Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 12 - Data switching networks
Patents for H04L 12 - Data switching networks (448,999)
09/1996
09/17/1996US5557317 Video-on-demand system with program relocation center
09/17/1996US5557266 System for cascading data switches in a communication node
09/17/1996US5557191 Apparatus for minimizing current drain in a battery powered data collector
09/17/1996US5557110 Aperture for use in electron beam system for pattern writing
09/17/1996CA2171933A1 Procedure for reception end clock speed recovery for digital signals
09/17/1996CA2012005C Method of atd (asynchronous time division) switching of data packets and an arrangement for implementing this method
09/15/1996CA2171121A1 Wireless indoor communications using antenna arrays
09/12/1996WO1996027994A1 Communication system including method and apparatus for maintaining communications with a mobile terminal
09/12/1996WO1996027967A1 Multimedia bridge
09/12/1996WO1996027966A1 Broadband switching system
09/12/1996WO1996027965A1 Broadband swithing network
09/12/1996WO1996027964A1 Broadband switching system
09/12/1996WO1996021984A3 Packet radio system, and a terminal equipment for a packet radio system
09/12/1996WO1996020553A3 Unified messaging and long distance communication system
09/11/1996EP0731620A2 Handover in a mobile telecommunications network with ATM switch
09/11/1996EP0731619A2 Broadband communication system and method
09/11/1996EP0731583A1 Method and system for routing messages in a multi-node data communication network
09/11/1996EP0731582A2 Method and apparatus for interconnecting lans
09/11/1996EP0731581A2 Apparatus and method for determining operational mode for a station entering a network
09/11/1996EP0731578A2 Packet communication system capable of rapidly confirming receipt of downward packet signals
09/11/1996EP0730803A1 Device for exchanging data and processes for operating it
09/11/1996EP0643893B1 Subscriber station realized according to the building block technology
09/11/1996CN1130964A Method and apparatus for determining transmission data rate in multi-user communication system
09/11/1996CN1130829A Network system for communication with plural channels, node device, and communication method
09/11/1996CN1130828A Relay invention method
09/10/1996US5555543 Crossbar switch apparatus and protocol
09/10/1996US5555542 Packet directional path identifier transfer system
09/10/1996US5555426 Method and apparatus for disseminating messages to unspecified users in a data processing system
09/10/1996US5555378 Scheduling transmission multimedia information in broadband networks using a token passing scheme
09/10/1996US5555377 System for selectively compressing data transferred in network in response to produced first output when network utilization exceeds first threshold and data length over limit
09/10/1996US5555376 Method for granting a user request having locational and contextual attributes consistent with user policies for devices having locational attributes consistent with the user request
09/10/1996US5555346 Event-driven rule-based messaging system
09/10/1996US5555277 Technique for cancelling common mode switching noise to achieve reduced error rates in a local area network
09/10/1996US5555276 Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions
09/10/1996US5555266 Method for reducing transmission delays in a packet transmission system
09/10/1996US5555265 Switching path setting system used in switching equipment for exchanging a fixed length cell
09/10/1996US5555264 Methods and devices for prioritizing in handling buffers in packet networks
09/10/1996US5555261 Interface device between a network and an exchange for assembling fixed-length cell and transmitting the same
09/10/1996US5555256 Channel identifier generation
09/10/1996US5555244 Scalable multimedia network
09/10/1996US5555243 Self routing exchange and exchange system
09/10/1996US5555017 Seamless multimedia conferencing system using an enhanced multipoint control unit
09/10/1996US5554978 Automobile multiple communication system operable under low power consumption
09/10/1996US5554968 Data communication using power lines
09/06/1996WO1996027252A2 Line driver and receiver cells for ethernet applications
09/06/1996WO1996027241A1 Data communications device to selectively operate as an analog modem, a digital modem, and a terminal adapter
09/06/1996WO1996019886A3 Method for notifying a frame relay network of traffic congestion in an ATM network
