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:
Nov. 02, 2021

Filed:

Jun. 03, 2020
Applicant:

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

Inventor:

Jaeil Kim, Boise, ID (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/22 (2006.01); G11C 11/4076 (2006.01); G11C 11/408 (2006.01); G11C 29/02 (2006.01); G11C 29/50 (2006.01); G11C 11/4093 (2006.01);
U.S. Cl.
CPC ...
G11C 11/4076 (2013.01); G11C 7/222 (2013.01); G11C 11/4087 (2013.01); G11C 29/023 (2013.01); G11C 29/50012 (2013.01); G11C 11/4093 (2013.01); G11C 2207/2254 (2013.01);
Abstract

Methods, systems, and devices for timing signal calibration for a memory device are described. In some memory devices, operations for accessing memory cells may be performed with timing that is asynchronous with an input signal. To support asynchronous timing, a timing signal generation component of a memory device may include delay components that support generating a timing signal having aspects that are delayed relative to an input signal. Delay components may have characteristics that are sensitive to fabrication or operational variability, such that timing signals may also be affected by such variability. In accordance with examples as disclosed herein, a memory device may include delay components, associated with access operation timing signal generation, that are configured to be selectively enabled or disabled based on a calibration operation of the memory device, which may improve an ability of the memory device to account for various sources of timing signal variability.


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