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)
11/1995
11/30/1995WO1995032595A1 Communications protocol for remote data generating stations
11/30/1995WO1995032571A1 Method for preventing circular routing in a telecommunication network
11/30/1995WO1995032570A1 Method and equipment for prioritizing traffic in an atm network
11/30/1995WO1995032569A2 Method for monitoring the condition of an interconnection network
11/30/1995WO1995032568A1 Optical packet processing
11/30/1995WO1995032567A1 Apparatus for exchanging data between a central station and a plurality of wireless remote stations
11/30/1995WO1995032566A1 A method of dynamically allocating time slots on a packet data communications channel
11/30/1995WO1995032565A1 Method for dynamically allocating communication channel bandwidth between competing applications
11/30/1995WO1995027977A3 Method of transmitting timing-critical data via an asynchronous channel
11/30/1995DE4418622A1 Determining transmission rate in bus system
11/29/1995EP0684747A2 Switched optical interconnect
11/29/1995EP0684740A2 Timing recovery for variable bit-rate video on asynchronous transfer mode (ATM) networks
11/29/1995EP0684721A2 Data bus communication
11/29/1995EP0684719A1 Method and apparatus for transmission of high priority traffic on low speed communication links
11/29/1995EP0684717A2 Communication control system based on the asynchronous transfer mode
11/29/1995EP0684716A1 A data communication network and method for operating said network
11/29/1995EP0684715A2 Communication system capable of preventing dropout of data block
11/29/1995EP0684714A2 Intra-premises communication system
11/29/1995EP0683964A1 Device and method for cell processing in cell relay nodes
11/29/1995EP0683963A1 Apparatuses and mobile stations for providing packet data communication in digital tdma cellular systems
11/29/1995EP0683951A1 Multimedia distribution system
11/29/1995EP0683949A1 A method for handling redundant switching planes in packet switches and a switch for carrying out the method
11/29/1995EP0683948A1 A method for handling redundant switching planes in packet switches and a packet switch for carrying out the method
11/29/1995EP0683947A1 Method and apparatus for reducing the transmission of repetitive broadcast datagrams over communication links.
11/29/1995EP0683945A1 Method for adaptive smoothing delay for packet voice applications
11/29/1995EP0683910A1 Communication bus system and station for use in such system
11/29/1995EP0674787A4 Virtual printer.
11/29/1995CN1112771A Media error code generation as for a inverse transport processor
11/28/1995US5471670 Method for determining communciation resource handoffs
11/28/1995US5471623 Lambda network having 2m-1 nodes in each of m stages with each node coupled to four other nodes for bidirectional routing of data packets between nodes
11/28/1995US5471617 Computer management system and associated management information base
11/28/1995US5471510 Asynchronous transfer mode digital telecommunication network terminal equipment synchronization device
11/28/1995US5471474 Communications highway network system
11/28/1995US5471472 Network multiplexer
11/28/1995US5471471 Signal communication method and apparatus
11/28/1995US5471470 Computer-based multifunction personal communications system
11/28/1995US5471469 Method of resolving media contention in radio communication links
11/28/1995US5471468 Square switching architecture
11/28/1995US5471467 Routing logic means and method for distributing a packet among network nodes
11/28/1995US5471466 Method and apparatus for ATM cell alignment
11/28/1995US5471465 Exchange having overdimensioned digital switching network
11/28/1995US5471461 Digital communication network with a moderator station election process
11/28/1995US5471460 ATM switching system with unit switch selecting function for avoiding faulty unit switch
11/28/1995US5471459 Method and apparatus for supervising access and protecting against unauthorized access in a communication metwork
11/28/1995US5471399 Network management system and network status display method
11/28/1995US5471318 Multimedia communications network
11/28/1995US5471190 Method and apparatus for resource allocation in a communication network system
11/28/1995CA2019067C Ring network switching control device
11/28/1995CA1337664C Packet switches, switching methods, protocols and networks
11/23/1995WO1995031879A2 Control of handover and transmission power control of mobile station in a mobile telecommunications system
11/23/1995WO1995031878A1 Method and arrangement for high-speed data transmission in a tdma mobile telecommunications system
11/23/1995WO1995031875A1 Method and apparatus for operating a multicast system on an unreliable network
11/23/1995WO1995027978A3 Recording and reproducing an mpeg information signal on/from a record carrier
11/23/1995DE4434724C1 Information cell handling for asynchronous transfer mode communications device
11/23/1995DE4417286A1 ATM buffer circuit data read-out method
11/22/1995EP0683620A1 Method and apparatus for transmission of asynchronous data over a synchronous bus
11/22/1995EP0683619A2 Method and apparatus for the diversion of a communication cell stream to an alternative path
11/22/1995EP0683573A2 Cordless modem system having multiple base and remote stations which are interusable and secure
11/22/1995EP0682834A1 Intelligent broadband communication system and method
11/22/1995EP0682833A1 Flow control by evaluating network load.
