Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
11/2004
11/17/2004EP1476996A1 Method and apparatus for reserving and releasing bandwidth for a packet-switched telephony connection established over an hfc cable network
11/17/2004EP1476149A2 Substituted hydrazones as inhibitors of cyclooxygenase-2
11/17/2004EP1118244B1 Circuit and method for switching through channels of a multi-channel connection
11/17/2004EP0875124B1 Device and method to establish communication
11/17/2004EP0864244B1 Apparatus and methods to change thresholds to control congestion in atm switches
11/17/2004EP0754382B1 A method and a system for distributed supervision of hardware
11/17/2004CN1547814A Method and system for processing downstream packets of an optical network
11/17/2004CN1176392C Tunable wavelength selective 2X2 photoswitch
11/16/2004US6819878 Packet-based optical communications networks
11/16/2004US6819870 All-optical networking optical fiber line delay buffering apparatus and method
11/16/2004US6819823 Multi-wavelength cross-connect optical switch
11/16/2004US6819819 Method and apparatus for optical communication
11/16/2004US6819727 Method and device for the numeric control of the buffer and of a phase-locked loop for asynchronous networks
11/16/2004US6819679 Multiprotocol packet framing technique
11/16/2004US6819674 Modification of signalling resources in a communications system
11/16/2004US6819672 Method for calculating duration of connections, especially in connection with packet switched networks
11/16/2004US6819668 Trail management in a communications network
11/16/2004US6819666 Optical layer multicasting using multiple sub-carrier headers with header detection, deletion, and insertion via reflective single sideband optical processing
11/16/2004US6819658 Method and apparatus for segmentation, reassembly and inverse multiplexing of packets and ATM cells over satellite/wireless networks
11/11/2004WO2004098210A1 Policy based media path selection in a broadband access network
11/11/2004WO2004028197B1 Efficient optical network design using multi-granular optical cross-connects with wavelength band switching
11/11/2004US20040225734 Method and system to control the communication of data between a plurality of inteconnect devices
11/11/2004US20040223762 High speed optical routing apparatus and method
11/11/2004US20040223606 Host based video clips and transport mechanism
11/11/2004US20040223496 ATM communications system and method
11/11/2004US20040223451 Communication method and communication device
11/11/2004US20040223450 Method and apparatus for provisioning remote digital terminals
11/11/2004US20040223222 Hermetically sealed collimator and optical interleaver design
11/11/2004DE10129293B4 Verfahren zum Betrieb einer Telekommunikationsanlage und Telekommunikationsanlage Method for operating a telecommunications system and telecommunication system
11/11/2004CA2523444A1 Policy based media path selection in a broadband access network
11/10/2004EP1474906A2 CLOCK−BASED TIME SLICING
11/10/2004EP1368937A4 Bandwidth reservation reuse in dynamically allocated ring protection and restoration technique
11/10/2004EP1284069B1 Broadband communications access device
11/10/2004EP1269701B1 Method for providing telephone services through xdsl connection lines
11/10/2004EP0867101B1 Connection admission control in high-speed packet switched networks
11/10/2004CN1545820A Scalable, modular, strictly non-blocking electro-optical cross connect core
11/10/2004CN1545798A Telephone outlet with packet telephony adapter, and a network using same
11/10/2004CN1545367A Method for realizing large capacity synchronous optical network and SDH cross unit
11/10/2004CN1545366A A method for eliminating non-orthogonal space-time block coding self-interference item based on matrix rotation
11/10/2004CN1175706C Special purpose IC chip for V5 interface
11/10/2004CN1175642C Clock management method and transmission equipment for synchronous network system
11/09/2004US6816818 Method, clock generator module and receiver module for synchronizing a receiver module
11/09/2004US6816726 Transfer of different data types in a telecommunications system
11/09/2004US6816683 Wavelength division multiplexing communications network supervisory system
11/09/2004US6816639 Optically powered and controlled optical switch
11/09/2004US6816587 Virtual private line connection system and method
11/09/2004US6816512 Arrangement for managing multiple telephone lines terminating at a single location
11/09/2004US6816510 Method for clock synchronization between nodes in a packet network
11/09/2004US6816508 Method for mapping a service attribute pertaining to a connection oriented communications network in a connectionless communications network and vice versa
11/09/2004US6816496 Frame based data transmission over synchronous digital hierarchy network
