Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
09/1994
09/27/1994US5351286 Method and system for billing an ISDN data user interconnection to the public switched telephone network
09/27/1994US5351243 Monitor for packets on a communications network
09/27/1994US5351239 Digital data transmission system
09/27/1994US5351238 Method of controlling a frame phase of a time-division switch and frame phase variable time-division switch
09/27/1994US5351237 Network system comprising a plurality of lans connected to an ISDN via a plurality of routers, each capable of automatically creating a table for storing router information
09/27/1994US5351236 Multirate, sonet-ready, switching arrangement
09/27/1994US5351234 System for integrated distribution of switched voice and television on coaxial cable
09/27/1994US5351232 Path monitoring system for cross-connect system
09/27/1994US5351146 All-optical network architecture
09/27/1994CA2068976C Arrangement for controlling shared-buffer-memory overflow in a multi-priority environment
09/27/1994CA2053600C Transparent communication of control information through a switching network
09/22/1994DE4408760A1 Knoten mit einer Einrichtung zur Überprüfung der Einrichtung einer Synchronisierung Node comprising means for checking the synchronization means
09/21/1994EP0616482A2 A telecommunication system and a linecard
09/21/1994EP0616455A2 Computer network using data compression
09/21/1994EP0616444A2 Telecommunication system with ranging
09/21/1994EP0616440A1 Optical communication system with multiple fiber monitoring
09/21/1994CN1092580A Signaling channel data transmitting/receiving circuit of a primary multiplexer
09/21/1994CN1092579A Switched circuit connection management over public data networks for wide area networks
09/21/1994CN1092575A Dual connections
09/20/1994US5349640 Option bus adapter
09/20/1994US5349583 Multi-channel token ring
09/20/1994US5349579 Telecommunication switch with programmable communications services
09/20/1994US5349578 Time slot switching function diagnostic system
09/20/1994US5349457 Fiber optic telephone loop network
09/20/1994CA2047949C Dual-ring atm communications system
09/20/1994CA2038519C Basic switching unit for an apparatus used to shuffle digital streams which have been multiplexed by time division of digital tributaries at different rates
09/20/1994CA2030229C Wavelength division switching system with reduced optical components using optical switches
09/16/1994CA2118848A1 Telecommunication system and a main station for use in such a system
09/15/1994WO1994021091A1 Circuit arrangement for integrating edp systems in the use of telephone installations
09/15/1994WO1994021088A2 Optically encoded signals
09/15/1994WO1994021069A1 Label handling in packet networks
09/15/1994WO1994021068A1 Control method and apparatus in atm
09/15/1994DE4307174A1 Lokales Netzwerk Local network
09/15/1994CA2157877A1 Label handling in packet networks
09/14/1994EP0615390A2 Optical switch, optical matrix switch system and method of optimizing system connectivity
09/14/1994EP0615367A1 Cross-connection of communication network
09/14/1994EP0615359A2 Method and apparatus for transmission and reception of a digital signal with stuffing
09/14/1994EP0614590A1 Telematic terminal with full or reduced wanted information bit rate
09/14/1994EP0614585A1 Method and unit for the reconstruction of the correct sequence of atm cells.
