LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...

Technique for linking telephony and multimedia information

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

Technique for preventing data stored in a memory of telephone sy

Telephonic communications – Centralized switching system – Call distribution to operator

Technique for providing a personalized electronic messaging...

Telephonic communications – Special services

Technique for providing information assistance including a...

Telephonic communications – Special services – Automatic directory service

Technique for providing information assistance while...

Telephonic communications – Special services – Service profile

Technique for providing personalized information and...

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network

Technique for providing redundant capability in a personal mobil

Telephonic communications – Audio message storage – retrieval – or synthesis

Technique for recognizing telephone numbers and other spoken...

Telephonic communications – Multi-line or key substation system with selective switching... – Switching or supervision feature

Technique for reconnecting office line to key telephone system a

Telephonic communications – Subscriber line or transmission line interface – Network interface device

Technique for reducing echoes in conference communications

Telephonic communications – Audio message storage – retrieval – or synthesis

Technique for reducing message notification blockage in voice ma

Telephonic communications – Audio message storage – retrieval – or synthesis – Multimedia system

Technique for remotely reading E-mail using external telephone

Telephonic communications – Emergency or alarm communications – Central office responsive to emergency call or alarm

Technique for routing and controlling emergency calls

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

Technique for selecting a profile to use to service a call

Telephonic communications – Special services – Call diversion

Technique for use in processing personal telephone calls

Telephonic communications – Special services – Call diversion

Technique for use in sequentially routing personal telephone cal

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

Technique of controlling telephone calls

Telephonic communications – Substation or terminal circuitry – For loudspeaking terminal

Techniques for improving telephone audio quality

Telephonic communications – Audio message storage – retrieval – or synthesis – Message management

Techniques for marking and manipulating voice message...