Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
09/2002
09/24/2002US6456845 Methods and systems for observing, analyzing and correlating multi-protocol signaling message traffic in a mobile telecommunications network
09/24/2002US6456842 System and method for subscriber-controlled call back on busy in a cellular network
09/24/2002US6456841 Mobile communication apparatus notifying user of reproduction waiting information effectively
09/24/2002US6456713 Method and apparatus for detecting data port usage
09/24/2002US6456711 Method for placing a call intended for an enhanced network user on hold while the enhanced network user is unavailable to take the call using a distributed feature architecture
09/24/2002US6456709 Method and apparatus for monitoring telephonic members and providing directory assistance
09/24/2002US6456708 Triggerless number portability system and method
09/24/2002US6456707 Feature implementation and provisioning by injection
09/24/2002US6456705 Digital key telephone system and extension terminal device thereof
09/24/2002US6456704 Method and system for programming a digital sender via caller ID
09/24/2002US6456700 System and method for calling name delivery to voicemail systems
09/24/2002US6456699 Web-based generation of telephony-based interactive voice response applications
09/24/2002US6456698 System and method for identifying an unidentified caller
09/24/2002US6456694 Method for prequalifying subscriber lines for high speed data service
09/24/2002US6456649 Multi-carrier transmission systems
09/24/2002US6456625 LAN telephone switching system
09/24/2002US6456619 Method and system for supporting a decision tree with placeholder capability
09/24/2002US6456617 Routing control communication system between circuit switched network and internet
09/24/2002US6456616 System and method transmitting data
09/24/2002US6456615 Network telephony interface systems between data network telephony and plain old telephone service
09/24/2002US6456601 Method and system to provide telephony tones and announcements in a packetized network environment
09/24/2002US6456594 Multi-protocol communications routing optimization
09/24/2002US6456088 1st level power fault testing apparatus for testing telecommunications equipment
09/24/2002CA2403951A1 Wheel for a track-laying vehicle
09/24/2002CA2265105C Network based voice mail with call screening
09/24/2002CA2242248C Telecommunications system
09/24/2002CA2231585C Method of receiving a processing request by speech
09/24/2002CA2205748C Intelligent processing for establishing communication over the internet
09/24/2002CA2191159C Optical communication system and remote sensor interrogation
09/24/2002CA2174956C Telephone bar device
09/24/2002CA2084398C Telephone system communication mechanism employing central office sleeve lead
09/23/2002CA2377198A1 Automated system and method for placing sliced food stacks in packages
09/19/2002WO2002074004A1 A telecommunicationsrelated system
09/19/2002WO2002073993A1 A network and method for sharing radio acess nodes between core networks
09/19/2002WO2002073992A1 System and method for updating a phone book in a mobile communication system
09/19/2002WO2002073984A1 Universal point of contact identifier system and method
09/19/2002WO2002073971A2 Apparatus and method for delivering an audio-video message to a recognized user
09/19/2002WO2002073968A2 Context-driven advertising during video and audio reproduction
09/19/2002WO2002073945A1 Encapsulation, compression, and encryption of pcm data
09/19/2002WO2002073944A1 Automated provisioning of telephone services
09/19/2002WO2002073943A2 Service-specific treatment of a call request in terms of the called subscriber line
09/19/2002WO2002073942A2 Apparatus and method for computer controlled call processing applications in packet switched telephone networks
09/19/2002WO2002073941A2 Method for controlling a switching device and components associated therewith
09/19/2002WO2002073940A2 Method for call distribution in a telecommunication network and components used in such a method
09/19/2002WO2002073939A1 System and method for telephone number verification and indentification
09/19/2002WO2002073935A2 System and method for controlling outgoing telephone calls and logging telephone calls
09/19/2002WO2002073923A2 Device and system for sending datagrams in a real time streaming media communication system
09/19/2002WO2002073892A1 System for establishing and maintaining a connection
09/19/2002WO2002073601A1 Method and device for determining the quality of a speech signal
09/19/2002WO2002073599A1 Method for enabling the voice interaction with a web page
09/19/2002WO2002073598A1 Method for automated sentence planning in a task classification system
