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)
08/1998
08/13/1998WO1998035481A2 Circuit-switched call setup using a packet-switched address such as an internet address or the like
08/13/1998WO1998035326A1 System for routing electronic mails
08/13/1998WO1998025379A3 A method and apparatus for improved communication for cable TV telephony and data transport
08/13/1998DE19706000A1 Communications system for dialling connections with person orientated addresses
08/13/1998CA2279912A1 System and method for call park and transfer in a telecommunications network
08/13/1998CA2278609A1 Remote data gateway
08/12/1998EP0858231A2 Long distance service bureau
08/12/1998EP0858204A2 A mobile telephone and method of operation thereof
08/12/1998EP0858202A2 A graphic user interface for use with a telephone directory
08/12/1998EP0857397A1 System and method for number presentation
08/12/1998CN1190515A Videophone interactive mailbox facility system and method of processing information
08/12/1998CN1190304A 电话服务 Telephone service
08/11/1998US5794188 Speech signal distortion measurement which varies as a function of the distribution of measured distortion over time and frequency
08/11/1998US5794144 Methods and apparatus for communicating data via a cellular mobile radiotelephone system
08/11/1998US5794143 Method and apparatus for facilitating the ultimate making of wireless calls to unavailable wireless telephones
08/11/1998US5794140 Method and apparatus for offering subscribers access to unused communications capacity in a cellular communications system
08/11/1998US5794039 Method for abstracting messages of various protocols into objects for storage in a database
08/11/1998US5794018 System and method for synchronizing data streams
08/11/1998US5793957 Satellite digital assistant and host/satellite computer system wherein coupling the host and the satellite by a host interface communication system results in digital communication and synchronization of files
08/11/1998US5793956 Method and system for testing an audiotex system
08/11/1998US5793864 Nonintrusive measurement of echo power and echo path delay present on a transmission path
08/11/1998US5793861 Transaction processing system and method
08/11/1998US5793860 Method and arrangement for controlling performance features of an exchange
08/11/1998US5793859 Method for directing an outboard telephone call
08/11/1998US5793858 Method for improving call completion rates in telephony
08/11/1998US5793857 Method of using dynamic database to improve telephone number portability
08/11/1998US5793856 Switch system for switching extension numbers
08/11/1998US5793847 Method and apparatus for transferring a data call
08/11/1998US5793846 Telephonic-interface game control system
08/11/1998US5793845 Service node for a telephony network
08/11/1998US5793761 Communication switching system having a user facility system and a base switching system
08/11/1998US5793497 Method and apparatus for delivering and modifying information electronically
08/11/1998US5793415 Videoconferencing and multimedia system
08/11/1998US5793367 Apparatus and method for displaying both an image and control information related to the image
08/11/1998US5793362 Configurations tracking system using transition manager to evaluate votes to determine possible connections between ports in a communications network in accordance with transition tables
08/11/1998CA2117143C Data terminal for telephone circuits
08/11/1998CA2108478C Method and system of combining signals in a telephone conference circuit
08/07/1998CA2228903A1 Telephone switching system for easily implementing modification of connection information and medium storing telephone system control program
08/06/1998WO1998034420A1 Intelligent service peripheral device
08/06/1998WO1998034418A1 Procedure for the processing of an unexpected disconnect request
08/06/1998WO1998034392A1 A method relating to telephone communications including the transmission of advertising messages
08/06/1998WO1998034391A2 A communication system architecture
08/06/1998WO1998034390A1 Method and system for determining and using multiple object states in a computer telephony integration system
08/06/1998WO1998034366A1 Method and system for protecting equipment and switching functionality in a telecommunication system
08/06/1998WO1998027703A3 Remote token based information acquisition system
08/06/1998WO1998025393A3 Method and apparatus for locating a desired record in a telephone directory
08/06/1998WO1998024213A3 Method and apparatus for sending an annoucement to caller
08/06/1998WO1998023113A3 Location-dependent call forwarding
08/06/1998WO1998020667A3 Extended access for automatic call distributing system
