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.
Patent No.:
Date of Patent:
Nov. 22, 2011
Filed:
Oct. 08, 2008
Dieter Andres, Munich, DE;
Rainer Bruchhaus, Sunnyvale, CA (US);
Ulrike Gruening-von Schwerin, Munich, DE;
Ulrich Klostermann, Munich, DE;
Franz Kreupl, Munich, DE;
Michael Kund, Tuntenhausen, DE;
Petra Majewski, Munich, DE;
Christian Ruester, Augsburg, DE;
Bernhard Ruf, Sauerlach, DE;
Ralf Symanczyk, Munich, DE;
Klaus-dieter Ufert, Unterschleissheim, DE;
Dieter Andres, Munich, DE;
Rainer Bruchhaus, Sunnyvale, CA (US);
Ulrike Gruening-Von Schwerin, Munich, DE;
Ulrich Klostermann, Munich, DE;
Franz Kreupl, Munich, DE;
Michael Kund, Tuntenhausen, DE;
Petra Majewski, Munich, DE;
Christian Ruester, Augsburg, DE;
Bernhard Ruf, Sauerlach, DE;
Ralf Symanczyk, Munich, DE;
Klaus-Dieter Ufert, Unterschleissheim, DE;
Qimonda AG, Munich, DE;
Abstract
According to an embodiment, an integrated circuit including a plurality of resistance changing memory cells is disclosed. Each memory cell includes a first electrode, a second electrode and resistance changing memory element arranged between the first electrode and the second electrode. A front surface area of an end section of the first electrode that faces the resistance changing memory element is smaller than a front surface area of an end section of the second electrode that faces the resistance changing memory element.