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)
05/1998
05/26/1998US5757858 Dual-mode digital FM communication system
05/26/1998US5757853 Spread spectrum time diversity communications system
05/26/1998US5757851 Communication receiver using soft decision TCH/FACCH channel discriminator
05/26/1998US5757792 Mobile communication system and a method of communication mode transition
05/26/1998US5757790 Packet communication system capable of rapidly confirming receipt of downward packet signals
05/26/1998US5757789 Dual mode satellite/cellular terminal
05/26/1998US5757787 Dual mode satellite/cellular terminal
05/26/1998US5757785 Multi-directional multiple access communication system
05/26/1998US5757784 Usage-based billing system for full mesh multimedia satellite network
05/26/1998US5757783 Method and apparatus for routing ATM cells in an AD-ATM LAN
05/26/1998US5757767 Method and apparatus for joint transmission of multiple data signals in spread spectrum communication systems
05/26/1998US5757328 Windowpane antenna for vehicles
05/26/1998US5757285 Method and apparatus for effecting a wireless exchange of data between a stationary station and moving objects
05/26/1998US5757245 Circuit for 2-level/4-level frequency shift key modulation
05/26/1998CA2073881C Signal processing sequencing in the reduced transmission rate mpde of a digital cellulal radiocommunication system
05/26/1998CA2061851C Adaptive equalizer for digital cellular radio
05/25/1998CA2221003A1 Space-based communication systems
05/22/1998WO1998021848A1 Radio communication equipment using algorithm diversity
05/22/1998WO1998021842A2 Despreading of direct sequence spread spectrum communications signals
05/22/1998WO1998021841A1 Method for multiplexing adjacent transceiver/transcoder links into a single timeslot
05/22/1998WO1998021840A1 Transporting user data over a-bis and a-interfaces within a mobile telecommunications network
05/22/1998WO1998021839A1 Real-time information delivery system for aircraft
05/22/1998WO1998021838A1 Aeronautical cellular network
05/22/1998WO1998021836A2 Receiving method, and receiver
05/22/1998WO1998021834A2 Frequency hopping method and radio system
05/22/1998WO1998021709A1 Application of split-and dual-screen lcd panel design in cellular phones
05/22/1998WO1998020724A2 High bandwidth broadcast system having localized multicast access to broadcast content
05/22/1998WO1998016032A3 Improved synchronization of a receiver with a transmitter using nonlinear transformation metrics
05/22/1998WO1998016031A3 Improved synchronization of a receiver with a transmitter using early-late testing during coarse synchronization
05/22/1998WO1998013952A3 A base station receiver and a method for receiving a signal
05/22/1998CA2271687A1 High bandwidth broadcast system having localized multicast access to broadcast content
05/22/1998CA2271474A1 Despreading of direct sequence spread spectrum communications signals
05/22/1998CA2270182A1 Real-time information delivery system for aircraft
05/20/1998EP0843494A2 TDM-based fixed wireless loop system and method for beam forming
05/20/1998EP0843493A2 Selective call receiver with error free alert of message omission
05/20/1998EP0843428A2 Communication system using a base station and a mobile station using COFDM transmission, method for setting up a radio-link and mobile station using the method
05/20/1998EP0843427A1 An arrangement for suppressing harmonic interference in signal transmission
05/20/1998EP0843426A2 Method and apparatus for transmitting radio wave by rotating plane of polarization
05/20/1998EP0843423A1 Data relay transmitter, data transmission system, and data transmitting method
05/20/1998EP0843422A2 Method and arrangement for improving the transmission quality in a point-to-multipoint radio transmission system
05/20/1998EP0843421A2 A system for limiting the transmitted power of a mobile communications means
05/20/1998EP0843380A2 Wireless mobile communication system
05/20/1998EP0843295A1 Roadside communication system
05/20/1998EP0843270A2 Method of optimizing electronic price label systems
05/20/1998EP0842570A1 A wireless multi-cell radio telecommunication system
05/20/1998EP0842569A1 Process and device for reducing common channel interference in cellular jd-cdma radio systems
05/20/1998EP0842567A1 Synchronization to pseudo random number sequence with sign ambiguity in communications systems
05/20/1998EP0842565A1 Low power data receiver combined with audio receiver
05/20/1998EP0842483A1 Process for controlling the access of a data station to mobile data carriers
05/20/1998EP0777939B1 Aerial switch for wireless aerial diversity telecommunications devices with two aerials
05/20/1998EP0666001B1 Process and arrangement for antenna diversity selection in the receiving device of a cordless telephone system
05/20/1998EP0666000B1 Process and arrangement for antenna diversity selection in a radio emitter/receiver of a cordless telephone system
