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)
04/2003
04/22/2003US6553219 Mobile internet access system and method mapping mobile to internet service provider
04/22/2003US6553218 Distributed wireless online access system
04/22/2003US6553114 System for automatically predicting call center agent work time in a multi-skilled agent environment
04/22/2003US6553105 Enabling and powering of remotely actuated bypass splitters
04/22/2003US6553064 Method and apparatus for performing mobile station assisted hard handoff using error correction codes
04/22/2003US6553060 Method and apparatus for dynamic spectrum allocation
04/22/2003US6553039 Electronic vehicle controller with a databus capability
04/22/2003US6553036 Method and apparatus for preserving loop fairness with dynamic half-duplex
04/22/2003US6553035 Apparatus and method for queuing data
04/22/2003US6553034 Virtual path ring protection method and apparatus
04/22/2003US6553033 Process for optimized transmission of ATM cells over connection elements
04/22/2003US6553032 Packeting timeout spoofing in a wireless data communications network
04/22/2003US6553031 Communication node apparatus with routing tables in cache memories
04/22/2003US6553030 Technique for forwarding multi-cast data packets
04/22/2003US6553029 Link aggregation in ethernet frame switches
04/22/2003US6553028 Method and apparatus for multicast switching using a centralized switching engine
04/22/2003US6553027 Apparatus and method for cascading multiple network switch devices
04/22/2003US6553025 Multiple routing and automatic network detection of a monitored call from an intercepted targeted IP phone to multiple monitoring locations
04/22/2003US6553020 Communications system and method
04/22/2003US6553017 Communication device and method for determining the signal quality of communication resources in a communication system
04/22/2003US6553015 High speed switching of communications links without interrupting ATM cell traffic
04/22/2003US6553014 ATM communication system, process migration method in the ATM communication system, and handover processing method
04/22/2003US6553005 Method and apparatus for load apportionment among physical interfaces in data routers
04/22/2003US6553003 Device and method processing a radio link protocol in a mobile communication system
04/22/2003US6553002 Apparatus and method for routing data packets through a communications network
04/22/2003US6553000 Method and apparatus for forwarding network traffic
04/22/2003US6552999 Asynchronous transfer mode network providing stable connection quality
04/22/2003US6552997 Router network, with saving function, for subordinate LAN at router fault
04/22/2003US6552666 Phase difference detection device and method for a position detector
04/22/2003CA2340109C System and method for analyzing web-server log files
04/22/2003CA2310709C Method for time coordination of the transmission of data on a bus
04/22/2003CA2266157C Method for resource allocation and routing in multi-service virtual private networks
04/22/2003CA2247707C Traffic rate controller in a packet switching network
04/22/2003CA2245979C Method and system for a unicast endpoint client to access a multicast internet protocol (ip) session
04/22/2003CA2212933C Path restoration of networks
04/22/2003CA2091112C Smart internodal transfer for subscriber access in multinode voice messaging systems
04/19/2003CA2385844A1 Label switched routing system and method
04/19/2003CA2359511A1 Phone number internet identifier method and system
04/17/2003WO2003032676A1 Distributed transmission of traffic flows in communication networks
04/17/2003WO2003032675A1 Control server and remote control system for the same
04/17/2003WO2003032674A1 In-car lan system serving as power supply
04/17/2003WO2003032673A1 Remote control method and system
04/17/2003WO2003032672A1 Optimization of handover procedures in gprs
04/17/2003WO2003032670A1 Radio communication device
04/17/2003WO2003032668A1 Method and system for hand off in a gprs network with nodes supporting different ip versions
04/17/2003WO2003032658A2 Location register and subscriber device for a communication network
04/17/2003WO2003032655A1 Method and system of managing a call in a telecommunication system
04/17/2003WO2003032643A2 Video data transmission method and apparatus
04/17/2003WO2003032618A1 Integration of billing between cellular and wlan networks
04/17/2003WO2003032617A1 Relay terminal, base station, charging server, communication system, charging method, program computer data signal, and storage medium
04/17/2003WO2003032616A1 Method and apparatus for sharing mobile user event information between wireless networks and fixed ip networks
