Patent ID: 8238902

Claim:
A method for initiating an outgoing call from a cellular handset to a fixed network using a DECT base station comprising: receiving an outgoing call request in cellular handset voice data format from a cellular handset by a removable adaptor module in communication with the cellular handset, said removable adaptor module removably coupled externally to a data port of the cellular handset, the outgoing call request including a request to establish a call session with a communication device over a fixed network; converting, at the removable adaptor module, the cellular handset voice data to DECT voice data; sending a call set-up message in DECT voice data format to a DECT base station in response to receiving the outgoing call request, the DECT base station configured to initiate an outgoing call to the communication device over the fixed network in response receiving the call set-up message; receiving a call connect message from the DECT base station; and establishing a call session between the cellular handset and the communication device.