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:
Aug. 27, 2019

Filed:

Dec. 31, 2017
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Jin Ping Han, Fishkill, NY (US);

Xiao Sun, Pleasantville, NY (US);

Teng Yang, New York, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06N 3/06 (2006.01); G11C 11/22 (2006.01); H03K 19/177 (2006.01);
U.S. Cl.
CPC ...
G11C 11/223 (2013.01); G11C 11/2255 (2013.01); G11C 11/2257 (2013.01); H03K 19/1776 (2013.01);
Abstract

Word lines intersect bit lines at a plurality of cross points where a plurality of single memory transistor synapse cells are located. Each cell includes a memory transistor; a pulse shaping unit coupled to a given one of a plurality of signal lines and a gate of the memory transistor; a logic gate having inputs coupled to a corresponding one of the word lines and a corresponding one of the bit lines, and an output coupled to the pulse shaping unit; and a pass gate arrangement. The latter is coupled to the memory transistor, the corresponding one of the word lines, the corresponding one of the bit lines, and the output of the logic gate. Pulses are applied to the gate of the memory transistor for weight adjustment during update and to interconnect the memory transistor to the corresponding one of the bit lines during inference.


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