Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
12/2001
12/06/2001US20010049275 Automated alert state change of user devices for time-based and location-based events
12/06/2001US20010049270 Testing in an RF communication system
12/06/2001US20010049268 Radio device control terminal apparatus, radio system and multimedia system constitution method
12/06/2001US20010049264 Method for controlling the transmitter part of a radio transceiver and a corresponding radio transceiver
12/06/2001US20010048727 Method and apparatus for automatic gain control on a time slot by time slot basis
12/06/2001US20010048725 Method and system for overloaded array processing
12/06/2001US20010048674 Method for operating CDMA channel in base transceiver station
12/06/2001US20010048672 Satellite communication data delivery method and slave and master stations using the method
12/06/2001US20010048671 System and method for scaling a two-way satellite system
12/06/2001US20010048670 System and method for managing bandwidth in a two-way satellite system
12/06/2001US20010048669 System interfaces in a two-way satellite system
12/06/2001US20010048666 System for monitoring CDMA-type mobile terminal and method of doing the same
12/06/2001US20010048635 Device and method for generating clock signals from a single reference frequency signal and for synchronizing data signals with a generated clock
12/06/2001US20010048401 Antenna diversity receiver
12/06/2001US20010048389 Multi-beam receiving apparatus
12/06/2001US20010048360 Method and a system for reducing the influence of disturbing signals in transponder applications
12/06/2001US20010048292 Circuit configuration for controlling the transmitting power of a battery-operated transceiver
12/06/2001DE19937457A1 Verfahren zur Überwachung von Sendern in einem Gleichwellennetz und Funktation zum Empfangen von Funksignalen in einem Gleichwellennetz A method of monitoring stations in a single frequency network and Funktation for receiving radio signals in a single frequency network
12/06/2001DE10026077A1 Strahlformungsverfahren Beamforming method
12/06/2001DE10026076A1 Verfahren und Vorrichtung zum Auswerten eines Uplink-Funksignals Method and apparatus for evaluating an uplink radio signal
12/06/2001DE10025986A1 Mobilfunksystem mit synchronisierten Basisstationen Mobile radio system with synchronized base stations
12/06/2001DE10025838A1 Real=time simulation of fading conditions for testing mobile radio receivers, involves changing characteristic parameters of the transmission signal after modulation
12/06/2001DE10025725A1 Wireless bidirectional transmitting multimedia communication network has mobile subscriber that performs service control to pre-designate access points they will pass and data they will download
12/06/2001DE10025287A1 Verfahren und Kommunikationssystem zur Schätzung einer Störungs-Kovarianzmatrix für die Abwärtsverbindung in zellularen Mobilfunknetzen mit adaptiven Antennen A method and communication system for estimating an interference covariance matrix for the downlink in cellular mobile radio networks with adaptive antennas
12/06/2001CA2410291A1 Method for utilizing excess communications capacity
12/06/2001CA2380447A1 Communications system and method of administering connections therein
12/06/2001CA2345837A1 Radio communication systems
12/05/2001EP1161114A2 Conference call method and apparatus therefor
12/05/2001EP1161108A1 Mobile communication terminal
12/05/2001EP1161032A2 Route optimization method and agent apparatus
12/05/2001EP1161025A2 Multiplexed multicarrier communication
12/05/2001EP1161016A2 Digital radio receiver
12/05/2001EP1161013A1 Interference signal removing device and interference signal removing method
12/05/2001EP1161012A1 Interference signal eliminating apparatus and method of eliminating interference signal
12/05/2001EP1161010A1 Sir measuring device and sir measuring method
12/05/2001EP1161005A1 Method for synchronization of at least two interfaces
12/05/2001EP1161004A1 Synchronisation of CDMA communication systems
12/05/2001EP1161003A1 Arrival direction determining method and radio receiving device
12/05/2001EP1161002A1 Array antenna radio communication apparatus and calibration method
12/05/2001EP1161001A2 Multi-beam receiving apparatus
12/05/2001EP1161000A2 Method and apparatus for diversity reception of a multi-carrier signal
12/05/2001EP1160999A1 Antenna arrangement for a mobile telephone
12/05/2001EP1160998A1 Radio communication device and radio communication method
12/05/2001EP1160997A2 Code-division, multiple-access base station having transmit diversity
12/05/2001EP1160996A1 Method, apparatus and radio system for controlling the transmission characteristics of a first radio transmitter
12/05/2001EP1160995A1 Mobile terminal for a wireless telecommunication system
12/05/2001EP1160993A2 Adaptive wireless communication receiver
12/05/2001EP1160918A2 Helical antenna and portable transceiver
