Patents
Sitemap › H04 - Electric communication technique › H04L - Transmission of digital information, e.g. telegraphic communication › H04L 12 - Data switching networks
Patents for H04L 12 - Data switching networks (448,999)
08/2003
08/21/2003US20030156559 Context relocation method
08/21/2003US20030156558 Extending an allowable transmission distance between a wireless device and an access point by communication with intermediate wireless devices
08/21/2003US20030156557 TBF bi-directional optimization for TCP
08/21/2003US20030156553 'Shield': protecting high priority channel access attempts in overlapped wireless cells
08/21/2003US20030156552 Apparatus and method for unilateral topology discovery in network management
08/21/2003US20030156550 Method of dynamically transmitting data packets using RTP and RTCP protocols
08/21/2003US20030156549 Method and system for evaluating wireless applications
08/21/2003US20030156548 Methods and systems for testing throughput of a packet-based communications node
08/21/2003US20030156546 Method of decoding uplink status flags for RT-EGPRS users
08/21/2003US20030156544 Packet reception apparatus and packet reception method
08/21/2003US20030156543 Dynamic optimal path selection in multiple communications networks
08/21/2003US20030156542 Congestion indication for flow control
08/21/2003US20030156541 Method and system for reserving resources on an MPLS path
08/21/2003US20030156540 Rate allocation and control for multicast services in wireless networks
08/21/2003US20030156537 Packet data serving node (PDSN) load optimization
08/21/2003US20030156536 Node, an optical/electrical path integrated network using the node, and a program which controls the node
08/21/2003US20030156535 Inverse multiplexing of managed traffic flows over a multi-star network
08/21/2003US20030156390 Wireless LAN card with efficient productivity
08/21/2003US20030156218 Method and apparatus of multiplexing a plurality of channels in a multimedia system
08/21/2003US20030156093 Data communication system, data communication method, data communication apparatus and digital interface
08/21/2003US20030156022 Transmitter of tire condition monitoring apparatus and tire condition monitoring apparatus
08/21/2003US20030156013 Power line communications method
08/21/2003DE10204624C1 Verfahren zur Weiterführung einer Kommunikationsverbindung unter Einbeziehung mehrerer Funk-Kommunikationssysteme Process for the continuation of a communication link using several radio communication systems
08/21/2003CA2779033A1 A method and an apparatus for terminating a user from a group call in a group communication network
08/21/2003CA2485855A1 Network synchronization architecture for a broadband loop carrier (blc) system
08/21/2003CA2476641A1 Method and apparatus for reserving and releasing bandwidth over a cable network for packet-switched telephony connection
08/21/2003CA2476197A1 A server for initiating a group call in a group communication network
08/21/2003CA2476196A1 A communication device for initiating a group call in a group communication network
08/21/2003CA2475995A1 A method and an apparatus for registering a user in a group communication network
08/21/2003CA2475398A1 A method and an apparatus for removing a member from an active group call in a group communication network
08/21/2003CA2475394A1 A server for joining a user to a group call in a group communication network
08/21/2003CA2475161A1 Adaptive measurement of round-trip time in automatic retransmission request (arq) protocols using an abort timer started at receipt of a negative acknowledgement (nak)
08/21/2003CA2475103A1 Method and apparatus for integrated network planning and business modeling
08/21/2003CA2472953A1 Presence tracking and name space interconnection techniques
08/21/2003CA2471283A1 Initiating connections through firewalls and network address translators
08/21/2003CA2470734A1 System for estimating network traffic characteristics of executable software applications
08/20/2003EP1337128A1 Cell counter for utopia interface
08/20/2003EP1337127A1 Wireless response and voting system
08/20/2003EP1337125A2 Method for relocating SRNS in a mobile communication system
08/20/2003EP1337124A2 Context relocation method
08/20/2003EP1337100A2 Voice activity detection based on far-end and near-end statistics
08/20/2003EP1337096A1 Telephone directory assistane method and telephone directory assistance system
08/20/2003EP1337092A1 Monitoring method and splitter for network terminal equipment
08/20/2003EP1337089A2 System and method for maintaining the physical location association of an IP telephone
08/20/2003EP1337087A2 Security key distribution using key rollover strategies for wireless networks
08/20/2003EP1337086A1 Method for transmitting data packets using RTP and RTCP protocols
08/20/2003EP1337084A2 Home networking with backwards compatibility
08/20/2003EP1337080A2 Method of controlling the network devices
