MEMORY SYSTEM

A memory system is provided. The memory system includes a flash memory which includes a first sub block and a second sub block which are different, wherein the second sub block is composed of only the free page; and a controller which erases the flash memory by the sub block unit and copies data of...

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Bibliographic Details
Main Authors BAEK, JONG NAM, LEE, JOON HO, HWANG, IN TAE, YOO, SANG WOOK, HAM, DONG HOON
Format Patent
LanguageEnglish
Korean
Published 30.07.2014
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Summary:A memory system is provided. The memory system includes a flash memory which includes a first sub block and a second sub block which are different, wherein the second sub block is composed of only the free page; and a controller which erases the flash memory by the sub block unit and copies data of a valid page of the first sub block to the second sub block if a garbage collection is required.
Bibliography:Application Number: KR20130006567