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:
Mar. 19, 2002
Filed:
Jun. 24, 1998
Applicant:
Inventor:
Hideaki Kuroda, Kanagawa, JP;
Assignee:
Sony Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/7108 ;
U.S. Cl.
CPC ...
H01L 2/7108 ;
Abstract
A semiconductor device comprising a first connecting plug for bit contact and a second connecting plug for storage node contact buried in a first inter-layer insulating layer covering the transistor and projecting from the transistor. The bit line is buried in a second inter-layer insulating layer and connected to the first connecting plug. The electrode of the storage node is partially buried in the second inter-layer insulating layer, connected on the second connecting plug, and projected above the second inter-layer insulating layer.