Patents for H04W 84 - Network topologies (50,427)
06/2011
06/07/2011US7957331 Power saving wireless local area network portable device
06/07/2011US7957290 Radio communication system, radio communication apparatus, and radio communication method
06/07/2011CA2498703C Recall device
06/07/2011CA2495093C Providing routing information in a communication system
06/07/2011CA2457454C A system and method for performing soft handoff in a wireless data network
06/03/2011WO2011066464A2 Location-based service based on access point identifiers
06/03/2011WO2011065830A1 Enhancing a push-to-talk communication system
06/03/2011WO2011065784A2 Indoor positioning method and system based on wireless lan (wlan) received signal strength indication (rssi) value
06/03/2011WO2011065752A2 Method and system for supporting an interference-free relay between short distance picocells
06/03/2011WO2011065717A2 Polling list management method using orthogonal signaling in a wireless lan and a storage medium
06/03/2011WO2011065567A1 Mobile communication terminal, network device, mobile communication system, and mobile communication method
06/03/2011WO2011065493A1 Wireless communication system, high power base station, low power base station and communication control method
06/03/2011WO2011065202A1 Packet communication system, communication method, and program
06/03/2011WO2011065007A1 Portable communication apparatus, communication method, integrated circuit, and program
06/03/2011WO2011064452A1 Radio network apparatus for arranging data transfer for mining vehicle
06/03/2011WO2011064038A1 Method for managing resource allocation in a mesh network, corresponding link group coordinator and network node
06/03/2011WO2011063655A1 Satellite-ground integrated mobile communication system
06/03/2011CA2780258A1 Packet communication system, communication method and program
06/02/2011US20110128949 Radio communication system
06/02/2011US20110128948 Apparatus and method for transmitting and receiving data
06/02/2011US20110128947 Method and Apparatus for Sounding Multiple Stations
06/02/2011US20110128946 Radio communication device, radio communication system, program, and radio communication method
06/02/2011US20110128940 Timeslot conversion in a cellular communication system
06/02/2011US20110128310 Electronic device and method for adjusting pixel clock frequency thereof
06/01/2011EP2328374A1 Method for managing resource allocation in a mesh network, corresponding link group coordinator and network node
06/01/2011EP2328367A1 Method and apparatus for providing communication service in small-sized communication area
06/01/2011EP2328298A1 Femto or home base station and power management method thereof
06/01/2011EP2328276A1 Enhanced push-to-talk communication system
06/01/2011EP2327995A2 Location tracking system and method of wireless device using wireless LAN access point
06/01/2011EP2327264A1 Wireless communication systems with femto cells
06/01/2011EP2327247A1 Method of communicating between an access terminal and a femto node, wireles communication apparatus, and computer program product
06/01/2011DE112008003903T5 Vereinheitlichung von Virtualisierungen in einem Kernnetz und einem drahtlosen Zugangsnetz Unification of virtualization in a core network and a wireless access network
06/01/2011DE10327056B4 Verfahren zum Modifizieren einer Multimedia-Nachricht durch netzwerkseitige Anwendung von Applikationen sowie zugehöriges Funkkommunikationssystem A method of modifying a multimedia message by network-side application of applications and associated radio communication system
06/01/2011CN201854442U Node module for environmental monitoring IOT
06/01/2011CN201854441U Wireless electronic display label system based on ZigBee technology
06/01/2011CN201854440U Intelligent target tracking system
06/01/2011CN201854436U Wireless control system for Internet of things
06/01/2011CN201854295U Network system and EoC (Ethernet over coax) terminal capable of supporting WLAN (wireless local area network) function
06/01/2011CN201853337U Novel data collection and wireless transmission system
06/01/2011CN201853336U Shield construction information real-time transmission system
06/01/2011CN201853335U Power meter reading system
06/01/2011CN201853322U Building earthquake forecasting device based on wireless sensor network
06/01/2011CN201853309U Coal bunker fire disaster early warning and monitoring device based on wireless sense network
06/01/2011CN201853122U Wireless monitoring system for water balance of thermal power plant
06/01/2011CN201851255U Automotive engine preheating device
06/01/2011CN1953406B A method to access hybrid network and gateway equipment, wireless terminal and communication system
06/01/2011CN102084696A Radio communication terminal and device start method
06/01/2011CN102084694A High performance mobility network with autoconfiguration
06/01/2011CN102084677A Control device, communication terminal, control method, and communication method
06/01/2011CN102084541A Low-profile wide-bandwidth radio frequency antenna