11/22/1995EP0682829A1 A message transmission system and method for a radiocommunication system
11/22/1995EP0682790A1 Method and system for synchronizing encoders and decoders in communication networks when errors are detected
11/22/1995EP0441960B1 No-owner frame and multiple token removal for token ring networks
11/22/1995CN1112345A Method for communicating in a wireless communication system
11/22/1995CN1112323A Switching device and switching system using plurality of such switching devices
11/22/1995CN1112322A Reconfigurable switching network
11/22/1995CN1112321A Atm通信系统 Atm communication system
11/22/1995CN1112320A Polishing circuit and polishing method
11/21/1995US5469543 Policing circuits arranged in matrix array for selectively transferring virtual path identifier (VPI) responsive to either VPI or service class identifier (SCI) threshold value
11/21/1995US5469502 Telecommunication system for selecting optimum transfer rate
11/21/1995US5469446 Method of processing packets
11/21/1995US5469441 Digital telephone communication system including an exchange and a service station connected thereto for supplying programming information to user stations by way of the B channels of the system
11/21/1995US5469440 Communications network and method
11/21/1995US5469439 Two priority fair distributed round robin protocol for a network having cascaded hubs
11/21/1995US5469438 Method of transmitting signals in an extendible local area network
11/21/1995US5469437 Network chip with auto sensing and reconfiguration
11/21/1995US5469436 Polling-type digital communications system having pseudo-balanced mode
11/21/1995US5469434 Distributed frame processing for time division multiplexing
11/21/1995US5469433 System for the parallel assembly of data transmissions in a broadband network
11/21/1995US5469432 High-speed digital communications network
11/21/1995US5469428 Loop-back system in a dual ring network
11/21/1995US5469283 Optical system for connecting customer premises networks to a switching center of a telecommunication network providing interactive and non-interactive services
11/21/1995US5469150 Sensor actuator bus system
11/21/1995US5468950 Chromatic ranging method and apparatus for reading optically readable information over a substantial range of distances
11/21/1995US5468947 Hand-held data processing system
11/21/1995CA2055071C Serial network topology generator
11/21/1995CA2038592C Synchronization circuit
11/21/1995CA2036603C Apparatus and method for time multiplexing a resource among a plurality of entities
11/16/1995WO1995031077A1 Method of accessing a packet in a cellular digital radio system
11/16/1995WO1995031072A2 An improved modem to support multiple site call conferenced data communications
11/16/1995WO1995031060A1 Method for transmitting data packets based on message type
11/16/1995WO1995031059A1 An improved network architecture to support multiple site real-time video games
11/16/1995WO1995031058A1 Method for efficient aggregation of link metrics
11/16/1995WO1995031057A1 Method, system and apparatus for telecommunications control
11/16/1995DE4416795A1 Redundant-configurable data transfer system for programmable controller in industrial process
11/16/1995DE4416598A1 Securing telecommunication connection against unauthorised use
11/15/1995EP0682432A2 Asynchronous transfer mode switch architecture
11/15/1995EP0682431A1 A ring network system
11/15/1995EP0682430A2 Data transmission system and method
11/15/1995EP0682429A2 A method and apparatus for executing a distributed algorithm or service on a simple network management protocol based computer network
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