MEMORY SYSTEM INCLUDING NONVOLATILE MEMORY DEVICE AND CONTROLLING METHOD OF CONTROLLING NONVOLATILE MEMORY DEVICE

摘要

Disclosed is a method of controlling a nonvolatile memory device which includes programming data in a user data area of the nonvolatile memory device and state information on logical states of the data in a meta area of the nonvolatile memory device; and adjusting levels of a plurality of read voltages using the state information to read the data from the user data area using the plurality of read voltages having the adjusted levels.