Patents
Sitemap › H04 - Electric communication technique › H04M - Telephonic communication › H04M 3 - Automatic or semi-automatic exchanges
Patents for H04M 3 - Automatic or semi-automatic exchanges (99,881)
10/1996
10/30/1996CN1134639A Telephone ringback test device and method
10/30/1996CN1134635A Intelligent network internatworking access arrangement
10/30/1996CN1134619A Lightning protected maintenance termination unit
10/29/1996US5570420 Customer premise equipment network integrator
10/29/1996US5570419 System and method for an improved predictive dialer
10/29/1996US5570418 Device for detecting operation state of telephone hook switch
10/29/1996US5570414 Voice message keepsake system
10/29/1996US5570410 Dynamic resource allocation process for a service control point in an advanced intelligent network system
10/29/1996US5570363 Transform based scalable audio compression algorithms and low cost audio multi-point conferencing systems
10/24/1996WO1996021986A3 Multimedia communications via public telephone networks
10/24/1996DE19529495C1 Communication terminal activation method for NMS
10/23/1996EP0739147A1 Mobile communication system having message-storing function and method thereof
10/23/1996EP0739113A2 Method for operating a communication network, access switch and transfer switch
10/23/1996EP0738953A2 Communication terminal, supervisory system and communication method
10/23/1996EP0738453A1 A mobile communication system and a base station in a mobile communication system
10/23/1996EP0738446A1 Method and system for ordering services
10/23/1996CN1134097A Single stage telecommunications switch with partitioned processors
10/23/1996CN1134075A Method and apparatus of automatic conference initiation upon all telephones for conference being idle
10/22/1996US5568551 Data management method and system thereof
10/22/1996US5568547 Subscriber circuit provided with a circuit for monitoring a subscriber instrument
10/22/1996US5568546 Method and apparatus for dynamic abbreviated dialing assignment
10/22/1996US5568544 Routing incoming calls to a PBX in response to route requests from a host computer
10/22/1996US5568542 Intercom system
10/22/1996US5568540 Method and apparatus for selecting and playing a voice mail message
10/22/1996US5568539 Interactive telephonic message delivery method and apparatus for providing an intended recipient of a voice audio message with options as to when he or she will hear the message
10/22/1996US5568475 ATM network architecture employing an out-of-band signaling network
10/22/1996CA2003871C Exchange route decision system and method
10/19/1996CA2174402A1 Method of operating a telecommunication network as well as network-access exchange and transit exchange
10/17/1996WO1996032818A1 Televoting in an intelligent network
10/17/1996WO1996032803A1 Method and aparatus for monitoring a message in a voice mail system
10/17/1996WO1996032802A1 Method and device for storing, searching for and playing back data in a multimedia e-mail system
10/17/1996WO1996032801A1 Communication systems
10/17/1996DE19530128C1 Program-controlled communication system operation improvement method
10/17/1996DE19512843A1 Multi-function equipment for telephone installations
10/17/1996CA2217497A1 Televoting in an intelligent network
10/16/1996EP0738097A2 Message transmission using out-of-band signaling channel
10/16/1996EP0738095A2 System for location of communication end users
10/16/1996EP0738093A2 Personal number communications system
10/16/1996EP0738092A2 Network vulnerability management apparatus and method
10/16/1996EP0738059A2 Method and apparatus for testing links between network switches
10/16/1996EP0737397A1 Method and arrangement for determining the risk of interference between two or more services in one or more telecommunication networks
10/16/1996EP0591149B1 Communications line testing
10/16/1996CN1133544A Telecommunication system, switchboard and method thereof
10/16/1996CN1133541A Distribution control method and system in wireless honeycomb and personal communication system
10/16/1996CN1133536A Tracing system for cross connection wire
10/16/1996CN1133522A Automatic defect detecting mechanism for techician carried test and communication device
10/16/1996CN1133517A Completion of intelligent net telephone calling
10/15/1996US5566272 Automatic speech recognition (ASR) processing using confidence measures
10/15/1996US5566238 Distributed processing of audio signals
10/15/1996US5566236 System and method for re-establishing a disconnected telephone communication
10/15/1996US5566229 Voice directed communications system employing shared subscriber identifiers
10/15/1996US5566223 Communications system having a host exchange and a mate exchange and a method for managing maintenance state of subscriber accommodated in the mate exchange
10/15/1996US5566182 ISDN system which processes disconnect message after call termination
10/15/1996US5566166 Network terminal apparatus
10/15/1996US5566161 Adaptive DS1 frame format conversion device for remotely monitoring and testing the performance of telephone circuits
10/10/1996WO1996031973A1 A system and method for providing portable telephone number service
10/10/1996WO1996031972A1 Voice and visual data communications switching using forms
10/10/1996WO1996031971A1 System for accessing telephonic communications and for conducting telephonic transactions
10/10/1996DE19513472A1 Automatic detection method for choking mass calls to telecommunications network addresses
10/10/1996CA2217579A1 System for accessing telephonic communications and for conducting telephonic transactions
10/09/1996EP0736995A2 Improvements in or relating to speech recognition
10/09/1996EP0736994A2 Telephone system
10/09/1996EP0736993A1 Method for the targeted supervision of telephone connections in a supervision exchange of a higher level
10/09/1996EP0736989A2 Mail notification system and method
10/09/1996CN2237308Y General-purpose multi-way recording informing device
10/09/1996CN1132990A Personal communication using intelligent terminals
10/09/1996CN1132987A Telephone exchange
10/09/1996CN1132971A Method and apparatus for alternate destination routing for switched egress customers
10/08/1996US5563941 Method for the distribution of calls in a communication network
10/08/1996US5563940 System for connecting an incoming call to a selected one of a number of extensions
10/08/1996US5563939 Method and system for delivering a communication service
10/08/1996US5563938 Subscriber telephone diverter switch
10/08/1996US5563937 Method and system for multi-channel data automatic call distribution
10/08/1996US5563930 Common channeling signaling network maintenance and testing
10/08/1996US5563882 Process for converting a point-to-point multimedia call to a bridged multimedia call
10/08/1996US5563878 Transaction message routing in digital communication networks
10/08/1996US5562491 Gel filled electrical connector
10/08/1996CA2148897A1 Subscriber telephone diverter switch
10/08/1996CA2088420C Method of establishing communication link to one of multiple devices associated with single telephone number
10/08/1996CA2087886C Universal authentication device for use over telephone lines
10/08/1996CA2073893C Multipoint teleconference system employing communication channels set in ring configuration
10/04/1996CA2146186A1 Enhanced efficient telephone number portability
10/03/1996WO1996031073A1 Method and system for implementing group hunting within a cellular radio telecommunications network
10/03/1996WO1996031070A1 Telecommunication switch configuration
10/03/1996WO1996031055A1 A conferencing system
10/03/1996WO1996031046A1 Point-to-multipoint connections
10/03/1996WO1996031044A1 Teleworking arrangements
10/03/1996WO1996031043A1 Detecting possible fraudulent communications usage
10/03/1996WO1996031042A1 Communication package with apparatus and method for storing and retrieving a permanent message
10/03/1996WO1996031030A1 Method and apparatus for providing reminder messages in a communication system
10/03/1996WO1996021982A3 Use of multipoint connection services to establish call-tapping points in a switched network
10/03/1996CA2191221A1 A conferencing system
10/02/1996EP0735792A1 Telecommunication exchange simulator
10/02/1996EP0735786A2 Method for overload defence in a communication network
10/02/1996EP0735785A1 Communication system with switched servers
10/02/1996EP0735736A2 Method for automatic speech recognition of arbitrary spoken words
10/02/1996EP0735735A2 Video and audio directory assistance
10/02/1996EP0735734A2 Lightning protected maintenance termination unit
10/02/1996EP0735733A1 Method and apparatus for spurious signal detection in a hybrid fiber/coax network architecture
10/02/1996EP0734635A1 Establishing an expanded group call in a mobile communication system
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