| Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881) |
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| 07/25/1995 | US5437015 Communications system reconfigurable with reduced network configuration data |
| 07/25/1995 | US5437009 Method and system for displaying status information of communications networks |
| 07/25/1995 | US5436968 Digital data-dependent ac impedance termination of telephone line |
| 07/25/1995 | US5436967 Held party call-back arrangement |
| 07/25/1995 | US5436966 Interface for handling event messages generated by telecommunications switches with automatic call distribution capability |
| 07/25/1995 | US5436965 Method and system for optimization of telephone contact campaigns |
| 07/25/1995 | US5436963 Telephone answering method and apparatus |
| 07/25/1995 | US5436962 Call transfer arrangement using network services |
| 07/25/1995 | US5436961 Method of accounting fees in switching system and apparatus for performing same |
| 07/25/1995 | US5436959 Communication terminal having functions of detecting and preventing line branch |
| 07/25/1995 | US5436957 Subscriber control of access restrictions on a plurality of the subscriber's telephone lines |
| 07/25/1995 | US5436953 Digital longitudinal balance measurement |
| 07/25/1995 | US5436896 Conference bridge for packetized speech-signal networks |
| 07/25/1995 | CA1336449C Telephone call answering system |
| 07/20/1995 | WO1995019686A1 Monitoring of the operation of a subscriber unit |
| 07/20/1995 | WO1995019679A1 Message system |
| 07/20/1995 | WO1995019677A1 Subscriber line impedance measurement device and method |
| 07/20/1995 | WO1995017733A3 Method and system for ordering services |
| 07/20/1995 | DE4444790A1 Controlling overload in hybrid switching system |
| 07/20/1995 | DE4302908C2 Verfahren zur Ermittlung kritischer Fehler insbesondere für ein Kommunikationssystem und eine nach diesem Verfahren arbeitende Schaltungsanordnung Procedure for the determination of critical errors, especially for a communication system and a working according to this method circuitry |
| 07/19/1995 | EP0663784A2 Method of processing calls between mobile terminals and fixed terminals |
| 07/19/1995 | EP0663783A2 Disconnect signalling detection arrangement |
| 07/19/1995 | EP0663753A2 Method for automatically controlling the answering device functions in switching systems |
| 07/19/1995 | EP0663752A1 Telephone |
| 07/19/1995 | EP0663751A2 Arrangement for preventing perpetration of toll fraud through an adjunct processor |
| 07/19/1995 | EP0663750A2 Application-oriented telecommunication system interface |
| 07/19/1995 | EP0663128A1 Telecommunications follow me services |
| 07/19/1995 | EP0663126A1 Apparatus for use in completing telephone calls |
| 07/19/1995 | EP0663125A1 Method for use in completing telephone calls |
| 07/18/1995 | US5434920 Secure telecommunications |
| 07/18/1995 | US5434914 Name translation in communications networks |
| 07/18/1995 | US5434913 Audio subsystem for computer-based conferencing system |
| 07/18/1995 | US5434912 Audio processing system for point-to-point and multipoint teleconferencing |
| 07/18/1995 | US5434910 Method and system for providing multimedia substitution in messaging systems |
| 07/18/1995 | US5434909 Methods and apparatus for integrated voice communication |
| 07/18/1995 | US5434908 Greeting and schedule integration arrangement |
| 07/18/1995 | US5434907 Voice mail notification system |
| 07/18/1995 | US5434906 Method and apparatus for processing an incoming call in a communication system |
| 07/18/1995 | US5434854 System for communicating digital cellular data between a cell site and a switching system or another cell site |
| 07/18/1995 | US5434853 System and method for providing soft handoff of a cellular mobile-to-mobile call |
| 07/18/1995 | US5434852 Distributed processing architechture for control of broadband and narrowband communications networks |
| 07/18/1995 | CA2052253C Telephone network speech signal enhancement |
| 07/18/1995 | CA2050691C Automatic system for forwarding of calls |
| 07/13/1995 | WO1995019095A1 A mobile communication system and a base station in a mobile communication system |
| 07/13/1995 | WO1995019086A1 Telecommunications conferencing/communications apparatus and method |
| 07/13/1995 | WO1995019083A2 Interface circuit |
| 07/13/1995 | DE4430876C1 Communication system including exchange accepting external service, e.g. credit card calling |
| 07/12/1995 | EP0662763A2 Integrated electronic mailbox |
| 07/12/1995 | EP0662762A2 Voice mail network |
| 07/12/1995 | EP0662665A2 Wireless banking terminal using cellular telephone communication |
| 07/12/1995 | CN2203515Y Local telephone line exchanger |
