Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 7 - Radio transmission systems, i.e. using radiation field
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
09/2005
09/15/2005CA2557808A1 System and method for periodic ranging in sleep mode in broadband wireless access communication system
09/15/2005CA2556799A1 Service flow management method of mobile subscriber station in a mobile broadband wireless access system
09/15/2005CA2556670A1 Method and system for allocating frequency resources based on multiple frequency reuse factors in cellular communication systems
09/15/2005CA2555164A1 Automatic method for transmitting monitoring alarms from an aircraft to the ground
09/14/2005EP1575326A2 System and method for managing a band AMC subchannel in an orthogonal frequency division multiple access communication system
09/14/2005EP1575322A2 Spectrum sharing in the unlicensed band
09/14/2005EP1575318A2 Method and system for allocating frequency resources based on multiple frequency reuse factors in cellular communication systems
09/14/2005EP1575317A2 Data rate dependent control channel allocation
09/14/2005EP1575235A2 OFDM Signal transmission method and apparatus
09/14/2005EP1575234A2 Method and apparatus for transmitting/receiver channel quality information in a communication system using an orthogonal frequency division multiplexing
09/14/2005EP1575218A2 System for transmitting and receiving data from within a mobile unit without a constant connection to a communication network
09/14/2005EP1575208A2 Method and device for providing timing information in a wireless communication system
09/14/2005EP1575207A2 Method and device for providing timing information in a wireless communication system
09/14/2005EP1575203A1 Method for deciding signal detection order in mobile communication system
09/14/2005EP1575202A1 Ofdm transmission/reception apparatus
09/14/2005EP1575192A1 Multiple antenna system
09/14/2005EP1575190A1 Dynamically setting and changing a TDMA slotting structure to accomodate different call types
09/14/2005EP1575189A2 Mobile satellite communication method and system capable of carrying out carrier activation with reliability of a communication path secured
09/14/2005EP1575188A2 Apparatus and method for receiving signal in a multiple-input multiple-output communication system
09/14/2005EP1575187A2 Radio equipment capable of real time change of antenna directivity and doppler frequency estimating circuit used for the radio equipment
09/14/2005EP1575186A1 Method and apparatus for controlling uplink power to maintain desired frame error rate in a wireless communications system
09/14/2005EP1575185A1 Method and apparatus for the outer loop of the power control system of a mobile communication system
09/14/2005EP1575184A1 Communication system, communication apparatus and communication method
09/14/2005EP1575182A2 Multi-user demodulating apparatus, receiving apparatus and multi-channel demodulating method
09/14/2005EP1575178A2 Mobile data terminal and communication method therefor
09/14/2005EP1574100A2 Support of plural chip rates in a cdma system
09/14/2005EP1574096A1 Adaptive control method for operating communications environments
09/14/2005EP1574095A1 Assigning time slots during transmission gaps of a first protocol communication to a second protocol communication
09/14/2005EP1574090A1 Position communication method and apparatus
09/14/2005EP1574082A2 Directional antenna physical layer steering for wlan
09/14/2005EP1573939A1 Managing searcher and tracker resources in a wireless communication device
09/14/2005EP1573938A1 Diversity receiver having cross coupled channel parameter estimation
09/14/2005EP1573937A1 Transmission diversity systems
09/14/2005EP1573936A1 Apparatus and method for cyclic delay diversity
09/14/2005EP1573935A1 Scheduling data transmission by medium access control (mac) layer in a mobile network
09/14/2005EP1573925A2 A system and method for providing wireless telematics store and forward messaging for peer-to-peer and peer-to-peer-to-infrastructure in a communication network
09/14/2005EP1573352A2 Wideband signal detection and tracking system
09/14/2005EP1547200A4 Frequency selective beam forming
09/14/2005EP1529358A4 Cdma system transmission matrix coefficient calculation
09/14/2005EP1527628A4 Power control of point to multipoint physical channels
09/14/2005EP1402658A4 Method and apparatus for transaction verification
09/14/2005EP1303928B1 Adaptive uplink/downlink timeslot assignment in a hybrid wireless time division multiple access/code division multiple access communication system
09/14/2005EP1226654B1 Method and apparatus for network-to-user verification of communication devices based on time
09/14/2005EP1142203B1 Method for conveying multiple data objects to wireless stations
09/14/2005EP1133836A4 Method and apparatus for calibrating a wireless communications station having an antenna array
