Patents for H04L 12 - Data switching networks (448,999)
07/1999
07/13/1999CA2108338C Adaptive video encoder for two-layer encoding of video signals on atm (asynchronous transfer mode) networks
07/13/1999CA2105545C Internetwork communication system for managing subscriber switches between networks
07/13/1999CA2105268C Resynchronization of asynchronous transfer mode (atm) switch fabric
07/13/1999CA2098987C Method and apparatus for transparently bridging traffic across wide area networks
07/13/1999CA2092166C Router device and data communication system
07/08/1999WO1999034638A1 Clock generating method and apparatus for an asynchronous transmission
07/08/1999WO1999034637A1 Method for a narrowband switching node to transmit useful and signaling information via a broadband network
07/08/1999WO1999034631A1 A personal information management system
07/08/1999WO1999034623A1 Event pre-processing for composing a report
07/08/1999WO1999034620A1 High speed ss7 signaling adaptation device
07/08/1999WO1999034582A1 Telecommunications terminals management
07/08/1999WO1999034563A2 Method of secure anonymous query by electric messages transported via a public network and method of response
07/08/1999WO1999034562A1 Communication method between two terminals of a data communication network such as internet
07/08/1999WO1999034560A1 Interface for several can data-processing networks and method for operating an interface
07/08/1999WO1999034559A1 Multiplex communicating method
07/08/1999WO1999034558A1 Atm repeater and network including the same
07/08/1999WO1999034557A1 Method and system for software version management in a network management system
07/08/1999WO1999034555A2 Asynchronous data protocol
07/08/1999WO1999034544A1 Traffic monitoring tool for bandwidth management
07/08/1999WO1999034541A1 Method and apparatus for maintaining availability of lifeline telephony service on a hybrid fiber-coax network
07/08/1999WO1999034339A2 System and method for home automation and security
07/08/1999WO1999034312A1 Portable electronic mail apparatus and storage medium storing electronic mail program
07/08/1999WO1999034306A1 Managing navigation and history information
07/08/1999WO1999034305A1 Localization of clients and servers
07/08/1999WO1999034285A1 Product-independent performance monitoring tool-kit
07/08/1999WO1999023844A3 Method and apparatus for high rate packet data transmission
07/08/1999WO1999023782A3 Communications methods and apparatus
07/08/1999WO1999022557A3 Subnetwork dependent convergence protocol for a mobile radio network
07/08/1999WO1999022489A3 Method of reprogramming memories in field devices over a multidrop network
07/08/1999WO1999022299A3 Bus station
07/08/1999WO1999021337A3 Method of encapsulation of data into transport packets of constant size
07/08/1999WO1999014891A3 Development and test tools for communication system
07/08/1999WO1999007181A3 Switching fabric arrangement with time stamp function
07/08/1999DE19900331A1 Universal data bus endpoint module
07/08/1999DE19800145A1 Verfaren zur Erweiterung eines bestehenden Transportnetzes für die Telekommunikation Verfaren to extend an existing transport network for telecommunications
07/08/1999DE19757915A1 Improving E-mail information service for On-Line system
07/08/1999DE19757610A1 Verfahren für einen Schmalbandvermittlungsknoten zum Übermitteln von Nutz- und Signalisierungsinformation über ein Breitbandnetz und Schmalbandvermittlungsknoten zur Realisierung des Verfahrens Method for narrowband switching node for transmitting user and signaling information over a broadband network and narrowband switching node for implementing the method
07/08/1999DE19757598A1 Data exchange method in ATM exchange
07/08/1999DE19756167A1 Coupling module for connection of user module to bus conductor line
07/08/1999DE19755382A1 Error message handling method in communications and data processing units
07/07/1999EP0928123A2 Hybrid fiber twisted pair local loop network service architecture
07/07/1999EP0928087A1 Devices for switching over electrical connections
07/07/1999EP0928086A1 Packet transmitter
07/07/1999EP0928085A1 Line concentrator for telephone set and communication method of lan
07/07/1999EP0927482A1 Network access methods, including direct wireless to internet access
07/07/1999EP0927478A1 Packet routing in a telecommunications network
07/07/1999EP0927477A1 Packet switched router architecture for providing multiple simultaneous communications
07/07/1999EP0927476A1 Address allocation method for records of values representing various parameters
07/07/1999EP0927475A1 Packet filtering in connection-based switching networks
