Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
05/2008
05/14/2008CN101179493A Bandwidth distribution method and device for PON coexistence of different transmission rates
05/14/2008CN101179433A Method and system for performing remote management to passive optical network terminal
05/14/2008CN100388700C Method for transmitting digital business on synchronous digital network
05/14/2008CN100388032C Optical system for calibration and control of an optical fiber switch
05/13/2008US7373561 Integrated packet bit error rate tester for 10G SERDES
05/13/2008US7373544 Concept of zero network element mirroring and disaster restoration process
05/13/2008US7373084 Optical network termination device for use in passive optical network based on WDM/SCM scheme
05/13/2008US7373037 Compact wavelength-selective optical crossconnect
05/13/2008US7372869 Device and method for the packet based access of classical ISDN/PSTN subscribers to a switching system
05/13/2008US7372862 Rate adaption within a TDM switch using bit stuffing
05/13/2008US7372854 Communication node system, control node system, and communication system using node systems in ethernet-passive optical network
05/13/2008US7372807 Method and apparatus for multiplex transmission
05/13/2008US7372806 Fault recovery system and method for a communications network
05/13/2008US7372805 Traffic grooming methods for undersea trunk and branch architectures
05/13/2008CA2377093C Method, equipment and system for signaling in a network including ethernet
05/08/2008WO2008052903A1 Method and system for transmitting information from at least one peripheral communication unit to a central communication unit
05/08/2008US20080107103 Non-blocking multicast switching network
05/07/2008EP1919250A2 MWS drift feedback compensator using VOA and input power dithering
05/07/2008EP1919249A1 Method and system for transmitting information from at least one peripheral communication unit to a central communication unit
05/07/2008EP1919170A2 Method of sharing and transferring information between ISDN telephones
05/07/2008EP1919169A2 Method of sharing and transferring information between ISDN telephones
05/07/2008EP1919092A1 CDMA communication system which selectively allocates bandwidth upon demand
05/07/2008EP1604216A4 Method and system for emulating a fibre channel link over a sonet/sdh path
05/07/2008EP1254584B1 Data communication system
05/07/2008EP1068765B1 Method and device for coupling an atm communications layer to several time-division multiplex communications ports
05/07/2008CN101176380A 多跳光通信网络 Multi-hop optical communications network
05/07/2008CN101175336A Multi-service light layer multiplexing system
05/07/2008CN101175110A System for testing subscriber's loop in internetwork communication and method thereof
05/07/2008CN101174974A Node maintenance message processing method for O-UNI system
05/06/2008US7370116 Approach to minimize worst-case queuing delay for a switching communication system with transmission constraints
05/06/2008US7369766 Optically boosted router
05/06/2008US7369765 Optical network with selective mode switching
05/06/2008US7369568 ATM-port with integrated ethernet switch interface
05/06/2008US7369566 Method and system for DSL power saving
05/06/2008CA2382746C System and method for packet transport in a ring network
05/06/2008CA2352379C Optical router
05/06/2008CA2263188C Atm communications system and method
05/01/2008US20080101793 Network address association recovery
04/2008
04/30/2008EP1915886A2 Method, communication arrangement and communication device for transferring information
04/30/2008EP1360790B1 Optical transmission systems including optical protection systems, apparatuses, and methods
04/30/2008CN201054741Y Emergent command communication system with improved structure
04/30/2008CN201054740Y Dispatching keyboard for emergent command communication system
04/30/2008CN201054739Y Dual-light self-curing protection Ethernet optical switching multi-service integrated multiplexing device
04/30/2008CN101171879A Optical switching device for data packets
04/30/2008CN101171803A Method and arrangements for reservation of resources in a data network
04/30/2008CN101170839A Tap, LRM and resource status control system and method
04/30/2008CN101170838A Radio carrier resource configuration system based on optical switching
04/30/2008CN101170837A A method for realizing cross-cable card protection on Gbit passive optical network device
04/30/2008CN101170606A A system and method for playing busy prompt sound in digital program-controlled exchange
04/30/2008CN101170494A Soft rerouting method in automatic switching optical network
04/30/2008CN101170485A Method for configuring multi-layer granularity service route in L3 CLOS crossed network
