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:
May. 13, 2014
Filed:
Dec. 06, 2011
Robert C. Lutz, Dresden, DE;
Robert C. Lutz, Dresden, DE;
GLOBALFOUNDRIES Inc., Grand Cayman, KY;
Abstract
Disclosed herein are various electrical test structures for evaluating semiconductor devices that employ high-k dielectrics and/or metal gate electrode structures. In one example, the test structure disclosed herein includes a first line formed over an isolation material, a first active region defined in a semiconducting substrate and a first extension formed over an isolation material, the first extension extending from a first side of the first line, wherein the first extension is positioned proximate the first active region and wherein the first line and the first extension are comprised of at least one of a high-k layer of insulating material or a metal layer.