| Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881) |
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| 04/08/1997 | US5619554 For a call processing system |
| 04/08/1997 | US5619508 Dual port interface for a computer-based multifunction personal communication system |
| 04/08/1997 | US5619252 Video telephone system and method for transmitting and receiving signals when there is a failure in the system |
| 04/08/1997 | US5618625 CVD diamond coated cutting tools and method of manufacture |
| 04/08/1997 | CA2110031C Digital sound level control apparatus |
| 04/08/1997 | CA2103233C Post answer telephone call redirection or rerouting |
| 04/08/1997 | CA2093043C Telephone usage monitoring arrangement |
| 04/08/1997 | CA2081168C Rerouting in a distributed telecommunication system |
| 04/08/1997 | CA2081165C Telecommunication switching system having distributed dialing plan hierarchy |
| 04/08/1997 | CA2078372C Home agent telecommunication technique |
| 04/08/1997 | CA2076890C Mnemonic and synonymic addressing in a telecommunications system |
| 04/08/1997 | CA2076885C External-to-internal numbering plan aliasing |
| 04/04/1997 | CA2186922A1 Method and apparatus for processing telephone calls |
| 04/03/1997 | WO1997012493A1 Method and system for processing telephone calls involving two digital wireless subscriber units that avoids double vocoding |
| 04/03/1997 | WO1997012473A1 System and method for tracing a call through a telecommunications network |
| 04/03/1997 | WO1997012472A1 Method and apparatus for automatic call distribution |
| 04/03/1997 | WO1997012471A1 Method and system for transferring data between a mobile and a stationary group of persons |
| 04/03/1997 | WO1997012469A2 System for incremental redistribution of telephony applications computing workload |
| 04/03/1997 | WO1997012468A2 Method of handling incoming calls to communication systems with automatic call distribution for busy agent-communication terminals |
| 04/03/1997 | WO1997012448A2 Web page synchronization system and method |
| 04/03/1997 | WO1997012361A1 Telephone network service for converting speech to touch-tones |
| 04/03/1997 | WO1997008837A3 Multi-media receiver and system therefor |
| 04/03/1997 | WO1997003549A3 Prioritized access to shared buffers |
| 04/03/1997 | CA2233438A1 System and method for tracing a call through a telecommunications network |
| 04/03/1997 | CA2232722A1 Method and apparatus for automatic call distribution |
| 04/02/1997 | EP0766493A2 Video telephony call connection |
| 04/02/1997 | EP0766490A2 Integrated radio communication system |
| 04/02/1997 | EP0766489A2 Method for call establishment and rerouting in mobile computing networks |
| 04/02/1997 | EP0766487A2 Method for controlling an exchange, exchange and communication system |
| 04/02/1997 | EP0766445A2 Audio communications interface, method and communications system for connecting a remote agent to a telephonic switch |
| 04/02/1997 | EP0766444A2 Service evaluation system and method for a telephonic switch |
| 04/02/1997 | EP0766443A2 Method for detecting free agent communication terminals in communication networks with an automatic call distribution |
| 04/02/1997 | EP0766442A1 Telecommunication process and device suitable for carrying it out |
| 04/02/1997 | EP0766441A2 Maintenance and administration of remote systems via radio pager |
| 04/02/1997 | EP0766427A2 Office communication system |
| 04/02/1997 | EP0765581A2 Distributed connection control in telecommunication networks |
| 04/02/1997 | EP0765580A1 Communications system with a facility system and a base communications system |
| 04/02/1997 | EP0765579A1 Mediation of open advanced intelligent network interface by shared execution environment |
| 04/02/1997 | EP0765567A2 Customized telecommunication service |
| 04/02/1997 | EP0765566A2 A subscriber multiplexer, a telephone system and a method for communicating the condition of a subscriber interface |
| 04/02/1997 | EP0765563A2 Communication system for detecting an unauthorized intruder terminal unit |
| 04/02/1997 | EP0765556A1 A network element in a telecommunication network |
| 04/02/1997 | EP0765554A2 A method and device for partitioning physical network resources |
| 04/02/1997 | EP0765552A2 Enhancement of network operation and performance |
| 04/02/1997 | CN1146843A Test port for network interface device module |
| 04/02/1997 | CN1146697A Radio-wire communciation selector resided in electrician carried test and communication apparatus |
| 04/02/1997 | CN1146690A Virtual terminal controller for exchange system |
| 04/02/1997 | CN1146684A Information broadcasting method |
| 04/02/1997 | CN1146682A Balance networkf or push-button telephone |
| 04/01/1997 | USH1641 Connection of mobile devices to heterogenous networks |
| 04/01/1997 | US5617539 Multimedia collaboration system with separate data network and A/V network controlled by information transmitting on the data network |
| 04/01/1997 | US5617471 Telecommunications system for transferring a telephone call |
| 04/01/1997 | US5617466 Mechanism for controllably enabling test set to assert off-hook condition on telephone line in dependence upon detection of prescribed voltage level and absence of data traffic |
| 04/01/1997 | US5617423 Method for negotiating communications parameters |
| 03/31/1997 | CA2186778A1 Method of controlling an exchange, as well as exchange and communications system |
| 03/28/1997 | CA2185376A1 Method of using dynamic database to improve telephone number portability |
| 03/27/1997 | WO1997011563A2 Telecommunications apparatus, system and method with an enhanced signal transfer point |
| 03/27/1997 | WO1997011552A1 Method and apparatus for integrating telephone signals with an alarm clock |
| 03/27/1997 | WO1997011551A1 Method of and apparatus for off-hook signalling between telephones or adjuncts on the same loop |
| 03/27/1997 | WO1997011550A1 Coordinating telephones or adjuncts on the same loop |
| 03/27/1997 | WO1997011549A1 Phone based dynamic image annotation |
| 03/27/1997 | WO1997011548A2 Process for ensuring a securing interface between a telephone with a card and the network in a telephone system |
| 03/27/1997 | WO1997011547A1 Call patterns in a communications network |
| 03/27/1997 | WO1997011435A2 Transaction support apparatus |
| 03/27/1997 | WO1997004576A3 Functionality of terminal devices |
| 03/26/1997 | EP0765092A2 Control method for a telecommunications exchange |
| 03/26/1997 | EP0765083A1 Teleconference terminal equipment |
| 03/26/1997 | EP0765068A2 Interactive and information data services telephone billing system |
| 03/26/1997 | EP0765065A2 Method for an emergency operation in an automatic call distribution outage situation in a communication system |
| 03/26/1997 | EP0764384A1 Method of establishing a connection between a caller in a telecommunications net and a called mobile subscriber in a radio-telephone net |
| 03/26/1997 | EP0764383A2 Mediation of traffic in an advanced intelligent network |
| 03/26/1997 | EP0728375A4 Cooling a large microprocessor in a small module |
| 03/26/1997 | EP0660993B1 Distributive communications network and method |
| 03/26/1997 | CN1146261A Telemetry system |
| 03/26/1997 | CA2179340A1 Circuits, systems and methods for providing resource allocation in a communication system |
| 03/25/1997 | US5615408 Apparatus and method for credit based management of telecommunication activity |
| 03/25/1997 | US5615393 Computer system having a cordless keyboard and an induction coil in a plug-in electronic card module |
| 03/25/1997 | US5615372 Network definition modifying system |
| 03/25/1997 | US5615257 Screen-based telephone set for interactive enhanced telephony service |
| 03/25/1997 | US5615255 Method and apparatus for measuring loads in a common channel signalling link |
| 03/25/1997 | US5615253 Method for processing forwarded telephone calls |
| 03/25/1997 | US5615251 Real-time reconfiguration |
| 03/25/1997 | US5615246 Method and apparatus for spurious signal detection and disconnection in a hybrid fiber/coax network architecture |
| 03/25/1997 | US5615225 Remote measurement unit containing integrated line measurement and conditioning functionality for performing remotely commanded testing and conditioning of telephone line circuits |
| 03/25/1997 | US5615213 Message transmission using out-of-band signaling channel |
| 03/25/1997 | CA2098608C Systems and processes for specifying customized telecommunication services |
| 03/25/1997 | CA2083727C Method of redirecting a telephone call to an alternate destination |
| 03/25/1997 | CA2081167C Redirection of calls by a communication terminal |
| 03/25/1997 | CA2081166C Automatic initialization of a distributed telecommunication system |
| 03/25/1997 | CA2076521C Use-code based call-treatment selection |
| 03/25/1997 | CA2076495C Dynamic routing-administration |
| 03/25/1997 | CA2076494C Dialed number recognition arrangement |
| 03/25/1997 | CA2076285C Calling line identification |
| 03/25/1997 | CA2076271C Communications network class-of-service routing |
| 03/22/1997 | CA2163394A1 Method for accessing a subscriber database |
| 03/20/1997 | WO1997010683A1 Operational environment system for communication network service applications |
| 03/20/1997 | WO1997010667A2 Computer telephony integration system and method |
| 03/20/1997 | WO1997010666A1 Line testing in a telecommunications network |
| 03/20/1997 | WO1997004541A3 Multipoint to multipoint processing in a network switch having data buffering queues |
| 03/20/1997 | WO1997001912A3 Community emergency telephone notification system |