Patent ID: 11922039
Assignee: KIOXIA CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 8:
9. A method of controlling a nonvolatile semiconductor memory device including a storage area, the method comprising:
receiving from a host a first command including a first ID and first information, the first information designating a first amount that is to be allocated for the first ID in the storage area;
allocating at least the designated first amount to the storage area for the first ID;
receiving from the host a second command including a second ID and second information, the second information designating a second amount that is to be allocated for the second ID in the storage area;
allocating at least the designated second amount to the storage area for the second ID;
receiving from the host a third command including the first ID and an instruction to write first data;
in response to receiving the third command, writing the first data to a first portion of the allocated first amount among the storage area;
receiving from the host a fourth command including the second ID and an instruction to write second data; and
in response to receiving the fourth command, writing the second data to a second portion of the allocated second amount among the storage area.