Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
12/2002
12/11/2002EP1265454A1 Monitoring device and method
12/11/2002EP1265453A2 Method and apparatus for optically switching data
12/11/2002EP1265452A2 Device, system and a method for protecting communication
12/11/2002EP1265451A2 Architecture for a photonic transport network
12/11/2002EP1264508A1 Method and device for detecting interruptions of speech/data channels in isdn connections
12/11/2002EP1264445A1 Packet scheduling in umts using several calculated transfer rates
12/11/2002EP1264444A1 Subscriber line concentrator for atm link
12/11/2002EP1264430A1 Non-consecutive data readout scheduler
12/11/2002EP0749653B1 Expandable telecommunications system
12/11/2002CN1384692A Multiplex circuit data transmitting method via back board high-speed serial lines
12/11/2002CN1384623A Light subscriber line terminal office equipment APON system and cell delay jitter inhibiting method
12/11/2002CN1096193C Information communication method and apparatus
12/11/2002CN1096165C Data bus system comprising resource control means
12/10/2002US6493874 Set-top electronics and network interface unit arrangement
12/10/2002US6493847 Sonet B2 parity byte calculation method and apparatus
12/10/2002US6493488 Apparatus and method for high speed optical signal processing
12/10/2002US6493483 Integrated circuit photonic signal matrix
12/10/2002US6493481 Optical switch unit
12/10/2002US6493480 Multistage optical cross-connect
12/10/2002US6493479 Crosspoint switch protection using additional switching elements to provide alternate paths
12/10/2002US6493355 Method and apparatus for the flexible use of speech coding in a data communication network
12/10/2002US6493354 Resource allocator
12/10/2002US6493350 Transmission control method in a network system for interactively transmitting a signal between node devices and network system using the same
12/10/2002US6493348 XDSL-based internet access router
12/10/2002US6493347 Memory organization in a switching device
12/10/2002US6493346 System for providing conversion of TDM-based frame relay data in a cross-connect matrix to and from ATM data
12/10/2002US6493344 Telecommunications system
12/10/2002US6493337 Method and apparatus for internet access which bypass local central end office using digital loop carrier and permanent signal treatment procedures
12/10/2002US6493336 System optimized always on dynamic integrated services digital network
12/10/2002US6493320 Automatic initialization and tuning across a high speed, plesiochronous, parallel link
12/10/2002US6493315 ATM switch for routing different cell types
12/10/2002US6493124 Looping back signals in optical switches
12/10/2002US6493120 Optical fiber-delay line buffers with void filling
12/10/2002US6493119 Scalable DWDM network switch architecture with wavelength tunable sources
12/10/2002US6493117 WDM optical network with passive pass-through at each node
12/10/2002US6492996 Method of and display system for monitoring a signalling network
12/10/2002CA2388454A1 Device, system and method for protecting communication
12/10/2002CA2249260C Dynamic bandwidth allocation for a communication network
12/10/2002CA2242216C Packet switching apparatus adapted to control allowed transmission rate in packet switching network, and method of controlling allowed transmission rate
12/10/2002CA2225321C Method of transferring internet protocol packets by the use of fast atm cell transport and network for performing the method
12/10/2002CA2042171C High-speed packet switching apparatus and method
12/05/2002WO2002098165A1 Bandwidth efficient quality of service separation of aal2 traffic
12/05/2002WO2002098163A1 Communication system architecture to converge voice and data services for point-to-multipoint transmission
12/05/2002WO2002098162A1 A method based on backboard transmitting time division multiplexing circuit data and a bridge connector
12/05/2002WO2002098114A1 System and method of testing an idsl communications line
12/05/2002WO2002098037A1 Optical firewall
12/05/2002WO2002098035A1 Multi-protocol agile framer
12/05/2002WO2002097476A2 Point-to-multipoint passive optical network that utilizes variable-length packets and variable-length upstream tine slots
12/05/2002WO2002076031A3 Synchronization of at least one node of a bus system
