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.

Date of Patent:
Jun. 27, 2017

Filed:

Aug. 25, 2016
Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;

Inventor:

Toshiaki Dozaka, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 17/18 (2006.01); G11C 17/16 (2006.01);
U.S. Cl.
CPC ...
G11C 17/18 (2013.01); G11C 17/16 (2013.01);
Abstract

According to one embodiment, the semiconductor memory device includes a memory element, a reference resistance element, a read circuit, and a first circuit. The memory element is enabled to take a first resistance value and a second resistance value. The reference resistance element configured to have a resistance value between the first resistance value and the second resistance value. The read circuit is configured to determine data read from the memory element based on a current flowing through the memory element and a current flowing through the reference resistance element. The first circuit is configured to suppress the currents flowing through the memory element and the reference resistance element in response to determination of data read from the memory element.


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