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)
03/1995
03/28/1995US5402477 System and method for configuring a telephone
03/28/1995US5402474 System, data processing method and program to provide a programmable interface between a workstation and an archive server to automatically store telephone transaction information
03/28/1995US5402472 Automated attendant for any combination of PBX, centrex, and single-line telephones
03/28/1995US5402465 Telephone trouble isolator
03/28/1995US5402418 Video telephone/teleconference terminal
03/28/1995US5402073 Near-end communications line characteristic measuring system with a voltage sensitive non-linear device disposed at the far end
03/28/1995CA2091637C Call progress monitoring
03/28/1995CA2007837C Method and apparatus for altering the access format of telephone calls
03/28/1995CA1335002C Multi-user speech recognition system
03/25/1995CA2109442A1 Weather information interface system
03/23/1995WO1995008236A2 Telephone call center
03/23/1995WO1995008228A1 Broadband communications system
03/23/1995DE4332076A1 PABX system with a criterion characterising a main station on the external connection line
03/23/1995CA2171753A1 Broadband communications system
03/22/1995EP0644705A2 Telecommunications switching
03/22/1995EP0644680A2 Method and device for establishing and processing text documents
03/22/1995EP0644674A2 Method of transmission quality estimation of a speech transmission link
03/22/1995EP0644510A2 Telecommunications system monitoring
03/22/1995EP0435873B1 Process for measuring in the user domain of an integrated services digital network (isdn) system
03/21/1995US5400394 Adaptive echo canceller for voice messaging system
03/21/1995US5400393 Voice mail digital telephone answering device
03/21/1995US5400346 In a communications system
03/21/1995US5400327 Automatic call distributor with wireless connection with remote unit and method
03/21/1995US5400321 Central monitoring system of a multiplex subscriber loop carrier
03/21/1995US5400266 Error performance monitoring system for digital exchange circuit
03/21/1995CA1334869C Method and apparatus for the generation of reports
03/16/1995WO1995007593A2 Feature interaction manager
03/16/1995WO1995007588A1 Detection system for component identifiers in a telecommunication system
03/16/1995DE4330755A1 Method for setting up telecommunications connections
03/16/1995CA2171432A1 Detection system for component identifiers in a telecommunication system
03/16/1995CA2144735A1 Feature interaction manager
03/15/1995EP0643541A2 Personalized information service system
03/15/1995EP0643522A1 Telephone information service system using digital and out-of band signaling
03/15/1995EP0643521A2 Method for building a sub-network in a distributed voice massaging system
03/15/1995EP0643520A2 System and method for passive voice verification in a telephone network
03/15/1995EP0643519A1 Subscriber system testing method
03/15/1995EP0642722A1 Call processing control system
03/14/1995US5398279 Telephone apparatus with calling line identification
03/14/1995US5398246 ISDN private local switching system
03/14/1995US5398234 Telephone termination system
03/14/1995US5398129 Passive optical telecommunication system for narrow band and broadband integrated services digital networks
03/14/1995US5398021 Reliable information service message delivery system
03/14/1995CA2050401C Generalized telecommunications customer signaling arrangement
03/14/1995CA2050395C Automation of telephone operator assistance calls
03/14/1995CA2050376C Automation of telephone operator assistance calls
03/14/1995CA2050364C Automation of telephone operator assistance calls
03/09/1995WO1995007008A1 A method and system for providing supplementary services to a mobile station
03/09/1995WO1995006996A1 Apparatus for storing messages in a cellular mobile terminal
03/09/1995WO1995006993A1 Method and apparatus for an automated and interactive behavioral guidance system
03/09/1995WO1995006907A1 Microprocessor cooling in a portable computer
03/09/1995DE4329576A1 Exchange to perform call transfer and/or call diversion
03/09/1995CA2168788A1 Method and apparatus for an automated and interactive behavioral guidance system
03/09/1995CA2148445A1 A method and system for providing supplementary services to a mobile station
03/08/1995EP0642289A2 ISDN terminal data management
03/08/1995EP0642277A2 Secure telecommunications
03/08/1995EP0642276A2 Cable management system with automatic mapping
03/08/1995EP0642250A2 Modular digital recording logger
03/08/1995EP0642118A1 Automatic system for guided acquistion of telephone line speech signals
03/08/1995CN1099923A Queue managing system and method
03/07/1995US5396591 Telephone operator keying arrangement
03/07/1995US5396553 Automatic loss control circuit
03/07/1995US5396552 Digital communication system with transmission servers
03/07/1995US5396542 Method for use by a telecommunications system in enabling improved attendant services
03/07/1995US5396536 Automatic processing of calls with different communication modes in a telecommunications system
03/07/1995CA2031929C Apparatus and method to detect telephony signaling states
03/02/1995WO1995006384A1 Home services delivery system with intelligent terminal emulator
03/02/1995WO1995006381A1 Method for accomplishing a connection
03/02/1995WO1995006380A1 Method for accessing real-time data in an automatic call distribution system
03/02/1995WO1995006344A1 Cross-connect system
03/02/1995WO1994028665A3 Method and apparatus for delivering secured telephony service in a hybrid coaxial cable network
03/02/1995DE4427032C1 Circuit arrangement with a remotely fed DC-DC converter
03/02/1995CA2169563A1 Cross-connect system
03/02/1995CA2168987A1 Home services delivery system with intelligent terminal emulator
03/01/1995EP0641141A2 Method for sending and receiving video images
03/01/1995EP0641134A2 Method for routing of calls in a private virtual network and a service processor and a telephone exchange therefor
03/01/1995EP0641133A2 Multimedia call configuration system
03/01/1995EP0641113A1 Converter for identification with a protection circuit
03/01/1995EP0641112A2 Telephone routing system with queuing and voice messaging capabilities
03/01/1995EP0640269A1 Method of controlling traffic in a telecommunication network
03/01/1995EP0574523A4 Variable bit rate speech encoder.
02/1995
02/28/1995US5394465 Parallel phone detection circuit
02/28/1995US5394464 Progressive automatic activation and automatic resetting of call coverage
02/28/1995US5394463 Telephone call processing arrangement based on calling and called party telephone services
02/28/1995US5394460 Voice processing systems connected in a cluster
02/28/1995US5394459 Malfunction position detection system
02/28/1995US5394397 Shared buffer memory type ATM communication system and method with a broadcast facility
02/28/1995US5394396 Supervision control system
02/28/1995US5393964 Telecommunications booth and method of use
02/28/1995US5393235 Telecommunications test adapter
02/23/1995WO1995005718A1 Method and system for monitoring, testing and analyzing a telecommunication switching system
02/23/1995CA2143936A1 Method and system for monitoring, testing and analyzing a telecommunication switching system
02/22/1995EP0639928A2 Remotely controlled cross-connect system
02/22/1995EP0524297A4 Digital/audio interactive communication network
02/22/1995CN1099210A Telecommunications system with active atabase
02/21/1995US5392402 Broadband intelligent telecommunications network and method employing a resource system to support network services
02/21/1995US5392349 Overvoltage protection scheme for subscriber loops and method of performing same
02/21/1995US5392346 Mobile log-in capability featuring fixed physical (terminal-dependent) translations and portable logical (user-dependent) translations
02/21/1995US5392345 Work at home ACD agent network
02/21/1995US5392344 For processing a telephone call in a telecommunications system
02/21/1995US5392343 On demand language interpretation in a telecommunications system
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