Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
01/2005
01/06/2005US20050002601 Strictly non-blocking switch core having optimized switching architecture based on reciprocity conditions
01/06/2005US20050002600 Wavelength cross-connect
01/06/2005US20050002597 Integrated optical router and wavelength convertor matrix
01/06/2005US20050002387 One-bounce network
01/06/2005US20050002386 Signal repeater and switching device, method of detecting connecting relation between signal repeater and switching device and communication system
01/06/2005US20050002344 Universal subscriber communicator module and external software-containing data storage device
01/06/2005US20050002336 Rate adaption within a tdm switch using bit stuffing
01/06/2005US20050002329 Method and apparatus for a hybrid variable rate pipe
01/05/2005EP1494382A2 Ethernet passive optical network for convergence of broadcasting and communication
01/05/2005EP1493300A1 Protocol multiplexing systems and methods using timers and predetermined triggering events to ensure forming carrying packets comprising multiplexed packets belonging to only one ritual channel
01/05/2005EP1493299A1 Signal processing unit with serial time multiplex connections between signal processing and control means
01/05/2005EP1493298A1 Method and apparatus for mutliplexing dial-up internet sessions
01/05/2005EP1493285A1 Call hold / terminal portability in h.323/isup-bicc-sip networks
01/05/2005EP1493239A2 Synchronization in a communication system
01/05/2005EP1492814A2 Novel peptides and the application thereof in therapy
01/05/2005EP1366606A4 Apparatus and methods for establishing virtual private networks in a broadband network
01/05/2005EP1212861A4 Optical fiber ring communication system
01/05/2005EP0891683B1 Combined minicell alignment and header protection method and apparatus
01/05/2005CN1561651A Scaleable wormhole-routing concentrator
01/05/2005CN1561617A Method for desensitizing packet-based connection of subscribers to a switching system
01/05/2005CN1183720C Optical communication network, node used in it and method for operating the node
01/05/2005CN1183719C Scalable multistage interconnection network architecture and method for performing in-service upgrade thereof
01/05/2005CN1183706C Operation and maintenance of clock distribution networks having redundancy
01/04/2005US6839871 Method for transparent multiplexing of SONET/ SDH streams
01/04/2005US6839556 System and method of providing information to a subscriber through a wireless device
01/04/2005US6839514 Method and apparatus for operation, protection, and restoration of heterogeneous optical communication networks
01/04/2005US6839482 Tunable optical filtering device and method
01/04/2005US6839480 Optical switching apparatus, optical transmission system and method of setting up for optical signal route
01/04/2005US6839472 Solid state optical interconnect system
01/04/2005US6839425 Integrated analog/digital telephone network interface circuit design
01/04/2005US6839359 Method and apparatus for mapping data packets between lines of differing capacity at a router interface
01/04/2005US6839354 Scheduling circuit and scheduling method for dealing with service classes with differing priorities
01/04/2005US6839352 SONET physical layer device having ATM and PPP interfaces
01/04/2005US6839344 Transport mechanism for ISDN backhaul over IP
01/04/2005US6839341 Device capable of accommodating existing voice terminals
01/04/2005US6839330 Method and apparatus for improving asynchronous transfer mode operation over noisy, high speed wireless links
01/04/2005US6839329 Cell flow synchronization establishing system of wireless ATM access system
01/04/2005US6839322 Method and system for optical routing of variable-length packet data
12/2004
12/30/2004US20040264967 Configurable optical signal processing device with wideband sources
12/30/2004US20040264963 Optical network unit, wavelength splitter, and optical wavelength-division multiplexing access system
12/30/2004US20040264961 Ethernet passive optical network system, and optical network terminal and optical line terminal provided in the same
12/30/2004US20040264960 Generic multi-protocol label switching (GMPLS)-based label space architecture for optical switched networks
12/30/2004US20040264843 Optically powered optically controlled optical switch
12/30/2004US20040264496 Communications system with symmetrical interfaces and associated methods
12/30/2004US20040264468 Method for the suppression and expansion of packet header information in cable modem and cable modem termination system devices
12/30/2004US20040264460 IP switch, interface circuit and ATM switch used for IP switch, and IP switch network system
12/30/2004US20040264447 Structure and method for combining deterministic and non-deterministic user interaction data input models
12/30/2004US20040264444 Telecommunications system
12/30/2004US20040264443 Digital subscriber line access network with improved authentication, authorization, accounting and configuration control for multicast services
12/30/2004US20040264440 Ring overlay network dedicated to carry broadcast traffic to DSLAMs
12/30/2004US20040264400 Ethernet passive optical network for convergence of broadcasting and communication
12/29/2004WO2004114577A2 Event scheduling for multi-port xdsl transceivers
12/29/2004WO2004095874A3 Architecture, method and system of multiple high-speed servers for wdm based photonic burst-switched networks
12/29/2004WO2004077796A3 Method and apparatus for providing conference call announcement using sip signalling in a communication system
12/29/2004WO2004064263A3 Integrated pon processor
12/29/2004WO2004032420A3 Algorithm for dynamic provisioning of fail-over support in generalized multi-protocol label switching enabled networks
12/29/2004EP1492381A1 Digital subscriber line access network with improved authentication, authorization, accounting and configuration control for multicast services
12/29/2004EP1492380A1 Configurable optical signals processing device with broadband sources.
