Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
08/2006
08/24/2006WO2005112561A3 Standard telephone equipment (ste) based deployable secure communication system
08/24/2006US20060188084 Call management system with call control from user workstation computers
08/24/2006US20060188083 Methods and systems for providing foreign call back number compatibility for VoIP E9-1-1 calls
08/24/2006US20060187903 Video traffic in a communications system
08/23/2006EP1692867A1 System and method for simplified conference initiation
08/23/2006EP1692854A1 Localization of telephone subscribers connected to a packet network
08/23/2006EP1692853A1 Multimedia conference system
08/23/2006EP1692849A1 Advanced system for telephoning via a digital system
08/23/2006EP1410614B1 Method and apparatus for routing calls by proxy using virtual transaction servers in a multi-tenant communication center
08/23/2006EP1350370A4 Circuit switched cellulat network to internet calling
08/23/2006EP1275239B1 Providing announcement information in requests to establish call sessions in a data network
08/23/2006EP1177660B1 Methods and systems for routing signaling messages in a communications network using circuit identification code (cic) information
08/23/2006EP1010273A4 Video, data and telephony gateway
08/23/2006CN1823519A Peer-to-peer telephone system
08/23/2006CN1822626A Analogue relay interface control method
08/23/2006CN1822625A Call extension system and call processing method
08/23/2006CN1822624A Telephone system
08/23/2006CN1271878C Communication network based truthful naming system for telecommunication
08/23/2006CN1271840C System and method for multi-stage data logging
08/22/2006US7095840 Method and system for establishing voice communications using a computer network
08/22/2006US7095836 Enhanced IP phone operation
08/22/2006US7095828 Distributed network applications platform architecture
08/22/2006US7095824 Instructive out-of-service telephone lines
08/22/2006US7095733 Voice integrated VOIP system
08/22/2006CA2301005C Telecommunications system
08/22/2006CA2239038C Application call routing
08/17/2006WO2006084962A1 Method for interactive and secure teleconferencing and device therefor
08/17/2006WO2006084424A1 Method for controlling a gateway by means of a protocol arranged therebetween and gateway for carrying out said method
08/17/2006WO2005104470A3 Telecommunication system and method for routing data of an ip-based pbx extension to a host
08/17/2006US20060182257 Method and apparatus for notifying the calling party about the status of the called endpoint
08/17/2006US20060182256 Method and system for handling calls in a communication network
08/17/2006US20060182255 Resilient regisration with a call manager
08/17/2006US20060182234 Call processing system with call screening
08/17/2006US20060182088 Gateway unit
08/16/2006EP1691538A1 Arrangement for managing unsolicited or unwanted voice over IP telephone calls, so-called spam over internet telephony
08/16/2006EP1690414A1 Method and apparatus for unified management of different type of communications over lan, wan and internet networks, using a web browser
08/16/2006EP1690368A1 Peer discovery
08/16/2006EP1690358A2 Enhanced telecommunication system
08/16/2006EP1690165A2 Method for remote service forwarding (rsf) between dissimilar systems with operator, service and location portability
08/16/2006EP1161819B1 Method and systems for communicating ss7 messages
08/16/2006EP0898837B1 An access network over a dedicated medium
08/16/2006CN1820490A Communication system, call connection server, terminal apparatus and communication method
08/16/2006CN1820489A Gateway device, private branch exchange system, and private branch exchange method
08/16/2006CN1820466A Method for inspecting medium gateway controller state by medium gateway
08/16/2006CN1820459A Method for statistical estimation of traffic dispersion in telecommunication network
08/16/2006CN1270475C Telephony service system employing cable network and telephony service method
08/15/2006US7093289 Mechanism for automatically configuring integrated access device for use in voice over digital subscriber line circuit
08/15/2006US7092880 Apparatus and method for quantitative measurement of voice quality in packet network environments
08/15/2006US7092505 Methods and systems for universal, automatic service selection in a telecommunications signaling network
08/15/2006US7092503 Method for addressing short messages to at least one terminal suitable for receiving the same in a fixed network
08/15/2006US7092493 Methods and systems for providing lawful intercept of a media stream in a media gateway
