US Patent 7701751 One-transistor type DRAM

A one-transistor type DRAM comprises a floating body storage element configured to store data in a floating body in a SOI wafer, a plurality of access transistors each connected between a bit line and one end of the floating body storage element, a word line configured to control the floating body storage element, and a plurality of port word lines each configured to select one of the plurality of access transistors.