12/29/2004EP1492292A1 Methods and systems for digital data transmission
12/29/2004EP1491067A1 Method and systems for optimizing adsl connections in dsl access multiplexor
12/29/2004EP1491066A1 Optical cross-connector containing a multi-stage clos network in which a single-stage matrix comprises one stage of the clos network
12/29/2004EP1490714A2 Multiple-axis control system for an optical switch
12/29/2004EP1382156A4 Adsl access multiplexer connected to ethernet and adsl network system using the same
12/29/2004EP1223846A4 Method and apparatus for hip retraction
12/29/2004EP0981879B1 Method and device for controlling bit rate conformity of data cells
12/29/2004CN1559159A Device and method for transmitting a plurality of signals by means of multi-stage protocol processing
12/29/2004CN1182741C Method for producing ATM cell for low bit speed rate application
12/29/2004CN1182692C Terminal adapter management method and system
12/29/2004CN1182676C Image grouping communication system
12/29/2004CN1182674C Method and apparatus for operation, protection and restoration of heterogenous optical communication network
12/28/2004US6836851 Two-step synchronization method in which two modules are synchronized first by frequency followed by a synchronization in phase
12/28/2004US6836621 Tunable device for and method of extracting and inserting optical carriers in optical communications networks
12/28/2004US6836582 Optical switching device and a method of controlling the device
12/28/2004US6836515 Multi-modulation radio communications
12/28/2004US6836486 Switching of low order data structures using a high order switch
12/28/2004US6836483 Message system for asynchronous transfer
12/28/2004US6836482 Method of transmission and transmission system
12/28/2004US6836353 Redundant switch fabric methods and system for switching of telecommunication signals
12/23/2004WO2004112421A1 System packet interface
12/23/2004US20040261094 Methods and systems for providing video on demand over a communication network using managed quality of service, bandwidth allocation and/or user profiles
12/23/2004US20040259538 Wireless multipurpose communication system
12/23/2004US20040258411 Node for an optical network
12/23/2004US20040258409 Optical reroutable redundancy scheme
12/23/2004US20040258408 Method and apparatus for regenerating optical signals in an all-optical cross-connect switch
12/23/2004US20040258407 Adaptive framework for closed-loop protocols over photonic burst switched networks
12/23/2004US20040258406 Methods and apparatus for control of optical switching arrays
12/23/2004US20040258351 Wavelength selective switch
12/23/2004US20040258349 Modular cross connect system with 3d-mems for optical telecommunication networks
12/23/2004US20040258099 Clock synchronisation over a packet network
12/23/2004US20040258058 Multi-rate, multi-protocol, multi-port line interface for a multiservice switching platform
12/23/2004US20040258010 Distributed automatically-configuring switching system
12/23/2004US20040257982 Method and communication system for establishing at least one fail safe communication link
12/23/2004DE19647262B4 Anruf-Signalisierungsvorrichtung zum Betreiben an einem ISDN-Anschluß Call signaling device for operating on an ISDN connection
12/23/2004DE10324605A1 Verfahren und Netzelement zur Verarbeitung von Overheaddaten eines Transportmoduls Method and network element for processing overhead data of a transport module
12/23/2004DE10204618B4 Verfahren und Anordnung zur Übertragung von Qualitätskriterien einer synchronen Netzhierarchie Method and apparatus for transmitting quality criteria of a synchronous network hierarchy
12/22/2004EP1489877A2 Dynamic bandwidth allocation method considering multiple services in ethernet passive optical network system
12/22/2004EP1489791A2 Time based scheduler architecture and method for ATM networks
12/22/2004EP1488580A1 Method and arrangement for dinamic allocation of network resources
12/22/2004EP1488573A2 Supervisory channel in an optical network system
12/22/2004EP1488572A1 Allocating connections in a communication system