Group communication device and method
Group communication device and method
Group communication device and method
Group communication service method, mobile terminal using...
Group communication system for mobile terminals having real...
Group communication system having group number specified by...
Group handover in a cellular communications network
Group radio communication system with shared bi-directional...
Grouping and ungrouping among omni-cells using PN-offset of one
GSM cellular telephone and GPS receiver combination
GSM MoU bypass for delivering calls to GSM subscribers...
GSM signaling protocol architecture for an unlicensed...
GSM transceiver unit equipped for time of arrival measurements
GSM/UMTS emulator