| Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881) |
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| 06/26/1997 | WO1997023082A1 Guest mail: communicating electronic messages between disparate messaging systems |
| 06/26/1997 | WO1997023081A2 Procedure and system for the setting up of calls |
| 06/26/1997 | WO1997023078A1 Hybrid packet-switched and circuit-switched telephony system |
| 06/26/1997 | WO1997023021A1 Test port jack for network interface device |
| 06/26/1997 | WO1997019519A3 Telecommunications system |
| 06/26/1997 | CA2241227A1 Telephone fraud detection system |
| 06/26/1997 | CA2240488A1 Form creating and ordering system |
| 06/25/1997 | EP0781067A2 System and method for maintaining personal communications information in a mobile communications system |
| 06/25/1997 | EP0781065A2 Method for securing the usage of a terminal of a cellular radio communication system, terminal and user-card therefor |
| 06/25/1997 | EP0781028A2 Conference mailbox service |
| 06/25/1997 | EP0781027A2 Method of judging the acceptance or non-acceptance of a call |
| 06/25/1997 | EP0781026A2 Directory assistance call processing systems and related methods |
| 06/25/1997 | EP0781025A2 Automatic call-back system and method |
| 06/25/1997 | EP0781024A2 Automatic call-back system and method |
| 06/25/1997 | EP0781023A2 Bidirectional data exchange (protocol) between a telecommunications exchange and a terminal |
| 06/25/1997 | EP0781022A2 Systems and methods for controlling telephone sound enhancement on a per call basis |
| 06/25/1997 | EP0781021A2 Network congestion measurement method and apparatus therefor |
| 06/25/1997 | EP0781020A2 Testing tools in an intelligent network system |
| 06/25/1997 | EP0781019A2 Circuit for the protection of a subscriber line circuit of a telecommunication system |
| 06/25/1997 | EP0781017A1 System and method for preventing the fraudulent use of a telephone line by using authentication codes |
| 06/25/1997 | EP0781016A2 Telephone apparatus used for computer network telephone system |
| 06/25/1997 | EP0781015A2 Computer network telephone system |
| 06/25/1997 | EP0780829A2 Method for automatic speech recognition in telephony |
| 06/25/1997 | EP0780044A1 Peripheral video conferencing system |
| 06/25/1997 | EP0780042A1 An operational support structure for a telecommunications network |
| 06/24/1997 | US5642428 Method and apparatus for determining playback volume in a messaging system |
| 06/24/1997 | US5642415 Modular attenuator |
| 06/24/1997 | US5642411 Anticipatory call distributor |
| 06/24/1997 | US5642410 Call processor for a computer telephone integration system |
| 06/24/1997 | US5642407 System and method for selected audio response in a telecommunications network |
| 06/24/1997 | US5642396 Release cause table for failed calls in SS7/ISDN Networks |
| 06/24/1997 | US5642348 Access director interface for narrowband/broadband information distribution network |
| 06/24/1997 | US5642156 Video-conference network managing system having function for managing each site and each schedule concerning video conference |
| 06/24/1997 | CA2114273C Access to capabilities of other telephone stations |
| 06/24/1997 | CA2099947C Voice directed communications system emloying shared subscriber identifiers |
| 06/22/1997 | CA2193718A1 Method for deciding on the acceptance or non-acceptance of a call, as well as circuit module, communication terminal, portable unit, and network component for a telecommunication network |
| 06/22/1997 | CA2193712A1 Process to allow secure use of a cellular radio system terminal and the corresponding user terminal and card |
| 06/22/1997 | CA2165859A1 Method for providing apparent seamless communication with and between geographically dispersed offices |
| 06/20/1997 | CA2302820A1 Interactive computerized methods and apparatus for conducting an incentive awards program |
| 06/20/1997 | CA2302813A1 Interactive computerized methods and apparatus for conducting an incentive awards program |
| 06/20/1997 | CA2193429A1 Interactive computerized methods and apparatus for conducting an incentive awards program |
| 06/19/1997 | WO1997022217A1 A telecommunications system and a method of providing services to terminals in such a system |
| 06/19/1997 | WO1997022213A1 Configuration method for auxiliary resources |
| 06/19/1997 | WO1997022212A1 Method of accessing service resource items that are for use in a telecommunications system |
| 06/19/1997 | WO1997022211A1 Method of providing telecommunication services |
| 06/19/1997 | WO1997022210A2 Call setup gateway for telecommunications system |
| 06/19/1997 | WO1997022209A1 Method of providing telecommunications services |
| 06/19/1997 | WO1997022197A1 A system platform for a communication system |
| 06/19/1997 | WO1997022054A2 Processor redundancy in a distributed system |