09/13/1994US5347576 Line interface unit retrofit circuit
09/13/1994US5347566 Retrofit subscriber loop carrier system with improved performance monitoring and remote provisioning
09/13/1994US5347544 Gain or loss compensation circuit for telephone lines
09/13/1994US5347516 System for access from LAN to ISDN with means for changing between use of packet switch and line switch without interruption of data transmission
09/13/1994US5347513 Fast operating program controlled digital uniswitch
09/13/1994US5347512 Telecommunication system with delay data buffer and method
09/13/1994US5347511 Traffic management in packet communications networks
09/13/1994US5347270 Method of testing switches and switching circuit
09/13/1994US5347227 Clock phase adjustment between duplicated clock circuits
09/08/1994DE4406354A1 Circuit arrangement for the integration of EDP systems with the use of telephone systems
09/08/1994DE4330031A1 Circuit arrangement for integration of EDP systems with the use of telephone systems
09/07/1994EP0614325A1 ATM-net for a communication system
09/07/1994EP0614324A2 Multiprocessing system for assembly/disassembly of asynchronous transfer mode cells
09/07/1994EP0614323A1 Method and apparatus for transmitting a high bit rate data flow over N independent digital communication channels
09/07/1994EP0614296A2 ATM local area network
09/07/1994EP0614291A1 All-optical network architecture
09/07/1994CN1091878A Identification of data packets
09/06/1994US5345558 Topology independent broadcast of cells in an ATM network or the like
09/06/1994US5345451 Cyclic redundancy check operating method and a head error checker synchronizing unit in an asynchronous transfer mode switching process
09/06/1994US5345446 Establishing telecommunications call paths in broadband communication networks
09/06/1994US5345445 Establishing telecommunications calls in a broadband network
09/06/1994US5345444 Chuted, growable packet switching arrangement
09/06/1994US5345443 In a digital telecommunications network switching system
09/06/1994US5345442 Multi-highway system of digital exchange and digital exchange having the multi-highway system
09/06/1994US5345441 Hierarchical path hunt for multirate connections
09/06/1994US5345438 Transmission device capable of readily controlling active and backup sections
09/06/1994US5345229 Adaptive switching apparatus for multi-stage networks
09/06/1994US5345228 Very large scale modular switch
09/06/1994CA2056644C Interprocessor switching network
09/06/1994CA2018068C Distribution mechanism for establishing communications between user interfaces of a communication system
09/01/1994DE4306032A1 Circuit arrangement for electro-optical changeover to standby during operation in communications systems
08/1994
08/31/1994EP0613316A2 Packet switching resource management within nodes
08/31/1994EP0613315A2 Device and procedure for line data transmission
08/31/1994EP0613313A2 Telecommunications switch with integral feature installation capability
08/31/1994EP0613282A1 Circuit arrangement for setting up conference connections in a digital time multiplex exchange
08/31/1994EP0613279A2 Method for data extraction on a two-wire telephone line with digital data traffic and device for execution of this method
08/31/1994EP0613278A1 Calling terminal controlled call coverage
08/31/1994EP0613273A2 Packet switching system
08/31/1994EP0613272A2 Resynchronization of asynchronous transfer mode (ATM) switch fabric
08/31/1994EP0613265A1 Multiplexing arrangement for data packets
08/31/1994EP0195786B2 Telephone switching system adjunct call processing arrangement
08/30/1994US5343468 Method and circuit arrangement for transmitting a continuous bit stream upon involvement of an ATM network
08/30/1994US5343467 Space/time switching element having input/output circuits each separately switchable between two or more bit rates
08/30/1994US5343462 Fault notifying system for asynchronous transfer mode communication system
08/30/1994US5343194 Methods and system for immediately connecting and reswitching digital cross-connect networks
08/30/1994CA1331802C Modularly structured digital communications system having operations-oriented and security-oriented components
08/30/1994CA1331800C Time and wavelength division switching system
08/30/1994CA1331799C Additive pcm speaker circuit for a time shared isdn conference arrangement
08/27/1994CA2116401A1 Communications installation core asynchronous switching network
08/25/1994DE4343456A1 Arrangement and method for line-based digital communications
08/25/1994DE4325354C1 Method and arrangement for outputting digital speech signals
08/25/1994DE4317367C1 Switching network for a digital time-division multiplex telephone exchange
08/24/1994EP0612193A2 Optical local area network and optical subscriber switch
08/24/1994EP0612174A2 A wide area network (WAN) arrangement
08/24/1994EP0612173A1 Bitrate reservation in a ATM network
08/24/1994EP0612172A1 Opto-electronic satellite centre for connecting optical subscriber-lines to an ATM network
08/24/1994EP0612171A2 Data queueing apparatus and ATM cell switch based on shifting and searching
08/24/1994EP0612165A1 Rapidly tunable integrated optical filter
08/24/1994EP0612125A2 Rapidly tunable integrated laser
08/24/1994EP0611507A1 Switching method and apparatus for satellite communication system
08/24/1994EP0477180B1 Key allocation in public communications systems taking account of security gradations