Patents for H04L 12 - Data switching networks (448,999)
02/2013
02/13/2013CN101453260B Radio channel management method for wireless Locale Area Network equipment
02/13/2013CN101374193B Digital television receiver and conditional access subunit thereof
02/13/2013CN101371504B Seamless spanning tree upgrade of a linecard
02/13/2013CN101355500B Content reproduction apparatus, content reproduction method and program
02/13/2013CN101326747B Wireless communication method and wireless communication apparatus
02/13/2013CN101325499B Method, system and equipment for distributing static data
02/13/2013CN101304350B Method and system for accessing household network equipment as well as household network access equipment
02/13/2013CN101297204B 基于类的带宽划分 Class-based bandwidth into
02/13/2013CN101272310B Ethernet looped network automatic protection rotation method and device
02/13/2013CN101238681B Methods and apparatus for implementing VPN services
02/13/2013CN101156360B Management based on policy in communication network
02/13/2013CN101151852B Multiple wireless spanning tree protocol used in radio mesh network
02/13/2013CN101147406B Systems and methods for facilitating instant communications over distributed cellular networks
02/13/2013CN101087279B Code channel allocation method for code division and multi-task system
02/12/2013US8375447 System and method for monitoring network traffic
02/12/2013US8375415 Dynamic upstream amplifier power management
02/12/2013US8375230 Managing heat dissipation while testing a power device
02/12/2013US8375145 Doorbell handling with priority processing function
02/12/2013US8375108 System and method for updating network computer systems
02/12/2013US8375092 System and method for immediate and delayed real-time communication activities using availability data from communication through an external instant messaging system
02/12/2013US8375087 Methods and apparatus for synchronization of data set representations in a bandwidth-adaptive manner
02/12/2013US8375082 Communications systems and methods
02/12/2013US8374917 Call routing apparatus
02/12/2013US8374631 Provision of location information in a communication system
02/12/2013US8374622 Call admission control for Wi-Fi
02/12/2013US8374613 Method of creating and utilizing diversity in a multiple carrier communication system
02/12/2013US8374587 Method for codec negotiation and selection
02/12/2013US8374584 Active phone book enhancements
02/12/2013US8374580 Service in WLAN inter-working, address management system, and method
02/12/2013US8374503 Passive optical network system and optical line terminal
02/12/2013US8374330 Call control
02/12/2013US8374318 Systems and methods for providing context-based voicemail
02/12/2013US8374317 Interactive voice response (IVR) system call interruption handling
02/12/2013US8374199 Auto-compression for media over IP
02/12/2013US8374195 Data transmission apparatus and method, data receiving apparatus and method, and data transmission and reception system and method
02/12/2013US8374194 Communication device and bandwidth allocation method
02/12/2013US8374193 Communication method and communication device
02/12/2013US8374192 Power save enhancements for wireless communication
02/12/2013US8374190 Wireless communication method and apparatus for providing high speed downlink packet access services
02/12/2013US8374189 Control channel transmitting method, receiving method, base station and terminal
02/12/2013US8374187 Method and system for localising users for services based on SIP or H.323 protocols with dynamic IP address allocation
02/12/2013US8374186 Method, apparatus and system for transmitting and receiving client signals
02/12/2013US8374184 Method and mobile terminal for acquiring packet service
02/12/2013US8374183 Distributed virtual network gateways
02/12/2013US8374182 Virtual local area network (VLAN)-based membership for multicast VLAN registration
02/12/2013US8374179 Method for managing a communication group of communication devices
02/12/2013US8374178 Apparatus and method for supporting NAT traversal in voice over internet protocol system
02/12/2013US8374177 Network element for switching time division multiplex signals
02/12/2013US8374176 Method and apparatus for providing internet protocol datacasting (IPDC) service, and method and apparatus for processing IPDC service
02/12/2013US8374175 System and method for remote direct memory access over a network switch fabric
02/12/2013US8374174 Method and apparatus for operation of a communication device
02/12/2013US8374173 Packet switched to circuit switched access handovers in an IMS architecture