06/01/2011CN102083238A ZigBee wireless Ad Hoc network system and method for monitoring security of dam
06/01/2011CN102083237A Set-top box-based digital home wireless network system
06/01/2011CN102083236A Underground positioning and safety monitoring system on basis of communication network
06/01/2011CN102083235A Linking method of wireless network
06/01/2011CN102083234A Method and device for transmitting communication signal
06/01/2011CN102083227A Wireless access device and method
06/01/2011CN102083201A Positioning method and device based on wireless sensor network
06/01/2011CN102083169A System for remotely monitoring safety of ship in real time based on wireless sensor network (WSN) and international maritime satellite-fleet (INMARSAT-F)
06/01/2011CN102083163A Random dormancy scheduling routing method for wireless sensor network
06/01/2011CN102083162A Greedy multi-path routing method of wireless multimedia sensor network based on QoS (Quality of Service)
06/01/2011CN102083152A Method for switching hotspots in wireless local area network (WLAN) and terminal
06/01/2011CN102083133A Vegas algorithm improvement-based satellite network congestion control method
06/01/2011CN102083040A Method for opening campus network card by using WLAN platform
06/01/2011CN102083029A Method and apparatus for providing communication service in small-sized communication area
06/01/2011CN102083023A Method, system and equipment for restarting remote control equipment
06/01/2011CN102083008A Method and system for dynamic management of colony terminal automatic grouping members
06/01/2011CN102083007A GSM-R (Global System for Mobile Communications-Railway) cluster scheduling service analysis system and implementing method thereof
06/01/2011CN102082999A Hand-held positioning communication terminal for underground personnel
06/01/2011CN102082989A ZigBee protocol-based all-digital wireless sound reinforcement device for teaching
06/01/2011CN102082813A Method and system for transmitting medical data as well as mobile monitoring terminals
06/01/2011CN102082803A Solution of node data resource modification under topology reconfiguration of WSN (Wireless Sensor Network)
06/01/2011CN102081852A Wireless sensor network-based container truck traffic monitoring system
06/01/2011CN102081807A Parking management system for parking lot and parking guiding method
06/01/2011CN102081392A Petroleum and chemical equipment leakage monitoring system based on wireless sensor network (WSN)
06/01/2011CN101674179B Method for predistributing and establishing key of sensor network
06/01/2011CN101610452B Method for integrating network authentication and key management mechanism of sensor
06/01/2011CN101594658B Routing method for 802.11 multi-interface wideband wireless mesh network
06/01/2011CN101577905B Method for realizing convergence WAPI network architecture in separated MAC mode
06/01/2011CN101562843B Method for selecting network in heterogeneous network
06/01/2011CN101553029B Positioning method and positioning device of signal intensity rate in wireless sensor network
06/01/2011CN101437304B Loose virtual cluster division method for power heterogeneous point Ad Hoc network
06/01/2011CN101436997B Method for repairing route based on AODV and link fault type
06/01/2011CN101411219B Method for providing point-to-point encryption in a communication system
06/01/2011CN101258768B Method and arrangement for optimizing the operational times and cell exchange performance of mobile terminals
06/01/2011CN101118280B Distributed wireless sensor network node self positioning method
06/01/2011CN101111079B Ad-hoc communication method and communication system between terminals
06/01/2011CN101077017B Systems and methods for facilitating instant communications over distributed cellular networks
05/2011
05/31/2011US7953440 Mobile device system and mobile device
05/31/2011US7953434 Communications apparatus and method, storage medium, as well as program
05/31/2011US7953396 Reducing latency in push to talk services
05/31/2011US7953226 Apparatus and method for determining uplink ciphering activation time in universal mobile telecommunications system user equipment
05/31/2011US7953167 Communications apparatus and communications system using multicarrier transmission mode
05/31/2011US7953058 Method of determining transmission rate of control response frame for acknowledging data receipt in wireless LAN
05/31/2011US7953057 Packetized audio data operations in a wireless local area network device
05/31/2011US7953055 Multi-channel MAC apparatus and method for WLAN devices with single radio interface
05/31/2011US7953054 Dynamic communication and method of use
05/31/2011US7953053 Distributed resource reservation in a wireless adhoc network
05/31/2011US7952988 Apparatus and method of controlling action change gap in multi-hop relay cellular network
05/31/2011CA2585881C A method for multicast load balancing in wireless lans
05/31/2011CA2573921C Transmit channel policing system, device and method