Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
06/2004
06/22/2004US6754232 Dynamic codec speed selection and bandwidth preallocation in a voice packet network method and apparatus
06/22/2004US6754227 Method and a device in telecommunication systems
06/22/2004US6754224 Method and apparatus for multicast call signaling in packet network
06/22/2004US6754201 Communication system using line appearances on a single line for connecting multiple devices
06/22/2004US6754181 System and method for a directory service supporting a hybrid communication system architecture
06/22/2004US6754180 System, method, and computer program product for support of bearer path services in a distributed control network
06/18/2004CA2452583A1 Routing of web-based contacts
06/17/2004WO2004051973A1 Method for processing audio data on a network and device therefor
06/17/2004WO2004017260A3 Automatic management of the visual space while performing a task
06/17/2004WO2004008729A3 Combined user agent for pstn and data communications
06/17/2004US20040117445 Network conferencing system and proceedings preparation method, and conference management server and proceedings preparation method
06/17/2004US20040116154 Telephony terminal
06/17/2004US20040116108 Internet phone system and internet phone service method for a mobile telephone
06/17/2004US20040114746 System and method for processing conference collaboration records
06/17/2004US20040114744 Dynamic user state dependent processing
06/17/2004US20040114741 Methods and systems for defining and distributing data collection rule sets and for filtering messages using same
06/17/2004US20040114731 Communication system
06/17/2004US20040114730 Systems and methods for intelligent third-party redirection of an incoming call via a display-based communication center
06/17/2004US20040114635 Improved signaling system for telecommunications
06/17/2004US20040114613 Method for establishing communication paths between access points of a communication system and a communication system using said method
06/17/2004US20040114611 Call-routing apparatus, and associated method, for providing local call handling functions in a communication network
06/17/2004US20040114604 Method for selecting the qos level during a connection in a packet network or a network
06/17/2004US20040114581 Voice-over-IP communicator
06/17/2004US20040114578 Methods and systems for locating redundant telephony call processing hosts in geographically separate locations
06/17/2004US20040114575 Exchange system
06/17/2004US20040114570 Combining narrowband applications with broadband transport
06/17/2004US20040114567 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
06/17/2004US20040114541 System and method for collaboration summarization playback
06/17/2004DE10254620A1 Mehrfachregistrierung in Telefonsystemen Multiple registrations in telephone systems
06/17/2004CA2506549A1 Method for processing audio data on a network and device therefor
06/16/2004EP1429528A1 System and method for collaboration summarization playback
06/16/2004EP1429527A1 SERVICE SYSTEM WHICH PROVIDES SERVICES AFTER CONFIRMATION OF TELEPHONE NUMBER OF CALLER, SERVICE METHOD, AND MEDIUM
06/16/2004EP1429516A1 Method and gateway for transportation of stream traffic
06/16/2004EP1428370A1 Method for providing call features to an ip endpoint
06/16/2004EP1302061A4 Fuzzy-logic routing system for call rouging with-in communication centers and in other telephony environments
06/16/2004CN1154296C IP based voice communication in a mobile communications system
06/15/2004US6751652 Intelligent end user devices for clearinghouse services in an internet telephony system
06/15/2004US6751593 Data processing system with block attribute-based vocalization mechanism
06/15/2004US6751477 Systems and methods for dynamically optimizing the fidelity of a speech signal received from a wireless telephony device and transmitted through a packet-switched network
06/15/2004US6751297 Method and system for multimedia network based data acquisition, recording and distribution
06/15/2004US6751216 Providing end-user communication services over peer-to-peer internet protocol connections between service providers
06/15/2004US6751212 Multimedia data communication system
06/15/2004US6751210 Alternate telephone call routing system
06/15/2004US6751207 Tunnelling voice over the internet protocol in a cellular network
06/15/2004US6749122 Multi-level hierarchial radio-frequency system communication system
