Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
03/2002
03/21/2002US20020034164 Method and device for controlling a telecommunication conference
03/21/2002US20020034163 Regulation method and apparatus for ATM cell delay variation
03/21/2002US20020034162 Technique for implementing fractional interval times for fine granularity bandwidth allocation
03/21/2002US20020033994 Wavelength selector and converter and a photonic switching matrix incorporating it
03/21/2002US20020033978 Bit-rate-independent optical cross-connect device in optical transmission system
03/21/2002US20020033976 Method and device for switching wavelength division multiplexed optical signals using gratings
03/21/2002DE10130027A1 Bereitschaftsredundanz bei invers multiplexenden Diensten (IMA) Standby redundancy for inverse multiplexing services (IMA)
03/21/2002DE10044994A1 Neukonfigurierung eines Adhoc-Netzwerks Reconfiguration of an ad hoc network
03/21/2002DE10044700A1 Network element for synchronous digital transport network has two pointer processors for adapting pointers, multiplex structure detector for selecting pointer processor according to structure
03/20/2002EP1189478A2 Self-healing apparatus and method of optical receiver
03/20/2002EP1189477A2 Bit-rate-independent optical cros-connect device in optical transmission system
03/20/2002EP1189476A1 Multi-order optical cross-connect
03/20/2002EP1189387A2 Method of providing bidirectional communication in a network for multicasting Internet Protocol data streams and network for applying the method
03/20/2002EP1189377A1 Device for Wavelength selection and conversion, and photonic matrix switch comprising the same
03/20/2002EP1188347A1 Adaptive rate matching for data or speech
03/20/2002EP1188324A1 Integration of narrowband and broadband ss7 protocol stacks
03/20/2002EP1188279A1 Switching complex architecture and operation
03/20/2002EP1188276A2 High speed ethernet based on sonet technology
03/20/2002EP1188273A1 Atm based vdsl communication system having meta signaling for switching a subscriber between different data service providers
03/20/2002EP0673574B1 Packet data network
03/19/2002US6360287 Method and apparatus for asynchronous communication over a standard data bus using a plurality of data descriptors having still image data written therein
03/19/2002US6359927 Method and apparatus for allocating a bandwidth of a video signal having variable bit rates
03/19/2002US6359909 Switch device for relayin G cells or packets on demand
03/19/2002US6359908 Frame synchronous circuit contributing to SDH signal
03/19/2002US6359906 Providing digital services to telephone subscribers
03/19/2002US6359903 Frame relay communication method and network for fixed-bandwidth telephone signals and alterable-bandwidth facsimile signals
03/19/2002US6359894 Remote communications server system
03/19/2002US6359891 Asynchronous transfer mode cell processing system with scoreboard scheduling
03/19/2002US6359890 Re-connection method for communication network system
03/19/2002US6359883 Reducing the variability of the data rates of high-rate data streams in order to communicate such streams over a low-rate channel of fixed capacity
03/19/2002US6359881 Hybrid fiber twisted pair local loop network service architecture
03/19/2002US6359861 Method for scheduling transmissions in a buffered switch
03/19/2002US6359859 Architecture for a hybrid STM/ATM add-drop multiplexer
03/19/2002US6359858 Switching redundancy control
03/19/2002US6359857 Protection switching trigger generation
03/19/2002CA2317637C Method for providing bandwidth and delay guarantees in a crossbar switch with speedup
03/19/2002CA2181078C Wavelenght division multiplexing optical transmission network
03/19/2002CA2060098C Frequency multiplex optical fibre communication process and network
03/14/2002WO2002021837A1 Providing voice, video and data to customers over a single network
03/14/2002WO2002021746A2 Communication system
03/14/2002WO2002021742A1 Systems and methods for performing dsl loop qualification
03/14/2002WO2002021261A2 Method for producing computer-assisted real-time systems
03/14/2002WO2001095057A3 Voice-over ip communication without echo cancellation
03/14/2002WO2001091405A3 Method for mutual transfers of control parameters through a communication network
03/14/2002WO2001080592A3 Transmission of data
03/14/2002WO2001058203A3 Linear optical transmission system with failure protection
03/14/2002WO2001030111A3 Method and arrangement for connecting an access network to a switching device
03/14/2002WO2000051328A9 Methods and systems for releasing a voice mail system from a communication and further processing the communication
03/14/2002US20020031215 Method for interface ISDN private automatic branch exchange and local exchange