12/05/2001EP1160913A2 Antenna system
12/05/2001EP1160578A1 Method for standardizing a power detector
12/05/2001EP1159849A1 Preservation of cell borders at hand-off within a smart antenna cellular system
12/05/2001EP1159848A1 Improved message access for radio telecommunications system
12/05/2001EP1159847A1 Improved message access for radio telecommunications system
12/05/2001EP1159845A1 Method for detecting and compensating for radio link timing errors
12/05/2001EP1159841A1 Adaptive handoff algorithms for mobiles operating in cdma systems
12/05/2001EP1159840A1 Improved message access for radio telecommunications system
12/05/2001EP1159836A1 Method for communicating information
12/05/2001EP1159796A2 Method and apparatus for efficient synchronization in spread spectrum communications
12/05/2001EP1159794A1 Apparatus and method for assigning a supplemental channel in mobile communication system
12/05/2001EP1159793A1 Transmission method with variable data rate in a random access channel of a radio communication system
12/05/2001EP1159792A2 Method and apparatus for maximizing the use of available capacity in a communication system
12/05/2001EP1159791A1 Data transmission method and radio link system
12/05/2001EP1159790A1 Estimation of doppler shift compensation in a mobile communication system
12/05/2001EP1092271A4 Method and apparatus for transmitting and receiving information packets using multi-layer error detection
12/05/2001EP1016226B1 Received signal strength determination method, apparatus and computer program products
12/05/2001EP0958666B1 Compensation of doppler shift in a mobile communication system
12/05/2001EP0880712B1 Position determining system
12/05/2001EP0758504B1 A direct sequence cdma coherent uplink detector
12/05/2001CN2464022Y Double-polarity eight-output multiple selective satellite frequency reducer
12/05/2001CN1325604A Method and arrangement for optimal scheduling of slotted mode related measurements in a cellular radio system
12/05/2001CN1325600A Method and device for management of base station resources
12/05/2001CN1325583A Method and apparatus for reducing amplitude variations and interference in communication signals, e.g. employing inserted pilot symbol in a wireless communications system
12/05/2001CN1325580A Equalization method especially for offset moduation modes
12/05/2001CN1325573A Method and devie for adapting a transmission data rate or a transmitter power to the transmission quality of a trausmission channel
12/05/2001CN1325570A Asynchronous time division multiplexed packet data transmission system
12/05/2001CN1325569A System and method for gain control of individual narrowband chanels using a wideband power measurement
12/05/2001CN1325509A Portable controller
12/05/2001CN1325250A Portable terminal
12/05/2001CN1325245A Aparatus for sending and receiving radio signals in scytoblastema station signal-receiving-sending machine system
12/05/2001CN1325243A Space multi-way radio communication method and radio communication device
12/05/2001CN1325241A Control technology for communication system
12/05/2001CN1325213A General service-quality adapted framework used for moving multi-media
12/05/2001CN1325198A Multi-input multi-output orthogonal frequency-division multiplexing system
12/05/2001CN1325196A Method for synchronizing at least one moving-station in moving telecommunication network
12/05/2001CN1325191A Warning to small-area escape of moving station in moving communication system
12/05/2001CN1075913C Method for TDMA management, central station, terminal station and network system to perform this method
12/05/2001CN1075912C Power control apparatus suitable for use in radio communication device
12/05/2001CN1075911C Automobile on-board and/or portable telephone system
12/05/2001CA2349670A1 Apparatus and method for reducing latency and buffering associated with multiple access communications systems
12/04/2001US6327534 Unambiguous position determination using two low-earth orbit satellites
12/04/2001US6327523 Overhead system of inclined eccentric geosynchronous orbitting satellites
12/04/2001US6327483 Mobile radio communication equipment
12/04/2001US6327482 Mobile radio apparatus with auxiliary display screen
12/04/2001US6327481 Apparatus for and method of antenna-switched diversity reception
12/04/2001US6327462 System and method for dynamically varying operational parameters of an amplifier
12/04/2001US6327315 Method for estimating impulse response, and receiver
12/04/2001US6327310 Wireless transmission method for antenna arrays, having improved resistance to fading
12/04/2001US6327299 Method and system for measuring and adjusting the quality of an orthogonal transmit diversity signal in a wireless communications system
12/04/2001US6327297 Frequency hopping code division multiple access system and method
12/04/2001US6327256 Apparatus, and associated method, for communicating packet data in a radio communication system