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:
Jan. 07, 2025

Filed:

Dec. 28, 2022
Applicant:

Intel Ndtm Us Llc, Santa Clara, CA (US);

Inventors:

Archana Tankasala, Sunnyvale, CA (US);

Sagar Upadhyay, Folsom, CA (US);

Shantanu R. Rajwade, San Mateo, CA (US);

Aliasgar S. Madraswala, Folsom, CA (US);

Assignee:

Intel NDTM US LLC, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0611 (2013.01); G06F 3/064 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01);
Abstract

Skip program verify for dynamic start voltage (DSV) sampling reduces latency of a program operation on multi-level cell (MLC) memory having at least two pages and programmable with multiple threshold voltage levels, such as a Triple Level Cell (TLC) NAND device. The NAND device skips program verifies corresponding to higher levels of voltage thresholds during DSV sampling. As a result, the NAND device can reduce a total program time (tPROG) to program the MLC memory, and determine the dynamic start program voltage more quickly. The NAND device can improve an effective TLC NAND tPROG by as much as 2% without impacting the placement of the first sub-block being programmed. The skipped program verifies corresponding to the higher levels of voltage thresholds are resumed as soon as DSV sampling is complete.


Find Patent Forward Citations

Loading…