03/14/2002US20020031145 Telecommunications apparatus, system, and method with an enhanced signal transfer point
03/14/2002US20020031143 Wide area communication networking
03/14/2002US20020031141 Method of detecting back pressure in a communication system using an utopia-LVDS bridge
03/14/2002US20020031137 Method, processor and system of providing ATM unidirectional path switched ring functionality
03/14/2002US20020031124 Multistage interconnection networks of multicast concentrators with self-routing control mechanism
03/14/2002US20020031121 Conditionally nonblocking switch of the compressor type
03/14/2002US20020031118 Configuring equivalent multi-stage interconnection networks in the bit-permuting style
03/14/2002US20020031117 Conditionally nonblocking switch of the upturned decompressor type
03/14/2002US20020031116 Line termination equipment
03/14/2002US20020031113 Extended distribution of ADSL signals
03/14/2002US20020031112 Method of transmitting signaling data
03/14/2002US20020031111 Method and system for handling telecommunications data traffic
03/14/2002US20020031110 Conditionally nonblocing switch of the upturned expanded type
03/14/2002US20020031087 Intensive management apparatus for checking path validity in time-sharing multiplexing network
03/14/2002US20020030875 Method for requesting grant for MAC protocol in PON
03/14/2002US20020030869 Optical cross connect unit, optical add-drop multiplexer, light source unit, and adding unit
03/14/2002US20020030867 Optical WDM network having mixed wavelength routing and fiber routing cross-connect switches
03/14/2002US20020030866 Method and apparatus for wavelength multiplexing/demultiplexing
03/14/2002US20020030865 Optical distribution network system that performs system switching only when total operation condition is improved
03/14/2002DE10057651A1 Verfahren zur Herstellung von computergestützten Echtzeitsystemen A process for producing computer based real-time systems
03/13/2002EP1187508A2 Method, network and packet router for optical routing using multiple wavelength labels
03/13/2002EP1187403A2 Packet switching equipment and switching control method
03/13/2002EP1187397A2 Reconfiguring an Ad Hoc network
03/13/2002EP1186200A2 Method and device for transmitting data
03/13/2002EP1186198A1 Atm metwork emulator
03/13/2002EP1186197A1 A broadband interconnection system
03/13/2002EP1186196A1 Communications network
03/13/2002EP1186138A2 Communication arrangements
03/13/2002EP1186137A1 A device and a method in a switched telecommunication system
03/13/2002EP1186129A1 Method and device for converting virtually concatenated data streams into contiguously concatenated data streams
03/13/2002EP1080601B1 Method for efficient switching of partial minicells in atm adaptation layer 2
03/13/2002CN1339937A Protective exchange of duplex acynchronous transfer type passive light cut-in network system
03/13/2002CN1339901A Method for connecting special autoamtic small exchange of complex business digital net and city telephone exchanger
03/12/2002US6356629 Switched virtual circuit controller setup congestion management strategy
03/12/2002US6356627 Communication system architecture, apparatus and management and signalling method therein
03/12/2002US6356566 Clock signal generating apparatus for data communication channel
03/12/2002US6356565 Method of controlling bandwidth allocation in shared access local networks and a protocol and a filter for implementing the method
03/12/2002US6356561 Method and apparatus for the fair and efficient transfer of variable length packets using fixed length segments
03/12/2002US6356556 Mechanism for automatically determining ISDN channel availability
03/12/2002US6356554 Systems and methods for multiple mode voice and data communications using intelligently bridged TDM and packet buses and methods for performing telephony and data functions using the same
03/12/2002US6356553 Network node and method of packet transfer
03/12/2002US6356552 Method by which sets of values representing various parameters can be allocated to addresses
03/12/2002US6356551 Method and network switch having dual forwarding models with a virtual lan overlay
03/12/2002US6356550 Flexible time division multiplexed bus using sonet formatting
03/12/2002US6356549 Digital switching equipment
03/12/2002US6356548 Pooled receive and transmit queues to access a shared bus in a multi-port switch asic
03/12/2002US6356547 Software defined digital loop carrier system
03/12/2002US6356544 SONET add/drop multiplexer with packet over SONET capability
03/07/2002WO2002019757A1 Providing interoperation between communication systems
03/07/2002WO2002019756A2 System and method for dynamic optical switching using a diffractive optical element
03/07/2002WO2002019755A2 Integrated optical router and wavelength convertor matrix