Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
01/2003
01/09/2003US20030007482 Method and apparatus for resolving an entity identifier into an internet address using a domain name system (DNS) server and an entity identifier portability database
01/09/2003US20030007469 System and method for voice over IP
01/09/2003US20030007460 Private branch exchange
01/09/2003CA2751084A1 Method and system for providing media services
01/08/2003EP1274222A2 Instant messaging using a wireless interface
01/08/2003EP1274220A2 Method for call answering in a distributed communications system
01/08/2003EP1273130A2 Network conferencing system
01/08/2003EP1272928A2 Information service
01/08/2003CN1390407A Apparatus for a voice over IP (VOIP) telephony gateway and methods for use therein
01/08/2003CN1390031A Route-selecting service method in network agreement voice bussiness system
01/08/2003CN1390021A Net gate based on internet agreement transmission language and its control method
01/08/2003CN1390010A Business of noticing differencial call in multi-media supported network
01/07/2003US6504921 Apparatus and method for network-initiated real-time multi-party communications
01/07/2003US6504839 Apparatus, methods and systems for routing information from a packet-switched network to a mobile device communicating with a wireless telecommunications network
01/07/2003US6504838 Voice and data exchange over a packet based network with fax relay spoofing
01/07/2003CA2283815C Method and apparatus for establishing and facilitating a direct quality voice call to a telephone extension
01/07/2003CA2260011C Method for redirecting traffic on a communications network for conservation of network resources
01/07/2003CA2251154C System for managing an audio conference
01/07/2003CA2234076C Method and apparatus for voice interaction over a network using parameterized interaction definitions
01/03/2003WO2002073923A3 Device and system for sending datagrams in a real time streaming media communication system
01/03/2003WO2002043344A3 Connection controller for managing media paths between terminal devices residing in different network domains
01/03/2003WO2002039706A3 Method for controlling announcements and interactive responses in an exchange
01/02/2003US20030005284 Method, system for transmitting data from a transmitter to a receiver and transmitter or receiver
01/02/2003US20030005150 Telecommunications interface
01/02/2003US20030005076 Simultaneous visual and telephonic access to interactive information delivery
01/02/2003US20030004937 Method and business process to maintain privacy in distributed recommendation systems
01/02/2003US20030002652 Call and data correspondence in a call-in center employing virtual restructuring for computer telephony integrated functionality
01/02/2003US20030002647 Computer telephony (CT) network serving multiple telephone switches
01/02/2003US20030002642 Method and apparatus for monitoring telephone status
01/02/2003US20030002637 Internet telephone network system, network access method and talking device adapter
01/02/2003US20030002633 Instant messaging using a wireless interface
01/02/2003US20030002512 Method for allocating network resources
01/02/2003US20030002487 Selection system, its selection method for voice channels, and switchboard for use therein
01/02/2003US20030002486 Telephone central office switch interface with messaging channel for integrating the PSTN with the Internet
01/02/2003US20030002485 Integrating the internet with the public switched telephone network
01/02/2003US20030002482 Hierarchical data collection network supporting packetized voice communications among wireless terminals and telephones
01/02/2003US20030002481 Method and system for providing media services
01/02/2003US20030002479 Virtual call center
01/02/2003US20030002478 Lightweight internet protocol telephony client
01/02/2003US20030002477 Method and system for switching among independent packetized audio streams
01/02/2003US20030002476 Integrated internet phone call routing system
01/02/2003US20030002448 Method and system for distributed conference bridge processing
01/02/2003EP1271969A2 Signaling gateway system and network management method
01/02/2003EP1271910A1 Communication system with internal packet switching and method for transmitting and switching data using said system
01/02/2003EP1269767A1 Processing signalling data and controlling connections of subscribers of a packet-switching communications network
01/02/2003EP1269766A1 Provision of supplementary services in a packet-switching communications network
01/02/2003EP1269736A2 Packet-switching communication network terminal and method for operating a telecommunication system with a packet-switching communication network
01/02/2003EP1269734A1 Communications
01/02/2003EP1269733A1 Distributed voice mail system
01/02/2003EP1269685A1 Ip based voice communication in a mobile communications system
