Patent ID: 11868836
Assignee: KABUSHIKI KAISHA TOSHIBA
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 2:
3. An IC card comprising:
a contact communication interface configured to perform contact communication with a reader/writer;
a non-contact communication interface configured to perform non-contact communication with the reader/writer;
a processor configured to set an Answer To Reset (ATR) in the contact communication and an Answer To Select (ATS) in the non-contact communication based on historical bytes included in a predetermined command; and
a nonvolatile memory including a first storage area and a second storage area, wherein
the processor is configured to:
overwrite the first storage area and the second storage area with the historical bytes included in the predetermined command;
add the historical bytes in the first storage area to the ATR; and
add the historical bytes in the second storage area to the ATS.