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)
03/2009
03/31/2009US7512061 Recovery of state information of a first tunnel end-point
03/31/2009US7511839 Composite apparatus and facsimile apparatus connectable to LAN, and control method for LAN connection
03/31/2009US7511604 Method and system for distance determination of RF tags
03/31/2009US7510121 Multi-level hierarchical radio-frequency communication system
03/31/2009US7510113 Billing system, and device constituting same
03/31/2009CA2414322C Message transmission/reception control method and message transmission/reception control system
03/28/2009CA2639552A1 Moving picture distribution system, subscriber line termination device, moving picture distribution method, moving picture distribution program, and recording medium
03/28/2009CA2639232A1 Communication apparatus and terminal registration method for use in communication system
03/27/2009CA2626781A1 In-service software upgrade utilizing metadata-driven state translation
03/26/2009WO2009039396A2 Auto-discovery in a switch
03/26/2009WO2009039374A1 Data flow mirroring
03/26/2009WO2009039230A2 Healthcare semantic interoperability platform
03/26/2009WO2009039215A2 Signaling transmission on shared and dedicated channels in a wireless communication system
03/26/2009WO2009039204A2 Priority scheduling and admission control in a communication network
03/26/2009WO2009039196A1 System and method for distributing notifications to a group of recipients
03/26/2009WO2009039008A1 System and method for music management
03/26/2009WO2009038990A1 System and method for minimizing undesired audio in a communication system utilizing distributed signaling
03/26/2009WO2009038983A1 Cqi reporting techniques for ofdma wireless networks
03/26/2009WO2009038888A1 Method and apparatus for network routing between a tactical network and a satellite network
03/26/2009WO2009038877A1 Method and apparatus for distributing dynamic auto-summarization of internet protocol reachable addresses
03/26/2009WO2009038823A2 Secure communications
03/26/2009WO2009038677A2 High level instruction convergence function
03/26/2009WO2009038584A1 Circuit bundle for resiliency/protection of circuits
03/26/2009WO2009038583A1 Global communications ring backbone
03/26/2009WO2009038582A1 Determining link costs
03/26/2009WO2009038510A1 Monitoring of instant messaging and presence services
03/26/2009WO2009038506A1 A method and arrangement of a multimedia gateway and communication terminals
03/26/2009WO2009038410A2 Method for interworking between mobile communication network and digital subscriber line netrowk and mobile communication system for supporting that method
03/26/2009WO2009038400A2 Apparatus and method for interworking mobile communication network with digital subscriber line network
03/26/2009WO2009038384A1 Query processing system and methods for a database with packet information by dividing a table and query
03/26/2009WO2009038367A1 Method of acquiring system information in wireless communication system
03/26/2009WO2009038365A2 A method for qos guarantees in a multilayer structure
03/26/2009WO2009038363A2 Method of transmitting a data block in a wireless communication system
03/26/2009WO2009038352A1 Human body communication apparatus
03/26/2009WO2009038348A1 Direct link setup procedure in tunneled direct link setup wireless network and station supporting the procedure
03/26/2009WO2009038309A2 System and method for allowing multiple rfid reader devices to read rfid tags without collision
03/26/2009WO2009038280A1 Method and system for allocating ipv6 global addresses
03/26/2009WO2009038248A1 Apparatus and method for visualizing network state by using geographic information
03/26/2009WO2009037843A1 QoS RESOURCE RESERVATION METHOD AND MOBILE TERMINAL USED IN THE METHOD
03/26/2009WO2009037779A1 Multirate communication device and line configuration control method therefor
03/26/2009WO2009037732A1 Communication device for label switching network
03/26/2009WO2009037685A1 Message delivery in mobile networks
03/26/2009WO2009037639A1 Routing of a communication in a wireless telecommunications network
03/26/2009WO2009037466A1 Methods and apparatus for providing congestion information
03/26/2009WO2009037422A1 Queuing method
03/26/2009WO2009037152A1 Improved utilization of data links
03/26/2009WO2009037067A1 Method for limiting the multicast load in an ethernet network, computer program for implementing the method, and computer system having such a computer program
03/26/2009WO2009037062A1 Subscription and advice of charge control
03/26/2009WO2009036891A1 Secure data transmission method and apparatus
03/26/2009WO2009036834A1 Motor vehicle
03/26/2009WO2009036804A1 Policy routing in a communications network
03/26/2009WO2009036803A1 Locator coding in a communications networks
