发明授权
US09384124B2 Data storage device, memory control method, and electronic device with data storage device
有权
数据存储装置，存储器控制方法和具有数据存储装置的电子装置
- 专利标题： Data storage device, memory control method, and electronic device with data storage device
- 专利标题（中）： 数据存储装置，存储器控制方法和具有数据存储装置的电子装置
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申请号： US13720356申请日： 2012-12-19
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公开(公告)号： US09384124B2公开(公告)日： 2016-07-05
- 发明人: Taichiro Yamanaka , Yoko Masuo , Hironobu Miyamoto
- 申请人： Taichiro Yamanaka , Yoko Masuo , Hironobu Miyamoto
- 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： G06F12/02
- IPC分类号： G06F12/02
摘要：
According to one embodiment, a data storage device includes a first controller, a second controller, and a third controller. The first controller performs a control operation of writing data of a first data unit to a storage area in a flash memory and reading the data of the first data unit from the storage area. The second controller carries out migration processing of measuring a data amount of valid data stored in storage areas of a second data unit that is a data erase processing unit.
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