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Data storage device and data management method

A technology of data management and storage equipment, applied in the field of data management

Inactive Publication Date: 2013-06-19
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Compared with disk-type HDD, SSD has few concurrent disadvantages (contemporary disadvantages), such as storage capacity and cost

Method used

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  • Data storage device and data management method

Examples

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Embodiment Construction

[0030] The inventive concept will now be described in some additional detail with reference to the accompanying drawings. However, inventive concepts may be embodied in many different forms and should not be construed as limited to only the embodiments shown. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the inventive concept to those skilled in the art. Throughout the written description and drawings, like reference numerals and labels will be used to refer to like elements.

[0031] It should be understood that although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers, and / or sections, these elements, components, regions, layers, and / or sections should not limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another region, layer or section. Thus, a first elemen...

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Abstract

A data management method for a data storage device includes receiving a write request; partitioning the file into first and second portions; encrypting the first portion, and storing the encrypted first portion in a first storage medium and the second portion in a second storage medium.

Description

[0001] Cross References to Related Applications [0002] This application claims priority from Korean Patent Application No. 10-2011-0131169 filed on Dec. 8, 2011, the subject matter of which is incorporated herein by reference. technical field [0003] The inventive concept relates to electronic devices including data storage devices. More particularly, the inventive concept relates to a data storage device including a nonvolatile memory used as a cache memory and a data management method for such a data storage device. Background technique [0004] Modern digital logic systems and consumer electronics are characterized by a seemingly insatiable need for greater data storage capacity and faster data access speeds. In particular, reduced power consumption, lighter weight, better portability, and improved durability are required for mobile electronic devices. Such needs have significantly influenced the design and use of various secondary data storage devices. [0005] In ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F21/79
CPCG06F12/0868G06F21/78G06F12/08G06F12/16
Inventor 金旻权李起源李锡宪李成龙李宰范
Owner SAMSUNG ELECTRONICS CO LTD