Automated fraud management in transaction-based networks

Automated personalized telephone management system

Automatic call screening telecommunication device

Automatic design of fraud detection systems

Automatic positive telephone disconnect system

Automatic route selection of a private telephone network path on

Automatic telephone line sharing and lockout apparatus

Automatic telephone silent call screening system

Blue-box fraud prevention

Call admission control method and cell flow monitoring method in

Call blocking system

Call detection control apparatus

Call screening at a hierarchical switch based on organizational

Call screening device

Call screening in a public telephone station

Call screening using subscriber specified timers and schedules

Call-processing system and method

Caller discrimination within a telephone system

Calling party identifying apparatus and method therefor

Cellular telephone unit capable of automatic interaction with au