Patents
Patents for H04Q 11 - Selecting arrangements for multiplex systems (43,004)
11/2002
11/21/2002US20020171451 Crosspoint switch circuit and switch cell electronic circuit
11/21/2002DE10147457A1 Netzabschlussgerät für ein Telefonnetz Network termination unit for a telephone network
11/21/2002DE10122422A1 Method for adjusting bandwidth in a connection between two communications terminals in a data network allocates a transmission channel to the connection for transmitting data.
11/21/2002DE10122419A1 Verfahren zur dynammischen Kanalzuordnung A method for channel assignment dynammischen
11/20/2002EP1259093A2 Network termination device for a telephone network
11/20/2002EP1259037A1 Method and devices for the interworking of nodes
11/20/2002EP1259034A2 Determining service outage duration of a data cell stream
11/20/2002EP1259014A2 DWDM network
11/20/2002EP1258756A2 Photonic switch
11/20/2002EP1258116A1 Switching system and method having low, deterministic latency
11/20/2002EP1258114A1 Method and device for data traffic shaping
11/20/2002EP1258113A1 Optical free space signalling system
11/20/2002EP1257853A1 Wraparound optical switch matrix
11/20/2002EP0934673B1 Digital communications system
11/20/2002EP0933004B1 Atm communications system and method
11/20/2002EP0711477B1 Method for synchronizing subscriber equipments, a base station and a subscriber equipment
11/20/2002CN1380759A Optical cross connection
11/20/2002CN1094710C Method of allocating resources efficiently in communication system which does not permit switching in real time
11/20/2002CN1094707C Network synchronous device
11/19/2002US6484209 Efficient path based forwarding and multicast forwarding
11/19/2002US6484139 Voice frequency-band encoder having separate quantizing units for voice and non-voice encoding
11/19/2002US6483904 Method and system for high-speed interface access to a computer network using a subscriber telephone line
11/19/2002US6483900 Method and apparatus for obtaining telephone status over a network
11/19/2002US6483855 Communication content recording apparatus and method
11/19/2002US6483853 Communications system for transmission of datagram packets over connection-oriented networks
11/19/2002US6483842 Multimedia switching system
11/19/2002US6483839 Apparatus and method for scheduling multiple and simultaneous traffic in guaranteed frame rate in ATM communication system
11/19/2002US6483838 Combined header parameter table for ATM node
11/19/2002US6483834 System for creating switched virtual circuits to transport information over an ATM network
11/19/2002US6483832 IP multicast over routed ATM network using lane
11/19/2002US6483810 ATM switching apparatus applicable to short cell
11/19/2002US6483809 High speed transfer of failure information in an ATM network
11/19/2002US6483808 Method of optimizing routing decisions over multiple parameters utilizing fuzzy logic
11/19/2002US6483807 Distributed control of service category request mapping
11/19/2002CA2231758C Improved system for routing packet switched traffic
11/19/2002CA2231230C System for managing telecommunications
11/19/2002CA2228263C Improved communication switch
11/19/2002CA2212799C Reliable atm microwave link and network
11/19/2002CA2091737C Digital telephone system noise reduction circuit
11/15/2002CA2385999A1 Method and system for allocating and controlling labels in multi-protocol label switched networks
11/14/2002WO2002091791A1 Method for dynamic channel allocation
11/14/2002WO2002091790A2 System and method for reliably communicating telecommunication information
11/14/2002WO2002091652A2 Intelligent concentrator
11/14/2002WO2002091636A2 Terrestrial optical communication network of integrated fiber and free-space links which requires no electro-optical conversion between links
11/14/2002WO2002091202A1 System and method for distributed processing of packet data containing audio information
11/14/2002WO2002091045A2 Compact tunable optical wavelength interleaver
11/14/2002WO2002091031A2 N-way broadcast/narrowcast combiner
11/14/2002WO2002091029A2 Split redundant trunk architecture using passive splitters and path switching
11/14/2002WO2002017526A3 Optical communications network with protection paths
11/14/2002WO2001084820A3 Power management for line-powered telecommunication equipments
11/14/2002US20020168131 Wavelength power equalization by attenuation in an optical switch
