SEMICONDUCTOR DEVICE TO CONTROL INCREASE IN LEAKAGE CURRENT FLOWING BETWEEN GATE ELECTRODE AND DRAIN

PURPOSE: A semiconductor device is provided to control an increase in a leakage current flowing between a gate electrode and a drain by interposing a gate insulation layer, and to reduce the resistance of the gate electrode. CONSTITUTION: A semiconductor device includes an n-channel transistor. The...

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Bibliographic Details
Main Author AIHARA KAZUHIRO
Format Patent
LanguageEnglish
Korean
Published 19.08.2004
Edition7
Subjects
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Summary:PURPOSE: A semiconductor device is provided to control an increase in a leakage current flowing between a gate electrode and a drain by interposing a gate insulation layer, and to reduce the resistance of the gate electrode. CONSTITUTION: A semiconductor device includes an n-channel transistor. The first layer is formed on the gate insulation layer(4), composed of an n-type Ge semiconductor or an n-type SiGe mixed crystalline semiconductor(5). The second layer is formed on the first layer, composed of a p-type Ge semiconductor or a p-type mixed crystalline semiconductor(6). The gate electrode includes the first layer and the second layer. The gate electrode further includes a metal layer formed on the second layer.
Bibliography:Application Number: KR20030048782