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:
Feb. 07, 2006
Filed:
Jun. 18, 2002
Ken Inoue, Tokyo, JP;
Shintaro Arai, Tokyo, JP;
Ken Inoue, Tokyo, JP;
Shintaro Arai, Tokyo, JP;
NEC Electronics Corporation, Kanagawa, JP;
Abstract
A semiconductor memory device having a transistor and a capacitor electrically connected to the transistor, the semiconductor memory device comprising: a first interlayer insulation film covering said transistor; a metallic cell contact passing through said first interlayer insulation film, said cell contact being electrically connected to said transistor; at least one interlayer insulation film located above said first interlayer insulation film; a capacitor located above said first interlayer insulation film; and a capacitor contact passing through said at least one interlayer insulation film, said capacitor contact electrically connecting said capacitor with said cell contact.