Patent ID: 8603876

Claim:
A method for storing data in a dynamic random access memory cell, comprising the steps of: activating a write access transistor, wherein said write access transistor is operatively coupled to a capacitive storage device and a read transistor and wherein said write access transistor has a write access transistor gate stack, said write access transistor gate stack comprising a write access transistor gate stack high-K dielectric, wherein said write access transistor gate stack high-K dielectric has a dielectric constant greater than a dielectric constant of silicon dioxide, and wherein said write access transistor gate stack further comprises a metal gate electrode coupled to said write access transistor gate stack high-K dielectric, and wherein said metal gate electrode substantially exhibits a ¼ gap work function; and wherein said read transistor is operatively coupled to said capacitive storage device and has a read transistor gate stack, said read transistor gate stack comprising a read transistor gate stack high-K dielectric, wherein said read transistor gate stack high-K dielectric has a dielectric constant greater than said dielectric constant of silicon dioxide; and writing said data to said capacitive storage device via said write access transistor; wherein said capacitive storage device comprises a gated diode having a capacitive storage gate stack, said capacitive storage gate stack comprising a capacitive storage gate stack high-K dielectric, wherein said capacitive storage gate stack high-K dielectric has a dielectric constant greater than the dielectric constant of silicon dioxide.