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. 18, 2020
Filed:
Aug. 14, 2018
Toshiba Memory Corporation, Minato-ku, JP;
Satoshi Wakatsuki, Yokkaichi, JP;
Masayuki Kitamura, Yokkaichi, JP;
Takeshi Ishizaki, Nagoya, JP;
Hiroshi Itokawa, Kuwana, JP;
Daisuke Ikeno, Yokkaichi, JP;
Kei Watanabe, Yokkaichi, JP;
Atsuko Sakata, Yokkaichi, JP;
TOSHIBA MEMORY CORPORATION, Minato-ku, JP;
Abstract
In one embodiment, a semiconductor device includes a first insulator. The device further includes a metal layer that includes a first metal layer provided on a surface of the first insulator, and a second metal layer provided on a surface of the first metal layer and containing a first metallic element and oxygen or containing aluminum and nitrogen, or includes a third metal layer provided on the surface of the first insulator and containing a second metallic element, aluminum and nitrogen. The device further includes an interconnect material layer provided on a surface of the metal layer.