The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 12, 2010

Filed:

Jun. 28, 2007
Applicants:

Jan Boris Philipp, Peekskill, NY (US);

Thomas Happ, Tarrytown, NY (US);

Inventors:

Jan Boris Philipp, Peekskill, NY (US);

Thomas Happ, Tarrytown, NY (US);

Assignee:

Qimonda North America Corp., Durham, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/26 (2006.01); H01L 31/032 (2006.01); H01L 45/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An integrated circuit includes a first electrode and a first resistivity changing material coupled to the first electrode. The first resistivity changing material has a planarized surface. The integrated circuit includes a second resistivity changing material contacting the planarized surface of the first resistivity changing material and a second electrode coupled to the second resistivity changing material. A cross-sectional width of the first resistivity changing material is less than a cross-sectional width of the second resistivity changing material.


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