Patents for H04L 12 - Data switching networks (448,999)
07/1994
07/07/1994DE4343704A1 Mediumzugriffsprotokoll mit impliziten Zeichen ohne Kollisionserfassung Medium access protocol with implicit character without collision detection
07/07/1994CA2476866A1 Wireless personal local area networks and power saving mechanisms therefor
07/06/1994EP0605341A2 Apparatus for connecting two fiber distributed data interface rings
07/06/1994EP0605339A2 Method and apparatus for making a cluster of computers appear as a single host on a network
07/06/1994EP0605267A1 Multirate frame and device for multiplexing data of non-multiple bit rates
07/06/1994EP0605088A2 Computer conferencing
07/06/1994EP0604669A1 Bus system monitoring responsirenes of participants
07/06/1994EP0604668A1 Logical ring with monitoring of rotation time
07/06/1994EP0604592A1 Digital telephone, cable tv system and local exchange bypass network
07/06/1994EP0604538A1 Method and apparatus for asynchronous transfer mode (atm) network
07/05/1994US5327552 Method and system for correcting routing errors due to packet deflections
07/05/1994US5327534 Detection of duplicate alias addresses
07/05/1994US5327432 Protocol for multiple access to a telecommunications channel from auxiliary terminals by digitized information messages and corresponding system
07/05/1994US5327431 Method and apparatus for source routing bridging
07/05/1994US5327428 Collision-free insertion and removal of circuit-switched channels in a packet-switched transmission structure
07/05/1994US5327427 Self-healing meshed network using logical ring structures
07/05/1994US5327426 Method and apparatus for preventing unnecessary retransmission of messages in a networked messaging system
07/05/1994US5327425 Network synchronization control system and control method
07/05/1994US5327424 Automatically configuring parallel bridge numbers
07/05/1994US5327421 Apparatus for interfacing between telecommunications call signals and broadband signals
07/05/1994US5327420 Method for building multi-bit parallel Batcher/banyan networks
07/05/1994US5327277 Method and apparatus for determining equalization delays in a transmission system and related apparatus
07/05/1994US5327276 Optical local area network system and node apparatus used in the same
07/05/1994US5327127 Message encoding which utilizes control codes and data codes
07/05/1994US5327121 Three line communications method and apparatus
07/05/1994US5327021 Waveform synthesizing circuit
07/05/1994CA1330595C Marketing research system for obtaining retail data on a real time basis
06/1994
06/30/1994DE4243387A1 Testing and simulation of bit serial transmission of bit parallel data signals
06/29/1994EP0604341A2 A parallel scalable internetworking unit architecture
06/29/1994EP0604167A1 Communication and bus system for audio video appliances and communication method
06/29/1994EP0604166A1 Communication system and communication devices having lock function
06/29/1994EP0603946A1 Switch and network interconnection equipment using address learning
06/29/1994EP0603916A2 Packet switching system using idle/busy status of output buffers
06/29/1994EP0603915A2 Signalling method and system for packet network
06/29/1994EP0603444A1 Token star switch
06/29/1994EP0603443A1 Token star bridge
06/29/1994EP0603424A1 Method and apparatus for transmission of communication cells over ATM-communications arrangement
06/29/1994EP0603298A1 Communication equipment control system and method
06/29/1994EP0603269A1 Remote link adapter for use in tv broadcast data transmission system
06/29/1994EP0603267A1 System for displaying prices
06/29/1994CN1088722A Management in telecom and open systems
06/29/1994CN1025269C Communication exchanging system
06/29/1994CN1025268C Virtual tributary cross connect switch and switch network utilizing same
06/29/1994CN1025266C Radio data system interface of network controlled by present computer
06/28/1994US5325518 Adaptive distributed system and method for fault tolerance
06/28/1994US5325362 Scalable and efficient intra-domain tunneling mobile-IP scheme
06/28/1994US5325360 Controllable PCM state machine user interface
06/28/1994US5325358 Method and circuit arrangement for transmitting message packets via packet switching equipment, the message packets being transmitted on output trunks
06/28/1994US5325357 Packet broadcasting method
06/28/1994US5325356 Method for aggregating ports on an ATM switch for the purpose of trunk grouping
06/28/1994US5325310 Method and system for persistant electronic mail reply processing
06/28/1994US5325222 Photonic concentrator
06/28/1994US5325090 Three-stage, at least doubled atm switching network
06/28/1994US5325089 Two-stage, at least doubled ATM reversing switching network having (2n×2n) switching matrices
06/23/1994WO1994014287A1 Vestigial identification for co-channel interference in cellular communications
06/23/1994WO1994014266A1 Flow control system for packet switches
06/23/1994WO1994014265A1 Packet data network
06/23/1994WO1994014264A1 A method for congestion management in a frame relay network and a node in a frame relay network
06/23/1994WO1994014263A1 A method for congestion management in a frame relay network and a node in a frame relay network
06/23/1994WO1994014262A1 A controllable pcm state machine user interface
06/23/1994WO1994014261A1 Pcm pseudo code signalling user interface
06/23/1994WO1994014259A1 Complex document security
06/23/1994WO1994014258A1 Message document security
06/23/1994WO1994014256A1 Device and method for adaptively adjusting loading capacity for a node in a packetized communication system
06/23/1994WO1994014255A1 Arrangement in a communications network
06/23/1994WO1994014118A1 System and method for generating local area network operating statistics
06/23/1994DE4341886A1 Accessing memory in HDLC communications protocol hardware machine system with server
06/23/1994DE4336006A1 ATM communications exchange switching
06/23/1994DE4320301A1 Communications circuit used in automobile
06/23/1994DE4243635A1 Telephone connection data transmission detection and evaluation system
06/23/1994DE4242438A1 Data transmission procedure using double ring loop
06/23/1994CA2128101A1 Device and method for adaptively adjusting loading capacity for a node in a packetized communication system
06/23/1994CA2111075A1 Token star switch
06/23/1994CA2111074A1 Token star bridge
06/22/1994EP0603103A2 Interconnection method for digital multimedia communications
06/22/1994EP0603100A2 Methods and apparatus for interconnecting local area networks with wide area backbone networks
06/22/1994EP0603099A2 A method and system of requesting resources in a packet-switched network with minimal latency
06/22/1994EP0603056A1 Method of simulating the transmission on an asynchronous transfer mode transmission network and simulator for transmission on such a network
06/22/1994EP0603055A1 Method and system for generating cell errors in an ATM network
06/22/1994EP0603054A1 Method and device to regenerate cell jitter of an incoming ATM signal
06/22/1994EP0603053A1 Method and apparatus for generating binary errors
06/22/1994EP0602916A2 Cross-bar interconnect apparatus
06/22/1994EP0602830A2 Automatic network element identity information distribution apparatus and method
06/22/1994EP0602827A2 Multiple-master digital communication technique utilizing a dedicated contention bus
06/22/1994EP0602824A2 Automatic network element identity information registration apparatus and method
06/22/1994EP0602823A2 Automatic detection of reachable network elements
06/22/1994EP0602787A2 Method and apparatus for obtaining and for controlling the status of a networked peripheral
06/22/1994EP0602777A1 A terminal device management system and a method for detecting a failed terminal device using the system
06/22/1994EP0602770A2 Abnormal packet processing system
06/22/1994EP0602693A2 ATM switching node and ATM switching element having routing logic means
06/22/1994EP0602480A1 Method for the system guided interference elimination of devices in communication systems
06/22/1994EP0602382A2 A two-dimensional round-robin scheduling mechanism for switches with multiple input queues
06/22/1994EP0602282A1 Resequencing means for a cell switching system node
06/22/1994EP0602281A1 Resequencing means for a cell switching system node
06/22/1994EP0524199A4 Telecommunication interface apparatus and method
06/22/1994EP0396686B1 A process and device for the decentralised transmission of information on a transfer path
06/22/1994CN1088375A Rapid feature introduction in telecommunication networks
06/21/1994US5323399 ATM cell multiplexing device capable of reducing an accessing speed to a FIFO memory thereof
06/21/1994US5323395 Method and system for sending data over a transmission link in variable length blocks in asynchronous transfer mode
06/21/1994US5323394 Selecting optimal routes in source routing bridging without exponential flooding of explorer packets