01/02/2003EP1269352A1 Systems for supply of information, services or products
01/02/2003EP1269335A1 A system and method for providing reservationless conferencing
01/02/2003EP1057308A4 System and method for servicing calls originating via the internet
01/02/2003EP1013058B1 Apparatus and method for scheduling a telephone call
01/02/2003EP0864211A4 Telecommunications information dissemination system
01/02/2003CA2379741A1 Instant messaging using a wireless interface
01/01/2003CN1388699A Exchange telecommunication service system and method for multi-household dwelling unit/multi-lessee unit
01/01/2003CN1097970C Method for transmitting signalling on telecommunication network
01/01/2003CN1097968C Program for determining time delay of transmission
01/01/2003CN1097918C Interlinking telecommunication system relating to different types telecommunication net
12/2002
12/31/2002US6502127 Computer email with telephony support
12/31/2002US6502077 Internet-audiotext electronic advertising system with inventory management
12/31/2002US6501831 Method of providing 911 service to a private branch exchange
12/31/2002US6501769 Package having facility for performing mutual conversion among different kinds of signaling signals, time-division multiplexer equipped with package, and speech handling network using time-division multiplexer
12/31/2002US6501759 Broadband telecommunications system
12/31/2002US6501752 Flexible packet technique for monitoring calls spanning different backbone networks
12/31/2002US6501750 Method and device for device-to-device enablement of camp-on capability
12/31/2002US6501740 System and method for teleconferencing on an internetwork comprising connection-oriented and connectionless networks
12/27/2002WO2002103981A2 Providing telephony services to terminals behind a firewall and/or network address translator
12/27/2002WO2002103977A2 Changing media sessions
12/27/2002WO2002103486A2 Apparatus, systems and methods for managing incoming and outgoing communication
12/27/2002WO2002082762A3 System and method for providing real time connectionless communication of media data through a firewall
12/27/2002WO2002021819A8 Procedure for charging in telecommunication networks
12/26/2002US20020199203 Switched digital video gateway
12/26/2002US20020196943 Telephone network and method for utilizing the same
12/26/2002US20020196923 System and method of call processing
12/26/2002US20020196922 Personalized assistance system and method
12/26/2002US20020196814 Communication system with internal packet switching and method for transmitting and switching data using said system
12/26/2002US20020196790 Data call routing on IP connections
12/26/2002US20020196782 Terminal-to-terminal communication connection control system for IP full service
12/26/2002US20020196777 Voice over IP device capable of auto-selectively dialing up public switch telephone or internet phone and the method thereof
12/26/2002US20020196776 Communication system of automatically setting basic data of voice over IP devices
12/26/2002US20020196774 Post extender for voice fallback in a subscriber line
12/25/2002CN1097377C Method and intelligent terminal based on selective call forwarding
12/24/2002US6498845 System for connecting calls on physically distinct servers on an advanced intelligent network
12/24/2002US6498843 Method and system for intercepting and monitoring signals in a network
12/24/2002US6498811 Lossless encoding/decoding in a transmission system
12/24/2002US6498797 Method and apparatus for communication services on a network
12/24/2002US6498791 Systems and methods for multiple mode voice and data communications using intelligently bridged TDM and packet buses and methods for performing telephony and data functions using the same
12/24/2002CA2269261C Method of completing long distance pots calls with ip telephony endpoints
12/20/2002CA2391175A1 Signaling gateway system and network management method for use in the signaling gateway system
12/19/2002WO2002102015A2 Common services and applications agent
12/19/2002WO2002102004A1 Dynamic latency management for ip telephony
12/19/2002WO2002089445A8 Method for synchronizing call signaling voice circuit setup in a voice over internet protocol network
12/19/2002WO2002054707A3 Enhanced media gateway control protocol
12/19/2002WO2002049329A3 A method and system for monitoring and recording voice from circuit-switched switches via a packet-switched network
12/19/2002US20020194504 Systems and methods for accessing reporting services
12/19/2002US20020194331 Method and system for incoming call notification
12/19/2002US20020194272 Method for establishing a communication connection between two or more users via a network of interconnected computers
12/19/2002US20020194183 Methods and systems for implementing a real-time, distributed, hierarchical database using a proxiable protocol