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. 29, 2020
Filed:
Jun. 19, 2018
Mediatek Inc., Hsin-Chu, TW;
Der-Ping Liu, Taoyuan County, TW;
Bo-Wei Hsieh, Hsinchu, TW;
MediaTek Inc., Hsin-Chu, TW;
Abstract
A refresh control method for a memory controller of a memory system is provided. The memory controller is connected with a memory. The memory includes plural memory banks. The refresh control method includes the following steps. Firstly, a refresh state of the memory device is read, and thus a refresh window is realized. Then, a refresh command is issued to the memory device according to the refresh state. The refresh command contains a memory bank number field and a memory bank count field. The memory bank count field indicates a first count. The first count of memory banks are selected from the plural memory banks of the memory device according to the memory bank number field and the first count. Moreover, a refresh operation is performed on the first count of memory banks.