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)
12/1998
12/23/1998WO1998058476A1 System and process for allowing wireless messaging
12/23/1998WO1998058459A2 Method and device for communicating location-related information to mobile communications subscribers
12/23/1998WO1998058332A1 Method and apparatus for accessing and retrieving messages
12/23/1998WO1998043445A3 Method for data transmission to slave exchanges
12/23/1998WO1998034391A3 A communication system architecture
12/23/1998EP0886449A2 Toll free connections
12/23/1998EP0886448A2 Method for establishing a call, switching exchange and communications network
12/23/1998EP0886424A2 Method and apparatus for automatic language mode selection
12/23/1998EP0886423A1 Device and method for testing the reachability of at least one user of a telecommunication network
12/23/1998EP0886422A1 Telecommunication system and method for reaching a user via two numbers
12/23/1998EP0886421A1 Method and device for combining communication channels
12/23/1998EP0886419A2 Cordless telephone system and its independent base station and mobile station
12/23/1998EP0886417A1 Telephone set having a base station and at least a handset
12/23/1998EP0886409A2 Information providing system
12/23/1998EP0885534A1 Method for controlling an intelligent network call
12/23/1998EP0885533A2 Process for making connections and accounting for connections in telecommunication systems
12/23/1998EP0885531A1 Method and system for changing a direction of establishing a telecommunication connection
12/23/1998EP0885530A1 Distributed architecture for services in a telephony system
12/23/1998EP0885516A1 Intelligent call redirection
12/23/1998EP0872109A4 System for accessing telephonic communications and for conducting telephonic transactions
12/23/1998EP0791283A4 Modular portable computer
12/23/1998CN1203010A Updating a card unit in an electronic apparatus
12/23/1998CN1203006A Method for establishing a wireless telecommunication connection
12/23/1998CN1203005A Remote vocoding over a long distance link
12/23/1998CN1203000A Fault management system for a telecommunications network
12/23/1998CN1202773A Switch having virtual access network capability and switching system thereof
12/23/1998CN1202771A Multimedia processing system with controller exclusively operating on extraction control signals
12/23/1998CN1041373C Near-end communications line characteristic measuring systems
12/23/1998CA2295245A1 Method of structuring a database of a control system for access by third party software
12/23/1998CA2294248A1 Method and system for providing temporary telephony services
12/23/1998CA2293468A1 A telecommunications performance management system
12/23/1998CA2291795A1 A method and apparatus for routing calls based on the identification of the calling party or calling line
12/22/1998US5852807 Method and apparatus for modeling business card exchanges in a point-to-point or a multi-point personal computer conference
12/22/1998US5852781 Establishing a group call in a mobile radio system
12/22/1998US5852777 In a telecommunications network
12/22/1998US5852776 Telecommunications system with person/subscriber-associated identification
12/22/1998US5852775 Cellular telephone advertising system
12/22/1998US5852773 PSTN transaction processing network employing wireless concentrator/controller
12/22/1998US5852656 Electronic conference system and conference server apparatus
12/22/1998US5852652 Voice mail exchange with a message recorder divided into sectors for groups of voice mail telephone sets
12/22/1998US5852650 Method for recovering a faulty unit and a recovery system
12/22/1998US5852649 Alarm notification system and method for a telephone switch
12/22/1998US5852600 System and method for resolving substantially simultaneous bi-directional requests of spare capacity
12/22/1998CA2078497C Load control system for controlling a plurality of processes and exchange system having load control system
12/20/1998CA2237873A1 A method of establishing a toll-free communication connection, as well as a service unit, an exchange and a communications network
12/18/1998CA2237973A1 Telecommunication system, and switching means, and memory means, and method
12/17/1998WO1998057516A2 Control of transceiver units in cellular radio system
12/17/1998WO1998057515A1 Method and system for connecting subscribers participating in several telecommunication networks under one telephone number
