Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
09/2002
09/11/2002CN1090862C Timing playback device and diversity communication device
09/11/2002CN1090852C Picking up of mobile stations from direct mode channel
09/11/2002CN1090850C Time division multiple address connecting system receiver
09/11/2002CN1090849C Frequency error correction in satellite-mobile communications system
09/11/2002CN1090848C Aerial diversity radio receiving arrangement for telecommunication system with block oriented radio information transmission
09/11/2002CN1090847C Method and apparats for increasing receiver immunity to interference
09/11/2002CN1090844C Direct changing receiver with wave filter with cut-off frequency switchover device
09/10/2002US6449490 Transmitter directed code division multiple access system using path diversity to equitably maximize throughput
09/10/2002US6449489 Method and apparatus for adaptive adjustments of user probe signal
09/10/2002US6449488 Quality of service based CDMA broadcast scheduler
09/10/2002US6449484 Method and arrangement in a radio communications system
09/10/2002US6449481 Method for determining execution time of inter-frequency hard handoff and establishing the hard handoff environment
09/10/2002US6449478 System and method for modification of satellite hop counter to reflect orbit type
09/10/2002US6449477 Radio frequency coverage of an enclosed region by arrangement of transceivers within the region
09/10/2002US6449476 System and method for independently downloading features into a set of storage locations in a wireless communication device
09/10/2002US6449469 Switched directional antenna for automotive radio receivers
09/10/2002US6449468 Mobile radiocommunication terminal comprising at least two antennas with a diversity of polarizations for signal reception
09/10/2002US6449467 Power control of RF signals with booster module
09/10/2002US6449466 Adaptive digital pre-distortion correction circuit for use in a transmitter in a digital communication system and method of operation
09/10/2002US6449464 Method of reporting signal quality measurements from a mobile terminal with enhanced demodulation algorithm
09/10/2002US6449463 Variable loop gain in double loop power control systems
09/10/2002US6449462 Method and system for quality-based power control in cellular communications systems
09/10/2002US6449363 Safety tilt mechanism for portable telephone including a speakerphone
09/10/2002US6449323 Transmission method, transmission apparatus, reception method and reception apparatus
09/10/2002US6449314 Space time block coded transmit antenna diversity for WCDMA
09/10/2002US6449306 Orthogonal complex spreading method for multichannel and apparatus thereof
09/10/2002US6449290 Methods and arrangements in a radio communications system
09/10/2002US6449287 Short messaging method and system for airborne passengers
09/10/2002US6449280 Broadband telecommunications system
09/10/2002US6449268 Digital radio communication system, PDMA radio base station reception system and weight vector calculation method
09/10/2002US6449267 Method and apparatus for medium access control from integrated services packet-switched satellite networks
09/10/2002US6449266 Data transmission method, transmitter, and receiver
09/10/2002US6449265 Media access control layer for satellite ATM networks
09/10/2002US6448938 Method and apparatus for frequency selective beam forming
09/10/2002US6448926 Multi-band, multi-function integrated transceiver
09/10/2002CA2282891C Communication system utilizing radiating transmission line
09/10/2002CA2194786C Method and apparatus for estimating a signal fading characteristic
09/10/2002CA2194017C Mobile communication information terminal apparatus
09/07/2002CA2374717A1 Distributed computing using wireless mobile devices
09/06/2002WO2002069667A1 Wireless multimedia system
09/06/2002WO2002069655A2 Power management for subscriber identity module
09/06/2002WO2002069653A1 System for downloading program to general-purpose subscriber identification module
09/06/2002WO2002069591A1 Communication device and transmission mode selecting method
09/06/2002WO2002069590A1 Method and apparatus for is-95b reverse link supplemental code channel frame validation and fundamental code channel rate decision improvement
09/06/2002WO2002069551A1 Initial cell search algorithm
09/06/2002WO2002069537A1 Method for achieving a large capacity of scdma spread communication system
09/06/2002WO2002069533A2 Two-dimensional channel bonding in a hybrid cdma/fdma fixed wireless access system to provide finely variable rate channels
09/06/2002WO2002069525A1 Power-controlled random access
09/06/2002WO2002069524A2 Satellite telecommunication method and system and base station for one such system
09/06/2002WO2002069523A1 Smart antenna based spectrum multiplexing using a pilot signal
09/06/2002WO2002069522A1 Diversity antenna arrangement
