Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
08/1994
08/23/1994US5341474 Communications architecture and buffer for distributing information services
08/23/1994US5341430 Device for effecting a modification in a stream of transmission cells
08/23/1994US5341418 ISDN terminal adapter for access from analog signal equipment of four-wire full duplex type to ISDN
08/23/1994US5341377 ISDN terminal, ISDN terminal communication system, and method for controlling ISDN terminals
08/23/1994US5341373 Congestion relieving system in a communication system
08/23/1994US5341370 Data transfer between high bit rate buses via unshielded low bit rate bus
08/23/1994US5341369 Multichannel self-routing packet switching network architecture
08/23/1994US5341368 Digital switching system interconnecting buses with imcompatible protocols
08/23/1994US5341366 Connection admission control system
08/23/1994US5341364 Distributed switching in bidirectional multiplex section-switched ringtransmission systems
08/23/1994US5341234 Self-routing network using optical gate array driven by control voltages coincidental with packet header pulses
08/23/1994CA2116053A1 Multiplexing arrangement
08/23/1994CA2045797C Wavelength-time-space division switching system
08/23/1994CA2026789C Power feed circuit for digital communications terminal equipment
08/20/1994CA2112915A1 Wide area network (wan) arrangement
08/19/1994CA2115880A1 Photo-electronic technology satellite centre for connecting optical subscriber lines to an asynchronous transfer mode telecommunications network
08/18/1994WO1994018770A1 A method for handling redundant switching planes in packet switches and a switch for carrying out the method
08/18/1994WO1994018769A1 A method for handling redundant switching planes in packet switches and a packet switch for carrying out the method
08/18/1994WO1994018766A1 High-speed packet bus
08/18/1994WO1994018137A1 Surface modified particles and method of making the same
08/18/1994DE4309778C1 Method and arrangement for inserting a 34 Mbit/s signal into D39 pulse frames
08/18/1994DE4304195A1 Switching device for integrated-service and specific-service networks
08/18/1994CA2156052A1 A method for handling redundant switching planes in packet switches and a switch for carrying out the method
08/18/1994CA2156051A1 A method for handling redundant switching planes in packet switches and a packet switch for carrying out the method
08/17/1994EP0611014A2 A communications device
08/17/1994EP0610672A2 Time division switch
08/17/1994EP0385986B1 Method of processing calls
08/16/1994US5339414 Data processing system including linked functional units
08/16/1994US5339371 Optical interconnection networks and processes
08/16/1994US5339355 Modem pooling system for communicating between a telephone and a plurality of data terminals
08/16/1994US5339318 VPI and VCI assignment system in ATM system
08/16/1994US5339317 Packet communications network and communications method
08/16/1994US5339314 Packet data transmission unit having occupied, idle, and released states therefor
08/16/1994US5339311 Data packet resequencer for a high speed data switch
08/16/1994US5339310 Switching apparatus for switched network of asynchronous transfer mode
08/16/1994US5339308 Signal size judging apparatus
08/16/1994US5339186 Optical data packet compressor/decompressor
08/16/1994US5339177 Incoherent/coherent source array for multiplexed holographic recording and readout
08/16/1994US5339157 Rapidly tunable integrated optical filter
08/14/1994CA2115487A1 Optical local telecommunication network and optical subscriber exchange
08/10/1994EP0610106A1 Signaling processing system for joint support of circuit mode in a telecommunications installation
08/10/1994EP0609936A2 Identification of a data stream transmitted as a sequence of packets
08/10/1994EP0609869A1 Fault-tolerant adaptive communication switching method
08/10/1994EP0609692A2 ATM cell assembling/disassembling system
08/10/1994EP0609654A2 Burst band-width reservation method in an asynchronous transfer mode (ATM) network
08/10/1994EP0609570A1 Randomizer and use of the same for contention resolution
08/10/1994CN1090702A Large capacity blockless high speed digital switched networks
08/10/1994CN1090693A Method for influencing signalization by use of terminal of communication system
08/09/1994US5337348 Modem pooling system for communicating between a telephone and a plurality of data terminals
08/09/1994US5337313 Method and apparatus for preserving packet squencing in a packet transmission system
08/09/1994US5337308 Low delay ATM switching system using idle cells stamped with reference time
08/09/1994US5337307 Method of tracing virtual path operation information and apparatus applied thereto
08/09/1994US5337306 Digital tandem channel unit interface for telecommunications network
08/09/1994US5337045 Pattern generator
08/09/1994CA1331398C Communication channel ownership arrangement
08/09/1994CA1331397C Call appearance reservation arrangement
08/09/1994CA1331396C Call service initialization arrangement
08/04/1994WO1994017617A1 Controlled access atm switch
08/04/1994WO1994017614A1 Switch protection arrangement
08/04/1994DE4302723A1 Pre-acting appts. for switching on analog telecommunication installation
08/04/1994CA2154781A1 Switch protection arrangement
08/03/1994EP0609137A1 Device for cross-mapping between synchronous and asynchronous transmission formats
08/02/1994US5335232 Data exchange capable of minimizing loss of a data block
08/02/1994US5335223 Pointer processing circuit in sonet system
08/02/1994US5335222 Traffic control system for asynchronous transfer mode exchange
08/02/1994US5335105 High speed communications interface protection system
08/02/1994CA2061850C Rotating-access atm-stm packet switch
08/02/1994CA2036683C Method and apparatus for detecting a transmitted control code for initiating a latching loopback test procedure
08/02/1994CA2008422C Special service call routing
08/02/1994CA1331228C Synchronous protocol data formatter
08/02/1994CA1331215C Resource-decoupled architecture for a telecommunications switching system
07/1994
07/28/1994DE4321775C1 Transfer procedure for message cells while establishing multi-cast communication link
07/27/1994EP0608170A1 Videophone method and terminal allowing intercepting and occasional calling by a telephone apparatus
07/27/1994EP0607673A2 Asynchronous transfer mode (ATM) switch fabric
07/27/1994EP0607672A2 Asynchronous transfer mode (ATM) payload synchronizer
07/26/1994US5333219 Asymmetric Y-branch optical device
07/26/1994US5333189 Communications protocol for switching systems
07/26/1994US5333135 Identification of a data stream transmitted as a sequence of packets
07/26/1994US5333134 Connection hold control system
07/26/1994US5333132 Connecting apparatus for plural channel digital communication network
07/26/1994CA2027813C Method and apparatus for controlling a digital crossconnect system from a switching system
07/26/1994CA2015480C Optical interconnect arrangement
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
07/21/1994WO1994016528A1 Telecommunication switch with programmable communications services
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
07/20/1994EP0606837A2 Multimedia packet communication system
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
07/20/1994EP0606682A1 Method of standby connection in a telecommunications network
07/20/1994EP0606582A1 Centrally controlled digital time division multiplex telephone exchange
07/19/1994US5331667 Telephone exchange apparatus with communication line clocking
07/19/1994US5331640 Communication device between a digital network and a telematic equipment
07/19/1994US5331639 Method and apparatus for frame phase conversion of signal having frame structure
07/19/1994US5331632 Expandable time slot interchanger
07/19/1994US5331629 System for connecting ISDN tie line via ISDN office line
07/19/1994US5331509 Modular notebook computer having a planar array of module bays and a pivotally attached flat-panel display
07/19/1994CA2031935C High-speed synchronous transmission line access terminal
07/16/1994CA2113536A1 Video process and terminal for receiving and eventually transmitting calls via a telephone set