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.
Patent No.:
Date of Patent:
Dec. 02, 2025
Filed:
Sep. 13, 2023
Nanya Technology Corporation, New Taipei, TW;
Wu-Der Yang, Taoyuan, TW;
NANYA TECHNOLOGY CORPORATION, New Taipei, TW;
Abstract
A memory device and a method for protecting the same are provided. The memory device includes a controller configured to refresh one of a plurality of word lines during a first refresh cycle in response to a refresh signal, a random number generator configured to generate a first number, a counter configured to receive the first number as an initial value of the counter, wherein the counter is configured to be turned on in response to the refresh signal, and an address register configured to store an address of a first word line active when the counter decrements to zero. The controller is configured to obtain the address of the first word line and protect a second word line during a second refresh cycle, wherein an address of the second word line is adjacent to the address of the first word line.