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)
04/1998
04/01/1998EP0833457A2 CDMA packet communication
04/01/1998EP0833403A2 Communication system comprising an active-antenna repeater
04/01/1998EP0832540A1 Remote vocoding over a long distance link
04/01/1998EP0832527A1 Packet data transmission in code-division multiple access communication systems
04/01/1998EP0832526A1 Cdma communication system in which bit rates are dynamically allocated
04/01/1998EP0832523A1 Communication method and apparatus using data compression
04/01/1998EP0832509A1 Method and apparatus for adaptive transmission beam forming in a wireless communication system
04/01/1998EP0832463A1 An improved periodic wireless data broadcast
04/01/1998EP0746932A4 Wireless direct sequence spread spectrum digital cellular telephone system
04/01/1998EP0685129B1 Method and system for the dynamic modification of control parameters in a transmitter power control system
04/01/1998CN1178051A Method for frame quality detection and receiver
04/01/1998CN1178049A High-speed data transmission is mobile communication c networks
04/01/1998CN1178048A High-speed data transmission in mobile communication networks
04/01/1998CN1178046A Method and apparatus for using walsh shift reying in a spread spectrum communication system
04/01/1998CN1178045A Message fragmenting in time diversity radio system
04/01/1998CN1178043A Method for controlling transmission power and a wireless system
04/01/1998CN1178042A Messaging system and method having roaming capability
04/01/1998CN1177897A Communication device limiting consumption of cell power supply and control method thereof
04/01/1998CN1177890A Pager of removing cross-modulation
04/01/1998CN1177868A Transmitting-power tracing device adopting business information
03/1998
03/31/1998US5734987 Noise-controlled communication apparatus
03/31/1998US5734985 Simulcast phase synchronization system
03/31/1998US5734982 Radio communication system
03/31/1998US5734981 Method and apparatus for call delivery to a mobile unit
03/31/1998US5734969 Radio communication method and apparatus which adds an interrupt enable synchronizing signal to a compressed voice signal in place of a synchronizing A signal
03/31/1998US5734967 Method and apparatus for reducing self interference in a communication system
03/31/1998US5734966 Wireless communication system for adapting to frequency drift
03/31/1998US5734965 On-board unit for transponder operation
03/31/1998US5734962 Satellite communications system utilizing parallel concatenated coding
03/31/1998US5734716 Magnetically driven vertically correcting antenna for portable telephones
03/31/1998US5734678 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
03/31/1998US5734648 CDMA communications method and system
03/31/1998US5734646 Code division multiple access system providing load and interference based demand assignment service to users
03/31/1998US5734645 Layer 2 protocol in a cellular communication system
03/31/1998US5734639 Wireless direct sequence spread spectrum digital cellular telephone system
03/31/1998US5734345 Antenna system for controlling and redirecting communications beams
03/31/1998US5734333 Device with spectral purity for the remote exchange of information between a portable object and a station
03/31/1998US5734254 Battery pack and charging system for a portable electronic device
03/30/1998CA2217357A1 Demand-based power and data rate adjustments to a transmitter to optimize channel capacity and power usage with respect to data transmission traffic over a fixed-bandwidth channel
03/26/1998WO1998012893A2 Signalling in a digital mobile communications system
03/26/1998WO1998012889A1 Base station and process for powering a cell of a cellular mobile radio system
03/26/1998WO1998012888A1 System and method for controlling a cellular radio communication network using a set of protocol analysers and mobile stations
03/26/1998WO1998012848A1 Interference mitigation by joint detection of cochannel signals
03/26/1998WO1998012833A2 Method and system for wireless internet access
03/26/1998WO1998012800A1 Adaptive digital predistortion linearization and feed-forward correction of rf power amplifier
03/26/1998WO1998012678A2 Method of facilitating transmission level measurement, and base station
03/26/1998WO1998012571A1 Position determination using multiple base station signals
03/26/1998WO1998008350A3 Broadcasting messages to mobile stations within a geographic area
03/26/1998WO1998007288A3 Method and apparatus for establishing activation date for a cellular telephone
03/26/1998WO1998006225A3 A method and an arrangement for conducting multiple calls simultaneously
03/26/1998WO1998005129A3 Load monitoring and management in a cdma wireless communication system
