Patent ID: 8346306

Claim:
A SIM-card suspend control apparatus disposed in an electronic device having a SIM card, the SIM-card suspend control apparatus comprising: a control unit that switches the state of the SIM card between a suspended state and a resumed state, wherein the control unit determines, based on the state of SIM card access for data communication and the state of the SIM card when the data communication occurs, whether to give priority to SIM card access or switching to the suspended state, and sets the state of the SIM card accordingly, and if an insertion/removal check of the SIM card occurs while the SIM card is in the suspended state, the control unit temporarily sets the SIM card to be in the resumed state for a period equivalent to the time consumed for access to perform the insertion/removal check once and upon each completion of the insertion/removal check, returns the state of the SIM card to the suspended state.