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:
Apr. 17, 2001
Filed:
Sep. 03, 1999
Applicant:
Inventors:
Assignee:
STMicroelectronics S.A., Gentilly, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/943 ;
U.S. Cl.
CPC ...
H01L 2/943 ;
Abstract
A capacitor integrated on a silicon substrate includes a first electrode made of highly doped polysilicon, a thin silicon oxide layer, a second electrode made of polysilicon and a silicide layer covering the second electrode. The second electrode has a high dopant concentration at its interface with the silicon oxide layer and a low or medium dopant concentration at its interface with the silicide layer.