Patent ID: 8643117

Claim:
A semiconductor device comprising: a first semiconductor element formed on a semiconductor supporting substrate; and a second semiconductor element formed on the semiconductor supporting substrate; wherein the first semiconductor element includes: a first semiconductor layer formed on the semiconductor supporting substrate, the first semiconductor layer being a first conductivity type, a thin monocrystalline semiconductor film formed above the first semiconductor layer through a thin embedded insulating film, a first source region formed in the thin monocrystalline semiconductor film, the first source region being a second conductivity type that is a conductivity type opposite to the first conductivity type, a first drain region formed in the thin monocrystalline semiconductor film, the first drain region being the second conductivity type, a first channel region formed between the first source region and the first drain region in such a manner that the first channel region contacts the first source region and the first drain region, and a first gate electrode formed via a first gate insulating film formed on the first channel region, wherein the second semiconductor element includes: a second semiconductor layer formed on the semiconductor supporting substrate, the second semiconductor layer being the second conductivity type, the thin monocrystalline semiconductor film formed above the second semiconductor layer through the thin embedded insulating film, a second source region formed in the thin monocrystalline semiconductor film, the second source region being the first conductivity type, a second drain region formed in the thin monocrystalline semiconductor film, the second drain region being the first conductivity type, a second channel region formed between the second source region and the second drain region in such a manner that the second channel region contacts the second source region and the second drain region, and a second gate electrode formed via a second gate insulating film formed on the second channel region, wherein a first impurity region contacts the thin embedded insulating film and is formed in the first semiconductor layer, the first impurity region being the first conductivity type, and a second impurity region contacts the thin embedded insulating film and is formed in the second semiconductor layer, the second impurity region being second conductivity type, the first impurity region being electrically separated from the second impurity region by a shallow trench isolation layer, and wherein the first source region and the second drain region, or the first drain region and the second source region, have ends contacting each other and are located in the thin monocrystalline semiconductor film, and the first source region and the second drain region, or the first drain region and the second source region, are electrically connected to each other by a conductive layer formed on the thin monocrystalline semiconductor film.