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. 27, 1990
Filed:
May. 22, 1987
Applicant:
Inventors:
Stephen B Brodsky, Valley Cottage, NY (US);
Dan Moy, Bethel, CT (US);
Rajiv V Joshi, Yorktown Heights, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 71 ; 357 231 ;
Abstract
A gate structure for integrated circuit devices which includes a work function layer, a low resistivity layer, and an electrically conductive barrier layer between the two other layers to prevent the other two layers from intermixing. The work function controlling layer is preferably selected from the group of tungsten, molybdenum, their silicides, or a combination thereof.