05/20/1998DE19647833A1 Verfahren zur gleichzeitigen Funkübertragung digitaler Daten zwischen mehreren Teilnehmerstationen und einer Basisstation Process for the simultaneous wireless transmission of digital data between a plurality of subscriber stations and a base station
05/20/1998DE19647630A1 Digital information transmission method between transcoder and base station
05/20/1998DE19646746A1 Übertragungsverfahren zur drahtlosen Kommunikation mit einem implantierten medizinischen Gerät A transmission method for wireless communication with an implanted medical device
05/20/1998DE19646745A1 Übertragungsverfahren und Anordnung zur Durchführung des Verfahrens Transmission method and arrangement for performing the method
05/20/1998CN1182523A Method and apparatus for power control in spread-spectrum communication system
05/20/1998CN1182513A Method and apparatus for power control in communication system
05/20/1998CN1182511A Asymmetric high-speed data transmission method in mobile communications network
05/20/1998CN1182508A Method and apparatus for power control in communication system
05/20/1998CN1182488A Improved periodic wireless data broadcast
05/20/1998CN1182337A Method for releasing call in codeless telephone
05/20/1998CN1182315A Method of synchronizing satellite switched CDMA communication system
05/20/1998CN1182314A Spread spectrum communication system
05/20/1998CN1182313A High-efficiency transmission method of quotation information
05/20/1998CN1182311A Radio Communication system adapting time division duplexing/frequency hopping
05/20/1998CN1182310A Acquisition scheme and receive for asynchronous Ds-CDMA cellular communication system
05/20/1998CN1182309A Interference signal cancellation system
05/19/1998US5754976 Algebraic codebook with signal-selected pulse amplitude/position combinations for fast coding of speech
05/19/1998US5754961 Radio communication system including SDL having transmission rate of relatively high speed
05/19/1998US5754950 Method and apparatus for combining signals
05/19/1998US5754949 Transmitter-receiver apparatus
05/19/1998US5754948 Millimeter-wave wireless interconnection of electronic components
05/19/1998US5754947 Radio communication apparatus and method for preventing hidden terminals from interrupting communications
05/19/1998US5754942 Satellite power level monitoring system and method using digital signal processing
05/19/1998US5754665 Noise Canceler
05/19/1998US5754659 Generation of cryptographic signatures using hash keys
05/19/1998US5754626 Digital radiotelephone apparatus
05/19/1998US5754625 Radio phone apparatus having compact cordless extension unit
05/19/1998US5754606 Clock signal regenerating circuit
05/19/1998US5754604 Synchronization to pseudo random number sequence with sign ambiguity in communications systems
05/19/1998US5754600 Method and apparatus for optimum soft-decision viterbi decoding of convolutional-differential encoded QPSK data in coherent detection
05/19/1998US5754597 Method and apparatus for routing a digitized RF signal to a plurality of paths
05/19/1998US5754583 Communication device and method for determining finger lock status in a radio receiver
05/19/1998US5754560 Method and apparatus for establishing a test loop for monitoring the operation of a radio station
05/19/1998US5754554 Telephone apparatus for multiplexing digital speech samples and data signals using variable rate speech coding
05/19/1998US5754541 Data transmission method, base station, and subscriber terminal
05/19/1998US5754538 System for transmitting learning information via a time-varying transmission channel and corresponding transmission and receiving equipment
05/19/1998US5754535 Method for TDMA management, central station, terminal station and network system to perform this method
05/19/1998US5754533 Method and system for non-orthogonal noise energy based gain control
05/19/1998US5754145 Printed antenna
05/19/1998US5754139 Method and intelligent digital beam forming system responsive to traffic demand
05/19/1998US5754138 Method and intelligent digital beam forming system for interference mitigation
05/19/1998US5754104 Antenna alarm detection system
05/19/1998CA2162492C A method for determining communication resource handoffs
05/19/1998CA2088450C Cross polarization interference compensating device comprising decision feedback cross polarization interference cancellers
05/19/1998CA2068009C System for decentralizing uplink network control and minimizing overhead in radio frequency data communications network
05/14/1998WO1998020698A2 Method and apparatus for performing position- and preference-based service selection in a mobile telephone system
05/14/1998WO1998020655A1 Multi-frame synchronization for parallel channel transmissions
05/14/1998WO1998020634A2 Frequency sharing for satellite communication system
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