Patents
Patents for H04M 7 - Arrangements for interconnection between switching centres (24,777)
03/2001
03/28/2001EP1086557A1 Method and apparatus for fallback routing of voice over internet protocol call
03/28/2001EP1086556A1 Integrated voice and data communications over a local area network
03/28/2001CN1289507A Call setup for ip/internet telephony
03/27/2001US6209021 System for computer supported collaboration
03/27/2001US6208864 Establishing calls and processing on-going calls in fixes and cellular networks
03/27/2001US6208839 Remote token based information acquistion system
03/27/2001US6208725 Arrangement for controlling remote telephones
03/27/2001US6208658 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
03/27/2001US6208638 Method and apparatus for transmission and retrieval of facsimile and audio messages over a circuit or packet switched network
03/27/2001CA2211469C Improved interface card for use in a telecommunications network
03/27/2001CA2208887C Two-way wireless messaging system with transaction server
03/27/2001CA2167235C Intelligent network internetworking access arrangement
03/22/2001WO2001020931A1 Routing multimedia traffic across an ip-based wireless telecommunications network
03/22/2001WO2001020921A1 Mobility extended telephone application programming interface
03/22/2001WO2001020890A1 System and apparatus for telecommunication
03/22/2001WO2001020889A1 Method and device for synchronizing base stations of a mobile communications network
03/22/2001WO2001020887A1 Apparatus and methods for forwarding and handling telephonic messages over a data network
03/22/2001WO2001020885A1 Method and system for negotiated call forwarding
03/22/2001WO2001020881A2 Selective transmission of calls of telephony over internet protocol terminals
03/22/2001WO2001020859A1 System for managing routing servers and services
03/22/2001WO2001020846A2 System and method of controlling discovery of a call-control server in a packet data network
03/22/2001WO2000051362A8 Voice messaging system in an intelligent network
03/22/2001DE19943777A1 Kommunikationssteuerung für die Kommunikation mit Telefonie-über-Internetprotokoll Communication control for communication with telephony-over-Internet Protocol
03/22/2001DE19943058A1 Verfahren und System zur Übertragung von Informations-Inhaltsdaten A method and system for transmitting information content data
03/22/2001DE10039402A1 System und Verfahren zur Internettelefonie unter Verwendung von Terminaladaptern im öffentlichen Fernsprechnetz, Terminaladapter und in diesem verwendetes Verfahren sowie Internettelefonie-Server und in diesem verwendetes Verfahren System and method for Internet telephony using terminal adapters in the public telephone network, terminal adapters and in this method used as well as Internet telephony server and this method used
03/22/2001DE10034686A1 Anordnung zur Informationsübermittlung zwischen zwei Kommunikationseinrichtungen An information transmission between two communication devices
03/22/2001CA2385799A1 Method and system for negotiated call forwarding
03/22/2001CA2384669A1 Communications controller for communication with telephony over internet protocol
03/21/2001EP1085735A1 Arrangement for information transmittal between two communication devices
03/21/2001EP1085734A2 Internet telephony system and method using public telephone network terminal adapters
03/21/2001EP1085732A2 Method and device for a distribution service
03/21/2001EP1085701A2 Data transmission system and method
03/21/2001EP1085700A2 Data transmission system and method
03/21/2001EP1085699A2 Data transmission system and method
03/21/2001EP1085698A2 Data transmission system and method
03/21/2001EP1084557A1 Method and apparatus for identifying and replying to a caller
03/21/2001EP1084556A1 Data network access
03/21/2001EP0694187B1 System for computer supported collaboration
03/20/2001US6205330 System and host arrangement for transmission of electronic mail
03/20/2001US6205215 Method of and system for providing network-initiated multilingual operator assistance
03/20/2001US6205208 Method and apparatus for dynamic processing of data communications of various types
03/20/2001US6205173 Communication method and apparatus using data compression
03/20/2001US6205139 Automatic called party locator over internet
03/20/2001US6205135 Access platform for internet-based telephony
03/20/2001US6205134 Voice processing system
03/20/2001US6203192 System and method for automatically delivering messages to a telecommunications device
03/15/2001WO2001019066A1 Method, system and software product for transmitting speech on internet
03/15/2001WO2001019020A2 Method and system for transmitting data
03/15/2001DE19943742A1 Provision of additional services in subscriber line by integrating communication via circuit switching networks and packet switching networks
