发明授权
US08767450B2 Memory controllers to refresh memory sectors in response to writing signals and memory systems including the same
有权
存储器控制器用于刷新内存扇区以响应写入信号和包括其的存储器系统
- 专利标题: Memory controllers to refresh memory sectors in response to writing signals and memory systems including the same
- 专利标题(中): 存储器控制器用于刷新内存扇区以响应写入信号和包括其的存储器系统
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申请号: US12662949申请日: 2010-05-13
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公开(公告)号: US08767450B2公开(公告)日: 2014-07-01
- 发明人: Doo-gon Kim , Hui-kwon Seo , Cheol-kyu Kim , Sei-jin Kim , Yoon-ho Khang , Han-gu Sohn , Tae-yon Lee , Dae-won Ha
- 申请人: Doo-gon Kim , Hui-kwon Seo , Cheol-kyu Kim , Sei-jin Kim , Yoon-ho Khang , Han-gu Sohn , Tae-yon Lee , Dae-won Ha
- 申请人地址: KR Gyeonggi-Do
- 专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人: Samsung Electronics Co., Ltd.
- 当前专利权人地址: KR Gyeonggi-Do
- 代理机构: Harness, Dickey & Pierce, P.L.C.
- 优先权: KR10-2007-0084032 20070821; KR10-2008-0012292 20080211; KR10-2009-0042183 20090514; KR10-2009-0052975 20090615
- 主分类号: G11C11/00
- IPC分类号: G11C11/00
摘要:
A memory system includes a memory cell array having a plurality of memory sectors. Each memory sector includes a plurality of memory cells. The memory system further includes a controller configured to write data to the memory cell array in response to a writing signal. The controller is further configured to refresh a memory sector among the plurality of memory sectors each time a writing signal is provided. When N (N is a positive integer) memory cells are programmed, a programming current is less than or equal to about 0.75 mA*N.
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