Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
11/2004
11/04/2004CA2522646A1 Method and apparatus for determining repeater use in wireless communications
11/04/2004CA2520154A1 Wireless communication network including directional and omni-directional links
11/04/2004CA2520150A1 Wireless communications system with enhanced time slot allocation and interference avoidance/mitigation features and related methods
11/03/2004EP1473957A1 Method for the selection of a transmission channel in a time domain multiple access protocol, and communication system therefor
11/03/2004EP1473955A1 Uplink load capacity control in a wireless communication system with power control
11/03/2004EP1473954A1 Device and method for charging control with power control
11/03/2004EP1473937A1 Communication apparatus
11/03/2004EP1473890A2 Predictive routing maintenance in a mobile ad hoc network
11/03/2004EP1473889A2 Predictive routing in a mobile ad hoc network
11/03/2004EP1473885A1 Wireless communication unit and method for power saving with a power aware link adaption function
11/03/2004EP1473881A2 Controlling the sleep mode and awake mode in a wireless communication system
11/03/2004EP1473880A2 Method for setting sleep interval in a broadband wireless access communication system
11/03/2004EP1473870A2 Adaptive sleeping and awakening protocol for an energy efficient adhoc network
11/03/2004EP1473865A1 Method for generating a code mask for coding transmission over a traffic channel
11/03/2004EP1473862A2 Apparatus and method for performing channel estimation in an orthogonal frequency division multiplexing (OFDM) system using multiple antennas
11/03/2004EP1473854A2 A cell search method and a base station for a code division multiple access mobile communication system
11/03/2004EP1473853A1 Radio communication device, receiver device, and reception manner selecting method
11/03/2004EP1473852A1 Device for data header processing in a satellite communication network
11/03/2004EP1473851A1 Telecommunications system with reflective airborne platform
11/03/2004EP1473850A2 Device and method for communication via a designated reverse link common channel in a CDMA communication system
11/03/2004EP1473849A1 Method for determining amplification factors of a data channel and a control channel of a transmission system
11/03/2004EP1473832A1 Radio communication terminal and radio signal receiving method
11/03/2004EP1473798A1 Apparatus and method for calibrating reception signal in mobile communication system
11/03/2004EP1473634A1 Information providing system using code information
11/03/2004EP1472893A1 Method and apparatus for browsing objects in a user's surroundings
11/03/2004EP1472841A1 Fast settling data slicer comprising a low-pass filter with switchable cut-off frequency and a notch filter
11/03/2004EP1472822A1 Enhancement of data frame re-transmission by using an alternative modulation scheme in a wlan
11/03/2004EP1472812A2 Wideband ranging process for frequency acquisition
11/03/2004EP1472810A2 Protocol for reliable, self-organizing, low-power wireless network for security and building automation system
11/03/2004EP1472808A2 Maintaining a maintenance channel in a reverse link of a wireless communications system
11/03/2004EP1472807A1 Base station for a telecommunication system
11/03/2004EP1472806A2 Power control of serving and non-serving base stations
11/03/2004EP1472805A1 Time tracking loop for diversity pilots
11/03/2004EP1472803A1 METHOD AND ARRANGEMENT FOR ASYNCHRONOUS PROCESSING OF CCTrCH DATA
11/03/2004EP1472800A1 Analogue regenerative transponders, including regenerative transponder systems
11/03/2004EP1471866A1 Remote-control vibrator
11/03/2004EP1393590A4 Method of wcdma coverage based handover triggering
11/03/2004EP1350342A4 System and method for inband signaling for sector synchronization in a wireless communication system
11/03/2004EP1340334B1 Simple block space time transmit diversity using multiple spreading codes
11/03/2004EP1238478B1 Method for synchronizing a cdma receiver signal
11/03/2004EP1210786B1 Signal switching
11/03/2004EP1210780B1 Method and system to synchronize mobile units to a base transceiver station
11/03/2004EP1197006B1 Multistep rake combining method and apparatus
11/03/2004EP1192746B1 Apparatus and method for releasing reverse common channel in cdma communication system
11/03/2004EP1186123A4 Hybrid method and system of the improved bidirectional gps and cellular/pcs
11/03/2004EP1135938B1 Method for transmitting a quick paging channel at different power levels
11/03/2004EP1108338B1 Mobile terminal initiated and assisted antenna selection
11/03/2004EP0960541B1 Circuit for synchronizing cdma mobile phones
11/03/2004EP0777951B1 Method and device at cellular telecommunication system
11/03/2004EP0767992B1 Radiocommunication system using geostationary and non-geostationary satellites
