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:
Apr. 28, 2020

Filed:

Sep. 04, 2018
Applicant:

Micron Technology, Inc., Boise, ID (US);

Inventors:

Hyun Yoo Lee, Boise, ID (US);

Suryanarayana B. Tatapudi, Boise, ID (US);

Huy T. Vo, Boise, ID (US);

Ferdinando Bedeschi, Biassono, IT;

Umberto Di Vincenzo, Capriate San Gervasio, IT;

Riccardo Muzzetto, Arcore, IT;

Assignee:

Micron Technology, Inc., Boise, ID (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/22 (2006.01); G11C 11/4094 (2006.01); G11C 11/4091 (2006.01);
U.S. Cl.
CPC ...
G11C 11/2273 (2013.01); G11C 11/221 (2013.01); G11C 11/4091 (2013.01); G11C 11/4094 (2013.01);
Abstract

Methods, systems, and devices for a source follower-based sensing architecture and sensing scheme are described. In one example, a memory device may include a sense circuit that includes two source followers that are coupled to each other and to a sense amplifier. A method of operating the memory device may include transferring a digit line voltage to one of the source followers and transferring a reference voltage to the other source follower. After transferring the digit line voltage and the reference voltage, the source followers may be enabled so that signals representative of the digit line voltage and the reference voltage are transferred from the outputs of the source followers to the sense amplifier for sensing.


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