Calling-party-pays call processing for cellular and paging
Calling-party-pays call processing for cellular and paging
Calling-party-pays call processing for cellular and paging
Cascade accounting of connection-oriented communication...
Centralizing storage and verification element for telephone netw
Charge information method
Charging for an IP based communication system
Charging for an IP based communication system
Charging for usage of a telecommunications network
Charging in a communication system
Charging method in telecommunications network
Charging system in data communication network
Charging unit price determination/information apparatus and comm
Churn amelioration system and method therefor
Churn amelioration system and method therefor
Circuit arrangement for suppressing interference signals on the
Circuit arrangement for telecommunications exchange systems, par
Circuit arrangement for telecommunications switching systems, pa
Circuit arrangement for telecommunications switching systems, pa
Circuit arrangement for telecommunications switching systems, pa