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. 26, 2023
Filed:
Nov. 08, 2021
Changxin Memory Technologies, Inc., Hefei, CN;
Xianlei Cao, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
A refresh circuit and a memory. The refresh circuit includes: a row hammer address generation module, configured to receive a row activate command, a precharge command, and a single row address corresponding to the row activate command, and output a row hammer address corresponding to the single row address, where each of the single row addresses corresponds to a word line, the row activate command is configured to activate a word line pointed to by the single row address, and the precharge command is configured to inactivate the word line; and output the row hammer address if a single activation time of the word line is greater than a preset time; and a signal selector, configured to receive the row hammer address and a regular refresh address, and at least output the row hammer address.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile