Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
02/2002
02/14/2002WO2000079794A3 Method for delivery of narrow-cast data over digital broadcast channels
02/14/2002US20020019955 Method for protecting a digital communications system
02/14/2002US20020019916 Memory management system enabling writing of data blocks by substitution
02/14/2002US20020018614 Optical switch for reciprocal traffic
02/14/2002US20020018493 Digital data transmission system
02/14/2002US20020018491 Plug-in multiplexer
02/14/2002US20020018488 Transmission equipment having interface conversion function
02/14/2002US20020018483 OFDM communication system and transmitter-receiver for use in the system
02/14/2002US20020018475 Switching with multiple time references
02/14/2002US20020018474 Efficient packet transmission over ATM
02/14/2002US20020018460 Network apparatus
02/14/2002US20020018269 Control of optical connections in an optical network
02/14/2002US20020018265 Dispersion discrimination and compensation system and optical switch for use therewith
02/14/2002US20020018264 Dynamic path routing with service level guarantees in optical networks
02/14/2002US20020018263 Scalable WDM optical IP router architecture
02/14/2002US20020018261 Transmission system
02/14/2002US20020018258 Transparent transport overhead mapping
02/14/2002US20020018114 Picture codec and teleconference terminal equipment
02/14/2002DE10037496A1 Schnittstelle und Verfahren zur Verbindung von Kommunikationsendgeräten mit Kommunikationsnetzwerken Interface and method for connecting communication terminals with communications networks
02/14/2002DE10036709A1 Optical network node, has add-drop or cross-connect functionality, first and second add branches connected via first and second wavelength converters to cross-connects
02/14/2002DE10036700A1 Modularer optischer Netzwerkknoten Modular optical network nodes
02/13/2002EP1179965A2 Atm-pon dual system, line terminal, network unit and method therefor
02/13/2002EP1179964A2 Optical signal switch
02/13/2002EP1179963A2 Controlable optical switch
02/13/2002EP1179917A2 Protection against master unit failure in remote network access multiplexing
02/13/2002EP1179264A1 Capability negotiation in a telecommunications network
02/13/2002EP0916231B1 Process for optimising load distribution between connection sections of data package transmission systems
02/13/2002CN1336058A System and method for pre-filtering low priority packets
02/13/2002CN1336056A Apparatus and method for providing guaranteed frame rate service in ATM switch
02/12/2002US6347168 Optical switch and optical switch system
02/12/2002US6347167 Fiber optic cross connect with uniform redirection length and folding of light beams
02/12/2002US6347119 Communication apparatus, communication method and storage medium
02/12/2002US6347093 Application programming interface for modem and ISDN processing
02/12/2002US6347092 Time division multiple access communication system, signal receiving method in time division multiple access communication system, and center unit for use in time division multiple access communication system
02/12/2002US6347088 Apparatus for transmitting cells, with audio interwork function
02/12/2002US6347084 Method of timestamp synchronization of a reservation-based TDMA protocol
02/12/2002US6347077 Traffic measurement in a communication system
02/12/2002CA2206677C Burst-error resistant atm microwave link and network
02/12/2002CA2056072C Device for transmitting synchronous data in an asynchronous network, particularly an atm network
02/07/2002WO2002011491A1 Interface and method for connecting communications terminals to communications networks
02/07/2002WO2002011490A2 Data processing using polarization-based optical switching and broadcasting
02/07/2002WO2002011489A2 Modular optical network node
02/07/2002WO2002011403A2 Method for designing rings in telecommunications network
02/07/2002WO2002011375A1 Method for linking networks of different modes of transmission and associated devices
02/07/2002WO2002011341A2 Optical wavelength router
02/07/2002WO2002011340A1 Local access fiber optics communication system
02/07/2002WO2002011336A1 Wavelength division multiplex (wdm) optical network
02/07/2002WO2002011335A2 Multi-layer control interface for a cross-connect switch matrix
02/07/2002WO2002011332A2 Wavelength selectable optical add-drop multiplexer
02/07/2002WO2002011296A2 A fault protection scheme
02/07/2002WO2002010824A1 Optical switch for reciprocal traffic
02/07/2002WO2002010820A1 Optical switching system
02/07/2002WO2001086891A3 System and method for application object transport
02/07/2002WO2001039413A3 1+1 fault protection in a network of optical cross-connect switching systems
02/07/2002US20020016933 Method and apparatus for correcting data
02/07/2002US20020016852 Frame construction method, frame construction device and data transfer system capable of accommodating STM traffic and best effort traffic in common frame format
02/07/2002US20020015552 Optical wavelength router
02/07/2002US20020015551 Optical switch network, optical cross connecting device, and optical add/drop multiplexer
02/07/2002US20020015481 Method and system for transmitting data between two communication devices via a packet-oriented communication network
02/07/2002US20020015414 Transport interface for time division frames
02/07/2002US20020015412 Line termination equipment
02/07/2002US20020015411 STS frame-ATM cell circuit emulation apparatus and frame length compensation method for the same
02/07/2002US20020015402 Communications system and method
02/07/2002US20020015397 Communications system and method
02/07/2002US20020015386 Communication apparatus with selective route optimization capabilities
02/07/2002US20020015209 Data signal transfer method with simplified switching
02/07/2002US20020015204 Multiple input waveguide grating router for broadcast and multicast services
02/07/2002DE10036222A1 Verfahren zum Betreiben eines Datenübertragungsnetzwerks A method of operating a data transmission network
02/06/2002EP1178699A2 Transport interface for time division frames
02/06/2002EP1178698A2 Unused bandwidth allocation in passive optical networks
02/06/2002EP1178636A2 Synchronous data transmission system
02/06/2002EP1178633A1 Channel grouping system and switching device
02/06/2002EP1178338A2 Parallel data transmission through segmented waveguides of large diameter
02/06/2002EP1177659A1 Routing device
02/06/2002EP1177657A1 Optical communications network
02/06/2002EP1177656A1 Optical communications network
02/06/2002EP1177501A1 Method and system in a telephone switching system
02/06/2002EP0909498A4 Interactive method and apparatus for the generation of leads
02/06/2002CN1335041A Internal routing through multi-staged ATM node
02/06/2002CN1335040A Segmented performance monitoring of multi-stage ATM node
02/06/2002CN1335038A System and method for prioritizing multicast packets in network service class
02/06/2002CN1335009A Connection admission control based on bandwidth and buffer usage
02/06/2002CN1334670A Method and device for providing all-number loop with power supply optimization mode
02/06/2002CN1334665A Method and system for providing end-to-end protection in point-to-multipoint access-to network
02/06/2002CN1078997C Process for transferring data packets between emulated LANs
02/06/2002CN1078996C Process for determining target ATM address
02/06/2002CN1078989C Optical wavelelngth multi plexing and demultiplexing device and optical transmission system using same
02/05/2002US6345323 Computer interconnection system
02/05/2002US6345136 Tuneable add/drop multiplexer
02/05/2002US6345133 Functional device based on focusing-concave gratings for multi-wavelength channel manipulation
02/05/2002US6345091 Telecommunication system and method for implementing an ISDN PBX interface
02/05/2002US6345056 Method and apparatus for transmitting compressed packetized voice over ATM
02/05/2002US6345054 Cell relay communication method, cell relay communication system and cell relay communication equipment
02/05/2002US6345052 Method and apparatus for the reliable transition of status signals from an interface device when using a localized sampling architecture
02/05/2002US6345051 Method and apparatus for multiplexing of multiple users on the same virtual circuit
02/05/2002US6345050 Method for manipulating cells in a high speed communication system
02/05/2002US6345049 Network system and communication device
02/05/2002US6345048 ATM-based distributed virtual tandem switching system
02/05/2002US6345040 Scalable scheduled cell switch and method for switching
02/05/2002US6345037 Method and apparatus for auto detection of AAL5 type frames