06/15/2004CA2368092C Telephone adapter and telephone system providing multiple telephone lines
06/15/2004CA2328763C Telephone controller for voip
06/10/2004WO2004049686A1 Methods and systems for notification of call to device
06/10/2004WO2004049685A1 Methods and systems for cpn triggered collaboration
06/10/2004WO2004049682A1 Call connection system
06/10/2004WO2004049680A1 Methods and systems for line management
06/10/2004WO2004049679A1 Method and systems for single number text messaging
06/10/2004WO2004049678A1 Methods and systems for preemptive rejection of calls
06/10/2004WO2004049677A2 Methods and systems for computer enhanced conference calling
06/10/2004WO2004049676A2 Methods and systems for remote call establishment
06/10/2004WO2004049657A1 Transmitting apparatus
06/10/2004WO2004049625A1 Methods and systems for configuring and providing conference calls
06/10/2004WO2004049615A2 Methods and systems for automatic forwarding of communications to a preferred device
06/10/2004WO2004049614A2 Methods and systems for call management with user intervention
06/10/2004WO2004049608A2 Methods and systems for conference call buffering
06/10/2004WO2004049183A1 Methods and systems for multiuser selective notification
06/10/2004WO2004049176A1 Methods and systems for contact management
06/10/2004WO2004049136A2 Methods and systems for a call log
06/10/2004WO2004049132A2 Method and apparatus for adaptive message notification
06/10/2004WO2004049130A2 Methods and systems for directory information lookup
06/10/2004WO2004049121A2 Methods and systems for automatic communication line management based on device location
06/10/2004WO2004017550A3 Escalated handling of non-realtime communications
06/10/2004WO2002103981A3 Providing telephony services to terminals behind a firewall and/or network address translator
06/10/2004WO2002058296A9 System and method for a guaranteed delay jitter bound when scheduling bandwidth grants for voice calls via a cable network
06/10/2004US20040111752 Commercial product routing system with video vending capability
06/10/2004US20040111405 Communication system and method
06/10/2004US20040111376 Method and arrangement for concealing true identity of user in communications system
06/10/2004US20040111268 Internet access to telecommunications relay service
06/10/2004US20040109552 Systems and methods using secondary signal backchanneling
06/10/2004US20040109541 Telephony voice server
06/10/2004US20040109461 Outside-LAN connectable IP key telephone system, terminal unit thereof, main unit thereof, and outside-LAN connecting method
06/10/2004US20040109440 Optimized packet and time division multiplex transmission and network integration
06/10/2004US20040109414 Method of providing differentiated service based quality of service to voice over internet protocol packets on router
06/10/2004US20040109058 Commercial product routing system with video vending capability
06/10/2004US20040109023 Voice chat system
06/10/2004CA2774362A1 Methods and systems for call management with user intervention
06/10/2004CA2507500A1 Methods and systems for automatic forwarding of communications to a preferred device
06/10/2004CA2507492A1 Methods and systems for a call log
06/10/2004CA2507490A1 Methods and systems for automatic communication line management based on device location
06/10/2004CA2507154A1 Methods and systems for configuring and providing conference calls
06/10/2004CA2507152A1 Methods and systems for computer enhanced conference calling
06/10/2004CA2507129A1 Methods and systems for remote call establishment
06/10/2004CA2507123A1 Methods and systems for conference call buffering
06/10/2004CA2507097A1 Methods and systems for notification of call to device
06/10/2004CA2507096A1 Methods and systems for cpn triggered collaboration
06/10/2004CA2507094A1 Method and systems for single number text messaging
06/10/2004CA2507093A1 Methods and systems for preemptive rejection of calls
06/10/2004CA2507092A1 Methods and systems for multiuser selective notification
06/10/2004CA2507091A1 Methods and systems for contact management
06/10/2004CA2507085A1 Method and apparatus for adaptive message notification
06/10/2004CA2507083A1 Methods and systems for directory information lookup
06/09/2004EP1425900A2 System and method for access to multimedia structures
06/09/2004EP1131935B1 Announced session control
06/09/2004CN1504059A Method and apparatus for participating in group communication services in existnig communication system
06/09/2004CN1504052A Providing network node with service reference information