Patents
Patents for H04W 74 - Wireless channel access, e.g. scheduled or random access (19,423)
01/2009
01/21/2009EP2018086A1 Prioritisation method for users randomly accessing a common communication channel
01/21/2009EP2018085A1 Improved contention based media access mechanism
01/21/2009EP2018004A2 Methods for ensuring medium access in a wireless network
01/21/2009EP2016800A2 Method and system for wireless real-time transmission of multichannel audio or video data
01/21/2009EP2016787A2 Method and apparatus for uplink allocation placement in an uplink frame
01/21/2009CN101352089A Data communication method, communication system and mobile terminal
01/21/2009CN101350754A Method and apparatus for real time scheduling of traffic in wireless networks
01/21/2009CN101350658A Base station and radio terminal
01/21/2009CN100455125C Method for controlling user access in mobile communication
01/21/2009CN100455113C Up-link access method for user terminal
01/21/2009CN100455110C Random access channel distribution and access method
01/21/2009CN100455101C Method and system for preventing call drop by restricting overhead message updated in 1X system during 1XEV-DO traffic state
01/21/2009CN100455066C Method for realizing user sending up cut-in request in cluster group
01/21/2009CN100455060C Cell downlink access permission method, system and network side device
01/21/2009CN100454873C Receive power priority flooding in mobile ad hoc networks
01/20/2009US7480280 Fast acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system
01/20/2009CA2493967C Radiotelephone system for groups of remote subscribers
01/15/2009WO2009007953A1 Combining transmissions of different protocols in a wireless communications
01/15/2009WO2008095042A3 Resource requests for a wireless communication system
01/15/2009US20090016283 Method and system for sharing reverse channel in trunk communication system
01/15/2009US20090016273 Deferred access method for uplink packet channel
01/15/2009US20090016266 Method of transmitting and receiving a message via an uplink channel in a wireless mobile communication system
01/14/2009EP2015607A2 System, methods and apparatuses for retrieving a user identity
01/14/2009EP2015602A1 Mobile station, base station, and communication control method
01/14/2009EP2015600A1 Base station, mobile station, and communication method
01/14/2009EP2015599A1 Radio communication system, mobile station device, and rach transmission method
01/14/2009EP2015594A1 Transmission device, reception device, and random access control method
01/14/2009EP2015478A2 Method of performing uplink synchronization in wireless communication system
01/14/2009EP2014005A2 A method of transmitting data by utilizing resources in hybrid automatic request operations
01/14/2009EP2013989A1 Method for transmitting up link control signal in mobile communication system
01/14/2009CN101347022A Scalable frequency band operation in wireless communication systems
01/14/2009CN101347010A Control of communication signal transmission based on transceiver proximity estimation
01/14/2009CN101345823A Information device and portable information apparatus
01/14/2009CN101345561A Access probe acknowledgement with collision detection
01/14/2009CN100452921C Method and corresponding device for realizing network service providing trader's discover
01/14/2009CN100452785C Location based directories via a broadband access gateway and control
01/13/2009CA2341561C Method and apparatus for a cdma random access communication system
01/08/2009US20090011754 System and Method for Real-Time AAL2 Channel Detection in UTRAN
01/08/2009US20090011717 Mobile communication system and its signal transfer method
01/08/2009US20090010228 Method for Restraining Cross-Slot Interference in Slot Cdma System
01/08/2009US20090010210 Method Of Distributive Reservation Of A Medium In A Radio Communications Network
01/08/2009US20090009585 WLAN Communications System
01/07/2009EP2011345A2 Method and apparatus for reordering fragments within a mac layer service data unit within a downlink frame
01/07/2009EP2011252A2 A chime-in protocol for channel access
01/07/2009CN101341769A Resource scheduling in cellular system
01/07/2009CN100450308C Method and system for random access resource allocation in wireless network
01/07/2009CN100450244C Method for testing virtual access of random access channel in WCDMA system
01/07/2009CN100450112C Providing automatic format conversion via an access gateway in a home
01/06/2009US7474625 Time-triggered communication system and method for the synchronized start of a dual-channel network
12/2008
12/31/2008WO2009002796A2 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
12/31/2008WO2008115535A3 Method of managing coexisting packet streams
