METHOD OF MANUFACTURING TRENCH GATE TYPE SEMICONDUCTOR DEVICE

PROBLEM TO BE SOLVED: To suppress inconvenience such as deterioration of gate breakdown voltage and reliability due to film thinning in an insulator. SOLUTION: A method of manufacturing a trench gate-type semiconductor device where a gate electrode is arranged in a trench part contains a first step...

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Bibliographische Detailangaben
1. Verfasser: HISANAGA YUKIHIRO
Format: Patent
Sprache:eng
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