摘要 |
A field effect transistor device includes a substrate including a source region, a drain region, and a channel region disposed between the source region and the drain region, wherein the source region is connected to the channel region with a source extension portion, and the drain region is connected to the channel region with a drain extension portion, a first spacer portion disposed on the source region, the drain region and a first portion of the source extension portion, and a first portion of the drain extension portion, a second spacer portion disposed on a second portion of the source extension portion, and a second portion of the drain extension portion, a gate stack portion disposed on the channel region.
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