12/17/1998WO1998057506A1 Directory service based on geographic location of a mobile telecommunications unit
12/17/1998WO1998057504A1 Overload prevention in a service control point (scp)
12/17/1998WO1998057501A2 Electronic communications manager
12/17/1998WO1998057485A2 Method for establishing multipoint conferences
12/17/1998WO1998057484A1 Simulation of computer-based telecommunications system
12/17/1998WO1998057483A1 Telephone line monitoring device
12/17/1998WO1998057482A1 Internet access for cellular networks
12/17/1998WO1998057262A1 Simulation of computer processor
12/17/1998WO1998038829A3 Redundancy, expanded switching capacity and fault isolation arrangements for expandable telecommunications system
12/17/1998WO1998038804A3 Procedure for releasing connections
12/17/1998WO1998037716A3 Method for preparing announcements and appropriate telecommunications network
12/17/1998DE19725443A1 Konfigurierung von Endgeräten in Telekommunikationssystemen Configuration of terminals in telecommunication systems
12/17/1998DE19724969A1 Verfahren und Einrichtung zur standortbezogenen Information von Mibilfunkteilnehmern Method and apparatus for location-based information from Mibilfunkteilnehmern
12/17/1998DE19724719A1 Audio conference system
12/17/1998CA2294008A1 Simulation of computer-based telecommunications system
12/17/1998CA2293786A1 Electronic communications manager
12/17/1998CA2293697A1 Overload prevention in a service control point (scp)
12/17/1998CA2293560A1 Simulation of computer processor
12/17/1998CA2290559A1 Control of transceiver units in cellular radio system
12/17/1998CA2278235A1 Telephone line monitoring device
12/17/1998CA2240614A1 A circuit arrangement for the subscriber-remote termination of a subscriber line in the form of a two-wire copper line for the transmission of high-bit rate data signals in addition to analog telephone signals
12/16/1998EP0884919A2 User assisted wireless fraud detection
12/16/1998EP0884884A2 Signal processing system for achieving per-call control
12/16/1998EP0884883A2 Improvements in local exchange testing
12/16/1998EP0883967A2 Remote test of a wireless subscriber connection
12/16/1998EP0883966A2 Telephone call handling system
12/16/1998EP0883960A2 Method and system for automated collect call messaging
12/16/1998EP0883959A1 Telecommunications system
12/16/1998EP0774190B1 Intelligent communications networks
12/16/1998CN1202294A Method of and apparatus for off-hook signalling between telephoes or adjuncts on the same loop
12/16/1998CN1202293A Process for ensuring a securing interface between telephone with card and network in telephone system
12/16/1998CN1202292A Method and system for transferning data between mobile and stationary group of persons
12/16/1998CN1202078A Handset and method of operation thereof
12/16/1998CN1202076A Communication system
12/16/1998CN1202074A Telephone system integrating public switched telephone network, packet-switched network and call answering system
12/16/1998CN1041258C Telecommunications terminal block
12/16/1998CA2235977A1 Selective call waiting disable service feature for analog telephone equipment
12/15/1998US5850536 Method and system for simulated multi-tasking
12/15/1998US5850519 Computerized mail notification system and method which detects calls from a mail server
12/15/1998US5850435 In a communications network
12/15/1998US5850433 System and method for providing an on-line directory service
12/15/1998US5850432 Method and system for capturing and recording information associated with a dial-around call
12/15/1998US5850430 Method to identify clients and method for using a teleterminal device
12/15/1998US5850429 Method and system for remotely controlling an interactive voice response system
12/15/1998US5850428 Message management system and method
12/15/1998US5850426 Process for centralized monitoring of a telephone network
12/15/1998US5850400 System, method, and apparatus for bidirectional transport of digital data between a digital network and a plurality of devices
12/15/1998US5850395 Asynchronous transfer mode based service consolidation switch
12/15/1998US5850391 Shared interworking function within a mobile telecommunications network
12/15/1998US5850179 Latency counter for scanning timers
12/15/1998CA2158878C Technique for use in processing personal telephone calls
12/15/1998CA2156556C Billing arrangements for communication call segments having no communications
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