Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 3 - Automatic or semi-automatic exchanges
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
12/1999
12/30/1999DE19827956A1 Verbindungsaufbauverfahren, Dienststeuereinheit und Kommunikationsnetz Connection establishment process, service control and communication network
12/30/1999CA2276343A1 Service provisioning system
12/30/1999CA2275092A1 Method for providing telecommunications services as well as switching nodes, service control nodes and switching system
12/29/1999WO1999067961A1 Location triggered barring of call forwarding
12/29/1999WO1999067939A1 Method for operating a global virtual call-centre
12/29/1999WO1999067938A1 Method for offering, ordering and selling goods and services
12/29/1999WO1999067927A1 Generic distributed message box
12/29/1999WO1999067922A1 Method and system for multicasting call notifications
12/29/1999WO1999067887A2 Telecommunication system with channel sharing
12/29/1999WO1999067726A1 Apparatus and method in a telecommunications system
12/29/1999WO1999060813A3 Methods and apparatus for integrating voice and data systems
12/29/1999WO1999057920A3 Radio telecommunications system and method for storing information in a telecommunications system
12/29/1999WO1999053691A3 Group-wise video conferencing uses 3d-graphics model of broadcast event
12/29/1999WO1999034612A3 System and method for servicing calls originating via the internet
12/29/1999EP0967827A2 Method for performing call forwarding service with an ISDN network terminator
12/29/1999EP0967826A1 Method for recording the duration of the phase previous to the answer of a call
12/29/1999EP0967820A2 Auxiliary monitoring of emergency access calls
12/29/1999EP0967778A2 DSL with RF POTS or ISDN overlay
12/29/1999EP0967776A2 Method for establishing a connection, service control point and communication network
12/29/1999EP0967775A2 Method and apparatus for tracking call history for mobile and wireline users accessing the network on different ports for subsequent calls
12/29/1999EP0967764A2 Improved apparatus and methods to realize H.323 proxy services
12/29/1999EP0967754A2 System and method for allowing communication between networks having incompatible addressing formats
12/29/1999EP0967736A1 Filter arrangement
12/29/1999EP0966848A1 Incoming call routing
12/29/1999EP0966847A2 System for processing service data in telecommunications system
12/29/1999EP0966846A1 Procedure for the processing of an unexpected disconnect request
12/29/1999EP0966832A2 System and method for providing user connectivity to a remote data site
12/29/1999EP0966831A1 System and method for monitoring calls parked on an automatic call distributor
12/29/1999EP0966815A1 Internet switch box, system and method for internet telephony
12/29/1999EP0966812A1 Registration protocol
12/29/1999EP0966811A1 User registration in a telecommunication network
12/29/1999EP0938794A4 System and method for interfacing a local communication device
12/29/1999EP0931398A4 Telecommunications tandem system for circuit-based traffic
12/29/1999EP0848874A4 Broadband telecommunications system
12/29/1999EP0754385A4 Work at home agent acd call distribution
12/29/1999CN1240102A Call set-up in mobile communications system
12/29/1999CN1240098A Communications system and method for testing of communications apparatus
12/29/1999CN1240097A Communications system and method for testing of communications apparatus
12/29/1999CN1240094A Routing method
12/29/1999CN1240086A Procedure and system for transmitting emergency call in event of malfunction in telephone network
12/29/1999CN1240085A Voice path testing in telecommunications system
12/29/1999CN1240084A Procedure for transmission of a subscriber number
12/29/1999CN1239797A Voice processing system
12/29/1999CN1047906C Call completion system and method
12/29/1999CA2336161A1 Method and system for multicasting call notifications
12/29/1999CA2334808A1 Generic distributed message box
12/28/1999USRE36471 Passive optical communication network with broadband upgrade
12/28/1999US6009469 Graphic user interface for internet telephony application
12/28/1999US6009333 Telephone communication system having a locator and a scheduling facility
12/28/1999US6009322 Automated Private Numbering Plan (PNP) subscription provisioning
12/28/1999US6009163 Method and system for regulating incoming calls from multiple points of origination
12/28/1999US6009162 Telecommunication feature for exchange of translation information between a computer and a telecommunication switching system
