Calling party identification authentication and routing in...

Calling party identification device with message function

Calling system and method

Capture of alphabetic or alphanumeric character strings in an au

Carrier current transceiver

CCXML/Voice XML browser to implement an AIN intelligent...

Cell extender with timing alignment for use in time division mul

Cellular communication system sharing control channels between c

Cellular communications system having passive handoff

Cellular communications system utilizing paging areas

Cellular communications system with centralized base stations an

Cellular devices, systems and methods using intercell macro-dive

Cellular pager

Cellular radiotelephone system with dropped call protection

Cellular radiotelephone with dialed number analysis

Cellular telephone exchange system which allows setting of conne

Cellular telephone including language translation feature

Cellular telephone responsive to service availability for operat

Cellular telephone ring annunciator

Cellular telephone system