| 06/19/1997 | CA2240021A1 A telecommunications system and a method of providing services to terminals in such a system |
| 06/19/1997 | CA2239885A1 A system platform for a communication system |
| 06/19/1997 | CA2239826A1 Method of providing telecommunication services |
| 06/19/1997 | CA2239493A1 Call setup gateway for telecommunications system |
| 06/19/1997 | CA2239408A1 Method of accessing service resource items that are for use in a telecommunications system |
| 06/19/1997 | CA2238501A1 Method of providing telecommunications services |
| 06/18/1997 | EP0779759A2 A method and architecture for an interactive two-way data communication network |
| 06/18/1997 | EP0779758A2 Multiple wireless switching units embedded in a switching system |
| 06/18/1997 | EP0779756A2 Apparatus and method for transmitting a signal |
| 06/18/1997 | EP0779732A2 Multi-point voice conferencing system over a wide area network |
| 06/18/1997 | EP0779731A1 Speech system |
| 06/18/1997 | EP0779730A2 Identification of damaged cable pairs in a telecommunications network and restoration of telephone service to subscribers |
| 06/18/1997 | EP0779729A2 Adjunct alerting device for message waiting |
| 06/18/1997 | EP0779728A2 Method of providing telecommunications network-based message services |
| 06/18/1997 | EP0779003A1 User authentication in a communications network |
| 06/18/1997 | CN1152388A Radiotelephone switching system and method of providing radiotelephone services |
| 06/18/1997 | CN1152230A Digital trunk for in-band line signal |
| 06/18/1997 | CN1152229A Loop-back test system using suppressed ringing connection |
| 06/18/1997 | CN1152222A Telephone test device and method of same for optical cable television system |
| 06/17/1997 | US5640505 Operational support structure for a telecommunications network |
| 06/17/1997 | US5640451 Power cross detection using loop current and voltage |
| 06/17/1997 | US5640445 Outbound call pacing method which statistically matches the number of calls dialed to the number of available operators |
| 06/17/1997 | US5640433 Conversion of synchronous/asynchronous signals |
| 06/17/1997 | US5640319 Switch control methods and apparatus |
| 06/17/1997 | US5640302 Modular portable computer |
| 06/17/1997 | US5640198 Image-information format control device for controlling transmission of varied formats of image data stored in a single format |
| 06/17/1997 | CA2103236C System for control of subscriber programmability |
| 06/17/1997 | CA2090165C Network based outbound call management |
| 06/16/1997 | CA2191805A1 Apparatus and method for transmitting a signal |
| 06/12/1997 | WO1997021312A2 A digital cordless telephony system, a radio base station, and a combination of a radio base station and a cordless handset |
| 06/12/1997 | WO1997021300A1 Method and apparatus for generating a ringing signal |
| 06/12/1997 | WO1997021291A2 A system for on-demand remote access to a self-generating audio recording, storage, indexing and transaction system |
| 06/12/1997 | WO1997018678A3 Network designer for communication networks |
| 06/12/1997 | WO1997014255A3 Efficient communication through networks |
| 06/12/1997 | WO1997012468A3 Method of handling incoming calls to communication systems with automatic call distribution for busy agent-communication terminals |
| 06/12/1997 | WO1997011563A3 Telecommunications apparatus, system and method with an enhanced signal transfer point |
| 06/12/1997 | CA2239051A1 Method and apparatus for generating a ringing signal |
| 06/11/1997 | EP0778716A2 Customer activation system for cellular network |
| 06/11/1997 | EP0778714A2 Software-based bridging system for full duplex audio telephone conferencing |
| 06/11/1997 | EP0778690A2 Semi-automated operator assistance telecommunication calls |
| 06/11/1997 | EP0778680A1 Allocating speech items to mobile units communicating on a direct mode channel |
| 06/11/1997 | EP0777944A1 Distributed service management system and method for personal communication services |
| 06/11/1997 | EP0777937A1 Modular portable computer having inductively coupled keyboard |
| 06/11/1997 | EP0777927A1 A method for recovering a faulty unit and a recovery system |
| 06/11/1997 | CN1151810A Method for a private branch communications exchange to active a night switching configuration |
| 06/11/1997 | CN1151808A Spread-spectrum changeable base station |
| 06/11/1997 | CN1151646A Voice announcement device and method of electronic exchange system |
| 06/11/1997 | CN1151645A Radio communication system and transfer method for transferring call to radio phone |
| 06/11/1997 | CN1151644A Ring trip circuit having simple trip detecting circuit of high response speed |
| 06/11/1997 | CN1151643A Communications terminal unit with catalogue display and dialling function |
| 06/10/1997 | US5638440 Protection circuit for telephone systems |