Invention Grant
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
- Patent Title: Data storage device, memory control method, and electronic device with data storage device
- Patent Title (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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Application No.: US13720356Application Date: 2012-12-19
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Publication No.: US09384124B2Publication Date: 2016-07-05
- Inventor: Taichiro Yamanaka , Yoko Masuo , Hironobu Miyamoto
- Applicant: Taichiro Yamanaka , Yoko Masuo , Hironobu Miyamoto
- Applicant Address: JP Tokyo
- Assignee: KABUSHIKI KAISHA TOSHIBA
- Current Assignee: KABUSHIKI KAISHA TOSHIBA
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P
- Main IPC: G06F12/02
- IPC: G06F12/02
Abstract:
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.
Public/Granted literature
- US20140025863A1 DATA STORAGE DEVICE, MEMORY CONTROL METHOD, AND ELECTRONIC DEVICE WITH DATA STORAGE DEVICE Public/Granted day:2014-01-23
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