Patent ID: 11864251
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A wireless communication device comprising:
a first Subscriber Identity Module (SIM);
a second SIM; and
processing circuitry configured to
receive a request for a second call from a second terminal device through the second SIM while a first call is being performed with a first terminal device through the first SIM,
accept the second call in response to the request for a second call from the second terminal device,
control the second SIM to switch the second call to a call active state,
control the first SIM to switch the first call to a call hold state, and
control the first SIM to obtain information about the second terminal device from the second SIM and transmit a request for a third call to the second terminal device based on the information about the second terminal device, or control the second SIM to obtain the information about the first terminal device and transmit the request for the third call to the first terminal device.