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US 7,679,074 B2Granted
Integrated circuit having multilayer electrode
AssigneeQimonda North America Corp.
InventorsJan Boris Philipp, Thomas Happ
Life of this patent
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Abstract
An integrated circuit includes a contact and a first electrode coupled to the contact. The first electrode includes at least two electrode material layers. The at least two electrode material layers include different materials. The integrated circuit includes a second electrode and a resistivity changing material between the first electrode and the second electrode.
Claims25
An integrated circuit comprising:
- a contact;
- a first electrode coupled to the contact, the first electrode including at least two electrode material layers, the at least two electrode material layers comprising different materials:
- a second electrode;
- and
- a resistivity changing material between the first electrode and the second electrode,
- wherein the first electrode comprises a first electrode material layer contacting a second electrode material layer, and a third electrode material layer contacting the second electrode material layer, the first electrode material layer comprising a same material as the third electrode material layer, and the first electrode material layer comprising a different material from the second electrode material layer.
3 more elements
An integrated circuit comprising:
- a contact;
- a first electrode coupled to the contact, the first electrode including at least three electrode material layers, at least two of the at least three electrode material layers comprising different materials;
- a second electrode;
- and
- a resistivity changing material between the first electrode and the second electrode.
2 more elements
Dependencies are inferred from the claim text.