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. 18, 2008
Filed:
Sep. 22, 2005
Hiroaki Nakano, Yokohama, JP;
Toshimasa Namekawa, Tokyo, JP;
Atsushi Nakayama, Kawasaki, JP;
Osamu Wada, Yokohama, JP;
Hiroshi Ito, Yokohama, JP;
Hiroaki Nakano, Yokohama, JP;
Toshimasa Namekawa, Tokyo, JP;
Atsushi Nakayama, Kawasaki, JP;
Osamu Wada, Yokohama, JP;
Hiroshi Ito, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A nonvolatile semiconductor memory device having a storage element which is programmed with information by breaking an insulating film of the storage element, includes a cell array including a plurality of storage cells arranged in matrix, each of the storage cells having the storage element and a selection switch connected in series to the storage element, and a row selection control circuit which activates a row selection line connected to a given number of storage cells. The device further includes a write control circuit which controls a voltage of each of data lines bit by bit in accordance with write data, the data lines being connected to a given number of storage cells connected to the row selection line activated by the row selection control circuit.