Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
08/2002
08/20/2002US6438106 Inter-class schedulers utilizing statistical priority guaranteed queuing and generic cell-rate algorithm priority guaranteed queuing
08/20/2002US6438104 Link-level flow control method for an ATM server
08/20/2002US6438103 ATM network time management method
08/20/2002US6437633 Switching element, stage and system
08/20/2002CA2290026C Constrained shortest path routing method
08/20/2002CA2220889C Switch control circuit and switch control method of atm switchboard
08/15/2002WO2002063917A2 Parameter negotiation techniques for vdsl scm system
08/15/2002WO2002063901A1 Access system for a cellular network
08/15/2002WO2002063900A1 Access system for an access network
08/15/2002WO2002063890A1 Cross-connect device
08/15/2002WO2002063880A1 Multi-band coax extender for in-building digital communication systems
08/15/2002WO2002063840A1 System architecture for linking packet-switched and circuit switched clients
08/15/2002WO2002063834A1 Method and appratus for tunnelling data in a network
08/15/2002WO2002063413A2 Method and system for providing service
08/15/2002WO2002063363A1 Transparent optical-electronic-optical switch
08/15/2002WO2002011335A3 Multi-layer control interface for a cross-connect switch matrix
08/15/2002WO2001058083A9 Service discovery using a user device interface to an optical transport network
08/15/2002US20020110312 Integrated mirror array and circuit device with improved electrode configuration
08/15/2002US20020110221 System and method for fault isolation for DSL loop extenders
08/15/2002US20020110156 Subscriber unit which selectively utilizes B and D channels to support a plurality of communications
08/15/2002US20020110135 Scheduling the dispatch of cells in non-empty virtual output queues of multistage switches using a pipelined arbitration scheme
08/15/2002US20020110134 Apparatus and methods for scheduling packets in a broadband data stream
08/15/2002US20020110124 Multiplexing method and apparatus, demultiplexing method and apparatus, and access network system
08/15/2002US20020110119 Method and apparatus for stream aggregation in a multiprotocol label switching network environment
08/15/2002US20020110118 Virtual gateway system and method
08/15/2002US20020110117 Channel data extracting circuit and extracting method
08/15/2002US20020110111 Method and apparatus for supporting multiservice digital signal processing applications
08/15/2002US20020110098 System and method for multiplexing wireless devices
08/15/2002US20020109884 Agile multi-beam free-space optical communication apparatus
08/15/2002US20020109882 Optical packet exchange system and optical switch
08/15/2002US20020109880 Method and apparatus for switching wavelength-division-multiplexed optical signals
08/15/2002US20020109879 Co-channel modulation
08/15/2002US20020109878 Labeled optical burst switching for IP-over-WDM integration
08/15/2002US20020109877 Network management architecture
08/15/2002US20020109876 Fast protection switching by snooping on upstream signals in an optical network
08/15/2002US20020109875 Fast protection switching by snooping on downstream signals in an optical network
08/15/2002US20020109873 Optical switching device based on stable, non-absorbing optical hard limiters
08/15/2002CA2433611A1 Multi-band coax extender for in-building digital communication systems
08/14/2002EP1231813A2 Fast protection switching by snooping on downstream signals in an optical network
08/14/2002EP1231812A2 Fast protection switching by snooping on upstream signals in an optical network
08/14/2002EP1231811A2 Transparent optical-electronic-optical switch
08/14/2002EP1231810A2 Network management architecture
08/14/2002EP1231728A2 Hierarchical WDM in client-server architecture
08/14/2002EP1230824A1 Method and apparatus for associating an end-to-end call identifier with a connection in a multimedia packet network
08/14/2002EP1230823A1 Optical communications system
08/14/2002EP1230822A1 Fiber otpic circuit and module with switch
08/14/2002EP1230807A2 Method for establishing a call in the presence of outband indication of pstn involvement at multimedia call setup
08/14/2002EP1230769A1 Method and system for transmitting ethernet frames in a sdh network
08/14/2002EP1230756A1 Optical communications system