03/26/2009WO2009036778A1 Method for changing over the mode of operation of an automation engineering appliance, and appliance and arrangement having such an appliance
03/26/2009WO2009036706A1 Method, system and device for realizing route security
03/26/2009WO2009036705A1 Method for detecting interface failure and network node equipment
03/26/2009WO2009036704A1 The method for resuming the time alignment flag, and the information source encoding method, device and system
03/26/2009WO2009036700A1 Method, system and apparatus for establishing the communication between a telephone terminal and an instant messaging client
03/26/2009WO2009036697A1 A method for reporting information of link abnormity
03/26/2009WO2009036695A1 METHOD, APPARATUS AND SYSTEM FOR NEGOTIATING QoS
03/26/2009WO2009036694A1 Method, device and system for establishing multiple pdn connections
03/26/2009WO2009036690A1 Method, system and device for supporting addressing the user static ip address in long term evolution system
03/26/2009WO2009036689A1 A message association method, user terminal and server
03/26/2009WO2009036688A1 Method of notifying terminal redirection
03/26/2009WO2009036685A1 A method and apparatus for implementing multicast authentication
03/26/2009WO2009036681A1 A method, system and device for transmitting trau frame in packet network
03/26/2009WO2009036680A1 Method, device and system of test access equipment configuration identification
03/26/2009WO2009036679A1 Method, system and server for receiving email
03/26/2009WO2009036678A1 Method, device and network system for message forwarding
03/26/2009WO2009036677A1 Extending routing protocols to accommodate wavelength switched optical networks
03/26/2009WO2009036670A1 Automobile monitoring system based on electronic identification
03/26/2009WO2009036663A1 Method, device and system for monitoring serving state of peer-to-peer network node
03/26/2009WO2009036661A1 Method, system and apparatus for processing information in a multimedia contact center
03/26/2009WO2009036647A1 Packet data session releasing method for ultra mobile broadband access network
03/26/2009WO2009036645A1 Method and system for ims network element charging information and method and system for charging
03/26/2009WO2009036637A1 Method for identifying monitoring sub-layer with use of exp field
03/26/2009WO2009036635A1 Difference update system and method for electronic service guide
03/26/2009WO2009036634A1 Accounting method for ultra mobile broadband access network
03/26/2009WO2009036632A1 Accounting method for ultra mobile broadband access network
03/26/2009WO2009036631A1 A method for establishing lsp tunnels in the mpls-te based ngn
03/26/2009WO2009036626A1 A streams distribution method for use in iptv system
03/26/2009WO2009036602A1 Method and system for providing diversity ring tone under the control of calling party
03/26/2009WO2009036563A2 Multi-priority communication in a differential serial communication link
03/26/2009WO2009021049A3 Subscriber management system for a communication network
03/26/2009WO2009017979A3 Method and apparatus for routing packets via header-compression channels
03/26/2009WO2009017933A3 Bandwidth reservation for data flows in interconnection networks
03/26/2009WO2009017600A3 Method and system of routing in a utility smart-grid network
03/26/2009WO2009017352A3 Apparatus and method for transmitting/receiving message for handover to heterogeneous system in broadband wireless access
03/26/2009WO2009017340A3 Method of transmitting packet for reducing header overhead
03/26/2009WO2009016619A3 Method, device and system for synchronization in wireless networks providing multicast/broadcast
03/26/2009WO2009016597A3 Methods and systems for message interworking
03/26/2009WO2009012187A3 Method and apparatus for supporting sip/ims-based femtocells
03/26/2009WO2009011621A8 Method for reducing the control signaling in handover situations
03/26/2009WO2009002796A3 Optimizing positions of time slots in a hybrid time division multiple access (tdma)-carrier sense multiple access (csma) medium access control (mac) for multi-hop ad hoc networks
03/26/2009WO2009002133A4 Method for selecting operational channel of network coordinator in wireless personal network and coordinator using the same
03/26/2009WO2008151710A3 Device and method for processing data flows
03/26/2009WO2008150560A3 Optimized camel triggering for prepaid calling
03/26/2009WO2008135648A3 Device and method for managing the dynamic broadcasting of multimedia content using content identifiers and broadcasting identifiers
03/26/2009WO2008127447A3 Authentication delegation based on re-verification of cryptographic evidence
03/26/2009WO2008119672A4 Method and system for resilient packet traceback in wireless mesh and sensor networks
03/26/2009WO2008112698A3 Systems and methods for providing global server load balancing of heterogenous devices
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