Communication system and communication method

Communication system and method

Communication system and method of operation for interfacing...

Communication system architecture and a management control...

Communication system capable of automatically switching...

Communication system for interactive services with a packet swit

Communication system including a client controlled gateway for c

Communication system supporting simultaneous voice and...

Communication system using line appearances on a single line...

Communication system, a private automatic branch exchange, and a

Communication system, call connection server, terminal...

Communication system, connection management server...

Communication terminal device, communication method and...

Communication terminal, repeater, peripheral equipment and...

Communication timing coordination techniques

Communications between service providers and customer premises e

Communications between the public switched telephone network...

Communications channel synchronous micro-cell for...

Communications engine architecture

Communications network