08/14/2002EP1080562B1 Method for removing atm cells from an atm communications device
08/14/2002EP1002383A4 Multi-wavelength cross-connect optical network
08/14/2002EP0746921B1 Virtual network using asynchronous transfer mode
08/14/2002DE10103407A1 Internet-Anschlußsystem Internet connection system
08/14/2002CN1364392A Method and circuit for monitoring and optionally controlling transmission capacility of data transmission channel
08/14/2002CN1364367A UMTS circuit switched data user plane
08/14/2002CN1364343A Multi-frequency band, multi-mode radio receiver, and associated method, having shared circuit elements
08/14/2002CN1364014A Data bus system including source control device and transmitting station
08/13/2002US6434622 Multicasting method and apparatus
08/13/2002US6434612 Connection control interface for asynchronous transfer mode switches
08/13/2002US6434606 System for real time communication buffer management
08/13/2002US6434290 Optical switch having substantially equal output powers
08/13/2002US6434288 Optical switching system
08/13/2002US6434286 Optical signal switching apparatus
08/13/2002US6434155 Weighted round robin engine used in scheduling the distribution of ATM cells
08/13/2002US6434154 TDM/TDMA distribution network
08/13/2002US6434153 Packet communication system with QoS control function
08/13/2002US6434151 Communications system and method
08/13/2002US6434141 Communication management system and method
08/13/2002US6434139 Method for optimizing mobile wireless communications routed across plural interconnected networks
08/13/2002US6434121 Telephone agent call management system
08/13/2002US6433902 Optical switch
08/13/2002US6433900 Optical wavelength multiplexing system having a redundant configuration
08/13/2002CA2236384C Topology aggregation using parameter obtained by internodal negotiation
08/08/2002WO2002062082A1 Method for the generation of communication connections between user access units
08/08/2002WO2002062076A2 Distributed multicasting for an atm network
08/08/2002WO2002061993A1 Dynamic bandwidth allocation for multiple access communication using session queues
08/08/2002WO2002061465A2 Integrated circuit photonic signal matrix
08/08/2002WO2002054650A3 Optical communication switch node
08/08/2002WO2002009469A3 Optical switch
08/08/2002WO2001059988A9 Signaling using a user device interface to an optical transport network
08/08/2002WO2001030005A9 System and method for transmitting and restoring an optical signal
08/08/2002US20020107975 Method for transparent multiplexing of SONET/ SDH streams
08/08/2002US20020107923 System architecture for linking packet-switched and circuit-switched clients
08/08/2002US20020105969 Methods and systems for routing messages in a radio access network
08/08/2002US20020105963 MAC protocol for optical packet-switched ring network
08/08/2002US20020105958 Process and device for deterministic transmission of asynchronous data in packets
08/08/2002US20020105945 Exchange for changing a route of a transmission path to bypass a malfunctioning switch
08/08/2002US20020105941 Coupling of splitter with subset of plurality of lines on one-to-one basis
08/08/2002US20020105906 Method for managing physical resources of a radio access network
08/08/2002US20020105705 Optical CDMA communications system using OTDC device
08/08/2002US20020105696 Transparent optical-electronic-optical switch
08/08/2002US20020105693 Optical transmission unit and system
08/08/2002US20020105692 Hierarchical WDM in client-server architecture
08/08/2002US20020105691 Redundant optical multiple-branch communication system
08/08/2002DE10103101A1 Verfahren zur Steuerung von Multimediatransporten A method for controlling multimedia transport
08/08/2002DE10102371A1 Verfahren und Anordnung zum Auf- bzw. Abbau von Kommunikationsverbindungen Method and apparatus for establishing and disconnecting of communication links
08/08/2002DE10102370A1 Verfahren und Anordnung zum Auf- bzw. Abbau von Kommunikationsverbindungen Method and apparatus for establishing and disconnecting of communication links
08/08/2002CA2435695A1 Dynamic bandwidth allocation for multiple access communication using session queues
08/07/2002EP1229705A2 System and method for switching telecommunications service in a multiple dwelling unit/multiple tenant unit environment
08/07/2002EP1229692A1 Method and apparatus for tunnelling data in a network