04/30/2008CN101170482A Method for realizing SPC activation/deactivation via control plane in ASON network
04/30/2008CN101170463A Terminal access control method and device
04/30/2008CN100385964C Calling acception controller and calling acception control method
04/30/2008CN100385898C A method and device for user-to-user information transfer
04/30/2008CN100385876C Equipment and method for providing ATM and IP service quality at communication node
04/30/2008CN100385865C ATM edge node exchange apparatus using IP-VPN function
04/30/2008CN100385862C Method for edition upgrading of optical network unit ONU
04/30/2008CN100385841C Method for grooming of channels in WDM aptical communication systems
04/29/2008US7366469 Method and apparatus for transmitting high rate packet data over under-utilized virtual circuits
04/29/2008US7366417 Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch
04/29/2008US7366413 Modular cross connect system with 3D-MEMS for optical telecommunication networks
04/29/2008US7366412 Hybrid fine-coarse carrier switching
04/29/2008US7366276 Method and apparatus for transferring signaling messages
04/29/2008US7366197 Method and apparatus for adapting GBIC module to coupled Ethernet switch capable of outputting different voltages
04/29/2008US7366167 Apparatus and method for hairpinning data packets in an Ethernet MAC chip
04/29/2008US7366165 Input line interface device and packet communication device
04/29/2008US7366161 Full duplex voice path capture buffer with time stamp
04/29/2008US7366116 Network telephone system and methods therefor
04/29/2008CA2369403C Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch
04/24/2008WO2008030319A3 Method and apparatus for enabling an optical network terminal
04/24/2008US20080095534 Method for Operating a Telecommunications Access Network
04/24/2008US20080095197 Methods and apparatus for improved communications networks
04/23/2008EP1915024A1 Method and apparatus for optimization of redundant link usage using time sensitive paths
04/23/2008EP1914916A1 Method for transporting multiplexed PCM flows and ethernet packets in a synchronous aggregate flow
04/23/2008EP1913741A2 Method and apparatus for enabling routing of label switched data packets
04/23/2008EP1803260B1 Switch device and communication network comprising such switch device as well as method for transmitting data within at least one virtual channel
04/23/2008EP1576836B1 Method and arrangement to select a bearer link between an access network and a local exchange
04/23/2008EP1454440B1 Method and apparatus for providing optimized high speed link utilization
04/23/2008EP1325596B1 Communication system supporting wireless communication of packet data and method and arrangement relating thereto
04/23/2008EP1304014B1 Optical node with add-drop or cross-connect functionality
04/23/2008EP1262044B1 Method and arrangement for monitoring the operability of a selected connection and reselecting a redundant connection if the selected connection is detected to be inoperative
04/23/2008CN101166113A Message processing method for link maintenance in O-UNI system
04/23/2008CN101166112A Simplified message processing method for O-UNI system
04/23/2008CN101166110A Message processing method in link maintenance of O-UNI system
04/23/2008CN101166046A Digital user wire DSL power control method and its control system
04/23/2008CN100384261C Lossless transparent transmitting method for circuit identification code based on M3UA
04/23/2008CN100384173C Method and system for switching multi-point broadcast data packet
04/23/2008CN100384139C Improvements in telecom networks and related improvements
04/23/2008CN100384137C Fixed length data processing apparatus
04/22/2008US7362975 Bandwidth allocation device and dynamic bandwidth allocation method based on class of service in Ethernet Passive Optical Network
04/22/2008US7362974 Method for planning or provisioning data transport networks
04/22/2008US7362834 Method and device for synchronizing at least one node of a bus system and a corresponding bus system
04/22/2008US7362777 Concatenated transmission of synchronous data
04/22/2008US7362750 Switch module architecture
04/17/2008WO2008016280A3 Bandwidth-efficient control and bitmap signaling using super position coding in wireless communication systems
04/17/2008WO2005104738A3 Method and apparatus for l3-aware switching in an ethernet passive optical network
04/17/2008US20080089638 Optical switch and method of controlling optical switch
04/17/2008US20080089345 Controller based call control for atm svc signaling
04/16/2008EP1912465A2 Control system of a multichannel optical switch
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