Patents
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
06/2001
06/28/2001CA2395616A1 Session initiation protocol servlet application programming interface
06/28/2001CA2395150A1 An implementation of call drop-back in a telecommunication network
06/27/2001EP1111943A2 Mobile radio device with adaptive recognition of empty messages
06/27/2001EP1111941A1 Method for enabling interaction between a user terminal and a service control point in a intelligent network
06/27/2001EP1111940A1 Signalling in a telecommunication network
06/27/2001EP1111939A2 Handling of calls in a number portability environment by forced default routing
06/27/2001EP1111938A2 System and method of interworking TCP/IP and SS7
06/27/2001EP1111896A1 Central office for a full digital loop
06/27/2001EP1111894A1 Communication system and method for establishing a conversation using different link layer thechnologies
06/27/2001EP1111892A2 Methods and systems for internet protocol (IP) network surveillance
06/27/2001EP1111891A2 Method for addressing a message from a telephone
06/27/2001EP1111890A2 Automatic (dynamic) network skill-based routing
06/27/2001EP1111889A2 Mobile telephone automatic dialling method as well as central server and radiotelecommunications terminal for implementing it
06/27/2001EP1111888A2 Enhanced system and method for use in a telephone network to expedite delivery of emergency calls to a public safety answering point
06/27/2001EP1111887A2 Wireless local loop access network system
06/27/2001EP1111881A1 Method for retrieving information on the identity of the caller in a mobile phone using agents
06/27/2001EP1111875A2 Controlling a destination terminal from an originating terminal
06/27/2001EP1111859A2 Quality of service on demand for voice communications over a packet data network
06/27/2001EP1111808A1 Method and apparatus for determining properties of a transmission channel
06/27/2001EP1111506A1 Method and apparatus for processing environment determination
06/27/2001EP1110420A2 Cellular telephone system and interpretation apparatus
06/27/2001EP1110368A1 Mobile telephone apparatus and method for call divert service
06/27/2001EP1110355A1 Voice-over-ip gateway
06/27/2001EP1110341A1 System and method for low latency communication
06/27/2001EP1044554B1 Method and system for making objects available to users of a telecommunications network
06/27/2001EP1034676B1 Method and information system for transferring information onto identity cards
06/27/2001EP0886954A4 Telephone/transaction entry device and system for entering transaction data into databases
06/27/2001CN1301465A Intelligent network and packet data network interoperability
06/27/2001CN1301450A System and method for the automatic pre-pending of digits in a wireless communication device
06/27/2001CN1301334A Nontracking solar concentrators
06/27/2001CN1301125A Wireless native loop interconnect network system
06/27/2001CN1301118A Simultaneous interpreting system in mobile communication
06/27/2001CN1301102A Adaptable user unit for interacting telephone
06/27/2001CN1301101A Interworking TCP/IP and SS7 system and method
06/27/2001CA2689783A1 Call features for automatic call distribution system
06/26/2001US6253095 Telephone set, communications system, and method of setting security functions in telephone set
06/26/2001US6253074 Cellular telecommunications systems having selectively associatable usage parameters
06/26/2001US6253071 Method and apparatus for a cross-connect system with automatic facility information transference to a remote location
06/26/2001US6253069 Methods and apparatus for providing information in response to telephonic requests
06/26/2001US6252963 Method and system for preventing reproduction of documents
06/26/2001US6252956 Switching system data inheritance method and system
06/26/2001US6252954 System and method for delaying the ringing of a line
06/26/2001US6252953 Method and system for providing a work-at-home telecommunication service
06/26/2001US6252952 Personal user network (closed user network) PUN/CUN
06/26/2001US6252951 Method and system for generating a billing record
06/26/2001US6252950 Predictive bursty real-time traffic control for telecommunications switching systems
06/26/2001US6252947 System and method for data recording and playback
06/26/2001US6252946 System and method for integrating call record information
06/26/2001US6252943 Telephone network having dual gateway interconnection architecture for handling emergency services
06/26/2001US6252942 Wireless butt set
06/26/2001US6252914 Radio communication system
06/26/2001US6252869 Data network security system and method
06/26/2001US6252846 Automatic switching system
06/26/2001US6252754 Surge suppressor