02/12/2013US8374171 Method for reducing the risk of call connection failure and system to perform the method
02/12/2013US8374170 Power management systems and methods for electronic devices
02/12/2013US8374169 System and method for transition of association between communication devices
02/12/2013US8374168 Telephone communication
02/12/2013US8374167 Voice over internet protocol real time protocol routing
02/12/2013US8374166 Method and system for providing call waiting features in a SIP-based network
02/12/2013US8374165 Method, apparatus, and computer program product for communication routing
02/12/2013US8374164 Detection of specific BFD path failures
02/12/2013US8374154 Device, system and method of simultaneously communicating with a group of wireless communication devices
02/12/2013US8374148 Handoff method in wireless LAN, and access point and mobile station performing handoff method
02/12/2013US8374147 System and method for protecting payload information in radio transmission
02/12/2013US8374145 Method for requesting and reporting channel quality information in wireless portable internet system
02/12/2013US8374140 Frame based, on-demand spectrum contention data frame acquisition
02/12/2013US8374126 Communication route controller, radio communication device, communication route controlling method and communication method for radio communication device
02/12/2013US8374125 Wireless-aware network switch
02/12/2013US8374116 Method and apparatus to establish communication with wireless communication networks
02/12/2013US8374110 Apparatus and method for transmitting packet
02/12/2013US8374106 Method and apparatus for group calling in an IP-based communication system
02/12/2013US8374104 Simple installation of devices on a network
02/12/2013US8374103 Method and system for computing multicast traffic matrices
02/12/2013US8374102 Intelligent collection and management of flow statistics
02/12/2013US8374101 Multicast with joint layer resource allocation in broadband wireless networks
02/12/2013US8374099 Communication system, base station, mobile station, communication method, and program
02/12/2013US8374094 Methods and systems to verify a communication path between a field device and a process controller in a process control system
02/12/2013US8374085 Method and apparatus for achieving broadband matching of narrow-band resonator filter impedances to loads and sources
02/12/2013US8374082 Advanced bandwidth management
02/12/2013US8374080 High throughput features in 11S mesh networks
02/12/2013US8374077 Bandwidth management for MPLS fast rerouting
02/12/2013US8373882 Mobile document imaging and transmission
02/12/2013CA2784540A1 System and method for controlling a function of an electronic device through a network
02/12/2013CA2683343C Email system including an email aggregation server providing polling time gap compacting and related methods
02/12/2013CA2643905C Method and apparatus for partial electronic message forwarding
02/12/2013CA2614506C Method and apparatus for allocating communication resources using virtual circuit switching in a wireless communication system and method for transmitting and receiving data in a mobile station using the same
02/12/2013CA2554546C Methods and apparatus for the utilization of core based nodes for state transfer
02/12/2013CA2545861C Data-capable network prioritization with reduced delays in data service
02/12/2013CA2501285C Multi-mode terminal in a wireless mimo system with spatial multiplexing
02/12/2013CA2476516C A system and method for using per-packet receive signal strength indication and transmit power levels to compute path loss for a link for use in layer ii routing in a wireless communication network
02/12/2013CA2401322C System and method for providing group communication services
02/11/2013CA2785156A1 Smart grid device display control system and method
02/07/2013WO2013020126A1 System and method for implementing and managing virtual networks
02/07/2013WO2013020053A1 System and methods for synchronizing edge devices on channels without carrier sense
02/07/2013WO2013020003A1 Packet classification by an optimised decision tree
02/07/2013WO2013020002A1 Incremental update of rules for packet classification
02/07/2013WO2013020001A1 Lookup front end output processor
02/07/2013WO2013019981A1 Lookup cluster complex
02/07/2013WO2013019903A1 Method and apparatus for transport of dynamic adaptive streaming over http (dash) initialization segment description fragments as user service description fragments
02/07/2013WO2013019862A1 Method and system for energy efficient collaborative high performance building control
02/07/2013WO2013019659A1 Security system and method