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)
05/1999
05/18/1999US5904013 Overlapped alerting in wide area call forwarding
05/18/1999CA2191501C Network communication system with global event calendar information and trunk allocation
05/14/1999WO1999023848A2 Network element monitoring in a radio telecommunication network
05/14/1999WO1999023845A1 Call screening method and apparatus
05/14/1999WO1999023808A1 Method and system for routing service calls made from resold lines
05/14/1999WO1999023807A1 Remote access, emulation, and control of office equipment, devices and services
05/14/1999WO1999023806A1 Method for telephony call blending
05/14/1999WO1999023802A1 Outgoing call handling system and method
05/14/1999WO1999023591A1 Networked personal contact manager
05/14/1999WO1999023560A1 Scalable networked multimedia system and applications
05/14/1999WO1999022568A2 Communication system with improved access network
05/14/1999WO1999014927A8 Sound recording controller for dealing speaking system
05/14/1999WO1999009732A9 Method and apparatus for making a phone call connection over an internet connection
05/14/1999WO1999009727A3 An information transmission system and more precisely a telephone system
05/14/1999WO1999000996A9 Method and apparatus for monitoring selected telecommunications sessions in an intelligent switched telephone network
05/14/1999WO1998057485A9 Method for establishing multipoint conferences
05/14/1999WO1998047298A3 A system, method and article of manufacture for switched telephony communication
05/14/1999WO1998037659A8 Method and apparatus for offering additional product functions to a user
05/14/1999CA2309502A1 Outgoing call handling system and method
05/14/1999CA2309501A1 Call screening method and apparatus
05/14/1999CA2308389A1 Method and system for routing service calls made from resold lines
05/12/1999EP0915611A1 Transformerless digital-line battery feed circuit
05/12/1999EP0915598A2 Distributed internet protocol-based real-time multimedia streaming architecture
05/12/1999EP0915596A2 Method for interconnecting a telephone network with a data network
05/12/1999EP0915595A2 Accessing system for a network
05/12/1999EP0915592A1 Method for admitting new connections based on usage priorities in a multiple access system for communications networks
05/12/1999EP0915576A1 Transmission of notification signals to user terminals in a telecommunications network
05/12/1999EP0914731A1 System and method for providing customer contact services through a customer contact services node/internet gateway
05/12/1999EP0669061A4 An apparatus and method for detecting potentially fraudulent telecommunication activity.
05/12/1999DE19734931A1 Program controlled communications system with access to speech memory
05/12/1999CN1216669A Control of switching in a telecommunication network
05/12/1999CN1216422A Distributed internet protocol-based real-time multimedia streaming architecture
05/12/1999CA2253732A1 System and method for locating a switch component
05/11/1999US5903909 Method and arrangement for storing on tape information produced by a switching exchange system
05/11/1999US5903877 Transaction center for processing customer transaction requests from alternative media sources
05/11/1999US5903874 System and method for electronic coupon management
05/11/1999US5903845 Personal information manager for updating a telecommunication subscriber profile
05/11/1999US5903833 Method and apparatus for routing calls by remote control
05/11/1999US5903831 System and method of preventing fraudulent call transfers in a radio telecommunications network
05/11/1999US5903734 Multimedia information communication apparatus which stores received information in an encoded state
05/11/1999US5903726 System using portion of a short message payload to identify short message service types and delivering the message if user subscribes to the services
05/11/1999US5903643 Multi-line station interface
05/11/1999US5903642 Method for eliminating telephone hold time
05/11/1999US5903641 Automatic dynamic changing of agents' call-handling assignments
05/11/1999US5903638 Telecommunications system for international call routing using traffic allocation
05/11/1999US5903637 System and method for call conferencing
05/11/1999US5903636 System and method for providing caller identification in conjunction with calling card calls
05/11/1999US5903635 Advertising effectiveness rating system