06/26/2001US6252517 System and method for the transmission of voice messages as code over a wireless messaging network
06/26/2001CA2296181C System for providing a directory of av devices and capabilities and call processing such that each participant participates to the extent of capabilities available
06/26/2001CA2245901C Peripheral control in an intelligent network
06/24/2001CA2329460A1 Data terminal, data distribution system, and internet telephone system
06/23/2001CA2323695A1 Automatic (dynamic) network skill-based routing
06/23/2001CA2323686A1 Methods for addressing a message from a telephone
06/22/2001CA2325131A1 Enhanced system and method for use in a telephone network to expedite delivery of emergency calls to a public safety answering point
06/21/2001WO2001045446A1 Selection of radiocommunication networks for a multimode terminal
06/21/2001WO2001045438A1 Method for controlling a multicall in a mobile communications system
06/21/2001WO2001045432A1 Grooming of multi-conductor connectors at a main distribution frame
06/21/2001WO2001045377A2 Method for transmitting data to a telephone terminal unit by analog line and telecommunication hardware implementing said method
06/21/2001WO2001045372A2 Method for signaling and processing incoming calls for a call center
06/21/2001WO2001045371A1 Voice-response system for telephony subscribers
06/21/2001WO2001045370A1 Methods and systems for analyzing multi-protocol signaling message traffic in a mobile telecommunications network
06/21/2001WO2001045368A2 Aggregates in a presence management system
06/21/2001WO2001045367A2 Network-wide subscriber group consisting of a plurality of local call pickup groups
06/21/2001WO2001045366A2 Data transfer interface for a switching network and a test method for said network
06/21/2001WO2001045360A1 Voice interface for electronic documents
06/21/2001WO2001045342A2 Presence management system
06/21/2001WO2001045326A2 Method and device for controlling a telecommunication conference
06/21/2001WO2001045322A2 Presence management system using context information
06/21/2001WO2001045291A1 A delay measurement system in a packet network
06/21/2001WO2001045086A2 A system and method of voice browsing for mobile terminals using a dual-mode wireless connection
06/21/2001WO2001044940A1 Dual network system and method for online authentication or authorization
06/21/2001WO2001044890A2 Sip-based feature control
06/21/2001WO2001030058A3 Method and apparatus relating to telephone interface
06/21/2001US20010004744 System and method for pushing information from a host system to a mobile data communication device
06/21/2001US20010004743 Browser-based email system with user interface for audio/video capture
06/21/2001US20010004602 Announcement device with virtual recorder
06/21/2001US20010004600 System and method for enhanced wireless communication features
06/21/2001US20010004593 Method and apparatus for alerting a station in one network of a requested communication from a second network
06/21/2001US20010004591 Method for controlling phone-locking of mobile communication terminal
06/21/2001US20010004590 Portable telephone communication system and portable telephone communication method
06/21/2001US20010004589 Calling method for mobile telephones and a server and a radiocommunications terminal for implementing the method
06/21/2001US20010004396 Relay for personal interpreter
06/21/2001US20010004382 Central office for a full digital loop
06/21/2001US20010004361 Telephone controller for VoIP
06/21/2001DE3826025C2 Verfahren, mit dem Eigenschaften einer Kommunikations-Vermittlungsanlage verändert werden können Method can be changed with the characteristics of a communication switching system
06/21/2001DE19961288A1 Telekommunikationssystem und Vermittlungsanlage dafür Telecommunications system and switching system for
06/21/2001DE19956831A1 Verfahren zum Erzeugen eines Wählverzeichnisses in einem Netzwerkendgerät und Kommunikationsnetzwerk für ein solches Verfahren A method for generating a dial directory in a network terminal and communication network for such a method
06/21/2001DE19955018A1 Verfahren und Anordnung zur standortunabhängigen Überwachung von Sprach- und/oder Datennetzverbindungen durch Bedarfsträger Method and system for location-independent monitoring of voice and / or data network connections required by carrier
06/21/2001CA2394317A1 Presence management system using context information
06/21/2001CA2390578A1 Sip-based feature control
06/21/2001CA2292972A1 A telecommunication device and method for converting pulse to dtmf by detecting the loop current
06/20/2001EP1109391A2 Voice messaging system
06/20/2001EP1109390A2 System and method for browsing and searching through voicemail using automatic speech recognition