11/09/2004US6816495 Connection switching apparatus, connection switching network contol system and connection switching network control method
11/09/2004US6816484 Circuit and method for switching through channels of a multi-channel connection
11/09/2004US6816454 Method and system for manipulating the order permanent connections are released
11/09/2004US6816296 Optical switching network and network node and method of optical switching
11/09/2004CA2315689C Mobile communication system having atm-based connecting scheme
11/09/2004CA2312325C Method and system for media connectivity over a packet-based network
11/09/2004CA2308175C Network for providing switched broadband multipoint/multimedia intercommunication
11/04/2004WO2004095875A1 Modular reconfigurable multi-server system and method for high-speed photonic burst-switched networks
11/04/2004WO2004095874A2 Architecture, method and system of multiple high-speed servers for wdm based photonic burst-switched networks
11/04/2004WO2004095824A1 System for remotely switching isdn telephone channels
11/04/2004WO2004095785A1 Aggregating data
11/04/2004WO2004095779A1 Inter-ring connection device and data transfer control method
11/04/2004US20040221072 System having interfaces and switch that separates coherent and packet traffic
11/04/2004US20040221058 Nested protection switching in a mesh connected communications network
11/04/2004US20040220886 Communication signal resource chain assignment for optical networks subject to reach constraints
11/04/2004US20040218927 Bi-directional optical cross-connect device
11/04/2004US20040218922 System and method for WDM communication with interleaving of optical signals for efficient wavelength utilization
11/04/2004US20040218921 Optical path crossconnect system with high expanding characteristic
11/04/2004US20040218731 Communications assistance for law enforcement act (CALEA) device
11/04/2004US20040218667 Enhanced smart DSL systems for LDSL
11/04/2004US20040218622 Method of scheduling bursts of data for transmission in a communication network
11/04/2004US20040218618 Method and apparatus for transmitting and receiving information
11/04/2004US20040218606 Time division multiplexing over broadband modulation method and apparatus
11/04/2004US20040218534 GEM OAM frame transmission method in gigabit-capable passive optical network
11/04/2004US20040218526 Bi-directional wavelength division multiplexing self-healing optical ring network
11/04/2004US20040218178 Systems, methods and devices for holographic demultiplexing of optical signals
11/04/2004DE19961140B4 Koppelnetzwerk Switching network
11/04/2004DE19809044B4 Verfahren zur Verkehrslenkung in Telekommunikationsnetzen A method for routing in telecommunication networks
11/03/2004EP1473962A2 System and method for WDM communication with interleaving of optical signals for efficient wavelenth utilization
11/03/2004EP1473961A1 Method of scheduling bursts of data for transmission in a communication network
11/03/2004EP1473960A2 Bi-directional wavelength division multiplexing self-healing optical ring network
11/03/2004EP1473895A2 Multiplex transmission apparatus and multiplex transmission method
11/03/2004EP1473859A1 Multiple Input Waveguide Grating Router for Broadcast and Multicast Services
11/03/2004EP1472902A1 Apparatus, system and method for optical packet switching using frequency header
11/03/2004EP1472837A2 Method for multimedia flow transport
11/03/2004EP1472820A1 System, method and terminal for measuring the quality of service in a telecommunications network
11/03/2004EP1368943A4 Apparatus and method for network-initiated real-time multi-party communications
11/03/2004EP1281291B1 Network termination unit for a user terminal and method for power-dissipation optimised generation of a call voltage in a user terminal
11/03/2004EP1074126B1 Variable bit rate transmission of av signal in packet network
11/03/2004EP0979566B1 Data suppression and regeneration
11/03/2004EP0909525B1 Atm telecommunications systems and method for routing narrow band traffic
11/03/2004CN1543609A High density serverlets utilizing high speed data bus
11/03/2004CN1543260A System and method for WDM communication with interleaving of optical signals for efficient wavelength utilization
11/03/2004CN1542481A Bi-directional optical cross-connect device
11/03/2004CN1174657C Method and device for singal-channel reception or multichannel reception of an analog signal or a plurality of analog signals
11/03/2004CN1174644C Broadband cellular network device
11/03/2004CN1174579C System enabling user to select information networks and method thereof
11/02/2004US6813445 Optical crossconnect apparatus and optical transmission system
11/02/2004US6813413 Method and a system for protecting data transmitted on an optical ring formed of a single optical fiber
11/02/2004US6813408 Methods for performing in-service upgrades of optical wavelength cross connects