LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – With usage measurement – Call traffic recording by computer or control processor

Mass call defense

Telephonic communications – With usage measurement – Call charge metering or monitoring

Mass calling event detection and control

Telephonic communications – Telephone line or system combined with diverse electrical... – Polling

Mass calling processing method for televoting service

Telephonic communications – Audio message storage – retrieval – or synthesis

Mass polling system

Telephonic communications – Telephone line or system combined with diverse electrical... – Polling

Mass polling system with cut-through

Telephonic communications – Audio message storage – retrieval – or synthesis

Master system for accessing multiple telephony messaging...

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Monitoring

Master-slave microprocessor control circuit

Telephonic communications – Centralized switching system – Call distribution to operator

Matching routed call to agent workstation

Telephonic communications – Special services – Three-way calling

Means and method for detecting three-way call attempts

Telephonic communications – Special services – Service trigger

Means and method for providing local telephone number portabilit

Telephonic communications – Special services – Service trigger

Means and method for updating databases supporting local telepho

Telephonic communications – With usage measurement – Call traffic recording or monitoring

Means for and methods of detecting fraud, lack of credit,...

Telephonic communications – Audio message storage – retrieval – or synthesis – Multilingual system or operation

Means for improving the dynamic range of an analog/digital conve

Telephonic communications – Diagnostic testing – malfunction indication – or electrical...

Measurement deferral and aggregation for extensible test...

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of data transmission

Measurement device for communication

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of subscriber loop or terminal

Measurement of signal quality

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – With blocking of normal usage

Measurement of transmission quality of a telephone channel

Telephonic communications – Terminal – Housing or housing component

Mechanical acoustic filter with adjustable high-frequency...

Telephonic communications – Terminal accessory or auxiliary equipment – Locking device

Mechanical assembly for ensuring electrical safety in a telephon