Patents for H04L 12 - Data switching networks (448,999)
05/1995
05/23/1995US5418812 Radio network initialization method and apparatus
05/23/1995US5418793 Method and apparatus for testing a complex entity
05/23/1995US5418788 Data link terminator
05/23/1995US5418786 Asynchronous transfer mode (ATM) method and apparatus for communicating status bytes in a manner compatible with the utopia protocol
05/23/1995US5418785 Multiple-channel token ring network with single optical fiber utilizing subcarrier multiplexing with a dedicated control channel
05/23/1995US5418784 Method and apparatus for use in a network of the ethernet type, to improve fairness by controlling the interpacket gap in the event of channel capture
05/23/1995US5418781 Architecture for maintaining the sequence of packet cells transmitted over a multicast, cell-switched network
05/23/1995US5418780 Routing logic means for a communication switching element
05/23/1995US5418779 Communications network
05/23/1995US5418777 Modified leaky bucket method
05/23/1995US5418721 Control device for transmission of supervisory control data in vehicle
05/23/1995US5418684 Hand-held data capture system with interchangeable modules
05/23/1995US5418526 Slave bus controller circuit for class A motor vehicle data communications
05/23/1995US5418334 Relative position tracer lamp indicator
05/20/1995CA2109534A1 Interface device
05/18/1995WO1995013676A1 Communication system with a network comprising an administrative unit
05/18/1995WO1995013633A1 Adaptable communications connectors
05/18/1995DE4436677A1 Method and device for transmitting data blocks of large objects in a teleconference system
05/18/1995DE4339122A1 Controlling access to redundant transmission channels in bus system
05/18/1995DE4339046A1 Controlling access to redundant transmission channels in bus system
05/17/1995EP0660955A4 A device with host indication combination.
05/17/1995EP0653896A2 Information processing apparatus for multiplex transmission of signals for arbitration and signals for data transfer
05/17/1995EP0653866A2 Resolution of race conditions in cascaded switches
05/17/1995EP0653865A2 Medium access control protocol for wireless communication
05/17/1995EP0653864A2 Predictive collision avoidance method and apparatus for wireless communications
05/17/1995EP0653863A2 Arbitration apparatus and method for controlling the access to a network
05/17/1995EP0653862A1 Method and system for intuitive graphic distribution of electronic mail items within a data processing system
05/17/1995EP0653856A1 Method and apparatus for evaluating the quality of a communications network installed in a motor vehicle
05/17/1995EP0653142A1 Telecommunications switch architecture.
05/17/1995EP0653132A1 Local or/and transit exchange for a broadband communication network.
05/17/1995EP0625293A4 Distributed supervisory control and data acquisition system.
05/17/1995EP0606396A4 A radio frequency local area network.
05/17/1995EP0605418A4 Atms/pos based electronic mail system.
05/16/1995US5416842 Method and apparatus for key-management scheme for use with internet protocols at site firewalls
05/16/1995US5416833 Method and apparatus for provisioning a public switched telephone network
05/16/1995US5416777 Communication network
05/16/1995US5416775 Method for improving the transmission of information in the form of data packets, in accordance with a distributed queuing protocol
05/16/1995US5416773 Switching element having central memory for switching narrowband and broadband signals
05/16/1995US5416771 Signaling method for packet network and system
05/16/1995US5416769 Controlled-feedback packet switching system
05/16/1995US5415657 Percutaneous vascular sealing method
05/16/1995CA2135717A1 Communication system for control applications
05/16/1995CA2024583C Method for monitoring, by means of a monitoring device, a downstream transmission medium containing a multiplicity of virtual, asynchronously time-shared transmission channels
05/16/1995CA2023616C Switch and its protocol for making dynamic connections
05/16/1995CA1335610C Communication switching element
05/16/1995CA1335609C Communication switching element
05/11/1995WO1995012957A1 Radio personal communications system
05/11/1995WO1995012946A1 Configurable network interface controller
05/11/1995WO1995012942A1 A communication network providing wireless and hard-wired dynamic routing
05/11/1995WO1995012936A1 A method and apparatus for locating a digital control channel in a radiocommunication system
05/11/1995WO1995012935A1 Automatic retransmission request
05/11/1995WO1995012934A1 Layer 2 protocol in a cellular communication system
