Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
02/2003
02/05/2003EP1282320A2 Infrastructure for a telephony network
02/05/2003EP1282302A2 Imaging apparatus
02/05/2003EP1282292A2 Mobile Communication Terminal
02/05/2003EP1282272A2 Proximity transaction control method
02/05/2003EP1282258A1 Method and apparatus for synchronising receivers
02/05/2003EP1282245A1 Channel estimation in a multi carrier transmit diversity system
02/05/2003EP1282244A1 Symmetric sweep phase sweep transmit diversity
02/05/2003EP1282243A1 Biased phase sweep transmit diversity
02/05/2003EP1282242A1 Split shift phase sweep transmit diversity
02/05/2003EP1282241A1 Mobile communication system and transmission power control method
02/05/2003EP1281289A1 Handover procedures in a radio communication system
02/05/2003EP1281249A1 A method and an apparatus for providing both voice and data services in a wireless communication system
02/05/2003EP1281248A1 An apparatus and method for transmitting and receiving data according to radio link protocol in a mobile communications system
02/05/2003EP1281247A1 Transmitter and receiver device and method for synchronizing a receiver installation
02/05/2003EP1281246A1 High data rate satellite communications system and method
02/05/2003EP1281245A1 Transmit antenna diversity apparatus and method for a base station in a cdma mobile communication system
02/05/2003EP1281244A2 A method and an apparatus for improving stability and capacity in cdma medium data rate systems
02/05/2003EP1133838B1 Power control method and power control system
02/05/2003EP1074099B1 Transmission method in a domestic communication system comprising a wireless channel
02/05/2003EP1057294A4 Cdma dispatch system
02/05/2003EP1027783B1 Methods and arrangement for transmitting data via a radio interface in a radiocommunications system
02/05/2003EP1010264B1 A method for communicating information in a communication system that supports multiple modulation schemes
02/05/2003EP0968490A4 Teaching apparatus for magnetic torque experiments
02/05/2003EP0908024B1 Packet-switched spread-spectrum system
02/05/2003EP0885510A4 Method and apparatus for routing a digitized rf signal to a plurality of paths
02/05/2003EP0680674B1 A method for adjusting transmission power, and a base station
02/05/2003CN2534738Y Card insert device with antenna
02/05/2003CN1395805A Optimized sleep mode operation
02/05/2003CN1395803A Method for preparing interfrequency handover, network element and mobile station
02/05/2003CN1395780A Apparatus and method for using adaptive algorithms to exploit sparsity in target weight vectors in adaptive channel equalizer
02/05/2003CN1395779A Adaptive precding
02/05/2003CN1395777A Low level mobility management procedures
02/05/2003CN1395774A Receiver controlled ischronous transmission
02/05/2003CN1395770A Apparatus and method for allocating common channel in CDMA mobile communication system
02/05/2003CN1395769A Regional tunnel management method in mobile communication system using mobile IP
02/05/2003CN1395768A Wireless communication system with selectively sized data transport blocks
02/05/2003CN1395767A Secondary station and method of operating the station
02/05/2003CN1395766A Apparatus and method for generating preamble sequence in wireless communication system
02/05/2003CN1395765A Secondary station and method of operating station
02/05/2003CN1395764A Secondary station and method of operating station
02/05/2003CN1395763A Power control in mobile radio telephone system when transmission is interrupted
02/05/2003CN1395444A Measuring data processing device and method
02/05/2003CN1395437A Variable spread spectrum basic station
02/05/2003CN1395434A Method for estimating frequency unstability of one mobile radio system capable of using two different radio networks and its system
02/05/2003CN1395429A Method for measuring motion speed of mobile station in mobile communication
02/05/2003CN1395399A CDMA mobile communication system, communication method, wireless terminal and basic station
02/05/2003CN1395396A Device and method for reducing interference
02/05/2003CN1395394A Method for supplying and acquiring travel comprehensive service, and communication system and program
02/05/2003CN1395386A Method for transmitting high speed down link group insersion business information
02/05/2003CN1395380A 移动基地台运行控制方法以及移动基地台 Mobile base station operation control method and mobile base stations
02/05/2003CN1395379A Transmitting power control method and system suitable for mobile communication