11/03/2004EP0713621B1 Method and apparatus for uniquely encrypting a plurality of services at a transmission site
11/03/2004CN2653825Y Apparatus for handoff between a wireless local area network and a universal mobile telecommunication system
11/03/2004CN1543753A Sound image localizer
11/03/2004CN1543749A Interference reduction in a time division duplex communication system using code division multiple access
11/03/2004CN1543732A 通信系统和方法 Communication system and method
11/03/2004CN1543723A Diversity transmitter and diversity transmission method
11/03/2004CN1543718A System and methodology for automatically setting a clock
11/03/2004CN1543717A Method for the transmission of a global pilot signal between stations of a radio communication system and station for the above
11/03/2004CN1543716A Method and apparatus for controlling gain level of a supplemental channel in a CDMA communication system
11/03/2004CN1543712A Data source hand-off in a broadcast-based data dissemination environment
11/03/2004CN1543252A Apparatus and method for controlling transmission antenna arrays for a high speed physical downlink shared channel
11/03/2004CN1543242A Method and apparatus for prolonging time interval between discontinuous call-receiving to reduce call-sending power consumption of handset
11/03/2004CN1543233A Method of 'double-in' detection in PHS system
11/03/2004CN1543232A Load control method for mobile communication system
11/03/2004CN1543115A A method for preventing network address translation (NAT) device from being attacked by network user
11/03/2004CN1543112A Dual mode modem and method for integrated cell searching
11/03/2004CN1543111A Method for generating a code mask for coding transmission over a traffic channel
11/03/2004CN1543109A Method for performing switching between PHS to WCDMA system
11/03/2004CN1543108A Multi-path combining method for WCDMA communication system
11/03/2004CN1543106A Channel estimation method for WCDMA communication system
11/03/2004CN1543105A Frequency control method and device for WCDMA system
11/03/2004CN1543103A Apparatus and method for performing channel estimation in an orthogonal frequency division multiplexing (ofdm) system using multiple antennas
11/03/2004CN1543090A Portable telephone device and external a dapter connected by a short-range wireless link
11/03/2004CN1543089A Power equalization implementing method for dedicated down channel and reference power calculating circuit
11/03/2004CN1543088A Iterative demodulating-decoding method and apparatus for code modulation system having output external information
11/03/2004CN1543087A Apparatus and method for calibrating reception signal in mobile communication system
11/03/2004CN1543086A Radio communication terminal and radio signal receiving method
11/03/2004CN1543084A Apparatus and method for transmitting/receiving differential stbc using channel power
11/03/2004CN1543082A Method and apparatus for supervising a potentially gated signal in a wireless communication system
11/03/2004CN1174656C Communications system load control methods and apparatus
11/03/2004CN1174652C Method for start-up testing of telecommunication connections in radio system, and radio system
11/03/2004CN1174647C Mobile telephone having continuous recording capability
11/03/2004CN1174643C Combined signalling and signal interference ratio internal ring power control
11/03/2004CN1174595C Portable telephone set
11/03/2004CN1174576C Cheat detecting method in mobile telecommunication network
11/03/2004CN1174574C CDMA receiving method and circuit
11/03/2004CN1174565C Synchronization mehtod for time slicing and code group allocated to base station in time division duplex CDMA communication system
11/03/2004CN1174563C Satellite audio broadcast system and method for providing audio satellite broadcast radiation
11/03/2004CN1174562C Method and system using transmit diversity techniques
11/02/2004US6813596 Method for generating a high fidelity simulation of an orbiting satellite telemetry stream
11/02/2004US6813560 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris
11/02/2004US6813508 Apparatus and method for mobile communication
11/02/2004US6813493 Cellular mobile telephone system that can be used on board a vehicle
11/02/2004US6813492 Satellite beam pattern for non-uniform population distribution
11/02/2004US6813485 Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
11/02/2004US6813479 Method of controlling power in a telecommunication system
11/02/2004US6813476 Method and system for compensating for atmospheric fading in a communications system
11/02/2004US6813475 Interference attenuating remote audience survey system and method
11/02/2004US6813359 Apparatus and method for minimizing multipath interference
11/02/2004US6813309 CDMA receiving method and circuit