08/06/1998CA2289455A1 A communication system architecture
08/06/1998CA2277902A1 A method relating to telephone communications including the transmission of advertising messages
08/05/1998EP0857004A2 System for remote access
08/05/1998EP0857000A2 Optical transmission system
08/05/1998EP0856996A2 Remote page retrieval system for radio pagers
08/05/1998EP0856981A2 A telephone system integrating a public switched telephone network, a packet-switched network and a call answering system
08/05/1998EP0856980A2 Content searchable communications for a routing method and ACD system
08/05/1998EP0856979A2 Apparatus and method for detecting information from a voice message
08/05/1998EP0856961A2 Testing telecommunications apparatus
08/05/1998EP0856221A1 A telecommunications switch
08/05/1998EP0856220A1 Customer queuing arrangement
08/05/1998CN1189961A Process of access restriction to a telecommunications network, telecommunications system and unit for such system
08/05/1998CN1189952A Call data-detection method
08/05/1998CN1189731A Multiconnector-terminated multi-segment line cord with strain relief attachment for telephone test set
08/04/1998US5790957 Speech recall in cellular telephone
08/04/1998US5790955 Mobile communication system which performs communication restriction control
08/04/1998US5790803 Information network with server, call blocking, subscriber status, and attributes in a table, and selecting of terminal equipment
08/04/1998US5790798 Method and apparatus for simultaneously monitoring computer user screen and telephone activity from a remote location
08/04/1998US5790781 Dynamic scaling of CPU cycle consumption in an I/O subsystem of a computer system
08/04/1998US5790770 Method and apparatus for reducing information loss in a communications network
08/04/1998US5790653 Line-powered detection of call progress tones
08/04/1998US5790650 Telephone call center management system which supports multi-user and separate private applications
08/04/1998US5790649 Call transfer system and electronic mail transfer system
08/04/1998US5790648 Dynamically negotiated application program interface method
08/04/1998US5790646 Specific office line incoming call service method
08/04/1998US5790644 Computer-to-telephone interface
08/04/1998US5790638 Signaling in call transfer calling operations to control the initiation of secondary number telephone service features
08/04/1998US5790636 Telephone travel card system under the control of its customers
08/04/1998US5790635 System and method for automatic monitoring of active telephone calls in a telephonic switch
08/04/1998US5790634 Combination system for proactively and reactively maintaining telephone network facilities in a public switched telephone system
08/04/1998US5790633 System for proactively maintaining telephone network facilities in a public switched telephone network
08/04/1998US5790532 Voice over video communication system
08/04/1998US5790531 Method and apparatus for determining the origin of a remote alarm indication signal
08/04/1998US5790523 Testing facility for a broadband communications system
08/04/1998US5790363 Ethernet overvoltage/overcurrent protection system
08/04/1998US5790266 Transmitting method in facsimile
08/04/1998US5790180 Method of operating a telecommunications network
08/04/1998US5790178 Picture codec for teleconference equipment, which forms and displays picture-in-frame including at least two of received motion picture, a received still picture and a self motion picture in an optional combination
08/04/1998US5790174 PSTN architecture for video-on-demand services
08/04/1998US5790173 Advanced intelligent network having digital entertainment terminal or the like interacting with integrated service control point
08/04/1998US5790100 Broadcast pointer device with add-on sleeve
08/04/1998US5790044 Method and apparatus for reducing a processing delay in a two-way messaging system
08/04/1998US5788681 Multi-lumen endoscopic catheter
08/04/1998CA2133900C Telephone line monitor/alarm
08/04/1998CA2115822C Electronic mail system having integrated voice messages
07/1998
07/31/1998CA2228324A1 Telephone system integrating a public switched telephone network, a packet-switched network and a call answering system
07/30/1998WO1998033347A1 Procedure for carrying out checking functions relating to safety management in a mobile communication network and/or in a wireless local network
07/30/1998WO1998033333A2 Congestion control in a communications network
07/30/1998WO1998032764A1 Selective call device and method of subscribing to information services
07/30/1998WO1998021913A3 Address retrieval system
07/30/1998WO1998021902A3 Method and system for capturing and recording call information
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