Patents for H04L 12 - Data switching networks (448,999)
08/1994
08/04/1994DE4328068C1 Ring communication network with double ring configuration
08/04/1994CA2151393A1 Distributed frame processing for time division multiplexing
08/03/1994EP0609178A1 Method and apparatus for bidirectional transmission of information (protocol)
08/03/1994EP0609137A1 Device for cross-mapping between synchronous and asynchronous transmission formats
08/03/1994EP0609128A1 Device for managing a cell buffer memory
08/03/1994EP0609114A1 Method and device for bit rate management in an ATM network
08/03/1994EP0608981A2 Connection-oriented congestion controller for common channel signaling network
08/03/1994EP0608715A2 Wireless-telecommunication device for vehicles
08/03/1994EP0608653A1 Method and system for routing information between nodes in a communication network
08/03/1994EP0608305A1 A data communication system of the field bus type with a twin lead for power supply to connected units as well as for data transmission between the units
08/03/1994EP0524200B1 Circuit arrangement for telecommunication switching networks, preferably telephone switching networks, consisting of exchanges
08/03/1994CN1090302A Mixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids and their use
08/02/1994US5335350 Individual communication system selection method for group services
08/02/1994US5335325 High-speed packet switching apparatus and method
08/02/1994US5335232 Data exchange capable of minimizing loss of a data block
08/02/1994US5335227 Serial network topology and recognfiguration generator
08/02/1994US5335226 Communications system with reliable collision detection method and apparatus
08/02/1994US5335224 Service guarantees/congestion control in high speed networks
08/02/1994US5335223 Pointer processing circuit in sonet system
08/02/1994US5335222 Traffic control system for asynchronous transfer mode exchange
08/02/1994US5335221 Integrity mapping in data communication system
08/02/1994CA2061850C Rotating-access atm-stm packet switch
08/02/1994CA2034518C Method and apparatus for controlling call processing based upon load conditions
07/1994
07/28/1994DE4401785A1 Integrated wiring system for computerised control of motor vehicle
07/28/1994DE4321775C1 Transfer procedure for message cells while establishing multi-cast communication link
07/27/1994EP0607767A1 Access controlled device for rendering services
07/27/1994EP0607681A2 Parallel computer system
07/27/1994EP0607673A2 Asynchronous transfer mode (ATM) switch fabric
07/27/1994EP0607672A2 Asynchronous transfer mode (ATM) payload synchronizer
07/27/1994EP0607546A2 Apparatus for fiber distributed data interface dynamic station bypass via skipping and hopping
07/27/1994EP0607375A1 A centralized management system utilizing a bus interface unit
07/27/1994CA2111783A1 High performance cascadable simplex switch
07/26/1994US5333308 Method and apparatus for operating a communication network monitor arrangement
07/26/1994US5333270 FDDI configuration management state machine controller
07/26/1994US5333267 An improved computer system
07/26/1994US5333266 Method and apparatus for message handling in computer systems
07/26/1994US5333152 Electronic mail remote data transfer system
07/26/1994US5333135 Identification of a data stream transmitted as a sequence of packets
07/26/1994US5333134 Connection hold control system
07/26/1994US5333131 Packet switching method and system with self-routing switch
07/26/1994CA2002690C Automated message retrieval system
07/26/1994CA1331047C Node for a fast packet-switching network in optical-electrical technology
07/21/1994WO1994016534A2 A wide area fiber and tv cable fast packet cell network
07/21/1994WO1994016511A1 Telecommunications network
07/21/1994WO1994016510A2 Method and apparatus for interfacing a workstation to a plurality of computer platforms
07/21/1994DE4301380A1 Targetted disturbance for sequence number in ATM real-time cell stream
07/21/1994CA2153174A1 A wide area fiber and tv cable fast packet cell network
07/21/1994CA2151606A1 Telecommunications network
07/20/1994EP0606837A2 Multimedia packet communication system
07/20/1994EP0606812A2 Isochronous confirmation notification mechanism
07/20/1994EP0606729A2 Asynchronous transfer mode (ATM) expanded internal cell format
07/20/1994EP0606728A2 Path hunt for efficient broadcast and multicast connections in multi-stage switching fabrics
07/20/1994EP0606595A1 Token ring local are network testing apparatus inserted in an active "T" configuration
07/20/1994EP0606466A1 Apparatus for automatic initiation of data transmission
07/20/1994EP0606413A1 Method and means for automatically detecting and correcting a polarity error in twisted-pair media
07/20/1994EP0606396A1 A radio frequency local area network
07/20/1994EP0606368A1 Packet processing method and apparatus
07/20/1994EP0606299A1 Method and apparatus for concurrent packet bus
07/19/1994US5331647 Communication apparatus having function to record communication history
07/19/1994US5331642 Method of managing link error
07/19/1994US5331637 Multicast routing using core based trees
07/19/1994US5331636 Frame removal mechanism using count of frames and delimiter frame for token ring networks
07/19/1994US5331635 Network system having function of updating routing information
07/19/1994US5331634 Technique for bridging local area networks having non-unique node addresses
07/19/1994US5331631 N+K sparing in a telecommunications switching environment
07/19/1994US5331628 Path testing and/or monitoring within a multiple node telecommunication system
07/19/1994US5331580 Data capture system with communicating and recharging docking apparatus, and modular printer and hand-held data terminal means cooperable therewith
07/19/1994US5331316 Communication system including allocating free signalling channels to individual substations having data to transmit
07/19/1994US5331136 Hand-held data capture system with interchangeable modules
07/19/1994CA2031935C High-speed synchronous transmission line access terminal
07/13/1994EP0606079A1 Multi-protocol packet switching network
07/13/1994EP0605989A1 Handover method for mobile wireless station
07/13/1994EP0605957A1 Wireless local area network system with mobile station handover
07/13/1994EP0605795A2 Ring network overhead handling method
07/13/1994EP0605626A1 Methods and apparatus for preventing unnecessary retransmission of messages in a networked messaging system
07/13/1994EP0605418A1 Atms/pos based electronic mail system
07/13/1994CN1089420A Function distribution in a packet switched network
07/13/1994CN1089416A Method for distributing of comunicating technical resources in communicating system operated with asynchronous transmissing model
07/12/1994US5329618 Look-up table for a bridge in a data communications system
07/12/1994US5329574 Method for improving telephone resource access in a communication system network
07/12/1994US5329531 Method of accessing a communication medium
07/12/1994US5329528 Duplex communication control device
07/12/1994US5329527 Inter-local area network connecting system
07/12/1994US5329525 System and method applicable to automotive vehicles utilizing time division multiplex mode for communicating data between master and slave stations
07/12/1994US5329521 Method and apparatus for redundant local area network systems
07/12/1994US5329519 Lan monitoring method and apparatus
07/12/1994CA2111433A1 Asynchronous transfer mode (atm) expanded internal cell format
07/12/1994CA2103129A1 Asynchronous transfer mode (atm) payload synchronizer
07/12/1994CA2025753C Method and apparatus for serial data flow control
07/08/1994CA2110341A1 Desynchronizer and use of same
07/07/1994WO1994015438A1 Device for the conversion of data blocks, frame structured, into atm cells and vice versa
07/07/1994WO1994015431A1 Mobile telecommunications system
07/07/1994WO1994015425A1 Hierarchical communications network
07/07/1994WO1994015424A1 System for providing voltage in a voltage line common to a plurality of electrical units
07/07/1994WO1994015413A1 Wireless personal local area network
07/07/1994WO1994015305A1 Method and apparatus for transforming an arbitrary acyclic topology collection of nodes into an acyclic directed graph
07/07/1994WO1994015304A1 Method and apparatus for transforming an arbitrary topology collection of nodes into an acyclic directed graph
07/07/1994WO1994015303A1 Method and apparatus for unique address asignment, node self-identification and topology mapping for a directed acyclic graph
07/07/1994WO1994015302A1 Method and apparatus for arbitrating on an acyclic directed graph
07/07/1994WO1994015300A1 Virtual printer