09/19/2002WO2002073480A1 Method and communication system for generating response messages
09/19/2002WO2002073453A1 A trainable sentence planning system
09/19/2002WO2002073452A1 Method for automated sentence planning
09/19/2002WO2002073449A1 Automated sentence planning in a task classification system
09/19/2002WO2002051109A3 System and method for determining affinity relationships
09/19/2002WO2002009349A3 Apparatus and method for optical communication protection
09/19/2002WO2002001828A9 Automated exchange of electronic information
09/19/2002WO2001088902A3 Automated voice-based dialogue with a voice mail system by imitation of the human voice
09/19/2002WO2001084809A3 Interface for conducting serial digital data communications through audio jack
09/19/2002WO2001082574A1 Method and device for measuring the quality of a network for the transmission of digital or analog signals
09/19/2002WO2001078359A3 Communication port-powered digital communication interface for upgrading software-reconfigurable test set
09/19/2002WO2001076204A3 Method and apparatus for monitoring access to a communications circuit
09/19/2002WO2001074042A3 Lexical analysis of telephone conversations with call center agents
09/19/2002US20020133724 Computer network based communication system and method
09/19/2002US20020133599 Speech communication service providing system
09/19/2002US20020133595 Network system transmitting data to mobile terminal, server used in the system, and method for transmitting data to mobile terminal used by the server
09/19/2002US20020133571 Apparatus and method for specifying and obtaining services through an audio transmission medium
09/19/2002US20020133367 Select-call administration system
09/19/2002US20020132638 Mobile branch exchange
09/19/2002US20020132630 Wireless private branch exchange (WPBX) and communicating between mobile units and base stations
09/19/2002US20020131579 System and method for providing universal access to interactive voice response systems
09/19/2002US20020131578 Telephone number area code preprocessor
09/19/2002US20020131575 Method and system for providing intelligent network control services in IP telephony
09/19/2002US20020131574 Interactive system for optimizing service economy
09/19/2002US20020131573 Active user registry
09/19/2002US20020131568 Enabling and powering of remotely actuated bypass splitters
09/19/2002US20020131567 Device and method for repetitive communication of messages
09/19/2002US20020131566 Integrated telephone voice mail, electronic mail and audio play system and method
09/19/2002US20020131561 Unified communication services via e-mail
09/19/2002US20020131560 System and method for automatic detection of loop start and ground start trunks
09/19/2002US20020131427 Method, system and signaling gateways as an alternative to SS7 signal transfer points
09/19/2002US20020131407 Closed user group service in a mobile communication system
09/19/2002US20020131406 Dial up telephone conferencing system controlled by an online computer network
09/19/2002US20020131399 Queue prioritization based on competitive user input
09/19/2002US20020131386 Mobility prediction in wireless, mobile access digital networks
09/19/2002US20020130791 Network call park service
09/19/2002DE10110536A1 Method to provide connection in telecommunications and data networks
09/19/2002DE10109470A1 Telephone call connection method using prepaid telephone card reads serial number from card for providing call connection between caller and addressed subscriber
09/19/2002DE10108869A1 System zur Herstellung einer Verbindung zwischen einem Informationen übertragenden Anbieter und einem Endgerät A system for producing a connection between an information provider and a transmitting terminal
09/19/2002CA2428472A1 A virtual private switched telephone network
09/19/2002CA2408625A1 Method for automated sentence planning in a task classification system
09/19/2002CA2408624A1 Method for automated sentence planning
09/19/2002CA2403667A1 Method and device for measuring the quality of a network for the transmission of digital or analog signals
09/18/2002EP1241886A2 Insertion of context related commercials during video or audio reproduction
09/18/2002EP1241863A2 Call distribution in a call center using the dialled number
09/18/2002EP1241862A1 Service specific treatment of a connection request with respect to the called subscriber connection
09/18/2002EP1241853A2 System and method for identifying and establishing preferred modalities or channels for communications based on participants preferences and contexts
09/18/2002EP1241852A1 Computer network based communication system and method
09/18/2002EP1241663A1 Method and device for determining the quality of speech signal