08/20/2003EP1337079A1 System, apparatus and method for pre-routing network events
08/20/2003EP1337078A1 Trunk groups selection in a communication network based on load balance
08/20/2003EP1337076A1 Relay device
08/20/2003EP1337075A2 Hybrid ARQ system with data and control channel for packet data transmission
08/20/2003EP1337074A1 System for network management with rule validation
08/20/2003EP1337073A1 Software installation in a network management system by means of a utility server
08/20/2003EP1337072A1 Call charging method and related network elements
08/20/2003EP1337071A2 Transmission burst time indications for power saving
08/20/2003EP1337068A1 Interference measurement
08/20/2003EP1337067A2 Method and system for data transmission in a multipoint connection
08/20/2003EP1337061A1 Method of dynamically transmitting data packets using RTP and RTCP protocols
08/20/2003EP1337055A2 Method and system for the provision of information and communication in vehicles
08/20/2003EP1336511A1 Transmitter of tire condition monitoring apparatus and tire condition monitoring apparatus with this transmitter
08/20/2003EP1336319A2 Sequencing of user data packets segmented into aal2 packets transported over internet protocol (ip)
08/20/2003EP1336314A1 Method, apparatus and radio access network for establishing a connection between an external network to a user equipment
08/20/2003EP1336312A1 Controlling channel switching in a umts network
08/20/2003EP1336310A2 Methods and apparatus for identifying asset location in mobile communication networks
08/20/2003EP1336286A2 Link-lock device and method of monitoring and controlling a link for failures and intrusions
08/20/2003EP1336282A1 Device and method for controlling data traffic in a tcp/ip data transmission network
08/20/2003EP1336281A2 Method for class of service weight adaptation
08/20/2003EP1336280A1 System control through portable devices broadcasting inquiry messages with an additional data field
08/20/2003EP1336279A1 Information flow control in a packet network based on variable conceptual packet lengths
08/20/2003EP1336278A1 System and method for connecting nodes to a network via non-network compliant link
08/20/2003EP1336277A2 Methods and apparatus for identifying asset location in mobile communication networks
08/20/2003EP1336276A2 System and method for anonymous bluetooth devices
08/20/2003EP1336275A2 Network revision system with local system ports
08/20/2003EP1336274A2 Routing costs in data networks
08/20/2003EP1336273A2 Method of bus arbitration in a multi-master system
08/20/2003EP1336140A2 Data encoding method and system
08/20/2003EP1320233A9 Protocol tester with at least two channels
08/20/2003EP1232458A4 Combining internet protocols for session setup, teardown, authentication, authorization, and accounting using the differentiated services model
08/20/2003EP1116360B1 Network and coupling device for connecting two segments in such a network
08/20/2003EP1095479A4 User-transparent auto resynchronization of keyless entry system
08/20/2003EP1074104B1 Method for synchronisation in a communication network and implementing appliances
08/20/2003EP1033013B1 Method for relaying ip application frames in an atm switch with distributed network architecture
08/20/2003EP0960536B1 Queuing structure and method for prioritization of frames in a network switch
08/20/2003EP0939928B1 A method for determining the number of accesses granted during wcl and apparatus
08/20/2003EP0721614B1 Virtual reality network
08/20/2003CN2567939Y CAV intelligence repeater/network bridge
08/20/2003CN2567881Y Programmable intelligence exchange
08/20/2003CN1437836A Message piggybacking during transport medium congestion
08/20/2003CN1437835A A method for performing a mobile user terminal route update in a telecommunication network operated based on the internet protocol
08/20/2003CN1437833A Update of producer-specific hardware information on the producer-independent OMC-NMC interface in a mobile radio network
08/20/2003CN1437832A Hybrid cellular network system and communications method
08/20/2003CN1437830A Method for making data transmission more effective and a data transmission protocol
08/20/2003CN1437829A Efficient early protocol detecting method
08/20/2003CN1437822A A method and system for providing location dependent information
08/20/2003CN1437819A Systems for customizing behaviors and interfaces in service invocations
08/20/2003CN1437818A Method for facilitating electronic communications
08/20/2003CN1437817A Methods and systems for connecting telephony exchanges to packet switched networks using virtual trunks
08/20/2003CN1437816A Method and apparatus for gigabit packet assignment for multithreaded packet processing
08/20/2003CN1437815A System and process for high-availability, direct, flexible and scalable switching of data packets in broadband networks
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