09/06/1996WO1996019064A3 Systems and methods for automatically sharing information among remote/mobile nodes
09/06/1996WO1996019059A3 Packet based data transmission system
09/06/1996WO1996018256A3 Multi-processor environments
09/05/1996DE19548744A1 Intercom device e.g. for house, flat
09/04/1996EP0730390A2 Congestion control system for fixed length packet switching
09/04/1996EP0730383A2 Distributed system architecture for digital broadcast and interactive services
09/04/1996EP0730382A2 Configurable hybrid medium access control for cable metropolitan area networks
09/04/1996EP0730380A1 Data output device and data output method
09/04/1996EP0730362A2 Method and circuitry for transfer of data packets, transferred by an ATM communication system, to an output line
09/04/1996EP0730361A2 Circuitry for intake and transfer of data packets on an ATM communication network
09/04/1996EP0730360A2 Two priority fair distributed round robin protocol for a network having cascaded hubs
09/04/1996EP0730359A2 System for monitoring ATM cross-connecting apparatus by inside-apparatus monitoring cell
09/04/1996EP0730356A2 Communication system and method for transmitting data of different types
09/04/1996EP0730355A2 Error recovery in a network having cascaded hubs
09/04/1996EP0729693A1 Interface device between a telephone bus and a high-speed data network
09/04/1996EP0617868B1 Passive optical network structure with high fault tolerance
09/04/1996EP0591234B1 Process for detecting the nature of data-falsifying interference
09/04/1996EP0569364B1 Bus coupler
09/04/1996EP0535050B1 Switching element and method for controlling the same
09/04/1996CN1130454A Communications system with monitoring or control functions
09/04/1996CA2170816A1 Circuit arrangement for accepting and forwarding message cells with an atm communication equipment
09/04/1996CA2170814A1 Method and circuit arrangement for forwarding message cells transmitted via an atm communication equipment to a serving trunk
09/03/1996US5553316 Power control method in a wireless communication system
09/03/1996US5553302 Serial I/O channel having independent and asynchronous facilities with sequence recognition, frame recognition, and frame receiving mechanism for receiving control and user defined data
09/03/1996US5553251 Centralized management system utilizing a bus interface unit
09/03/1996US5553250 Bus terminating circuit
09/03/1996US5553239 Management facility for server entry and application utilization in a multi-node server configuration
09/03/1996US5553145 Electronic communications method
09/03/1996US5553095 Station for a communication network
09/03/1996US5553094 Radio communication network for remote data generating stations
09/03/1996US5553083 Method for quickly and reliably transmitting frames of data over communications links
09/03/1996US5553076 Method and apparatus for a wireless local area network
09/03/1996US5553075 Packet data protocol for wireless communication
09/03/1996US5553074 Transmission format in packet based communications
09/03/1996US5553073 Token ring network
09/03/1996US5553072 Communication apparatus and method
09/03/1996US5553071 Communication system topology providing dynamic allocation of B-channels
09/03/1996US5553070 Data link module for time division multiplexing control systems
09/03/1996US5553069 Radiocommunication system
09/03/1996US5553068 ATM cell broadcasting system
09/03/1996US5553064 High speed bidirectional digital cable transmission system
09/03/1996US5553061 Packet processor having service priority and loss priority features
09/03/1996US5553060 Method for maintaining virtual connections given an at least partial outage of connecting paths
09/03/1996US5553059 Network interface unit remote test pattern generation
09/03/1996US5553058 Centralized load minimizing method for periodical routing verification tests scheduling
09/03/1996US5553057 AIS transmission method in ATM communication system, transmission side ATM unit and ATM communication system
09/03/1996US5552779 Watch pager with icons
09/03/1996CA2042164C A communication network
08/1996
08/29/1996WO1996026589A1 Method and device for multi-cell transmission
08/29/1996WO1996026588A1 Method for group management in communications network
08/29/1996WO1996026587A1 Identifying application capabilities for teleconference connections
08/29/1996WO1996019091A3 Communication switches
08/29/1996WO1996018261A3 High speed communications system for analog subscriber connections
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