03/26/1998WO1997047148A3 Using a signal with increased power for determining the position of a mobile subscriber in a cdma cellular telephone system
03/26/1998DE19738354A1 Sync information synchronisation method for wireless telephone system
03/26/1998DE19643658C1 Cordless mobile communications device calling method
03/26/1998DE19639093A1 Verfahren zur drahtlosen Übertragung von Ortsinformationen und Nutzinformationen und Sende-/Empfangseinrichtung Method for wireless transmission of location information and user information and transmitting / receiving device
03/26/1998CA2265985A1 Method and system for wireless internet access
03/26/1998CA2216342A1 Receiving station for frame-oriented mobile communications systems
03/26/1998CA2214657A1 Medium earth orbit communication satellite system
03/25/1998EP0831669A2 Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals
03/25/1998EP0831627A2 Assignment of subcarriers to an antenna array in a multicarrier transmitter
03/25/1998EP0831612A1 Mobile communication system
03/25/1998EP0831602A2 Providing control-function data in communication-data channel of a full-mesh satellite communication network by dynamic time-slot assignment in TDMA waveform
03/25/1998EP0831601A1 Arrangement for transmitting digital information by satellite from a plurality of ground stations
03/25/1998EP0831600A1 Arrangement for transmitting digital information by satellite
03/25/1998EP0831599A2 Automatic satellite/terrestrial mobile terminal roaming system
03/25/1998EP0831598A1 Polarization diversity system for mobile communications with adaptive configuration of the radiation characteristics
03/25/1998EP0831597A2 An information receiving system and a control method therefor
03/25/1998EP0831441A1 Radio selective calling receiver and method of judging received data
03/25/1998EP0831414A2 A portable radio terminal
03/25/1998EP0830775A1 Control message transmission in telecommunications systems
03/25/1998EP0830764A1 A control system for a wireless telecommunications system
03/25/1998EP0830763A1 Subscriber terminal for a wireless telecommunications system
03/25/1998EP0830759A1 Apparatus and method of frame aligning information in a wireless telecommunications system
03/25/1998EP0830756A1 Asymmetric hybrid access system and method
03/25/1998EP0830754A1 Linear coverage area antenna system for a cdma communication system
03/25/1998EP0830753A1 High efficiency sub-orbital high altitude telecommunications system
03/25/1998EP0830752A1 Pilot signal strength control for a low earth orbiting satellite communications system
03/25/1998EP0830751A1 Apparatus and method of controlling transmitting power in a subscriber terminal of a wireless telecommunications system
03/25/1998EP0830750A1 Apparatus and method of transmitting and receiving information in a wireless telecommunications system
03/25/1998EP0830749A1 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
03/25/1998EP0830748A1 Apparatus and method of establishing a downlink communication path in a wireless telecommunications system
03/25/1998EP0772931B1 Method and apparatus for connecting a wireless lan to a wired lan
03/25/1998CN1177428A Improved channel estimation in communication system
03/25/1998CN1177269A Apparatus and method for identifying type and brand of battery for portable device
03/25/1998CN1177267A CDMA communication system capable of controlling transmission power in each base station without interference
03/25/1998CN1177266A Method of enabling handoff
03/25/1998CN1177262A Repeated signaling method by using symbol judgment threshold with separation-integration receiving
03/25/1998CN1177261A Automatic satellite/terrestrial mobile terminal roaming system and method
03/25/1998CN1177239A Method of combing received signal of diversity type radio device and diversing type radio device
03/25/1998CN1037887C Method and arrangement for measuring condition of a base station
03/25/1998CN1037886C Adaptive radio receiver controller method and apparaus
03/24/1998US5732387 Method and apparatus for call establishment in a satellite communication system
03/24/1998US5732359 Mobile terminal apparatus and method having network inter-operability
03/24/1998US5732351 Communication system and method for single channel hand-offs
03/24/1998US5732341 Method and apparatus for increasing receiver immunity to interference
03/24/1998US5732336 Receiver
03/24/1998US5732335 Externally controlled output power by means of antenna keying
03/24/1998US5732328 Method for power control in wireless networks for communicating multiple information classes
03/24/1998US5732325 Waste energy control and management in power amplifiers
03/24/1998US5732077 Resource allocation system for wireless networks
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