Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
11/1993
11/11/1993WO1993022885A1 Process for organising control data for control procedures taking place between at least one terminal and a shared central station in communication systems
11/11/1993WO1993022884A1 Auxiliary-exchange communications installation
11/11/1993WO1993022864A1 Digital switching system connecting buses with incompatible protocols and telephone answering system and private automatic branch exchange with integrated voice and textual message recording
11/11/1993WO1993022860A1 Digital switching system interconnecting buses with incompatible protocols
11/11/1993WO1993022859A1 Method and device for configuration of a time-space-time cross-connection at occasions when the need of cross-connexion changes and use thereof
11/11/1993WO1993022858A1 Cross-connection architecture for sdh-signals comprising time- and space division switch groups
11/11/1993WO1993022856A1 Synchronization of sdh signals
11/11/1993WO1993022728A1 A method and a system to transfer digital signals between a digital signal processor and peripheral circuits connected to it
11/10/1993EP0569260A2 Error performance monitoring system for digital exchange circuit
11/10/1993EP0569172A2 Improved controller for input-queued packet switch
11/10/1993EP0568794A2 Multistage switch for optical signals
11/10/1993EP0568550A1 Method of controlling a switching device.
11/09/1993US5260991 Facsimile apparatus
11/09/1993US5260989 Method and system for enhanced data transmission in a cellular telephone system
11/09/1993US5260978 Synchronous residual time stamp for timing recovery in a broadband network
11/09/1993US5260977 Communication terminal equipment
11/09/1993US5260970 In a communication system
11/09/1993US5260937 Power conserving technique for a communications terminal time slot interchanger
11/09/1993US5260935 Data packet resequencer for a high speed data switch
11/09/1993US5260783 Layered DCT video coder for packet switched ATM networks
11/09/1993CA2072898C Flexible interface system for interfacing different complements of port circuits to a pcm telephony switching system
11/09/1993CA2020212C System for controlling data transmission in atm switching network
11/03/1993EP0568454A1 Automatically configurable optical system for connecting subscriber installations to a switching centre in a telecommunications network
11/03/1993EP0568453A1 Optical system for connecting subscriber installations to the switching centre of a telecommunications network providing interactive and non-interactive services
11/03/1993EP0568447A1 Drop insertion multiplexer
11/03/1993EP0568241A2 Network for establishing multiple digital channels on-demand
11/03/1993EP0568046A2 Image coding/decoding apparatus
11/03/1993EP0567771A2 Method, transmitter and receiver for the transmission of information with a variable traffic flow and a central station for the coordination of the different senders and receivers
11/03/1993EP0567711A1 Support to connectionless services in ATM network using partial connections
11/03/1993EP0471677B1 An information transmission system
11/03/1993CN1078081A Digital bit oriented switch, general digital switch and pcmtransmission system
11/03/1993CN1078080A Hybrid fiber in the loop telephony system
11/02/1993US5259027 Dial restoral method for digital circuits
11/02/1993US5258978 Space-division switching network having reduced functionality nodes
11/02/1993US5258977 Switching network for an asynchronous time-division multiplex transmission system
10/1993
10/31/1993CA2095209A1 Optical system for connecting suscriber installations to a telecommunications network switching centre providing interactive and non-interactive services
10/31/1993CA2095204A1 Automatically configurable optical system for connecting subscriber installations to a telecommunications network switching centre
10/28/1993WO1993021719A1 Method of structuring a b-field format in a dect-standard system
10/28/1993WO1993021706A1 Optical processing system
10/27/1993EP0567204A1 Method and circuit for monitoring digital periodical signals
10/27/1993EP0566962A2 Method for monitoring virtual connections in digital telecom networks
10/27/1993CN1077832A A combined terminal adapter for smds and frame relay high speed data services
10/26/1993US5257410 Communication device with ISDN interface
10/26/1993US5257311 System for monitoring ATM cross-connecting apparatus by inside-apparatus monitoring cell
10/26/1993US5257260 Expanding switching capability of a time division communication system by multiplexing groups of circuits into successions
10/26/1993US5256958 Concentrator-based growable packet switch
10/20/1993EP0566242A1 Remotely initiated telemetry calling system
10/20/1993EP0566241A2 Errorless line protection switching in asynchronous transfer mode (ATM) communications systems
10/20/1993EP0565890A2 Method and system for the transmission of a data signal in a VC-12-container in transmission channels
10/20/1993EP0565739A1 Procedure for the allocation of timeslots in a passive optical network
10/20/1993CN1077581A Single point multiple address radio telephone stystem with digital processing
10/19/1993US5255332 NxN Optical crossbar switch matrix
10/19/1993US5255317 ISND (Integrated Services Digital Network) and POTS (Plain Old Telephone
10/19/1993US5255265 Controller for input-queued packet switch
10/19/1993US5255264 Distributed control switching network for multi-line telephone communications
10/19/1993CA2032597C Method of processing the signalling information within configurable multiplexers
10/19/1993CA2006102C Communication switching system
10/19/1993CA1323414C Automatic administration of a telecommunication system
10/14/1993WO1993020635A1 Network interfacing method and a network interface for a digital transmission network
10/14/1993WO1993020509A1 Programme-controlled isdn switching system with a program module constructed in accordance with the principles of object-oriented programming for the handling of switched calls
10/13/1993EP0565472A2 Method and apparatus for sharing a telecommunications channel among multiple users
10/13/1993EP0565203A2 Multiplexer for time slot data
10/13/1993EP0564627A1 Method for handling data transmission frames of variable length with a channel controller and for writing them to a cyclic buffer memory.
