Patents for H04L 12 - Data switching networks (448,999)
05/2002
05/02/2002EP1202523A2 Device and method for synchronizing databases in distributed communications systems
05/02/2002EP1202522A2 Terminal and signal conversion apparatus for a Media communications system
05/02/2002EP1202521A1 A method for processing in a gatekeeper of an internet protocol network
05/02/2002EP1202520A1 Method and device for data transmission in a television system
05/02/2002EP1202508A1 Dynamic fragmentation of information
05/02/2002EP1202507A1 Telecommunications systems
05/02/2002EP1202506A1 A method for informing of the specific data handling capacity of a telecommunications network node
05/02/2002EP1202505A2 Apparatus and method for packet transmission
05/02/2002EP1202504A2 Router line card protection using One-for-N redundancy
05/02/2002EP1202503A2 Router network protection using mulitple facility interfaces
05/02/2002EP1202502A2 System and method for router central arbitration
05/02/2002EP1202501A2 Hierarchical bandwidth management in multiservice networks
05/02/2002EP1202500A2 APS/port mirroring
05/02/2002EP1202499A2 Routing of broadband packetized data
05/02/2002EP1202498A2 Datapipe routing bridge
05/02/2002EP1202497A2 Network communication apparatus and bridge apparatus
05/02/2002EP1202496A2 Method and devices for implementing a continued packet-switched radio connection
05/02/2002EP1202495A2 Methodology for managing power consumption in master driven time division duplex wireless network
05/02/2002EP1202494A2 Method and system for remotely maintaining and provisioning equipment over a wide area network
05/02/2002EP1202493A2 Friend configuration and corresponding method for network devices
05/02/2002EP1202492A2 Network device and method for detecting a link failure in a network
05/02/2002EP1202491A2 Measuring network performance parameters in data communication networks
05/02/2002EP1202490A2 Communication control apparatus and method
05/02/2002EP1202489A2 Classified on-line chat
05/02/2002EP1202482A2 Method for allocating resources
05/02/2002EP1202481A2 Method and system for transmitting information from a stationary computer to a computer on board of a vehicle
05/02/2002EP1202473A1 Radio communication system and communication terminal apparatus used therein
05/02/2002EP1202466A2 Wireless communication unit
05/02/2002EP1202464A1 Method and device for managing a communication network
05/02/2002EP1202202A2 Validation and audit of e-media delivery
05/02/2002EP1202183A2 Active ports in a transfer controller with hub and ports
05/02/2002EP1202182A1 Apparatus and method for an interface unit for data transfer between a host processor and a digital signal processor in the asynchronous transfer mode
05/02/2002EP1202176A1 Message-based software system
05/02/2002EP1202175A2 System and method for distributed management of shared computers
05/02/2002EP1202173A2 System for efficient transfer of object portions in distributed databases
05/02/2002EP1202151A2 Data transfer control device and electronic equipment
05/02/2002EP1201100A1 Method and apparatus for fast reroute in a connection-oriented network
05/02/2002EP1201092A2 Object request broker with capability to handle multiple associated objects
05/02/2002EP1201078A2 Business model for leasing storage space on a digital recorder
05/02/2002EP1201076A1 Network for telephony and data communication
05/02/2002EP1201067A2 Processing data packets
05/02/2002EP1201064A1 Method of and system for providing quality of service in ip telephony
05/02/2002EP1201063A1 Narrowband applications using atm switching and transport
05/02/2002EP1201062A1 Protected routing in a communication network
05/02/2002EP1201061A2 System and method for loop avoidance in multi-protocol label switching
05/02/2002EP1201060A2 Communication management system and method
05/02/2002EP1201055A1 Method and apparatus for wireless communication
05/02/2002EP1201054A1 Method and apparatus for wireless communications having varying data rates
05/02/2002EP1201047A1 Apparatus and method for retransmitting data according to radio link protocol in mobile communication system
05/02/2002EP1201040A1 Channel assignment apparatus and method for common packet channel in a wcdma mobile communication system
05/02/2002EP1200913A1 Method and system for sensing device registration
05/02/2002EP1200912A1 Method and system for user registration
05/02/2002EP1200900A1 Network addressing system and method using telephone numbers
05/02/2002EP1200899A1 Computer for wireless execution of internal or external application program
05/02/2002EP1004190A4 Common time reference for packet switches
05/02/2002EP1004189A4 Packet switching with common time reference
05/02/2002EP0941509A4 System and method for generating a chat room over a computer network
05/02/2002EP0935863B1 Method of routing asynchronously transferred message cells with a 100 % power capacity utilization
05/02/2002EP0934641B1 Bus system bi-directional level adapter
05/02/2002EP0931411A4 Data communication using power lines
05/02/2002EP0858697A4 Computerized payment system for purchasing goods and services on the internet
05/02/2002EP0789879A4 Method and apparatus for dynamically generating and maintaining frame based polling schedules for polling isochronous and asynchronous functions that guarantee latencies and bandwidths to the isochronous functions
05/02/2002DE10053525A1 Method for synchronizing subscribers gives each subscriber waiting to be synchronized an individual timing unit to stay in contact via a communications connection by depending on the synchronization of global times.