12/05/2002WO2002073962A3 Time division multiplexing over broadband modulation method and apparatus
12/05/2002WO2002073852A3 Apparatus and method for automated fiber connection discovery and diagnostics
12/05/2002WO2002071702A3 Method of providing service classes in a packet network
12/05/2002WO2002052887A3 Method and device for atm transmission
12/05/2002US20020184412 System and method for locating and aligning to framing bits
12/05/2002US20020181855 Electrically controllable integrated optical cross-connect
12/05/2002US20020181852 Micromachined optomechanical switching cell with parallel plate actuator and on-chip power monitoring
12/05/2002US20020181850 Method and apparatus for optically switching data
12/05/2002US20020181845 Optical transmission network for self-directed messages
12/05/2002US20020181844 Optical switch
12/05/2002US20020181843 Optical switch
12/05/2002US20020181842 Optical switch
12/05/2002US20020181664 System and method of testing an IDSL communications line
12/05/2002US20020181571 Method and apparatus for reducing signal processing requirements for transmitting packet-based data
12/05/2002US20020181504 Method and apparatus for adjusting the bandwidth of a connection between at least two communication endpoints in a data network
12/05/2002US20020181499 Method and device for delivering communication in ethernet-over-synchronous networks
12/05/2002US20020181490 Method and apparatus for line and path selection within SONET/SDH based networks
12/05/2002US20020181487 Automation of provisioning of private line packet network connections
12/05/2002US20020181486 System and method of multiplexing data from multiple ports
12/05/2002US20020181485 Apparatus and method for internet protocol flow ring protection switching
12/05/2002US20020181475 Traffic merging system
12/05/2002US20020181473 ATM switching apparatus applicable to short cell
12/05/2002US20020181470 Bandwidth efficient Quality of Service separation of AAL2 traffic
12/05/2002US20020181451 Method and apparatus for internet access which bypass local central end office using digital loop carrier and permanent signal treatment procedures
12/05/2002US20020181441 Facilitating inverse multiplexing over asynchronous transfer mode via communication links having disparate data transmission rates
12/05/2002US20020181397 Frame relay network featuring frame relay nodes with controlled oversubscribed bandwidth trunks
12/05/2002US20020181067 Electro-optic switching assembly and method
12/05/2002US20020181062 Optical signal generator with stabilized carrier frequency output
12/05/2002US20020181047 Optical firewall
12/05/2002US20020181042 Wavelength distribution architecture and implementation for a photonically switched network
12/05/2002US20020181039 Method of managing the traffic protection in OMS-SPRING networks
12/05/2002US20020180957 Optical network hub structure
12/05/2002CA2448554A1 System and method of testing an idsl communications line
12/04/2002EP1263260A1 Automation of provisioning of private line packet network connections
12/04/2002EP1263259A2 Method of managing the traffic protection in OMS-SPRING ring networks
12/04/2002EP1263258A2 Communications network for a metropolitan area
12/04/2002EP1263257A2 Optical network hub structure
12/04/2002EP1263176A2 Detection method and device
12/04/2002EP1263154A2 Optical Firewall
12/04/2002EP1262084A1 Equivalent switching method for transmission devices in mpls networks
12/04/2002EP1262047A1 System for multiple-service transport
12/04/2002EP1262044A1 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
12/04/2002EP1262042A2 Routing switch for dynamically rerouting traffic due to detection of faulty link
12/04/2002EP1110349A4 Atm virtual private networks
12/04/2002EP0891680B1 Assigning channels of different capacities in a hybrid isdn-dect telecommunications system
12/04/2002EP0823162B1 Telecommunication system and method for transferring microcells therein
12/04/2002EP0724796B1 Asynchronous data transfer and source traffic control system
12/04/2002CN1383662A 交互式处理系统 Interactive Processing System
12/04/2002CN1383654A Low delay and low loss packet switch
12/04/2002CN1383292A Method and appts. to connect reeditting route in network of data communication
12/04/2002CN1095621C Trouble releasing system and method for ATM logic IP subnetwork