of Electronics. Information and Communication Engineers. Technical Report of IEICE., ED2002-87, LQE2002-62 (Jun. 2002). pp. 57-60, Jun. 14, 2002.
Kusunoki, S., et al. “Hot-Carrier-Resistant Structure by Re-oxidized Nitrided Oxide Sidewall for Highly Reliable and High Performance LDD MOSFETS.”, IEEE, IEDM 91, 25.4.1-25.4.4, pp. 349-652, 1991.
Japanese Office Action issued in Japanese Patent Application No. 2003-409516 dated Oct. 16, 2007.

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