| 07/11/1995 | US5432846 Automatic telephone call distribution apparatus and method for electronic switching system |
| 07/11/1995 | US5432845 Post answer telephone call redirection or rerouting |
| 07/11/1995 | US5432840 Method and arrangement for connecting selectively a stationary subscriber apparatus to a neighboring mobile subscriber apparatus with the aid of a telephone switchboard function |
| 07/11/1995 | US5432705 Administrative computer and testing apparatus |
| 07/11/1995 | US5432616 Data communication apparatus for notification of the receipt of a call waiting signal |
| 07/11/1995 | US5432505 Cable management system with automatic mapping |
| 07/07/1995 | CA2138068A1 Voice mail network |
| 07/07/1995 | CA2136255A1 Integrated electronic mailbox |
| 07/07/1995 | CA2134132A1 Voice mail network gateway |
| 07/06/1995 | WO1995018503A1 Method and arrangement for determining the risk of interference between two or more services in one or more telecommunication networks |
| 07/06/1995 | WO1995018501A1 Method and apparatus for message delivery using local visual/audible indication |
| 07/06/1995 | DE4434356A1 Data input for system testing in telephone networks |
| 07/06/1995 | DE4414758A1 Electronic information storage and transmitting apparatus |
| 07/06/1995 | CA2140052A1 Wireless banking terminal using cellular telephone communication |
| 07/05/1995 | EP0661897A1 A switching arrangement for handing off wireless terminals from one base station to another via processes used for wired terminals |
| 07/05/1995 | EP0661895A1 Switching arrangement for handling wireless and wired terminals |
| 07/05/1995 | EP0661894A1 A switching arrangement for wireless terminals connected to a switch via a digital protocol channel |
| 07/05/1995 | EP0661891A1 An apparatus for managing an element manager for a telecommunications switch |
| 07/05/1995 | EP0661878A2 A network-based system enabling image communications |
| 07/05/1995 | EP0661863A2 Security system for terminating fraudulent telephone calls |
| 07/05/1995 | EP0661860A2 Background noise compensation in a telephone network |
| 07/05/1995 | EP0661859A2 Testing of a digital communication system |
| 07/05/1995 | EP0660993A1 Distributive communications network. |
| 07/05/1995 | EP0660992A1 A method for starting a short message transmission |
| 07/04/1995 | US5430827 Password verification system |
| 07/04/1995 | US5430792 Automated telephone calling system |
| 07/04/1995 | US5430791 Technique for administering personal telephone numbers |
| 07/04/1995 | US5430782 Caller directed routing of toll free calls using variable prefixes |
| 07/04/1995 | US5430730 Method for building a sub-network in a distributed voice messaging system |
| 07/04/1995 | US5430719 Mediation of open advanced intelligent network interface by shared execution environment |
| 07/04/1995 | US5430716 Path hunt for efficient broadcast and multicast connections in multi-stage switching fabrics |
| 07/04/1995 | US5430714 Method for allocating the switching-oriented resources of a communication system for switched connections and permanent circuit connections |
| 07/04/1995 | US5430708 Control channel terminating interface and its testing device for sending and receiving signal |
| 07/04/1995 | US5430609 Microprocessor cooling in a portable computer |
| 07/04/1995 | CA2137384A1 Switching arrangement for handing off wireless terminals from one base station to another via processes used for wired terminals |
| 07/04/1995 | CA2022543C Apparatus for providing telephonic mass announcement service and methods for use therein |
| 06/30/1995 | CA2138420A1 Security system for terminating fraudulent telephone calls |
| 06/30/1995 | CA2136040A1 Network-based system enabling image communications |
| 06/29/1995 | WO1995017790A1 Telecommunications system with notification hold |
| 06/29/1995 | WO1995017733A2 Method and system for ordering services |
| 06/28/1995 | EP0660632A2 System and method for providing soft handoff of a cellular mobile-to-mobile call |
| 06/28/1995 | EP0660623A1 Method of allocating international transit traffic among a plurality of carriers in a terminating country |
| 06/28/1995 | EP0660580A2 Image-information format control device |
| 06/28/1995 | EP0660576A2 Multimedia system |
| 06/28/1995 | EP0660575A2 Telephone answering overflow to electronic mail |
| 06/28/1995 | EP0660574A2 Method and apparatus for distribution of arbitrary media |
| 06/28/1995 | EP0660573A2 Revertive calling automatic call distributor |
| 06/28/1995 | EP0660572A2 Location dependent service for a wireless telephone |
| 06/28/1995 | EP0660570A2 Method and apparatus for privacy of traffic behavior on a shared medium passive optical network |