12/28/1999US6009161 Automated ringing of an operator for directory assistance calls
12/28/1999US6009160 Method for routing a call
12/28/1999US6009159 Apparatus, method and system for controlling the start of alerting of multiple leg telecommunication sessions
12/28/1999US6009157 Automatic call back under control of a telephone terminal
12/28/1999US6009156 Method for accommodating multiple calling cards during a single call in a telecommunications network
12/28/1999US6009155 Communication system and its accounting method
12/28/1999US6009150 Call processing method for delivering promotional messages
12/28/1999US6009149 Automated calling system with database updating by callee
12/28/1999US6009093 Apparatus and method for interfacing private exchange to integrated services digital network
12/28/1999US6009082 Computer-based multifunction personal communication system with caller ID
12/28/1999US6008976 Connector for a protector block in a telecommunications system
12/28/1999US6008838 Multi-point video conference system
12/28/1999US6008654 Method and apparatus for testing lines in a telecommunications network
12/28/1999CA2189226C Method and system for compensating for coupling between circuits of quaded cable in a telecommunication transmission system
12/28/1999CA2189089C Message retrieval via alternative access
12/28/1999CA2189087C Called party mailbox service
12/28/1999CA2182243C System for providing prioritized connections in a public switched network
12/28/1999CA2181884C Telephone service contract registration system
12/28/1999CA2181283C Method for call establishment and rerouting in mobile computing networks
12/28/1999CA2172564C Call redirection system
12/28/1999CA2171250C Telephone call fee notifying system and telephone call fee notifying apparatus
12/26/1999CA2275008A1 Filter arrangement
12/25/1999CA2276649A1 Adsl with rf pots overlay
12/23/1999WO1999066752A1 Communication method and apparatus improvements
12/23/1999WO1999066747A2 Headline hyperlink broadcast service and system
12/23/1999WO1999066738A1 Automatic routing and information system for mobile telephonic services
12/23/1999WO1999066703A1 Voice messaging system
12/23/1999WO1999066702A1 Procedure and system for setting up a telecommunication connection
12/23/1999WO1999066701A1 Method and system for the control of voting by telephone
12/23/1999WO1999066700A2 Upgrading of subscriber connection
12/23/1999WO1999066699A1 Point-of-presence call center management system
12/23/1999WO1999066412A1 Switching system data interface
12/23/1999WO1999054822B1 Computer network
12/23/1999WO1999053389A3 Visit verification method and system
12/23/1999WO1999035803A3 Programmable gateway for a virtual bearer channel platform
12/23/1999DE19827376A1 Telekommunikationsanlage Telecommunications system
12/23/1999DE19827347A1 Verfahren zum Anbieten und Bereithalten von Netzkapazität sowie Netzmanagementeinrichtung zur Durchführung des Verfahrens Procedure for offering and provision of network capacity and the network management device for implementing the method
12/23/1999DE19827285A1 Verfahren, Server und Kommunikationsknoten zum Aufbau gebührenoptimierter Kommunikationsverbindungen Method, server and communication nodes to build toll-optimized communication links
12/23/1999DE19826811A1 Arrangement for reproducing last information for telephone, radio and television applications and telecommunications monitoring enables relatively long recording times
12/23/1999DE19737826C2 Internet-Server und Verfahren zum Bereitstellen einer Web-Seite Internet-server and method for providing a web page
12/23/1999CA2408366A1 Computer-readable medium comprising computer-readable code for tracking call history for mobile and wireline users accessing the network on different ports for subsequent calls
12/23/1999CA2339921A1 Point-of-presence call center management system
12/23/1999CA2335706A1 Headline hyperlink broadcast service and system
12/23/1999CA2335147A1 Communication method and apparatus improvements
12/23/1999CA2270704A1 Method and apparatus for tracking call history for mobile and wireline users accessing the network on different ports for subsequent calls
12/22/1999EP0966175A2 Method and apparatus for providing a minimum acceptable quality of service for a voice conversation over a data network
12/22/1999EP0966167A2 Method for supplying and keeping network capacity and a network management device for implementing the method
12/22/1999EP0966148A2 Method, server and communications node for establishing least cost communications
1 ... 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 ... 999