Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
04/1997
04/08/1997US5619498 Flag field-based routing mechanism for fiber optic telecommunication system employing STS-based transmission format containing asynchronous transfer mode cells
04/08/1997US5619496 Integrated network switch having mixed mode switching with selectable full frame/half frame switching
04/08/1997US5619490 Line set-up system
04/08/1997US5619489 Hand-held telecommunication tester
04/08/1997US5619360 Optical processing in asynchronous transfer mode network
04/08/1997US5619359 Optoelectronic apparatus
04/08/1997US5619252 Video telephone system and method for transmitting and receiving signals when there is a failure in the system
04/08/1997CA2104755C Multirate, sonet-ready, switching arrangement
04/07/1997CA2187102A1 Bursty traffic multiplexing arrangement and method for shaping and multiplexing bursty input flows
04/03/1997WO1997012494A1 An asymmetric switch architecture for use in a network switch node
04/03/1997WO1997012492A1 A method of allocating resources efficiently in a communication system which does not permit switching in real time
04/03/1997WO1997012462A1 Process for fetching out error statistics data
04/03/1997WO1997012458A1 Clock selector system
04/03/1997WO1997012457A2 Operation and maintenance of clock distribution networks having redundancy
04/03/1997WO1997003549A3 Prioritized access to shared buffers
04/03/1997DE19536575A1 Electromagnetic and/or acoustic output signal generating device
04/03/1997CA2233069A1 Operation and maintenance of clock distribution networks having redundancy
04/03/1997CA2232472A1 Clock selector system
04/02/1997EP0766493A2 Video telephony call connection
04/02/1997EP0766489A2 Method for call establishment and rerouting in mobile computing networks
04/02/1997EP0766427A2 Office communication system
04/02/1997EP0766426A2 Medium access control and air interface subsystem for an indoor wireless ATM network
04/02/1997EP0766421A2 Method for detection of a path trace or a section trace in SDH signals
04/02/1997EP0765589A1 Large capacity modular atm switch
04/02/1997EP0765582A2 A resource model and architecture for a connection handling system
04/02/1997EP0765566A2 A subscriber multiplexer, a telephone system and a method for communicating the condition of a subscriber interface
04/02/1997EP0765554A2 A method and device for partitioning physical network resources
04/02/1997EP0765552A2 Enhancement of network operation and performance
04/02/1997EP0674825B1 Device for the conversion of data blocks, frame structured, into atm cells and vice versa
04/02/1997EP0653132B1 Local or/and transit exchange for a broadband communication network
04/02/1997CN1146838A Method and device for multi-cell transmission
04/02/1997CN1146836A Protection scheme for add/drop multiplexer
04/02/1997CN1146684A Information broadcasting method
04/01/1997US5617547 Switch network extension of bus architecture
04/01/1997US5617540 System for binding host name of servers and address of available server in cache within client and for clearing cache prior to client establishes connection
04/01/1997US5617453 Desynchronizer and use of same
04/01/1997US5617422 High speed interface in a telecommunications network
04/01/1997US5617419 Adapting switch port and work station communication adapters to data frame types with disparate formats and data rates
04/01/1997US5617417 Asynchronous transfer mode communication in inverse multiplexing over multiple communication links
04/01/1997US5617415 Interconnection element for an asynchronous time-division multiplex transmission system
04/01/1997US5617414 In a telecommunication system
04/01/1997US5617344 Digital filter
04/01/1997US5617233 Transparent optical node structure
04/01/1997CA2069240C Switching network for switching channels
04/01/1997CA2062855C Cyclic redundancy check operating method and a head error checker synchronizing unit in an asynchronous transfer mode switching method
04/01/1997CA2046248C Power conserving technique for a communications terminal time slot interchanger
03/1997
03/27/1997WO1997011563A2 Telecommunications apparatus, system and method with an enhanced signal transfer point
03/27/1997WO1997004576A3 Functionality of terminal devices
03/27/1997DE19535800A1 Verfahren zum Auslesen von Fehlerstatistikdaten A method for extraction of fault statistics
03/27/1997DE19535329A1 Cellular network operating method
03/26/1997EP0765102A2 Bit rate adaptation
03/26/1997EP0765101A2 Switching apparatus, multicast- and multiconnection call control method
