F. Chau & Associates, LLC
Data storage device comprising nonvolatile memory chips and control method thereof
A storage device is provided which includes a plurality of memory chips each nonvolatile memory cells divided into a first memory region and a second memory region; and a memory controller configured to buffer data provided from the exterior and to control the plurality of memory chips to perform a buffer-program operation and a main-program operation. The buffered data is stored at the first memory region at the buffer-program operation and data stored at the first memory region is written at the second memory region at the main-program operation. During a main-program operation of a first memory chip among the plurality of memory chips, the memory controller buffers data to be written at a second memory chip.
SAMSUNG ELECTRONICS CO., LTD.
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additional inventional inventional additional additional
Jinwoo Wan-Soo Heetak Young Woo
Jung Choi Shin Jung