11/14/2002US20020168129 System and method for bridge and roll in a photonic switch
11/14/2002US20020167970 Method and system for conveying multiple calls on a single telephone line
11/14/2002US20020167968 Method of and apparatus for transmitting data at a time-variable data rate
11/14/2002US20020167966 Fiber optic synchronous digital hierarchy telecommunication network provided with a protection system shared on the network
11/14/2002US20020167964 Method and apparatus for egress channel architecture that supports protection within SONET/sdh based networks
11/14/2002US20020167957 Method and apparatus for scheduling data on a medium
11/14/2002US20020167955 Packet transfer device and packet transfer method adaptive to a large number of input ports
11/14/2002US20020167938 Packet switching apparatus
11/14/2002US20020167912 Method and apparatus for identifying hierarchical data structures
11/14/2002US20020167911 Method and apparatus for determining jitter buffer size in a voice over packet communications system
11/14/2002US20020167897 Redundant changeover apparatus
11/14/2002US20020167895 Method for restoring diversely routed circuits
11/14/2002US20020167697 Method and apparatus for free-space optical communication without eletro-optical conversion
11/14/2002US20020167694 Split redundant trunk architecture using passive splitters and path switching
11/14/2002DE10123193A1 Verfahren und Vorrichtungen zur Datenübertragung mit zeitlich veränderlicher Datenrate Methods and apparatus for data transmission with time-varying data rate
11/13/2002EP1257145A1 Method and apparatus for data transmission with time-dependent data rates
11/13/2002EP1257099A2 Automatic load balancing in switch fabrics
11/13/2002EP1256257A1 Equivalent switching method for transmission devices in mpls networks
11/13/2002EP1256239A2 Network management
11/13/2002EP0740875B1 Method and system for controlling statistically multiplexed atm bus
11/13/2002CN1379941A Narrowband applications using ATM switching and transport
11/13/2002CN1379939A Private network access point router for interconnecting among internet route providers
11/13/2002CN1379564A Short message receiving-transmitting platform system based on paging platform for fixed telephones and its working method
11/13/2002CN1094277C 通信网络的动态带宽分配 Dynamic bandwidth allocation of a communication network
11/12/2002US6480977 Multi-protocol monitor
11/12/2002US6480921 Reducing internal bus speed in a bus system without reducing readout rate
11/12/2002US6480891 Embedded code memory size reduction in asynchronous mode transfer devices
11/12/2002US6480608 Method for exchanging cryptographic keys in an ATM network using multiple virtual paths or circuits
11/12/2002US6480600 Call and data correspondence in a call-in center employing virtual restructuring for computer telephony integrated functionality
11/12/2002US6480583 Method for providing information services in characters through ISDN
11/12/2002US6480575 Structure and circuit topology for a remotely actuated bypass splitter
11/12/2002US6480511 Arrangement for synchronization of a stream of synchronous traffic delivered by an asynchronous medium
11/12/2002US6480509 Communication system using a compressed connection
11/12/2002US6480499 Data transfer
11/12/2002US6480495 Connectionless communications network
11/12/2002US6480494 Switching system data interface
11/12/2002US6480493 System for managing telecommunications
11/12/2002US6480485 Packet radio network with charging information collected by nodes and forwarded to billing center
11/12/2002US6480468 Repeater
11/12/2002US6480467 Conformance definitions for guaranteed frame rate service
11/12/2002US6480466 Terminal switching apparatus and method
11/12/2002US6480310 PDS structured optical subscriber system
11/12/2002US6480309 Optical gate based optical space division switch
11/12/2002CA2225873C Active/standby routing system on atm network
11/08/2002CA2385215A1 System and method for bridge and roll in a photonic switch
11/07/2002WO2002089519A1 Improvements in a third generation cellular network
11/07/2002WO2002089495A2 Interworking of b-side subscriber features for subscribers in a telecommunication on network
11/07/2002WO2002089401A2 Improvements in and relating to telecommunications networks
11/07/2002WO2002089392A1 Bit-level control for dynamic bandwidth allocation