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. 04, 2025

Filed:

Nov. 01, 2023
Applicant:

Winbond Electronics Corp., Taichung, TW;

Inventors:

Hsi-Yuan Wang, Hsinchu, TW;

Ying-Te Tu, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 11/40 (2006.01); G11C 11/406 (2006.01); G11C 29/20 (2006.01);
U.S. Cl.
CPC ...
G11C 11/40618 (2013.01); G11C 11/40615 (2013.01); G11C 29/20 (2013.01);
Abstract

A refresh control circuit includes a clock signal generator, a plurality of pulse number adjusters and a plurality of address counters. The clock signal generator generates a clock signal. The pulse number adjusters receive the clock signal, and during a time period, respectively generate a plurality of adjusted clock signals by adjusting pulse number of the clock signal according to a plurality of data retention information. The address counters respectively generate a plurality of refresh address information according to the adjusted clock signals. The refresh address information respectively correspond to a plurality of memory banks of a memory device. The memory banks respectively perform refresh operations according to the refresh address information.


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