05/11/1995WO1995012933A1 A message transmission system and method for a radiocommunication system
05/11/1995WO1995012932A1 Enhanced sleep mode in radiocommunication systems
05/11/1995WO1995012931A1 Digital control channels having logical channels for multiple access radiocommunication
05/11/1995WO1995012930A1 A method for communicating in a wireless communication system
05/11/1995WO1995010910A3 Server/client architecture and method for multicasting on a computer network
05/11/1995DE4434469A1 Local area computer network
05/11/1995DE4338023A1 Electronic radio information system
05/11/1995DE4337924A1 Apparatus for enabling multiple connection of data-processing terminals, in particular Ethernet hub
05/11/1995CA2309374A1 A message transmission system and method for a radiocommunication system
05/11/1995CA2309314A1 A method and system for indicating acknowledgement of a received message in a radio communication system
05/11/1995CA2287015A1 A method and apparatus for locating a digital control channel in a radiocommunication system
05/11/1995CA2175700A1 A communication network providing wireless and hard-wired dynamic routing
05/10/1995EP0652685A2 Asynchronous transfer mode switching device
05/10/1995EP0652684A2 Device for the implementation of ATM protocol layer functions in a B-ISDN network
05/10/1995EP0652683A2 A frame relay apparatus and a relay method
05/10/1995EP0652682A2 Circuit for determining the occurrence of control signals sent to a microprocessor system
05/10/1995EP0652680A2 Method for communicating in a wireless communication system
05/10/1995EP0652662A1 Waiting queues arrangement to be used at the input stage of a non-blocking space-switching matrix
05/10/1995EP0652661A2 Cryptographic and scrambling system utilising a shared medium passive optical network
05/10/1995EP0652655A1 Transmission system
05/10/1995EP0652519A2 Monitoring of data stream connections in a computer network
05/10/1995EP0652504A1 Method and apparatus for determining if a data packet is addressed to a computer within a network
05/10/1995EP0651927A1 Method for forwarding a signal-cell flow along a multiplicity of parallel junction lines while maintaining the cell sequence.
05/10/1995EP0651925A1 Frequency hopping time-diversity communications systems and transceivers for local area networks
05/10/1995EP0651924A1 Method for the cellization and the decellization of tributary units in a stm-1 frame of a telecommunication system of the synchronous digital hierarchy type (sdh).
05/09/1995US5414833 Network security system and method using a parallel finite state machine adaptive active monitor and responder
05/09/1995US5414817 Adapter unit for connecting a mobile computer to a network and for simulating the presence of the mobile computer when the mobile computer is not present
05/09/1995US5414813 Direct transfer from a receive buffer to a host in a token-passing type network data transmission system
05/09/1995US5414812 System for using object-oriented hierarchical representation to implement a configuration database for a layered computer network communications subsystem
05/09/1995US5414731 Command set and procedure for synchronization of frequency hopping control clocks
05/09/1995US5414717 Multiplex communication control apparatus
05/09/1995US5414713 Apparatus for testing digital electronic channels
05/09/1995US5414712 Method for transmitting data using a communication interface box
05/09/1995US5414709 Circuit for generating a configuration signal for a network system
05/09/1995US5414708 Method and apparatus for connecting nodes for a computer network
05/09/1995US5414707 Broadband ISDN processing method and system
05/09/1995US5414705 Resequencing device for a node of a cell switching system
05/09/1995US5414704 Address lookup in packet data communications link, using hashing and content-addressable memory
05/09/1995US5414703 Asynchronous cell switch
05/09/1995US5414702 Packet disassembler for use in a control unit of an asynchronous switching system
05/09/1995US5414701 Method and data structure for performing address compression in an asynchronous transfer mode (ATM) system
05/09/1995US5414700 Negotiation protocol for establishment of full duplex communication on a token ring network
05/09/1995US5414698 Method of communication
05/09/1995US5414697 Data transmission control system
05/09/1995US5414696 Cell exchanging apparatus
05/09/1995US5414694 Address tracking over repeater based networks
05/09/1995US5414415 Cross-connect apparatus capable of avoiding a superfluous detour route therein
05/09/1995US5413411 Local network, in particular for a control and self-monitoring system of an electrical apparatus