02/05/2003CN1395375A Method of down-chain power control in packet switching cellular system
02/05/2003CN1101122C Mobile radio communication system and radio circuit controlling method thereof
02/05/2003CN1101121C Transmission power control for use in radio base station apparatus in TDMA-TDD system
02/05/2003CN1101117C Mobile communication equipment with GPS function and method for acquiring real-time information
02/05/2003CN1101113C Two-way paging system and apparatus
02/05/2003CN1101112C 通信系统 Communications systems
02/05/2003CN1101093C Shared frequency signal removing device
02/05/2003CN1101088C Timing adjustment control for efficient time division dupluex communication
02/04/2003US6516206 Transceiver operation in radio system
02/04/2003US6516201 Mobile radio communication apparatus having a plurality of MINs
02/04/2003US6516199 Reducing interference in telecommunications systems
02/04/2003US6516065 Method for implementing ciphered communication for single-hop terminal-to-terminal calls in a mobile satellite system
02/04/2003US6516020 Correlator and despreading code switching method
02/04/2003US6516007 Method for synchronizing reverse link and transmission method using synchronous reverse link
02/04/2003US6516002 Apparatus for using a receiver model to multiplex variable-rate bit streams having timing constraints
02/04/2003US6515987 Serial to parallel conversion of data to facilitate sharing a single buffer among multiple channels
02/04/2003US6515982 Device and method for time-division multiple access radio communication
02/04/2003US6515981 Packet-switched spread-spectrum system
02/04/2003US6515980 Methods and apparatus for interference cancellation using complex interference orthogonalization techniques
02/04/2003US6515978 Methods and apparatus for downlink diversity in CDMA using Walsh codes
02/04/2003US6515976 Demodulation method and apparatus in high-speed time division multiplexed packet data transmission
02/04/2003US6515975 Fast forward power control during soft handoff
02/04/2003US6515974 Mobile computer communication scheme supporting moving among networks of different address systems
02/04/2003US6515973 Method of establishing a soft circuit between a source node and a destination node in a network of nodes to allow data to be transmitted therebetween
02/04/2003US6515970 Communication system with fast control traffic
02/04/2003US6515619 Object location system
02/04/2003US6515616 System and method for aligning signals having different phases
02/04/2003US6515605 Base station having high speed, high resolution, digital-to-analog converter with off-line sigma delta conversion and storage
02/04/2003US6515579 Switching apparatus for routing communication channels through a satellite payload
02/04/2003US6513758 High altitude platform control system
02/04/2003CA2216399C An elliptical satellite system which emulates the characteristics of geosynchronous satellites
01/2003
01/30/2003WO2003009643A1 Sound image localizer
01/30/2003WO2003009620A1 Data security device
01/30/2003WO2003009618A1 A recognition method of identifying primary cell in site selective diversity transmit control
01/30/2003WO2003009608A2 Method for synchronising radio terminals in a radio communication system
01/30/2003WO2003009535A1 Communication system and method
01/30/2003WO2003009534A1 Communication system and method
01/30/2003WO2003009519A1 Method for diversity reception of a multicarrier signal, receiver and corresponding system
01/30/2003WO2003009507A1 Access method of variable power adjustment in cdma communication system
01/30/2003WO2003009506A1 A transport method for a physical communal grouping channel with power bias
01/30/2003WO2003009504A1 Multi-carrier transmission apparatus, multi-carrier reception apparatus, and multi-carrier radio communication method
01/30/2003WO2003009503A1 Data transmission apparatus and data transmission method
01/30/2003WO2003009501A1 Exciter system and method for communications within an enclosed space
01/30/2003WO2003009496A1 Radio terminal apparatus and its reception control program
01/30/2003WO2003009494A1 Ground-to-satellite-to-aircraft communication system
01/30/2003WO2003009493A1 Channel prediction in closed loop transmit diversity
01/30/2003WO2003009492A1 A method and device for downlink feedback multiple antenna transmit in wireless communication system
01/30/2003WO2003009491A2 Wireless device local access system
01/30/2003WO2003009486A1 Communication apparatus, communication method, communication program, and recording medium