03/26/1997EP0765100A2 Interface connecting a computer to an ISDN-network
03/26/1997EP0765098A2 Method of switching narrow-band line bundles between communication systems over an ATM communication network
03/26/1997EP0765097A2 Optical switching system for optical wavelength-division and time-division multiplexed signals
03/26/1997EP0765093A2 Method for detecting overload situations in subscriber connection modules of a communication system
03/26/1997EP0765083A1 Teleconference terminal equipment
03/26/1997EP0765051A2 Incrementally expandable ring architecture for providing telephony services
03/26/1997EP0765049A2 A method for testing the operation of a network element in a transmission network
03/26/1997EP0765045A1 Arrangement for amplifying and combining optical signals, and method for upstream transmission realised therewith
03/26/1997EP0764386A2 Atm-system adapted three stage switching unit
03/26/1997EP0764385A2 Three stage switching unit
03/26/1997EP0660993B1 Distributive communications network and method
03/25/1997US5615246 Method and apparatus for spurious signal detection and disconnection in a hybrid fiber/coax network architecture
03/25/1997US5615214 System and method of compensating propagation time variations and substituting for lost packets in a packetized voice communication system
03/25/1997US5615213 Message transmission using out-of-band signaling channel
03/25/1997US5615177 Hybrid-synchronous type clock synchronizing apparatus of which dominant gain greater than sum of other gains, network therewith, and clock synchronizing method thereof
03/25/1997US5615126 Method of reducing integrated circuit wiring area
03/25/1997CA2081167C Redirection of calls by a communication terminal
03/22/1997CA2186149A1 Optical amplifier combiner arrangement and method for upstream transmission realised thereby
03/20/1997WO1997010683A1 Operational environment system for communication network service applications
03/20/1997WO1997010653A1 Transmission system for synchronous and asynchronous data portions
03/20/1997WO1997004541A3 Multipoint to multipoint processing in a network switch having data buffering queues
03/19/1997EP0763960A1 Communication system for interactive services with a packet switch interaction channel
03/19/1997EP0763953A2 Method for charging of software in communication systems with non-redundant, decentralized devices
03/19/1997EP0763952A2 Method for storing subscriber related data in communication systems
03/19/1997EP0763941A2 Maintenance method and apparatus for providing a high-integrity, unidirectional, standardized ATM/SONET/DS3 transport signal link for a video distribution network
03/19/1997EP0763915A2 Packet transfer device and method adaptive to a large number of input ports
03/19/1997EP0763914A2 Method and arrangement for accommodating the transmission bit rate of a data multiplex device working according to the asynchronous transfer mode
03/19/1997EP0763909A2 Optically restorable WDM ring network using simple add/drop circuitry
03/19/1997EP0763292A1 Cell-based clock recovery device
03/19/1997EP0763291A1 Frequency agile broadband communications system
03/19/1997CN1145708A Method and a system for distributed supervision of hardware
03/18/1997US5613191 Customer premise wireless distribution of audio-video, control signals and voice using CDMA
03/18/1997US5613190 Customer premise wireless distribution of audio-video, control signals and voice
03/18/1997US5613150 Apparatus for producing operational manual
03/18/1997US5613065 Information broadcasting system having reception error minimizing facility
03/18/1997US5612959 Multicast communications method
03/18/1997US5612958 Method and device for the asynchronous transmission of data by means of a synchronous bus
03/18/1997US5612954 Time switch system
03/18/1997US5612953 Multi-media serial line switching adapter for parallel networks and heterogeneous and homologous computer systems
03/18/1997US5612805 Add-drop optical spectrum-division multiplexer
03/18/1997CA2008518C Line concentration system
03/13/1997WO1997009839A1 Switch with one-bit resolution
03/13/1997WO1997009827A1 A distribution system
03/13/1997WO1997009809A1 Atm transport system
03/13/1997WO1997009808A1 System for managing telecommunications
03/13/1997WO1997009807A1 Broadband telecommunications system
03/13/1997WO1997009799A1 Fttc interface circuitry as a physical layer entity
03/13/1997WO1997009672A1 Transparent support of protocol and data compression features for data communication