05/02/2002DE10052623A1 Bus connection for plug-in electrical unit has variable resistance in plug-in unit, which also contains 4 bus switching arrangements for isolating control, signal, address, data lines
05/02/2002DE10051633A1 Multicasting in einem OCDM-Netzwerk Multicasting in an OCDM network
05/02/2002DE10050769A1 Data evaluation method for packet-oriented data transmission network uses separate accumulation of control information and useful information for both network layer and transport layer
05/02/2002DE10048481A1 Verbindung zwischen einem Terminal und einem Mobilteil Connection between a terminal and a handset
05/02/2002DE10047925A1 Verfahren zur Echtzeitkommunikation zwischen mehreren Netzwerkteilnehmern in einem Kommunikationssystem mit Ethernet-Physik sowie korrespondierendes Kommunikationssystem mit Ethernet-Physik A method for real-time communication between several network users in a communication system with Ethernet physics, Corresponding communication system with Ethernet physics
05/02/2002DE10047923A1 Verfahren zur Erzeugung einer Verbindungs-Redundanz für ein serielles Kommunikationssystem mit einer Mastereinheit und einer Mehrzahl von Slaveeinheiten, die untereinander als Aneinanderreihung von Punkt-zu-Punkt-Verbindungen in Linientopologie verbunden sind, sowie korrespondierendes serielles Kommunikationssystem Method for producing a connection redundancy for a serial communication system with a master unit and a plurality of slave units that are interconnected as a series of point-to-point connections in line topology and corresponding serial communication system
05/02/2002DE10046901A1 Verfahren und Vorrichtung zur Verbesserung der Übertragungsqualität in einem paket-orientierten Datenübertragungsnetz Method and apparatus to improve the transmission quality in a packet-oriented data transmission network
05/02/2002DE10046836A1 Transmitting information from static computer to vehicle computer involves radiating information in defined area around stopping point, receiving on vehicle while in transmission area
05/02/2002CA2426737A1 Telecommunications routing
05/02/2002CA2426375A1 Telecommunications routing
05/02/2002CA2426299A1 Telecommunications routing
05/02/2002CA2361245A1 Hosted asset information management system and method
05/02/2002CA2361243A1 Hosted asset procurement system and method
05/02/2002CA2348422A1 Internet system capable of automatically selecting suitable channels
05/01/2002CN2489516Y Integrated telecontrol device for domestic appliances
05/01/2002CN1347610A Establishing internal control paths in ATM node
05/01/2002CN1347609A Mobile terminal decode failure procedure in wireless local area network
05/01/2002CN1347605A Key management for telephone calls to protect signaling and call packets between CTAs
05/01/2002CN1347601A Methods and apparatus for providing high speed connectivity to hotel environment
05/01/2002CN1347543A Method and device for automatically allocating detector addresses in alarm system
05/01/2002CN1347253A Algorithm for scheduling and distributing packet data service resources in mobile environment
05/01/2002CN1347232A Adaptive polling method of router
05/01/2002CN1347231A Period synchronization between interconnected subnetworks
05/01/2002CN1347230A 网络测试仪器 Network Test Equipment
05/01/2002CN1347229A Three-sector ATM multiplex/demultiplex method based on VPI/VCI
05/01/2002CN1347227A Apparatus and method for automatic acquisition of effective internet protocol configuration in local network
05/01/2002CN1347226A Method for remotely controlling wake-up device over digital integrated service network
05/01/2002CN1347220A Method for implementing split and recombination of sub-layers in ATM adaptive layer by means of FPGA
05/01/2002CN1347206A Method for allocation of radio resource, radio apparatus and radio communication system
05/01/2002CN1347201A Radio communication device and radio channel allocation method
05/01/2002CN1347051A Charge system for network shopping
05/01/2002CN1347039A Hierarchical packet processing device
05/01/2002CN1347037A Network device managing method and network device
05/01/2002CN1084133C Process for dynamic channel allocation in mobile radio networks
05/01/2002CN1084124C Channel changing method
05/01/2002CN1084122C Virtual circuit method for setting up descending in cellular telecommunication
05/01/2002CN1084102C Method of consistent message transmission