07/07/1999EP0927474A1 Arrangement for accessing media in a network having universal multiple access nodes and carrier sense nodes
07/07/1999EP0927398A2 Computer-aided optimization of node couples in a given graph showing coupling possibilities
07/07/1999EP0927397A2 A method for operating a communcation channel in a mixed master/slave subscriber environment through a dynamical closing and/or opening operation, and a system arranged for implementing the method
07/07/1999EP0882364A4 Wireless messaging system
07/07/1999EP0726001B1 Device for processing data packets
07/07/1999CN1222037A Video conference apparatus
07/07/1999CN1222021A Terminal system having both ATM terminal function and ATM-based-ADSL terminal function
07/07/1999CN1222020A Gateway for connecting ATM-based access network to existing network
07/07/1999CN1222018A Telephony service system employing cable network and telephony service method
07/07/1999CN1222016A Apparatus for analyzing status of high speed channel board in information communications processing system
07/06/1999US5920900 Hash-based translation method and apparatus with multiple level collision resolution
07/06/1999US5920862 Beacons for locales
07/06/1999US5920821 Use of cellular digital packet data (CDPD) communications to convey system identification list data to roaming cellular subscriber stations
07/06/1999US5920801 Communications system and corresponding equipment for a subscriber installation
07/06/1999US5920705 Method and apparatus for dynamically shifting between routing and switching packets in a transmission network
07/06/1999US5920704 Dynamic routing switch apparatus with clocked signal regeneration
07/06/1999US5920703 Systems and methods for managing the processing of relatively large data objects in a communications stack
07/06/1999US5920701 Scheduling data transmission
07/06/1999US5920699 Broadcast isolation and level 3 network switch
07/06/1999US5920698 Automatic detection of a similar device at the other end of a wire in a computer network
07/06/1999US5920697 Computer program product
07/06/1999US5920694 Annotation of computer video displays
07/06/1999US5920693 Audio to video switchover in video conferencing
07/06/1999US5920691 Computer network system for collecting distributed management information
07/06/1999US5920629 Payment method
07/06/1999US5920627 Encryption device and decryption device for information conveyed by asynchronous transfer mode cells
07/06/1999US5920620 Channel establishing method of point-to-multipoint and multipoint-to-point communications
07/06/1999US5920608 Measurement device for communication
07/06/1999US5920576 Method and apparatus for providing reminder messages in a communication system
07/06/1999US5920571 Frequency channel and time slot assignments in broadband access networks
07/06/1999US5920570 Method of distributing data entities
07/06/1999US5920568 Scheduling apparatus and scheduling method
07/06/1999US5920567 Network related information transfer method for a connection device, and a data communication system
07/06/1999US5920566 Routing in a multi-layer distributed network element
07/06/1999US5920565 Method and apparatus for intranetwork communication
07/06/1999US5920564 Method and apparatus for direct memory access on transmit complete
07/06/1999US5920563 Synchronous transfer mode/asynchronous transfer mode converting transmission path terminating apparatus
07/06/1999US5920562 Systems and methods for providing enhanced services for telecommunication call
07/06/1999US5920561 ATM communication system interconnect/termination unit
07/06/1999US5920560 Multi-connection management method and apparatus for switch system
07/06/1999US5920559 Voice information service system to be connected to ATM network
07/06/1999US5920558 ATM switch and ATM switching system
07/06/1999US5920553 Data transmission method, base station equipment and mobile station
07/06/1999US5920546 Method and apparatus for conferencing in an expandable telecommunications system
07/06/1999US5920544 Method and device for selecting exchange line
07/06/1999US5920543 Double ring-type local area network system capable of switching transmission paths without interruption
07/06/1999US5920542 Selector switch control using priority table
07/06/1999US5920412 Method and apparatus for signal routing in an optical network and an ATM system
07/06/1999US5920404 Method and system for dynamic control of a messaging environment from a facsimile processor
07/06/1999US5920267 Ring network system
07/06/1999US5920257 System and method for isolating an outage within a communications network