09/06/2002WO2002069521A1 Forward-link scheduling in a wireless communication system during soft and softer handoff
09/06/2002WO2002069520A1 Method, apparatus, and system for optimizing transmisson power and bit rate in multi-transmission scheme communication systems
09/06/2002WO2002069493A2 Automatic frequency control systems and methods for joint demodulation
09/06/2002WO2002069443A1 Integrated beamformer/method architecture
09/06/2002WO2002069300A1 Collecting, analyzing, consolidating, delivering and utilizing data relating to a current event
09/06/2002WO2002069073A2 Ethernet digital storage (eds) card and satellite transmission system including faxing capability
09/06/2002WO2002052689A3 Back-up battery for a cellular telephone
09/06/2002WO2002041502A3 Method for signalling the diversity mode of one or more broadcast channels and corresponding radiocommunications system
09/06/2002WO2002035729A3 Method and apparatus for space division multiple access receiver
09/06/2002WO2002035728A3 Equalisation using two training sequences
09/06/2002WO2002033852A3 Method for improving a channel estimate in a radiocommunications system
09/06/2002WO2002017549A3 A technique for reducing processing power in 3g systems
09/06/2002WO2001093971A3 Program execution system, program execution device, relay device, and recording medium
09/06/2002WO2001017185A9 Estimation, in a rake receiver, of the rate of change of the channel
09/06/2002WO2001010156A9 Spatial multiplexing in a cellular network
09/06/2002CA2599806A1 Initial cell search algorithm for 3g fdd wireless communication systems
09/06/2002CA2438857A1 Method and apparatus for is-95b reverse link supplemental code channel frame validation and fundamental code channel rate decision improvement
09/06/2002CA2428586A1 Ethernet digital storage (eds) card and satellite transmission system including faxing capability
09/05/2002US20020123838 Traveling support information processing system
09/05/2002US20020123374 Communications device and a method for control of its operation
09/05/2002US20020123372 Variation compensating unit
09/05/2002US20020123371 Radio base station unit and radio communication method
09/05/2002US20020123370 Compensation for antenna diagram optimization
09/05/2002US20020123364 Method for controlling the signal level from terminals to a node in a network in point to multi-point radio-communication systems having time division multiple access
09/05/2002US20020123362 Power control and transmission rate parameters of a secondary channel in a wireless communication system
09/05/2002US20020123358 Dual event slotted paging
09/05/2002US20020123351 Base station unit and method for radio communication
09/05/2002US20020123349 Base station apparatus and communication method
09/05/2002US20020123347 High margin notification method and apparatus
09/05/2002US20020123344 Cellular mobile telephone system that can be used on board a vehicle
09/05/2002US20020123343 Method and apparatus providing suppression of system access by use of confidence polygons, volumes and surfaces in a mobile satellite system
09/05/2002US20020123340 Information servicing method for a mobile station
09/05/2002US20020123337 System for fast macrodiversity switching in mobile wireless networks
09/05/2002US20020123318 Method of receiving a signal and a receiver
09/05/2002US20020123314 Connection acceptance control scheme by obtaining available quality value
09/05/2002US20020123306 Channelized booster amplifier for cellular communications
09/05/2002US20020122557 Synchronization acquisition apparatus and synchronization acquisition method
09/05/2002US20020122540 Information delivery management apparatus, mobile communication equipment, information delivery check systems, and information delivery check methods
09/05/2002US20020122513 Determination of a reference value for automatic gain control of a receiver on a general packet control channel
09/05/2002US20020122512 Spread spectrum adaptive power control using a base station
09/05/2002US20020122500 Transmitting apparatus and method, receiving apparatus and method, and transmitting and receiving apparatus and method
09/05/2002US20020122499 Method and apparatus for error reduction in an orthogonal modulation system
09/05/2002US20020122498 Training sequence for a radio communications system
09/05/2002US20020122473 Method and device for the processing of interference in signals received by an array of sensors
09/05/2002US20020122471 Amplitude and phase estimation method in a wireless communication system
09/05/2002US20020122465 Highly bandwidth-efficient communications
09/05/2002US20020122461 Virtual cell mapping in macrodiverse wireless networks with frequency hopping
09/05/2002US20020122460 Spread spectrum adaptive power control
09/05/2002US20020122420 Method and system for connectionless communication in a cell relay satellite network