10/13/1993EP0494170B1 Switching node for a communications switching network
10/12/1993US5253273 ISDN "S" signal detection and display apparatus
10/12/1993US5253250 Routing and switching of high-speed optical data with the header transmitted on a subcarrier frequency
10/12/1993US5253094 Optical interconnection network
10/12/1993CA2036756C High-speed time-division switching system
10/12/1993CA2002689C Remote agent operation for automatic call distributors
10/06/1993EP0564215A2 Band width allocation on DPNSS networks
10/06/1993EP0564063A1 Termination unit with maintenance facility
10/06/1993EP0563936A1 Frame synchronization circuit for digital communication system
10/06/1993EP0563511A2 Decoder for data-streams in a synchronous digital hierarchical system
10/05/1993US5251313 Method of bit rate adaption using the ECMA 102 protocol
10/05/1993US5251254 Control of incoming and outgoing calls in a key system
10/05/1993US5251217 Time-division multiplex information transmission system having a variable structure
10/05/1993US5251209 Prioritizing attributes in integrated services networks
10/05/1993US5251207 Combined terminal adapter for SMDS and frame relay high speed data services
10/05/1993US5251204 Transmission test system in a broadband ISDN
10/05/1993US5250943 GVT-NET--A Global Virtual Time Calculation Apparatus for Multi-Stage Networks
09/1993
09/30/1993WO1993019559A1 Atm radio network
09/30/1993WO1993019555A1 Remotely initiated telemetry calling system
09/30/1993WO1993019551A1 Methods and devices for prioritizing in handling buffers in packet networks
09/30/1993WO1993019550A1 A method of grouping links in a packet switch
09/30/1993WO1993019544A1 Packet reassembly method and apparatus
09/30/1993WO1993019540A1 Process for allotting transmission time slots in a passive optical network
09/30/1993DE4210137A1 Programmgesteuertes ISDN-Vermittlungssystem mit einem nach Prinzipien objektorientierter Programmierung erstellten Programmodul zur Behandlung von Wählverbindungen Programmatically ISDN switching system prepared in accordance with principles of object-oriented programming, program module for the treatment of dial-up connections
09/30/1993CA2117534A1 A method of grouping links in a packet switch
09/29/1993EP0562221A1 Video decoder
09/29/1993EP0562184A1 Multicast packet generation device for a packet switching telecommunication system
09/28/1993US5249185 Voice packet assembling/disassembling apparatus
09/28/1993CA2092785A1 Video decoder
09/28/1993CA1322590C Multimedia bidirectional broadcast system
09/27/1993CA2132854A1 Process for allotting transmission time slots in a passive optical network
09/23/1993DE4308937A1 Selector switching stage for parallel processing of information - has adder circuit that modifies target addresses to assign correct value dependent upon input point
09/23/1993DE4209041A1 Special-service peripheral equipment for digital communication network - is operated by modular controls managing switch matrix connections between peripheral devices and service channels
09/22/1993EP0561649A2 Electronic conference system
09/22/1993EP0561490A2 Method for establishing wideband communications through a time division switching system
09/22/1993EP0561359A2 High bit rate cell switching element in CMOS technology
09/22/1993EP0560824A1 A method and arrangement for optical switching