Patents
Patents for H04W 74 - Wireless channel access, e.g. scheduled or random access (19,423)
01/2005
01/13/2005US20050010756 Granting authorization to access a resource
01/13/2005US20050009529 Method and apparatus for multi-phase wireless handshaking
01/12/2005EP1496711A1 Handover control method
01/12/2005EP1496646A2 Communicating messages over transient connections in a peer-to-peer network
01/12/2005EP1495613A1 Key updates in a mobile wireless system
01/12/2005EP1495567A2 Software parameterizable control blocks for use in physical layer processing
01/12/2005EP1190589B1 Resource management and traffic control in time-division-duplex communication systems
01/12/2005CN1564541A Communication system and communication control apparatus and method
01/12/2005CN1184765C Equipment for supporting common channel block data service in CDMA 2000 wireless access network its method
01/11/2005US6842440 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
01/11/2005CA2371482C Channel assignment in a spread spectrum cdma communication system
01/06/2005WO2005002257A2 Time interleaved multiple standard single radio system apparatus and method
01/06/2005WO2005002141A1 Transmitter apparatus, receiver apparatus and radio communication apparatus
01/06/2005WO2005001619A2 Mac protocol for accurately computing the position of wireless devices inside buildings
01/06/2005WO2004095764A3 Wireless communication network including directional and omni-directional links
01/06/2005US20050003865 Method and apparatus for high throughput multiple radio sectorized wireless cell
01/06/2005US20050003856 Local communication system and method in wireless communication system
01/06/2005US20050003763 Methods and apparatus for high throughput multiple radio wireless cells and networks
01/06/2005US20050002373 Wireless network system and communication method employing both contention mode and contention-free mode
01/06/2005US20050002350 Communication method capable of performing communication with a plurality of communication parties at high speed with reduced power consumption
01/06/2005US20050002349 CDMA/TDD mobile communication system and method
01/06/2005CA2530498A1 Transmitter apparatus, receiver apparatus and radio communication apparatus
01/05/2005EP1494407A1 Low energy communication mode
01/05/2005EP1000519B1 A system and method for providing data services using idle cell resources
01/05/2005EP0776549B8 Paging method and apparatus
01/05/2005CN1561139A Radio communication system
01/05/2005CN1561131A Radio communication system
01/05/2005CN1561119A Network cutover method and device for multi-mode mobile terminal
01/05/2005CN1561012A Primary station, secondary station used in radio communication system
01/05/2005CN1183789C Method of raising successive mobile station accessing rate in mobile communication system
01/04/2005US6839334 Control channel for time division multiple access systems
12/2004
12/30/2004US20040264504 Apparatus and method for enhancing transfer rate using a direct link protocol (DLP) and multiple channels in a wireless local area network (LAN) using a distributed coordination function (DCF)
12/30/2004US20040264497 Method for adaptively setting transmission parameters for a random access channel transmission uplink procedure in a wireless communication system
12/30/2004US20040264435 Method of wireless accessing
12/30/2004US20040264429 Wireless communication system for improved transmission priority control
12/30/2004US20040264423 Method and apparatus to provide channel access parameter
12/30/2004US20040264394 Method and apparatus for multi-channel wireless LAN architecture
12/30/2004US20040264393 Method and system for integrating resource allocation between time division duplex and frequency division duplex in wireless communication systems
12/29/2004WO2004114620A1 Radio communication apparatus
12/29/2004WO2004114598A1 A method of decentralized medium access control in a communications network
12/29/2004WO2004114573A2 System and method for single-point to fixed-multipoint data communication
12/29/2004WO2004114561A1 Radio packet communication method and radio packet communication apparatus
12/29/2004WO2004114457A2 Antenna steering and hidden node recognition for an access point
12/29/2004WO2004102979A3 Channel power control method
12/29/2004EP1400049B1 Method for adaptively setting transmission parameters for a random access channel transmission uplink procedure in a wireless communication system
12/29/2004CN1559152A Interference measurement in wireless communication system
12/29/2004CN1558696A Method of switching in fixed telephone and integrated network terminal by using mobile core network
12/29/2004CA2701502A1 Wireless packet communication method
12/29/2004CA2701501A1 Wireless packet communication method
12/29/2004CA2529723A1 System and method for single-point to fixed-multipoint data communication
12/29/2004CA2497844A1 Radio communication apparatus
12/23/2004WO2004111776A2 System and method for identifying the floor number where a firefighter in need of help is located using received signal strength indicator and signal propagation time
12/23/2004WO2004082245A3 Automatic subscription system for applications and services provided to wireless devices
