Fabrication method

Semiconductor device manufacturing: process – Making field effect device having pair of active regions... – Having insulated gate

Reexamination Certificate

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C438S268000, C438S239000, C257SE21410

Reexamination Certificate

active

07491610

ABSTRACT:
A process and an architecture related to a vertical MOSFET device and a capacitor for use in integrated circuits. The integrated circuit structure includes a semiconductor layer with a major surface and further including a first doped region formed in the surface. A second doped region of a different conductivity type than the first doped region is positioned over the first region. A third doped region of a different conductivity type than the second region is positioned over the second region. The integrated circuit includes a capacitor having a bottom plate, dielectric layer and a top plate. In an associated method of manufacture, a first device region. is formed on a semiconductor layer. A field-effect transistor gate region is formed over the first device region. A capacitor comprising top and bottom layers and a dielectric layer is formed on the semiconductor layer.

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