Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
08/2001
08/08/2001CN1307690A Planar array optical switch and method
08/08/2001CN1307421A Switching route system
08/08/2001CN1069470C Multiplexing/demultiplexing unit
08/07/2001US6272681 Cable modem optimized for high-speed data transmission from the home to the cable head
08/07/2001US6272553 Multi-services communications device
08/07/2001US6272548 Dead reckoning routing of packet data within a network of nodes having generally regular topology
08/07/2001US6272496 Method for creating and modifying similar and dissimilar databases for use in private branch exchange configurations for telecommunication systems
08/07/2001US6272494 Apparatus and method for supporting actual effect information determination, and machine readable recording medium with actual effect information determination supporting program recorded therein
08/07/2001US6272219 Access network with an integrated splitter
08/07/2001US6272217 Routing call processing communications in a telecommunications system
08/07/2001US6272209 Lifeline telephony provision for voice over digital subscriber line
08/07/2001US6272181 Method and device for the aggregation of signals from sampling values
08/07/2001US6272154 Reconfigurable multiwavelength network elements
08/07/2001US6272151 Scalable multimedia network
08/07/2001US6272146 Bus connection set up and tear down
08/07/2001US6272144 In-band device configuration protocol for ATM transmission convergence devices
08/07/2001US6272142 Telecommunications tandem system for circuit-based traffic
08/07/2001US6272139 Signaling protocol for rerouting ATM connections in PNNI environments
08/07/2001US6272137 ATM transmission system with subsystems interconnected through reduced number of signal lines
08/07/2001US6272128 Method and system for emulating a T1 link over an ATM network
08/07/2001US6272127 Network for providing switched broadband multipoint/multimedia intercommunication
08/07/2001US6272126 Internetwork telephony with enhanced features
08/07/2001US6272111 Routing system
08/07/2001US6272110 Method and apparatus for managing at least part of a communications network
08/07/2001US6272109 Hierarchical schedules for different ATM traffic
08/07/2001US6271949 Optical communication system using wavelength-division multiplexed light
08/07/2001US6271946 Optical layer survivability and security system using optical label switching and high-speed optical header generation and detection
08/07/2001CA2235690C An integrated services director (isd) overall architecture
08/07/2001CA2213673C Micro-frame multiplex transmitter
08/07/2001CA2169960C Broadband intelligent telecommunications network and method providing enhanced capabilities for customer premises equipment
08/07/2001CA2096206C Methods and system for immediately connecting and reswitching digital cross-connect networks
08/03/2001CA2334131A1 Data channel reservation in optical burst-switched networks
08/02/2001WO2001056327A1 Device and method for packet inspection
08/02/2001WO2001056326A1 Configurable statistical data structure
08/02/2001WO2001056237A1 Method and device for equalising transmission running times during the transmission of data through several transmission channels
08/02/2001WO2001056233A1 Broadband communications access device
08/02/2001WO2001056230A2 Method and apparatus for routing data-carrying optical signals
08/02/2001WO2001056227A1 Synchronous detection circuit, synchronous control device including synchronous detection circuit, and synchronous detection method
08/02/2001WO2001056211A1 Optical protection system for liquid crystal switches
08/02/2001WO2001056206A1 Method for manifesting alarms in a telecommunication network
08/02/2001WO2001056203A2 Cross-connect protection
08/02/2001WO2001055751A2 System and method for optically switching/routing optical channels of any wavelength to any fiber
08/02/2001WO2000076167A3 Method for downloading control software
08/02/2001WO2000004660A9 Optical communication system that transmits and receives data through free space
08/02/2001US20010011015 System and method for automatic area code updating
08/02/2001US20010010695 Method of carrying out multiplex transmission of subscriber service signals
08/02/2001US20010010692 Memory organization in a switching device
08/02/2001US20010010681 SVC routing in network with static routing tables
08/02/2001DE10002126A1 Verfahren und Anordnung zur Übertragung von Informationen Method and apparatus for transmitting information
08/01/2001EP1120989A1 Method and apparatus for providing network protection at input/output interfaces of a cross-connect switch
