LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

Connection setup method, service control point, and...

Telephonic communications – Plural exchange network or interconnection – Interexchange signalling

Connection-oriented congestion controller for common channel sig

Telephonic communications – Plural exchange network or interconnection – Connection call model

Connections between a toll network and multiple local networks

Telephonic communications – Plural exchange network or interconnection – Connection call model

Connections between a toll network and multiple local networks

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

Connectivity scanner

Telephonic communications – Centralized switching system – Plug and socket

Connector block mountable connector and telephone circuit

Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Of centralized switching system

Connector block with built-in array test feature

Telephonic communications – Terminal – Housing or housing component

Connector for printed circuit and equipment which includes it

Telephonic communications – Terminal accessory or auxiliary equipment – Telephone receiver support

Connector lead for a transceiver unit

Telephonic communications – Subscriber line or transmission line interface

Connector mounting arrangement in a center location of a plastic

Telephonic communications – Call or terminal access alarm or control

Consistency of state model visualization across different...

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

Console and extension telephone system

Telephonic communications – Special services – Service profile

Consolidated access and administration of customized...

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

Consolidated billing system and method for use in telephony...

Telephonic communications – Echo cancellation or suppression – Combined diverse function

Consolidated noise injection in a voice processing system

Telephonic communications – Echo cancellation or suppression – Combined diverse function

Consolidated voice activity detection and noise estimation

Telephonic communications – Echo cancellation or suppression – Combined diverse function

Consolidated voice activity detection and noise estimation

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

Constant current line circuit

Telephonic communications – Subscriber line or transmission line interface – Power supply

Constant current line circuit with class features