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:
May. 06, 2025

Filed:

Apr. 17, 2023
Applicant:

Phison Electronics Corp., Miaoli, TW;

Inventors:

Po-Hao Chen, Hsinchu County, TW;

Po-Cheng Su, Hsinchu, TW;

Shih-Jia Zeng, Hsinchu, TW;

Yu-Cheng Hsu, Yilan County, TW;

Wei Lin, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 (2005.12); G06F 3/06 (2005.12); G11C 11/409 (2005.12); G11C 16/26 (2005.12);
U.S. Cl.
CPC ...
G11C 11/409 (2012.12); G06F 3/0679 (2012.12); G11C 16/26 (2012.12);
Abstract

A voltage calibration method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: reading first data from a first physical unit using a first read voltage level and reading second data from at least one second physical unit using a second read voltage level; obtaining count information reflecting a total number of memory cells meeting a default condition in the first physical unit and the at least one second physical unit according to the first data and the second data; and calibrating the first read voltage level according to the count information.


Find Patent Forward Citations

Loading…