Patent ID: 8843696
Filing Date: 2014-09-23
Classification: G06F,G11C

Abstract:
1. A memory device comprising: a nonvolatile memory in which data write or data read is executed in units of a plurality of cells; and a controller configured to control the nonvolatile memory and to manage a memory space of the nonvolatile memory by dividing the memory space into at least a first partition and a second partition, wherein the controller is configured to make the memory device receive a request for writing data to the first partition and a request for writing data to the second partition independently of each other, the controller determines, when a request for writing data has been received, whether to divide a data size of write data associated with the request, into the units of the plurality of cells, the controller divides the data size of write data when the controller determines to divide the data size of write data, and the controller issues a request for transmitting write data to the second partition and receive the write data for the second partition, during a period in which data writing to the first partition is being executed.