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:
Oct. 14, 2025

Filed:

Nov. 22, 2023
Applicant:

Tetramem Inc., Fremont, CA (US);

Inventors:

Wenbo Yin, Alameda, CA (US);

Hengfang Zhu, Fremont, CA (US);

Assignee:

TetraMem Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/15 (2006.01); G11C 13/00 (2006.01);
U.S. Cl.
CPC ...
G06F 17/15 (2013.01); G11C 13/003 (2013.01); G11C 13/004 (2013.01); G11C 13/0069 (2013.01); G11C 2213/79 (2013.01);
Abstract

In some embodiments, an apparatus for performing convolution operations is provided. The apparatus may include multiple crossbar arrays and select circuits. The select circuits are configured to select a first plurality of cross-point devices and a second plurality of cross-point devices in response to receiving a control signal indicating that a regular convolution is to be performed, and to select the first plurality of cross-point devices and a third plurality of cross-point devices in response to receiving a control signal indicating that a depthwise convolution is to be performed. The first plurality of cross-point devices is connected to a first plurality of word lines and a first bit line. The second plurality of cross-point devices is connected to the first plurality of word lines and a second bit line. The third plurality of cross-point devices is connected to a second plurality of word lines and the second bit line.


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