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:
Dec. 19, 2023

Filed:

Jul. 27, 2022
Applicant:

Silicon Storage Technology, Inc., San Jose, CA (US);

Inventors:

Hieu Van Tran, San Jose, CA (US);

Steven Lemke, Boulder Creek, CA (US);

Vipin Tiwari, Dublin, CA (US);

Nhan Do, Saratoga, CA (US);

Mark Reiten, Alamo, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06N 3/065 (2023.01); G11C 11/54 (2006.01); G06F 1/03 (2006.01); G06F 17/16 (2006.01); G11C 11/56 (2006.01); G06F 11/16 (2006.01); G11C 13/00 (2006.01); G11C 29/44 (2006.01); G06F 7/78 (2006.01);
U.S. Cl.
CPC ...
G06N 3/065 (2023.01); G06F 1/03 (2013.01); G06F 7/78 (2013.01); G06F 11/1666 (2013.01); G06F 17/16 (2013.01); G11C 11/54 (2013.01); G11C 11/5635 (2013.01); G11C 13/0021 (2013.01); G11C 29/44 (2013.01);
Abstract

Numerous examples of a precision programming apparatus are disclosed for precisely and quickly depositing the correct amount of charge on the floating gate of a non-volatile memory cell within a vector-by-matrix multiplication (VMM) array in an artificial neural network. In one example, a neuron output circuit for providing a current to program as a weight value in a selected memory cell in a vector-by-matrix multiplication array is disclosed, the neuron output circuit comprising a first adjustable current source to generate a scaled current in response to a neuron current to implement a positive weight, and a second adjustable current source to generate a scaled current in response to a neuron current to implement a negative weight.


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