Patent ID: 6697638
Filing Date: 2004-02-24
Classification: H04M,H04W

Abstract:
A portable phone device comprising:a first portable phone housing, having a user interface, at least a microphone and speaker, and a cellular transceiver therein, said cellular transceiver operable to transmit signals from said microphone to a cellular network and receive signals from said cellular network and couple them to said speaker, and also having therein a second transceiver, operating to consume a lower power than said cellular transceiver, said second transceiver having a unique device address which uniquely identifies said second transceiver from other transceivers, operating in a multiple access system using time slots over a spread spectrum protocol (X), said second transceiver enabling operation with a remote device which changes a mode of operation of said telephone to a changed mode of operation; wherein said user interface on said portable telephone includes an initiation button which is actuated to initiate a communication using said second transceiver.