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:
Jun. 12, 2012
Filed:
Oct. 03, 2008
Applicants:
Kenji Kawabata, Yokohama, JP;
Hisataka Meguro, Yokkaichi, JP;
Inventors:
Kenji Kawabata, Yokohama, JP;
Hisataka Meguro, Yokkaichi, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/788 (2006.01); H01L 21/336 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor storage device includes: a substrate having a semiconductor layer at least on a surface thereof; and a plurality of quantum dot elements forming a charge storage layer formed above the semiconductor layer via a first insulating film that becomes a tunnel insulating film in such a manner that the quantum dot elements are connected with a bit line in series, wherein each quantum dot element forms a single electron memory.