09/14/2005EP1080597B1 Access request in a predetermined random access channel slot to convey additional information
09/14/2005EP0988716B1 Method for acquisition of spotbeam beacon frequency within a satellite communications system
09/14/2005EP0951770B1 Method and apparatus for decision directed demodulation using antenna arrays and spatial processing
09/14/2005CN1669351A Requesting and controlling access in wireless communication network
09/14/2005CN1669343A Filtering of broadcast SMS messages
09/14/2005CN1669342A Short message communication system and method with combination function using standby time over broadcast
09/14/2005CN1669341A Radio communication scheme for providing multimedia broadcast and multicast services (MBMS)
09/14/2005CN1669287A Orthogonal variable spreading factor (ovsf) code assignment
09/14/2005CN1669282A Method and apparatus for hybrid decision feedback equalization
09/14/2005CN1669273A Radio communication method, radio communication terminal and radio LAN system
09/14/2005CN1669260A Method to check communication link reliability
09/14/2005CN1669257A Communicating method, transmitting device using the same, and receiving device using the same
09/14/2005CN1669248A Base station device and packet transmission power control method
09/14/2005CN1669246A Transmission power control method, TPC command transmission method, and radio communication device
09/14/2005CN1669245A Radio communication repeater
09/14/2005CN1669244A Improvements in or relating to multiple transmission channel wireless communication systems
09/14/2005CN1669243A Transmission diversity systems
09/14/2005CN1669242A Mobile station assisted forward link open loop power and rate control in a CDMA system
09/14/2005CN1669241A Methods and apparatus for adapting transmission power of a remote wireless device
09/14/2005CN1669237A System and method for the detection and compensation of radio signal time of arrival errors
09/14/2005CN1669232A Dynamic forward error correction in UTRA systems
09/14/2005CN1669231A Communication method, communication system, and communication device
09/14/2005CN1669229A Receiver for and method of recovering transmitted symbols in a H-ARQ packet retransmission
09/14/2005CN1669215A Groupwise successive interference cancellation for block transmission with reception diversity
09/14/2005CN1669183A Method and unit for beam control of antenna array
09/14/2005CN1669025A Method, device and system for automatic synchronization between terminal
09/14/2005CN1668132A Method for alarming and switching portable terminal using mobile communication net
09/14/2005CN1668130A Mobile data terminal and communication method therefor
09/14/2005CN1668128A Mobile radio terminal apparatus
09/14/2005CN1668127A Mobile radio terminal apparatus
09/14/2005CN1668126A Mobile radio terminal apparatus
09/14/2005CN1668082A Recall device
09/14/2005CN1668043A Desktop holder and portable terminal system
09/14/2005CN1668018A System for transmitting and receiving data
09/14/2005CN1667996A Communication timing control method and apparatus, node, and communication system
09/14/2005CN1667984A A method for implementing reversal volume test and equipment for generating analog input signal
09/14/2005CN1667981A Mobile target searching tracker in wireless communication
09/14/2005CN1667979A Service adaptive radio communication system and method
09/14/2005CN1667978A Adaptive radio communication system and method
09/14/2005CN1667977A System and method for implementing satellite transmission
09/14/2005CN1667976A Communication system and apparatus, and control method therefor
09/14/2005CN1219410C Intelligent base station signal relay amplifying and forwarding device and method
09/14/2005CN1219409C Time-division multiple access burst frame synchronizing method of base station radio interface
09/14/2005CN1219406C Method for equalizing traffic of GSM network
09/14/2005CN1219391C Echo eliminator and method for echo evaluation
09/14/2005CN1219379C Power calcualtion method and apparatus for radio communication system
09/14/2005CN1219378C Method for controlling overload of reverse power
09/14/2005CN1219377C Method for measuring power control bit in CDMA system
09/14/2005CN1219375C Method for controlling forward emitting power in CDMA system
09/14/2005CN1219363C Rate matching device for CDMA communication system
09/14/2005CN1219362C Method for transmitting electric books in mode of radio broadcasting and receiving electric books in mode of wireless reception
09/14/2005CN1219359C Automatic gain control circuit and method of direct sequence spread spectrum receiver
09/13/2005US6944802 Method and apparatus for transmitting and receiving wireless packet
09/13/2005US6944483 Portable radio terminal with infrared communication function and communication method for portable radio terminal
09/13/2005US6944475 Transceiver-processor building block for electronic radio systems
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