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. 14, 2022

Filed:

Jan. 29, 2020
Applicant:

Sandisk Technologies Llc, Addison, TX (US);

Inventors:

Federico Nardi, San Jose, CA (US);

Won Ho Choi, San Jose, CA (US);

Assignee:

SanDisk Technologies LLC, Addison, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/26 (2006.01); H01L 27/11565 (2017.01); H01L 27/11582 (2017.01); H01L 27/11519 (2017.01); H01L 27/11556 (2017.01);
U.S. Cl.
CPC ...
G11C 16/26 (2013.01); G11C 16/0483 (2013.01); H01L 27/11519 (2013.01); H01L 27/11556 (2013.01); H01L 27/11565 (2013.01); H01L 27/11582 (2013.01);
Abstract

Systems and methods for performing in-storage logic operations using one or more memory cell transistors and a programmable sense amplifier are described. The logic operations may comprise basic Boolean logic operations (e.g., OR and AND operations) or secondary Boolean logic operations (e.g., XOR and IMP operations). The one or more memory cell transistors may be used for storing user data during a first time period and then used for performing a logic operation during a second time period subsequent to the first time period. During the logic operation, a first memory cell transistor of the one or more memory cell transistors may be programmed with a threshold voltage that corresponds with a first input operand value and then a gate voltage bias may be applied to the first memory cell transistor during the logic operation that corresponds with a second input operand value.


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