05/11/1999US5903630 Method and apparatus for specifying alphanumeric information with a telephone keypad
05/11/1999US5903629 Apparatus and method for automated audio teleconferencing having enhanced reconfiguration features
05/11/1999US5903625 Of a communication system facility
05/11/1999US5903624 Data terminal for telephone circuits
05/11/1999US5903561 Method and apparatus for communication node address initialization by using NVSRAM
05/11/1999US5903547 To execute statistical multiplex transmission of digitized multimedia data
05/11/1999CA2167875C Communications privacy protection system
05/11/1999CA2167576C Voice message keepsake system
05/11/1999CA2164144C Method and apparatus for remote maintenance procedures
05/11/1999CA2156876C Method for customer selection of telephone sound enhancement
05/11/1999CA2151094C Cable monitoring system with multiple branch terminations
05/11/1999CA2132496C Digital exchange system with function of displaying operation state of system
05/10/1999CA2253106A1 Dynamic network configuration of a one-way adapter using a proxy agent that communicates with the resource server through a configured return path adapter
05/06/1999WO1999022528A2 Intelligent network switching point and control point
05/06/1999WO1999022487A2 Method and device for establishing at least one low priority connection in a telecommunications network
05/06/1999WO1999022466A1 Method and apparatus for a talkgroup call in a wireless cdma system
05/06/1999WO1999022346A1 Procedure and system for providing a service
05/06/1999WO1999014930A3 Method and apparatus for automatic network connection between a small business and a client
05/06/1999WO1999013657A3 Procedure for determining register recall filtering times in a telecommunication system in conjunction with a v5 interface
05/06/1999WO1999009756A3 Telecommunications network architecture deploying intelligent network services in a legacy network
05/06/1999WO1999001966A8 Methods for resource control in a non-unitary service system
05/06/1999WO1998054724A9 Web-based management of an enhanced services platform and method
05/06/1999EP0914018A2 Method for implementing interactive services
05/06/1999EP0913985A1 Private branch exchange with means for least cost routing
05/06/1999EP0913984A2 Digital telecommunications system with DECT interface for fax and data applications
05/06/1999EP0913982A2 Message transfer system
05/06/1999EP0913981A2 Unified messaging system and method providing cached message streams
05/06/1999EP0913980A2 Protection of active telephone line interface circuits
05/06/1999EP0913968A1 Method for admitting new connections based on measured quantities in a multiple access system for communications networks
05/06/1999EP0913771A2 Autonomous overload control for distributed real time systems
05/06/1999EP0913067A2 Process and device for interconnecting telecommunication networks
05/06/1999EP0913065A2 Method for handling telephone calls
05/06/1999EP0913064A2 Method and system for assigning a communication to a preferred carrier for accounting and/or communication routing purposes
05/06/1999EP0913063A2 Validation of procedures
05/06/1999EP0913062A2 User interaction procedure
05/06/1999EP0913061A1 Processing data signals
05/06/1999EP0913049A2 Telephone conferencing systems
05/06/1999EP0913048A1 Method and apparatus for routing calls by remote control
05/06/1999EP0913047A1 System and method for updating network routing using integrated internet/two-way paging
05/06/1999EP0913046A2 Process for determining the line status of a transmission line
05/06/1999EP0913045A2 Dynamic load limiting
05/06/1999EP0913044A1 Automatic call-work director
05/06/1999EP0742978B1 A method and apparatus for communicating between nodes in a communications network
05/06/1999DE19748776A1 Arrangement for converting telecommunications mobile radio link into fixed telephone link
05/06/1999DE19747438A1 Method of retrieving user-specific information using a mobile telephone
05/06/1999CA2275722A1 Intelligent network switching point and control point
05/05/1999CN1216204A Location based screening in mobile telecommunications system
05/05/1999CN1216201A Call forward managed rerouting
05/05/1999CN1216189A Telecommunications system
05/05/1999CN1215961A Electronic meeting multimedia control system
05/05/1999CN1215956A Method for calling up user-specified information using mobile telephone
05/05/1999CN1043284C Method of establishing connection
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