Separable cellular telephone and method for operating the same

摘要

A cellular telephone which is separable into a main device and a remote device having a call service function, and a method for controlling communication between the two devices. The main device of the cellular telephone includes a first radio circuit for communicating with a cell site and a second radio circuit for communicating with the remote device. The remote can be separated from the main device and includes a radio circuit for communicating with the second radio circuit of the main device. In one aspect, a separable cellular telephone comprises: a main device having a first radio circuit for communicating with a cell site and a second radio circuit; and a remote device having a radio circuit for communicating with the second radio circuit of the main device, wherein upon receipt of an incoming call from the cell cite, the main device transmits call receipt information to the remote device and the remote device processes the incoming call.