12/31/2008WO2007091831A3 Method for transmitting response information in mobile communications system
12/31/2008EP2009847A2 Wireless local area network with plural RF ports
12/31/2008EP2008418A1 Transmission method of mobile station for random access channel diversity
12/31/2008EP1634377B1 Antenna steering and hidden node recognition for an access point
12/31/2008EP1335527B1 Communication control method and wireless communication network
12/31/2008CN100448326C Airport scene monitoring method
12/30/2008US7471667 Coexistence of modulation schemes in a WLAN
12/30/2008US7471654 Channel assignment based on service type and wireless communication environment
12/25/2008US20080320479 Telecom adapter layer system, and method and apparatus for acquiring network element information
12/25/2008US20080318607 Combined Contention and Scheduling Based Uplink for S3g
12/25/2008US20080318588 Resource Scheduling in a Cellular System
12/25/2008US20080316966 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
12/25/2008US20080316963 Cross layer optimized medium access control
12/25/2008US20080316961 Signaling of Random Access Preamble Parameters in Wireless Networks
12/25/2008US20080316959 Method of transmitting scheduling requests over uplink channels
12/24/2008WO2008156321A2 Enhancement of lte random access procedure
12/24/2008WO2008156276A2 Method of performing uplink synchronization in wireless communication system
12/24/2008WO2008155823A1 Mobile terminal device, wireless communication unit, wireless communication system, and wireless communication method
12/24/2008WO2008155734A2 Method and apparatus for providing timing alignment
12/24/2008WO2008155372A1 Avoiding collisions between semi-persistent allocation and dynamic allocation in radio access networks
12/24/2008WO2008132685A3 System and method for requesting uplink resources in a communication system
12/24/2008EP2005777A1 Method, user equipment and radio base station for random access in a cellular telecommunications system
12/24/2008EP1396159A4 Multi-detection of heartbeat to reduce error probability
12/24/2008CN101331787A A multi-hop wireless mesh network medium access control protocol
12/24/2008CN101331702A Method, wireless local area network(wlan),node and apparatus for multicast and/or broadcast acknowledgements
12/24/2008CN101330521A Enhanced polling method for preventing deadlock in a wireless communications system
12/24/2008CN101330520A Enhanced polling method for preventing deadlock in a wireless communications system
12/24/2008CN101330511A Enhanced polling method for preventing deadlock in a wireless communications system
12/24/2008CN101330366A Enhanced polling method for preventing deadlock in a wireless communications system
12/24/2008CN101330365A Enhanced polling method for preventing deadlock in a wireless communications system
12/24/2008CN100446619C Method for inquiring Co-shared channel capacity
12/24/2008CA2712665A1 Avoiding collisions between semi-persistent allocation and dynamic allocation in radio access networks
12/23/2008US7469141 Bandwidth allocation method and apparatus
12/23/2008US7468971 Wireless communication apparatus and communication method thereof
12/23/2008US7468965 System and method for communicating over a wireless time-division duplex channel
12/23/2008US7468963 Priority setting scheme for a wireless terminal
12/18/2008WO2008154512A1 Quasisynchronous reservation requests
12/18/2008WO2008153078A1 Base station device, mobile station device, program, uplink synchronization request method, and synchronization shift measurement signal transmission method
12/18/2008WO2007127544A3 Method and apparatus for uplink allocation placement in an uplink frame
12/18/2008US20080311928 Application for automatic tracking of mobile devices for computer network processor systems
12/18/2008US20080310396 Method of performing uplink synchronization in wireless communication system
12/18/2008US20080310395 Method and apparatus for providing timing alignment
12/18/2008US20080310348 Wireless Systems and Methods Including Cooperative Communication Medium Access Control
12/18/2008CA2690646A1 System and method for semi-persistent and dynamic scheduling and discontinuous reception control
12/18/2008CA2690183A1 Base station device, mobile station device, wireless communication system, program, random access response transmitting method, and random access response receiving method
12/17/2008EP2002669A2 An apparatus and method for fast access in a wireless communication system
12/17/2008CN100444684C Method of dynamic pilot detection threshold for random access of CDMA system
12/17/2008CN100444683C Transmitting signals on a channel used for traffic and access in a communications system
12/17/2008CN100444542C Link level support for radio data