08/01/2001EP1120988A2 Method for upgrading fiber optics networks rings
08/01/2001EP1120987A1 Cross-connect protection
08/01/2001EP1120005A2 Method for transmitting digital information structured in bit groups according to a protocol designed for another bit group structure
08/01/2001EP1119952A1 Device, method, and system for implementing quality of service zero latency networks using dense wavelength division multiplexing
08/01/2001EP1119950A2 Method for setting up a communication link in a telecommunication network
08/01/2001EP1119945A1 Frame control method and apparatus
08/01/2001EP1119795A1 Optical filter, adjustable add-drop-continue module and circuit for bundled cross-connect functionality
08/01/2001EP1119792A2 Micromachined members coupled for relative rotation by torsional flexure hinges
08/01/2001CN1306709A NXM digitally programmable optical routing switch
08/01/2001CN1306646A System and method for managing internet user access
08/01/2001CN1306630A Mirror based fiber optica switch and control system
08/01/2001CN1306376A Group message header structure and method of controlling group transmitting
08/01/2001CN1306364A System and method of changing service quality in communicating system
07/2001
07/31/2001US6269404 Virtual network architecture for connectionless LAN backbone
07/31/2001US6269149 System and method for enhancing a communication link
07/31/2001US6269101 Network server platform for a hybrid fiber twisted pair local loop network service architecture
07/31/2001US6269100 Channel transfer with retrieve
07/31/2001US6269098 Method and apparatus for scaling number of virtual lans in a switch using an indexing scheme
07/31/2001US6269097 Time switch with the control memory
07/31/2001US6269096 Receive and transmit blocks for asynchronous transfer mode (ATM) cell delineation
07/31/2001US6269095 B-channel synchronization for G 723 1 vocoding
07/31/2001US6269083 ATM network communication route monitoring system
07/31/2001US6269081 Communications system for receiving and transmitting data cells
07/31/2001US6269079 Systems, methods and computer program products for distributing connection information between ATM nodes
07/31/2001US6269077 ATM link switching over method and apparatus
07/31/2001CA2150541C Telecommunication switch with programmable communications services
07/26/2001WO2001054449A1 Method and apparatus in a computer network
07/26/2001WO2001054448A1 Method and device for controlling access to a communications network
07/26/2001WO2001054447A1 Device for optimal processing of information in a packet-oriented transmission
07/26/2001WO2001054425A2 Network management
07/26/2001WO2001054365A1 System and method for measurement-based adaptive caching of virtual connections
07/26/2001WO2001054363A1 Intelligent network and method for providing voice telephony over atm and private address translation
07/26/2001WO2001054362A1 Intelligent policy server system and method for bandwidth control in an atm network
07/26/2001WO2001054361A1 Intelligent network and method for providing voice telephony over atm and closed user groups
07/26/2001WO2001054360A1 Intelligent network and method for providing voice telephony over atm and alias addressing
07/26/2001WO2001054359A1 Intelligent network and method for providing voice telephony over atm
07/26/2001WO2001054358A2 Voice over digital subscriber line with an embedded voice gateway module
07/26/2001WO2001054354A1 Intelligent network and method for providing voice telephony over atm and point-to-multipoint connectivity
07/26/2001WO2001054352A1 Method and device for transferring variable-length frame
07/26/2001WO2001054347A2 Creating an optical trail across an optical transport network
07/26/2001WO2001054325A1 Surveillance of defectively transmitted data by means of changing synchronisation flags
07/26/2001WO2001053864A1 Wavelength-selective module
07/26/2001WO2001017312A3 Method and device for processing signaling information in a telecommunications network
07/26/2001WO2000076121A3 Communications arrangements
07/26/2001WO2000046957A9 Boundary router for interconnecting communication networks across a long-haul optical network
07/26/2001US20010009596 Multi-wavelength cross-connect optical switch
07/26/2001US20010009576 System and method for telephone number verification and identification
07/26/2001US20010009551 ATM switch
07/26/2001US20010009550 ATM exchange and method of operating the same
07/26/2001US20010009549 Method of injecting/extracting control cells in an asynchronous transfer mode (ATM) network