Patent ID: 6348713
Filing Date: 2002-02-19
Classification: H01L

Abstract:
A semiconductor device comprising:a silicon-on-insulator (SOI) substrate of a stack structure comprising a base layer as a means for supporting a buried oxide layer, and a semiconductor layer providing an active region; and a first transistor and a second transistor of a stack structure formed on the active region of the SOI substrate, wherein the first transistor comprising a gate electrode; a first gate oxide layer formed in a lower portion of the gate electrode; and first source and drain regions formed in semiconductor layer portions at both sides of the gate electrode, and the second transistor comprising the gate electrode; a second gate oxide layer formed on the gate electrode; and source and drain regions formed on the second gate oxide layer, and wherein the second drain region of the second transistor is electrically connected to the gate electrode and the second source region of the second transistor is electrically connected to the active region.