03/14/2001EP1083730A2 Callback system and method for internet phone
03/14/2001EP1083704A2 Data transmission system and method
03/14/2001EP1083703A2 Data transmission system and method
03/14/2001EP1082848A1 One-number communications system and service integrating wireline/wireless telephone communications systems
03/14/2001EP1082648A2 A method for transmitting multimedia messages and a multimedia message communication system
03/14/2001CN1287761A Control of a multicall in a telecommunications system
03/14/2001CN1287440A Internet telephone system and terminal apparatus
03/13/2001US6201805 Apparatus and method for computer telephone integration in packet switched telephone networks
03/13/2001US6201804 Network telephony interface systems between data network telephony and plain old telephone service including CTI enhancement
03/08/2001WO2001017219A1 Enhanced line card and packetizing cpe for lifeline packet voice telephone
03/08/2001WO2001017216A2 Telephone callback signaling process via internet
03/08/2001WO2001017202A1 Integrated digital trunk frame card with echo cancellation and backward compatibility
03/08/2001WO2001017169A2 A system, method and article of manufacture for a network-based predictive fault management system
03/08/2001WO2001016936A1 Voice recognition for internet navigation
03/08/2001DE19940940A1 Talking Web Talking Web
03/08/2001DE19940400A1 Call connection method for telephone system uses additional information provided by calling subscriber for selective call charge reduction
03/08/2001DE19922266C2 Verfahren und Kommunikationssystem zum Management der Auslastung von Interconnectanschlüssen Method and communication system for managing the utilization of interconnect terminals
03/08/2001DE10041353A1 Mobile telephone communications method uses internet as intermediate network for linking mobile telephone subscribers in different countries
03/08/2001DE10027032A1 Telephone interpretation service provision system uses special telephone number for directly accessing interpretation service by telephone subscriber
03/07/2001EP1081932A2 Call-me conference call system
03/07/2001EP1081929A2 Method and circuit arrangement for operating a call center
03/07/2001EP1081902A2 Improvements in or relating to data transmission
03/07/2001EP1080552A1 Noise reduction techniques and apparatus for enhancing wireless data network telephony
03/07/2001EP0878070A4 Communication access system with distributed processing
03/07/2001CN1286561A Information service system for transmitting or receiving e-mail over Internet with ordinary telephone
03/06/2001US6199096 Method and apparatus for synchronizing information browsing among multiple systems
03/06/2001US6198739 Voice extensions in a call-in center employing virtual restructuring for computer telephony integrated functionality
03/06/2001US6198738 Communications between the public switched telephone network and packetized data networks
03/06/2001CA2207657C System and method for providing a message system subscriber with a roaming mailbox
03/01/2001WO2001015423A1 Systems and methods for providing unified multimedia communication services
03/01/2001WO2001015416A1 Method for controlling a personal number service
03/01/2001WO2001015407A1 System and method for call re-direction in h.323 network
03/01/2001WO2001015406A1 Service parameter interworking method
03/01/2001WO2001015397A1 On-demand connection system for internet services
03/01/2001WO2001015395A1 Telecommunications system
03/01/2001WO2001015392A1 System and method of creating subscriber services in an ip-based telecommunications network
03/01/2001WO2001015009A2 Internet access having voice input and output
03/01/2001WO2001014997A2 Method and apparatus for allowing a broadcast to remotely control a computer
03/01/2001WO2000060790A3 Base station subsystem and method for handling an increase in traffic volume that overloads a terrestrial link in an internet protocol network
03/01/2001DE19938408A1 Communications connection constructing method
03/01/2001CA2381618A1 System and method of creating subscriber services in an ip-based telecommunications network
03/01/2001CA2281356A1 Enhanced line card and packetizing cpe for lifeline packet voice telephony
02/2001
02/28/2001EP1079582A1 Service parameter interworking method
02/28/2001EP1079573A2 Managing calls over a data network
02/28/2001EP1078538A1 Method and apparatus for routing short messages
02/28/2001CN1285991A Negotiated routing in telephony systems
02/28/2001CN1062698C Method and system for controlling the operation of a telephone exchange from a subscriber
02/28/2001CA2315980A1 Call me conference call system
02/27/2001US6195658 Method and system for auditing a test database against a reference database
02/27/2001US6195425 Telecommunications system with wide area internetwork control
02/27/2001US6195416 Method to trap a called number in a telecommunications network