LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Echo cancellation or suppression – Residual echo cancellation

Gain control method for acoustic echo cancellation and...

Telephonic communications – Subscriber line or transmission line interface – Circuitry to provide a coder and decoder function

Gain or input volume controller and method utilizing a...

Telephonic communications – Special services – Conferencing

Gain switched audio conferencing network

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

Games on hold telephony service

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

Gas meter with remote control for terminating supply of gas and

Telephonic communications – Reception of calling information at substation in wireline... – Blocking caller id transmission

Gateway device for telecommunication station

Telephonic communications – Audio message storage – retrieval – or synthesis – Interaction with an external nontelephone network

Gateway for connecting telecommunications networks and a...

Telephonic communications – Special services – Anonymous party

Gateway for using legacy telecommunications network element equi

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Gateway system having a redundant structure of media gateway...

Telephonic communications – Echo cancellation or suppression

Gauging convergence of adaptive filters

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

Gel filled RJ11 connector

Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy

General analysis system

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

General charging method

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

General protocol for service control point

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

General protocol for service control point

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Generalized arrangement for routing telecommunications calls

Telephonic communications – Centralized switching system – Call distribution to operator

Generalized customer profile editor for call center services

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

Generalized statistics engine for telephone network

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

Generalized statistics engine for telephone network employing a