Patent ID: 6990356
Filing Date: 2006-01-24
Classification: H04M,H04W

Abstract:
1. A cordless telephone system comprising: a primary cordless telephone base unit coupled to a primary communications network and implementing a wireless communication protocol capable of supporting simultaneous communications via a plurality of wireless communications channels; a cordless telephone handset; a first communication link between the handset and the primary cordless telephone base unit, the communication link being established using a first one of the plurality of wireless communication channels; an expansion base unit, the expansion base unit comprising a first communication interface linking the expansion base unit to an external communication network, and a second communication interface compatible with the wireless communication protocol; a second communication link between the primary cordless telephone base unit and the second communication interface of the expansion base unit, the communication link being established using a second one of the plurality of wireless communication channels; whereby the cordless telephone system transmits voice information between the cordless telephone handset and the expansion base unit via the first communication link, the primary cordless telephone base unit, and the second communication link.