08/15/2006US7092406 Computer implemented communication apparatus and method
08/15/2006US7092386 Network telephone system and methods therefor
08/15/2006US7092385 Policy control and billing support for call transfer in a session initiation protocol (SIP) network
08/15/2006US7092383 Method for switching on a subscriber signal, associated switching office and associated program
08/15/2006US7092382 Method for improving the quality of an audio transmission via a packet-oriented communication network and communication system for implementing the method
08/15/2006US7092365 Voice and data exchange over a packet based network with AGC
08/10/2006WO2006083966A2 Location-based data communications system and method
08/10/2006WO2006083202A1 Plain old telephony equivalent services supported via unlicensed mobile access
08/10/2006WO2005077054A3 Emergency call completion for voip based on location of call originator
08/10/2006US20060178140 Location-based data communications system and method
08/10/2006US20060178137 Extending mobile phone networks
08/10/2006US20060177039 System and method for providing a dial plan conversion in a session initiation protocol (SIP) environment
08/10/2006US20060177038 Systems and methods for processing telephone calls
08/10/2006US20060177037 Systems and methods for processing telephone calls
08/10/2006US20060177036 System and method for providing a dial plan conversion in a session initiation protocol (SIP) environment
08/10/2006US20060177016 System and method for remote access to a telephone
08/10/2006US20060176877 Methods and system for fast session establishment between equipment using H.324 and related telecommunications protocols
08/10/2006CA2596817A1 Location-based data communications system and method
08/09/2006EP1689157A1 Communication control device and method
08/09/2006EP1689156A1 Notification of a calling party about the status of the called endpoint
08/09/2006EP1687962A1 Security module for encrypting a telephone conversation
08/09/2006EP1687958A1 Method and system for filtering multimedia traffic based on ip address bindings
08/09/2006EP1687903A2 Method and system for transferring wireless transmit/receive unit-specific information
08/09/2006EP1147639A4 Bandwidth transfer switching system
08/09/2006CN1816180A Speech communication system and talker right reservation method
08/09/2006CN1816084A Call-transfering method of crossing network gate
08/09/2006CN1269340C Implementation of dialing device
08/08/2006US7088812 Call management implemented using call routing engine
08/08/2006US7088802 Method and apparatus for obtaining telephone status over a network
08/08/2006US7088723 System and method for enhancing a voice channel in voice over internet protocol
08/08/2006US7088705 Public wireless/cordless internet gateway
08/08/2006US7088685 Modular multi-media communication management system with an integrated service for wide area network wireless telephones
08/08/2006CA2253789C An access network over a dedicated medium
08/03/2006WO2006079954A1 Method and terminal for selecting a communication path depending on the presence of nat devices
08/03/2006WO2006079686A1 Method, arrangement and server for storing and processing of audio and/or video files
08/03/2006WO2006079411A1 Method for securing the communication links and the associated charges in a redundant communication network
08/03/2006US20060171522 Method and system for providing the name of the state of a calling party
08/03/2006US20060171521 Intelligent access control system
08/03/2006US20060171371 Voice calling handling method using dynamic home agency technology at the whole ip framework
08/02/2006EP1686749A2 System and Method for assisting in controlling real-time transport flow through multiple networks via media flow routing
08/02/2006EP1685726A1 Method and gateway for controlling call routing
08/02/2006EP1685671A2 Multi-platform capable inference engine and universal grammar language adapter for intelligent voice application execution
08/02/2006EP1520386B1 Coding for data in a data package
08/02/2006EP1123621B1 Mobile communication system and alternative network gateway unit for processing a call
08/02/2006EP0897632B1 Method and system for extended addressing plans
08/02/2006CN1812455A Apparatus and method for combining communicating device with communication software to make instant information exchange
08/02/2006CN1812362A Gateway unit
08/01/2006US7086005 Shared virtual space conversation support system using virtual telephones
08/01/2006US7085557 Network-based wireless telephone communication device