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:
Oct. 29, 2013
Filed:
Mar. 18, 2010
Takuya Konno, Kanagawa-ken, JP;
Hiroyuki Fukumizu, Mie-ken, JP;
Kazuhito Nishitani, Kanagawa-ken, JP;
Takuya Konno, Kanagawa-ken, JP;
Hiroyuki Fukumizu, Mie-ken, JP;
Kazuhito Nishitani, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A nonvolatile memory device includes: at least one first interconnection extending in a first direction; at least one second interconnection disposed above the first interconnection and extending in a second direction nonparallel to the first direction; a memory cell disposed between the first interconnection and the second interconnection at an intersection of the first interconnection and the second interconnection and including a memory element; and an element isolation layer disposed between the memory cells. At least one dielectric film with a higher density than the element isolation layer is disposed on a sidewall surface of the memory cell.