Cellular network service over WLAN

Cellular network/WLAN VoIP service interaction by home...

Central office line card with code recognition for...

Centralized interworking function for a mobile radio network

Change of codec during an active call

Channel assignment in a spread spectrum CDMA communication...

Channel data extracting circuit and extracting method

Charging control in IP multimedia subsystem

Circuit arrangement for providing internet connectivity to a com

Circuit connecting unit in integrated network

Circuit emulating exchange using micro cells

Circuit emulation service over an internet protocol network

Circuit switched private communication network with...

Circuit-switched network

Client configuration download for VPN voice gateways

Client-server architecture for the delivery of broadband...

Client-server system

Coaxial cable/twisted pair fed, integrated residence gateway...

Codec aware adaptive playout method and playout device

Collaborative network navigation synchronization mechanism