发明授权
- 专利标题: Memory system and method of controlling nonvolatile memory
- 专利标题(中): 内存系统和非易失性存储器的控制方法
-
申请号: US15065110申请日: 2016-03-09
-
公开(公告)号: US09502129B1公开(公告)日: 2016-11-22
- 发明人: Riki Suzuki , Toshikatsu Hida , Tokumasa Hara
- 申请人: Kabushiki Kaisha Toshiba
- 申请人地址: JP Tokyo
- 专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人: Kabushiki Kaisha Toshiba
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, McClelland, Maier & Neustadt, L.L.P.
- 主分类号: G11C16/04
- IPC分类号: G11C16/04 ; G11C16/34 ; G11C16/26 ; G11C16/10 ; H01L27/115
摘要:
According to one embodiment, a controller executes first refreshing in a case where a first value of a first block is larger than a first threshold and less than a second threshold. The first refreshing includes reprogramming a plurality of second memory cells among a plurality of first memory cells included in the first block.
信息查询