Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
01/2006
01/10/2006US6985494 System for interconnecting standard telephony communications equipment to internet protocol networks
01/10/2006US6985492 Voice gateway with voice synchronization
01/10/2006US6985478 Using XML expressed primitives for platform and system-independent call modeling
01/10/2006US6985445 Generation of test suites for interoperability of reactive communication systems
01/05/2006WO2006000628A1 Method and system for controlling services in a packet data network
01/05/2006WO2006000466A1 Detection and mitigation of unwanted bulk calls (spam) in voip networks
01/05/2006US20060002539 Customer premises equipment that can support multiple call control languages or multiple call agents
01/05/2006US20060002532 Methods and interfaces for probing and understanding behaviors of alerting and filtering systems based on models and simulation from logs
01/05/2006US20060002381 Signaling for Internet end stations
01/05/2006US20060002379 Packet communication system
01/05/2006US20060002376 Telephone exchange and network telephone system
01/05/2006DE102004008207B4 Verfahren und Vorrichtung zur Qualitätsbeurteilung eines Audiosignals und Vorrichtung und Verfahren zum Erhalten eines Qualitätsbeurteilungsergebnisses Method and apparatus for assessing the quality of an audio signal and device and method for obtaining a quality judgment result
01/04/2006EP1613047A1 Communication path setting method and communication path setting system
01/04/2006EP1613046A1 Apparatus and method for providing communication services over multiple signaling protocols
01/04/2006EP1613025A2 IP telephone apparatus, enum server, and calling method via the internet
01/04/2006EP1612962A1 Broadband xDSL transceiver
01/04/2006EP1611737A1 Private telephone network connected to more than one public network
01/04/2006EP1611720A1 Method, system and gateway device for enabling interworking between ip and cs networks
01/04/2006EP1514374A4 Call transfer using session initiation protocol (sip)
01/04/2006EP1495601A4 Telephony services system with instant communications enhancements
01/04/2006EP1097558B1 Method for operating a global virtual call-centre
01/04/2006EP0995289B1 Interface device for communication between an external network subscriber's terminal installation and an internal network
01/04/2006CN1717913A Relay server, relay server service management method, service providing system, and program
01/04/2006CN1716799A Broadband XDSL transceiver
01/03/2006US6983329 Method for reducing signaling in an telecommunications network by arranging gatekeepers in a hierarchical structure
01/03/2006US6983043 Method and apparatus for automatically generating common paradigms in computer supported telephony applications (CSTA) protocols
01/03/2006US6983042 Business method for hybrid wireline wireless network service
01/03/2006US6983040 Method for call forwarding without hairpinning and with split billing
01/03/2006US6983037 Method, system and computer program product for performing automated unbundled network element migration
01/03/2006US6982985 Interaction of VoIP calls and cellular networks
01/03/2006CA2359508C Method, system and packet data serving node (pdsn) for mobile ip (mip) registration of a mobile node (mn)
12/2005
12/29/2005WO2005125231A2 Automated voice link initiation
12/29/2005WO2005125050A1 Apparatus and method for efficiently processing voice packet data in mobile communication system providing voice service using packet network
12/29/2005WO2005125037A1 Voice over internet protocol (voip) quality testing over hybrid fiber/coax (hfc) network
12/29/2005WO2005076955A3 Methods and system for retrieving music information from wireless communication devices
12/29/2005WO2005057893A3 Adapter for secure voip communications
12/29/2005WO2005039203B1 Methods and systems for detecting and mitigating call routing arbitrage in a telecommunications network
12/29/2005WO2005001602A3 Method and apparatus for voice over internet protocol telephony using a virtual private network
12/29/2005US20050289471 Method and system for initiating communications with dispersed team members from within a virtual team environment using personal identifiers
12/29/2005US20050286893 Method to provide caller's location in IP phone system, optical transmission system, optical connector, and optical network unit
12/29/2005US20050286711 System and method for providing customized voice connection services via gatekeeper
12/29/2005US20050286710 Broadband XDSL transceiver
12/29/2005US20050286704 Routing data based on comparative income values
12/29/2005US20050286703 Method for forwarding a call in a fixed telecommunication's network and such network
12/29/2005US20050286688 Call processing system with call screening
12/29/2005US20050286664 Data-driven method and apparatus for real-time mixing of multichannel signals in a media server
12/29/2005US20050286540 Controlling services in a packet data network
12/29/2005US20050286502 Methods and systems for communicating SS7 messages over packet-based network using transport adapter layer interface
12/29/2005US20050286501 Media communication system, and terminal apparatus and signal conversion apparatus in said system
12/29/2005US20050286500 IP telephone access system, customer's terminating device thereof and IP telephone access method
