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:
Oct. 15, 2024
Filed:
Sep. 27, 2022
Changxin Memory Technologies, Inc., Hefei, CN;
Jixing Chen, Hefei, CN;
Liang Chen, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
A refresh control circuit includes the following: an address output circuit configured to output a to-be-refreshed address signal including a block address signal and a row address signal; a block decoding circuit configured to: receive the block address signal; decode the block address signal and output a first block selection signal for selecting multiple data blocks from the memory array, in response to that the memory array is subjected to no row hammer attack, or decode the block address signal and output a second block selection signal for selecting one data block from the memory array, in response to that the memory array is subjected to a row hammer attack; and a row decoding circuit, configured to receive the row address signal, decode the row address signal and output a row selection signal.