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:
Nov. 14, 2023
Filed:
Nov. 08, 2021
Changxin Memory Technologies, Inc., Hefei, CN;
Xianlei Cao, Hefei, CN;
CHANGXIN MEMORY TECHNOLOGIES, INC., Hefei, CN;
Abstract
The present disclosure provides a refresh control circuit and a memory. The refresh control circuit includes: a random capture module, configured to sequentially receive n single row addresses and randomly output m single row addresses among the n single row addresses, wherein the n>the m>1; a row hammer address generation module, connected to an output terminal of the random capture module, configured to analyze a single row address with highest frequency of occurrence among the m single row addresses, and configured to output a row hammer address corresponding to the single row address with highest frequency of occurrence; and a signal selector, configured to receive a conventional refresh address and the row hammer address and output address information, the address information being the row hammer address and the conventional refresh address, or the address information being the row hammer address.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile