Patents for H04L 12 - Data switching networks (448,999)
10/1992
10/05/1992WO1992017963A2 Repeaters for digital data networks
10/05/1992CA2084516A1 Repeaters for digital data networks
10/01/1992WO1992017017A1 Transmitter end stage
10/01/1992WO1992017016A1 Reception comparator
10/01/1992WO1992017015A2 Communication method using an equitable, random simultaneous access distributed protocol without contention
10/01/1992WO1992017014A1 Connectionless switching for an atm switch
10/01/1992WO1992017013A1 Digital communication system with transmission servers
10/01/1992WO1992016904A1 Binder interface structure
10/01/1992WO1992016895A1 Networked variables
10/01/1992DE4210094A1 Vehicle multiplex transmission system - with alteration of transmission repetition test bit at each node to indicate new transmission
10/01/1992DE4129205A1 Verfahren zum aufbau von botschaften fuer den datenaustausch und/oder fuer die synchronisation von prozessen in datenverarbeitungsanlagen A method for construction of embassies for exchange of data and / or for the synchronization of processes in data processing systems
09/1992
09/30/1992EP0506592A1 Method and apparatus for enhanced electronic mail distribution
09/30/1992EP0506481A2 Communication apparatus
09/30/1992EP0506396A2 Loop-back in dual ring network
09/30/1992EP0506330A2 A communications system and a system control method
09/30/1992EP0506214A1 Method for operating a multiplex-control for an on-board network for automotive-vehicle
09/30/1992EP0506164A1 Remote control for auction-price display
09/30/1992EP0506136A2 Broadcast/switching apparatus for executing broadcast/multi-cast transfers over unbuffered asynchronous switching networks
09/30/1992EP0506135A2 Multi-sender/switching apparatus for status reporting over unbuffered asynchronous multi-stage networks
09/30/1992EP0506134A1 ATM cell multiplexing device capable of reducing an accessing speed to an FIFO memory thereof
09/30/1992EP0505782A2 Multi-function network
09/30/1992EP0505781A2 Multi-media serial line switching adapter for parallel networks and heterogeneous and homologous computer system
09/30/1992EP0505780A2 Priority broadcast and multi-cast for unbuffered multi-stage network
09/30/1992EP0505779A2 Dual priority switching apparatus for simplex networks
09/30/1992EP0505695A2 All-node switch - an unclocked, unbuffered, asynchronous, switching apparatus
09/30/1992EP0505658A1 Medium access technique for LAN systems
09/30/1992EP0505656A1 Insert/remove signalling in LAN systems
09/30/1992EP0505601A1 Method for forwarding redundant information packets via redundant switching arrangements
09/30/1992EP0505407A1 Wireless in-building telecommunications system for voice and data communications
09/29/1992WO1992017960A1 Security device for ring network
09/29/1992US5151999 Serial communications controller for transfer of successive data frames with storage of supplemental data and word counts
09/29/1992US5151920 Radio LAN station with improved frame delimiter detection in a spread spectrum environment
09/29/1992US5151900 Chaos router system
09/29/1992US5151898 Synchronized slave station connection apparatus for a data communication network
09/29/1992US5151897 Inter-LAN connection apparatus and inter-LAN connection method
09/29/1992US5151693 Wireless signal transmission system with random access
09/29/1992CA2079479A1 Security device for ring network
09/27/1992WO1992017965A1 ALL MONOLITHIC TRANSCEIVER OPERATIVE FROM A LOW VOLTAGE Vcc DC SUPPLY
09/27/1992CA2076859A1 All monolithic transceiver operative from a low voltage vcc dc supply
09/24/1992DE4108796A1 Data transmission system - has further single wire line for control purposes with appts. connected to it, individual control signals differing in their time duration
09/23/1992EP0505302A1 Authentication protocols in communication networks
09/23/1992EP0505247A1 Station belonging to a ring-shaped communication network
09/23/1992EP0504918A1 A passing cell monitoring device operated using an ATM switching unit
09/23/1992EP0504917A1 A cell broadcast method
09/23/1992EP0504907A2 Communication system
09/23/1992EP0504884A2 Facsimile mail system linked to data communication system
09/23/1992EP0504880A2 Mail center management system
09/23/1992EP0504802A2 Information transmission system between machine master and servo mechanism
09/23/1992EP0504710A1 Cross-point type switch using common memories
09/23/1992EP0504537A1 Method and apparatus for the testing and evaluation of geographically distributed telecommunication networks
09/22/1992US5150365 Communication system for coexistent base band and broad band signals
09/22/1992US5150361 Battery powered communication device
09/22/1992US5150360 Utilization of redundant links in bridged networks
09/22/1992US5150358 Serving constant bit rate traffic in a broadband data switch
09/22/1992US5150356 Dual-ring atm communications system
09/22/1992US5150246 Administration arrangement for local area network architecture
09/17/1992WO1992016080A1 Data packet resequencer for a high speed data switch
09/17/1992WO1992016066A1 Method and apparatus for routing cell messages using delay
09/17/1992DE4108709A1 Empfangskomparator Receiving comparator
09/17/1992DE4108610A1 Senderendstufe Transmitter output stage
09/16/1992EP0504082A1 Arrangement for triggering multiple timers
09/16/1992EP0504067A1 Apparatus and method to manage and communicate information in rented appartments
09/16/1992EP0503921A2 Diagnosing data communication networks
09/16/1992EP0503784A2 Hypothesis and conclusion method to diagnose data communication network
09/16/1992EP0503667A2 A CRC operating method and an HEC synchronizing unit in the ATM switching method
09/16/1992EP0503663A1 Apparatus and method for non-stop switching in asynchronous transfer mode
09/16/1992EP0503560A2 Switch coupled between input and output ports in communication system
09/16/1992EP0503464A2 Optical switching apparatus and switching module for the same
09/16/1992EP0503323A2 Serial bus interface and method
09/16/1992EP0503284A1 A three-stage, at least duplicated ATM-self-routing coupling arrangement
09/16/1992EP0503283A1 A two-stage, at least duplicated, folded ATM-self-routing arrangement with (2nx2n)-coupling multiples
09/16/1992EP0503212A1 Communications network and method of regulating access to the busses in said network
09/16/1992EP0503207A1 Adaptation device and method for efficient interconnection of data processing devices and networks
09/16/1992EP0503170A1 Bus-oriented multiplex system
09/16/1992EP0502873A1 Basic element for the connection network of a fast packet switching node.
09/16/1992CN1018324B Time division switch
09/16/1992CN1018318B Frame removal mechanism for taken ring networks
09/15/1992US5148479 Authentication protocols in communication networks
09/15/1992US5148429 Voice data transmission system and method
09/15/1992US5148428 Modular architecture for very large packet switch
09/15/1992US5148144 Data communication network providing power and message information
09/10/1992DE4106974A1 Quitting system for multi-hop radio network - uses piggyback transmission of implicit quitting information between adjacent stations
09/09/1992EP0502555A2 Communication network system
09/09/1992EP0502497A2 Logical channel setting system for ATM network
09/09/1992EP0502436A2 ATM cell switching system
09/09/1992EP0502423A2 Interprocess message passing method in a distributed digital data system
09/08/1992US5146454 System and method for controlling the access rates of packet switching network stations
09/08/1992US5146452 Method and apparatus for rapidly restoring a communication network
09/08/1992CA1307350C Method and apparatus for automatic loading of a data set in a node of a communication network
09/07/1992CA2061915A1 Network management system repository therefor
09/06/1992CA2062311A1 Logical channel setting system for atm network
09/03/1992WO1992015161A1 Method and apparatus for controlling inter-module communication of messages
09/03/1992WO1992015154A1 Panel display of channel and system status information for multichannel communications device
09/03/1992WO1992015073A1 Hand-held data capture system with interchangeable modules and interactive control circuits
09/03/1992DE4106726A1 Data communication network for motor vehicle - comprises hybrid network with electrical lines between control devices and optical fibres between latter and peripherals
09/02/1992EP0500987A1 Method for detecting terminal addresses in a bridge connecting local area networks
09/01/1992US5144624 Direct digital access telecommunication system with signaling bit detection
09/01/1992US5144622 Network system
09/01/1992US5144619 Common memory switch for routing data signals comprising ATM and STM cells
09/01/1992US5144557 Method and system for document distribution by reference to a first group and particular document to a second group of user in a data processing system