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:
Feb. 11, 2025

Filed:

Aug. 05, 2021
Applicant:

Rohm Co., Ltd., Kyoto, JP;

Inventor:

Seiji Takenaka, Kyoto, JP;

Assignee:

Rohm Co., Ltd., Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/10 (2006.01); G11C 16/26 (2006.01);
U.S. Cl.
CPC ...
G11C 16/0441 (2013.01); G11C 16/10 (2013.01); G11C 16/26 (2013.01);
Abstract

A non-volatile memory has: a first and a second transistor having their gates connected together; a resistor having a first and a second terminal, with the first terminal connected to the source of the first transistor; a read voltage feed circuit configured to feed a read voltage for turning on at least one of the first and second transistors to between the gate of the first transistor and the second terminal of the resistor and to between the gate and the source of the second transistor; and a signal output circuit configured to output, in a read operation in which the read voltage feed circuit feeds the read voltage, a signal associated with a first or second value based on the drain currents of the first and second transistors.


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