12/23/2004WO2004064330A8 Method and apparatus for bandwidth provisioning in a wlan
12/23/2004US20040260831 Link latency determination for optimal mobile IP re-registration
12/23/2004US20040259528 Method of minimizing reverse channel interference caused by an abnormally high number of access attempts in a wireless communications system
12/23/2004US20040258013 System and method for accurately computing the position of wireless devices inside high-rise buildings
12/23/2004US20040257996 Wireless network communication method using access point
12/22/2004EP1489876A1 Method of minimizing reverse channel interference caused by an abnormally high number of access attempts in a wireless communications system
12/22/2004EP1489874A2 System and method to extract uplink status flag bits in a cellular wireless network
12/22/2004EP1489873A2 System and method to extract uplink status flag bits in a cellular wireless network
12/22/2004EP1489781A2 Communication method capable of performing communication with a plurality of communication parties at high speed with reduced power consumption
12/22/2004EP1489780A2 Wireless network communication method using access point
12/22/2004CN1557089A Process, arrangement, devices for seizure of a shared telephone line
12/22/2004CN1557076A Method for multihop routing for distributed WLAN networks
12/22/2004CN1557057A Apparatus, and associated method, for selectably controlling packet data flow in a packet radio communication system
12/22/2004CN1556597A Channel random cut-in method in radio communication system
12/16/2004WO2004110081A1 Method and apparatus for switching mobile station between autonomous and scheduled transmissions
12/16/2004WO2004088453A3 Wireless communication network including data prioritization and packet reception error determination features and related methods
12/16/2004WO2004077850A3 Method for implementing fast-dynamic channel allocation radio resource management procedures
12/16/2004WO2004070996A3 Transmitter directed code division multiple access system using multi-users diversity to maximize throughput while equitably providing access to users
12/16/2004WO2003079708A8 Detecting a hidden node in a wireless local area network
12/16/2004US20040255121 Method and communication terminal device for secure establishment of a communication connection
12/16/2004US20040253958 System and method to extract uplink status flag bits in a cellular wireless network
12/16/2004US20040252662 Method for controlling operational states of a MAC layer in an OFDM mobile communication system
12/16/2004CA2528328A1 Method and apparatus for switching mobile station between autonomous and scheduled transmissions
12/15/2004EP1487156A2 Method for controlling operational states of a MAC layer in an OFDM mobile communication system
12/15/2004EP1486085A1 System and method for auto-configuration and discovery of ip to mac address mapping and gateway presence
12/15/2004EP1486041A1 System and method for performing fast channel switching in a wireless medium
12/15/2004CN1555004A Display card for increasing video play smooth degree
12/15/2004CN1180547C Communication method for wireless network comprising time slot ordering structure
12/09/2004WO2004107794A1 Method for establishing a connection in a radio communications system
12/09/2004WO2004107621A1 Unlimited participants network
12/09/2004US20040247053 Method for detecting a signal and receiver system for the implementation of the method
12/09/2004US20040246986 MAC protocol for accurately computing the position of wireless devices inside buildings
12/09/2004US20040246933 Arrangements and method in mobile internet communications systems
12/09/2004US20040246926 System and method for identifying the floor number where a firefighter in need of help is located using received signal strength indicator and signal propagation time
12/09/2004DE10319311A1 Verfahren zum Betrieb eines Funkkommunikationssystems A method of operating a radio communication system
12/08/2004EP1484873A1 Method and system for performing wireless communication by generating and broadcasting a schedule map including time information and transmission sequence
12/08/2004EP1483922A1 Detecting a hidden node in a wireless local area network
12/08/2004EP1483859A1 Apparatus and method of searching for known sequences
12/08/2004EP1483846A1 Method of using sub-rate slots in an ultrawide bandwidth system
12/08/2004CN1554176A System and method for secure message key caching in a mobile communication device
12/08/2004CN1554167A Advance resource allocations for association state transitions for wireless LAN systems
12/08/2004CN1553715A Channel inserting method in spread spectrum grouped network based on multipacket receive
12/08/2004CN1179586C Assigning channels to remote unit within communication system
12/07/2004US6829482 Switching from dedicated to common channels when radio resources are controlled by drift radio network
12/07/2004US6829226 Power control for a mobile terminal in a satellite communication system
12/02/2004WO2004105425A1 Link latency determination for mobile ip re-registration
12/02/2004WO2004105326A2 Time-triggered communication system and method for the synchronized start of a dual-channel network