04/17/2003WO2003032613A1 A method and a system for providing a user with a presence service
04/17/2003WO2003032609A2 Method and apparatus for compressing packet headers
04/17/2003WO2003032608A1 Active intrusion resistant environment of layered object and compartment keys
04/17/2003WO2003032607A2 Mapping identifiers to telephone numbers
04/17/2003WO2003032604A1 Address transition and message correlation between network nodes
04/17/2003WO2003032603A2 Ip hopping for secure data transfer
04/17/2003WO2003032602A2 Method for time stamp-based replay protection and pdsn synchronization at a pcf
04/17/2003WO2003032601A1 Method for selecting a media gateway control function based on the monitoring of resources of media gateway functions
04/17/2003WO2003032598A1 Service and capability negotiation in a network using single numbering scheme
04/17/2003WO2003032591A2 Flexible and economical provision of service characteristics for voice transmission in a packet network
04/17/2003WO2003032590A1 Method for desensitizing packet-based connection of subscribers to a switching system
04/17/2003WO2003032589A1 Extending bluetooth personal area networks
04/17/2003WO2003032587A1 Setting mode of communication
04/17/2003WO2003032586A1 System and method for user scheduling in a communication network
04/17/2003WO2003032584A1 In-band signaling
04/17/2003WO2003032583A1 Performance improvement for atm aal2/5 to ip packet processing
04/17/2003WO2003032582A1 Internet access device using mobile station and method thereof
04/17/2003WO2003032581A1 Information processing apparatus and information processing method
04/17/2003WO2003032580A2 Communication platform onboard a vehicle
04/17/2003WO2003032579A2 Methods and devices for radio link adaptation
04/17/2003WO2003032577A1 System and method for fully populating a snmp management information base by means of default values
04/17/2003WO2003032576A1 Service information multicasting method and system
04/17/2003WO2003032571A1 Method and apparatus for providing node security in a router of a packet network
04/17/2003WO2003032569A1 A method of server initiated synchronization in a synchronization system where the request message from the server has a maximum size
04/17/2003WO2003032563A1 Systems and methods for automatic evaluation of subjective quality of packetized telecommunication signals while varying implementation parameters
04/17/2003WO2003032555A2 Systems and methods for multi-pair atm over dsl
04/17/2003WO2003032554A2 Near-non-blocking switch scheduler for three-stage banyan switches
04/17/2003WO2003032539A1 Method and apparatus for translating sdh/sonet frames to ethernet frames
04/17/2003WO2003032526A1 Performing two-way ranging to determine the location of a wireless node
04/17/2003WO2003032503A2 Wireless data communication system for a vehicle
04/17/2003WO2003032501A2 Network formation in asset-tracking system based on asset class
04/17/2003WO2003032273A1 Sensor management apparatus, sensor management apparatus control program, computer-readable recording medium containing the program, and sensor management apparatus control method
04/17/2003WO2003032271A1 Method for managing sensor network system, program for managing sensor network system, record medium with recorded program for managing sensor network system, apparatus for managing sensor network system, method for managing relay network, program for managing relay network, record medium
04/17/2003WO2003032228A2 User and device interactions for web consolidation
04/17/2003WO2003032223A1 A method and system for delivering a message
04/17/2003WO2003032183A2 Efficient service management in home gateways
04/17/2003WO2003032176A1 Central directory server
04/17/2003WO2003032174A2 Bus station
04/17/2003WO2003032164A1 Subnet pooling
04/17/2003WO2003032148A1 Datacast distribution system
04/17/2003WO2003032147A2 Method and apparatus for buffer storage of data packets which are to be transmitted via a connection that has been set up
04/17/2003WO2003032121A2 Method and apparatus to switch data flows using parallel switch fabrics
04/17/2003WO2003032107A2 Method and system for monitoring e-mail
04/17/2003WO2003032099A1 Communication of messages in a system
04/17/2003WO2003031999A1 Method and apparatus for monitoring and logging the operation of a distributed processing system
04/17/2003WO2003031220A1 Control and power supply system for at least two airplane seats
04/17/2003WO2003024144A8 Location management system and a paging server in a wireless ip network
04/17/2003WO2003019864A3 Method for bridging a upnp network and a havi network
04/17/2003WO2003017614A3 Method and data processing device for transferring data via various interfaces
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