Apparatus and method of managing mapping table of...

Details Apparatus and method of managing mapping table of... Apparatus and method of managing mapping table of...

2011-05-17

2011-05-17

Patel, Hetul (Department: 2186)

Electrical computers and digital processing systems: memory

Storage accessing and control

Specific memory composition

C365S185030, C365S189160

Reexamination Certificate

active

07945723

ABSTRACT:
An apparatus and method for managing a mapping table of a non-volatile memory are provided. The apparatus includes a non-volatile memory having memory cells, each of which stores data bits in a plurality of pages included in a block according to a plurality of states, each of which has at least two bits, an operating time measuring unit measuring a write operation time on each of the plurality of pages included in the block, and a mapping table generating unit dividing the pages into a plurality of groups according to the measured write operation time and generating a mapping table by using the divided groups.

REFERENCES:
patent: 2002/0051394 (2002-05-01), Tobita et al.
patent: 2008/0104309 (2008-05-01), Cheon et al.
patent: 2008/0246857 (2008-10-01), Hayashi et al.

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