Title:
PRODUCTION METHOD OF SEMICONDUCTOR DEVICE
Document Type and Number:
Japanese Patent JPS5218179
Kind Code:
A
Abstract:
PURPOSE: In order to prevent the short circuit between the drain-region baseplates and reduce the capacity between gate and drain, by means of forming the drain layer so as to make it thin at the deep position under the gate electrode and thick at the foot of the drain electrode.
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Inventors:
OOMORI MASASHI
OOKURA ISAO
SHIMOTORI KAZUHIRO
ANAMI KENJI
OOKURA ISAO
SHIMOTORI KAZUHIRO
ANAMI KENJI
Application Number:
JP9433275A
Publication Date:
February 10, 1977
Filing Date:
August 01, 1975
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H01L29/78; H01L21/28; H01L21/316; H01L21/336; H01L29/40; (IPC1-7): H01L21/28; H01L29/40; H01L29/78
Domestic Patent References:
JPS509379A | 1975-01-30 |