12/29/2005US20050286499 IP telephone apparatus, enum server, and calling method via the internet
12/29/2005US20050286498 System and method for establishing a call
12/29/2005US20050286496 Apparatus and method for providing communication services using multiple signaling protocols
12/29/2005US20050286494 Method and apparatus for dynamic VoIP phone protocol selection
12/29/2005US20050286492 System for facilitating parallel data transfer from a wireless caller into a communications center
12/29/2005DE102004006756B4 Aufbau einer paketorientierten Multimediaverbindung unter Mitwirkung eines Interactive Voice Response Systems Setting up a packet-oriented multimedia connection involves an Interactive Voice Response Systems
12/29/2005CA2472697A1 Telephone exchange apparatus, interface circuit used in the telephone exchange apparatus, and control method used for the telephone exchange apparatus
12/28/2005EP1610570A1 System for transferring data between a wireless caller and a communication center
12/28/2005EP1609278A1 System and method for routing telephone calls involving internet protocol network
12/28/2005EP1319299B1 Communication management system for computer network based telephones
12/28/2005CN1714596A Communicating in voice and data communications systems
12/28/2005CN1714561A Extended handset functionality and mobility
12/28/2005CN1714538A System and method for adapting remote access telephony networks to national deviations
12/28/2005CN1714533A Internet phone system and internet phone service method for a mobile telephone
12/28/2005CN1713624A IP telephone access system, customer's terminating device thereof and IP telephone access method
12/28/2005CN1713619A VoIP network, media proxy server, and method of providing additional services used in them
12/28/2005CN1234223C Method for providing service, service provider and universal personal telecommunication network
12/27/2005US6981022 Using PSTN to convey participant IP addresses for multimedia conferencing
12/27/2005US6981020 Apparatus and methods for routing electronic mail in a processing center
12/27/2005US6980643 Fallback function telecommunications device
12/27/2005US6980638 Failsafe configuration for alternative network telephony
12/27/2005US6980569 Apparatus and method for optimizing packet length in ToL networks
12/27/2005US6980559 Network connection technique in VoIP network system
12/27/2005US6980556 Method for splitting proxy function with a client terminal, a server and a terminal using the method
12/27/2005US6980546 Broadband internet protocol telephony system
12/27/2005US6980528 Voice and data exchange over a packet based network with comfort noise generation
12/27/2005US6980517 Method and apparatus for congestion control for packet-based networks using call gapping and rerouting in the peripheral domain
12/22/2005WO2005122544A1 Method of operating a contact center
12/22/2005WO2005122541A2 Message to set up a call within a telecommunications network by means of a data message
12/22/2005WO2005112392A3 Transmission of video over ip
12/22/2005US20050283813 Systems and methods for recording signals from communication devices as messages and making the messages available for later access by other communication devices
12/22/2005US20050282543 Inter-site call routing and roaming support
12/22/2005US20050282535 Processing of interactive screens for a wireless device
12/22/2005US20050281274 VoIP network, media proxy server, and method of providing additional services used in them
12/22/2005US20050281206 Communications robot
12/22/2005DE102004026173A1 Vorrichtung und Verfahren zur Verknüpfung der Adressierungsschemata von leitungsvermittelnden und paketvermittelnden Telekommunikationsnetzen Apparatus and method for linking the addressing schemes of circuit-switched and packet-switched telecommunication networks
12/21/2005EP1608190A1 Provision of group services in a telecommunications network
12/21/2005EP1608127A1 VoIP network, media Proxy Server, and method of providing additional services used in them
12/21/2005EP1608115A1 Speech transmission between terminals in different networks
12/21/2005EP1606913A1 Method, system and network device for routing a message to a temporarily unavailable network user
12/21/2005EP1567937A4 Methods and systems for contact management
12/21/2005EP1183878B1 Method for administering supplementary services in telecommunications devices
12/21/2005CN1711748A Multimedia message service center and telecommunication device for accessing deposited multimedia messages
12/21/2005CN1711744A Method and apparatus for generating and playing diagnostic messages indicative of MTA provisioning status
12/21/2005CN1710924A Telephone speech-sound network-gate control circuit for IP video meeting terminal
12/20/2005US6978313 Method and system for transporting generic data messages over the public switched telephone network to customer premises equipment without establishing a call
12/20/2005US6978004 System and method for providing a simultaneous ring service for multiple landline or wireless telecommunications units
12/20/2005US6978002 Dynamic routing for a telephone conference call
12/20/2005US6978001 Method and system for controlling audio content during multiparty communication sessions
12/20/2005US6977999 Reverse charging system, reverse-charging service control apparatus, call agent and reverse charging method