Caller-controlled voice mail sub-mailboxes
Calling center employing unified control system
Calling name information caching
Calling number display and recording system
Calling number identification using speech recognition
Calling party announcement apparatus
Calling party designated message displaying method and apparatus
Calling party identification announcement service
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