Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
04/1997
04/16/1997EP0767976A1 Phased array spread spectrum system and method
04/16/1997EP0767939A1 Method and apparatus for displaying information in a communication system
04/16/1997EP0739555A4 Satellite receiver system having doppler frequency shift tracking
04/16/1997EP0698255B1 Method of managing the transmission of messages from a set of transmitters to a single receiver on a single channel
04/16/1997EP0632947A4 Method and apparatus of adaptive maximum likelihood sequence estimation using filtered correlation synchronization.
04/16/1997CN1147893A Method and arrangement for high-speed data transmission in a TDMA mobile telecommunications system
04/16/1997CN1147751A Communication terminal
04/16/1997CN1147742A Circuit for detecting completion of carrier recovery and symbol timing recovery, method thereof, and high definition television adapting the same
04/16/1997CN1147731A Communications terminal apparatus and display method thereof
04/16/1997CN1147706A Antenna switching circuit and wireless communication system
04/15/1997US5621770 Method and system for processing first and second digital signal versions of a signal in a diversity receiver
04/15/1997US5621769 Adaptive-sequence-estimation apparatus employing diversity combining/selection
04/15/1997US5621766 Method and apparatus for burst detecting
04/15/1997US5621763 Apparatus and method for generating a transition between the on and off states of a radio frequency transmitter
04/15/1997US5621753 Digital communication system and a primary station for use in such a system
04/15/1997US5621752 Adaptive sectorization in a spread spectrum communication system
04/15/1997US5621737 Communication system with link margin control and method
04/15/1997US5621723 Power control in a CDMA network
04/15/1997US5621417 Method and mechanism for reduction of within-train reported data
04/15/1997US5621415 Linear cell satellite system
04/13/1997CA2160387A1 Rf transceiver
04/11/1997CA2184427A1 Method and apparatus for restoration of an atm network
04/10/1997WO1997013381A1 Method and apparatus for providing an improved caller interface in a fixed cellular communications system
04/10/1997WO1997013378A2 Apparatus and method for determining and using channel state information
04/10/1997WO1997013353A1 Communication system and method
04/10/1997WO1997013335A1 Base stations requiring synchronisation in a radio multi-cellular telecommunication system
04/10/1997WO1997013333A2 Distributed circuit switched radiocommunications network
04/10/1997WO1997013292A1 Burst-error resistant atm microwave link and network
04/10/1997WO1997010685A3 Process for transmitting data packets from mobile stations to base stations in mobile radio systems operated on the time multiplex system
04/10/1997DE19635289A1 Current supply control circuit for mobile radio/communications system
04/10/1997CA2233723A1 Apparatus and method for determining and using channel state information
04/10/1997CA2233668A1 Method and apparatus for providing an improved caller interface in a fixed cellular communications system
04/10/1997CA2232634A1 Distributed circuit switched radiocommunications network
04/09/1997EP0767570A2 Equalization of speech signal in mobile phone
04/09/1997EP0767557A1 Method for measuring the timing of a received signal in a communication system and mobile station implementing the method
04/09/1997EP0767554A2 Receiver with Radio Data System with a supplementary receiver
04/09/1997EP0767551A2 Method to increase capacity in DECT
04/09/1997EP0767550A1 Interband frequency hopping system for cellular radio communication system with mobile stations, and stations therefor
04/09/1997EP0767549A2 Broadband mobile communication system
04/09/1997EP0767548A2 Code division multiple access system providing load and interference based demand assignment service to users
04/09/1997EP0767547A2 Multiple altitude satellite relay system and method
04/09/1997EP0767546A2 Method and apparatus for providing time diversity using multiple base stations
04/09/1997EP0766901A1 Intra-cell handover with antenna arrays
04/09/1997EP0766888A1 Aerial diversity radio receiving arrangement for telecommunication systems with block-oriented radio information transmission
04/09/1997EP0586548B1 Radio frequency error detection and correction system
04/09/1997CN1147321A Direct sequence CDMA coherent upline detector
04/09/1997CN1147189A Integrated contorl system for radio service areas of radio base stations in mobile communication system
04/09/1997CN1147188A Digital radio telecommunication equipment having function of measuring received electric field strength
04/09/1997CN1147187A Control signal detection method with calibration error and subscriber unit therewith
04/09/1997CN1147167A Comb filter with smaller number of delay elements and radio receiver transmitter having said filter
04/09/1997CN1034543C Method for regulating power in digital mobile telephone system
04/08/1997US5619542 For optimizing the implementation of symbol timing estimation
04/08/1997US5619528 High speed teleconference system
04/08/1997US5619525 Closed loop power control for low earth orbit satellite communications system
04/08/1997US5619507 Method and apparatus for establishing and maintaining frame synchronization in a satellite communication system
04/08/1997US5619503 Cellular/satellite communications system with improved frequency re-use
04/08/1997US5619493 Spread-spectrum, frequency-hopping radio telephone system with voice activation
04/08/1997US5619492 CDMA communication system in which bit rates are dynamically allocated
04/08/1997US5619491 CDMA transmission system
04/08/1997US5619211 Position locating and communication system using multiple satellite constellations
04/08/1997US5619210 Large phased-array communications satellite
04/08/1997US5619209 User paging for mobile satellite communications
04/06/1997CA2186907A1 Broadband mobile radio system
04/03/1997WO1997012489A1 Time sharing method and apparatus for frequency reuse in cellular communication systems
04/03/1997WO1997012471A1 Method and system for transferring data between a mobile and a stationary group of persons
04/03/1997WO1997012451A1 A method of supporting extended range in a tdma system
04/03/1997WO1997012449A1 Fuzzy-logic spread-spectrum adaptive power control
04/03/1997WO1997012416A1 Magnetically driven vertically correcting antenna for portable telephones
04/03/1997WO1997012415A1 Hybrid energy storage system
04/03/1997WO1997012348A1 Process and device for radio communication in traffic guidance systems
04/03/1997WO1997002675A3 Cdma modem
04/03/1997EP0780043A4 Provision of proprietary and enhanced capabilities in group 3 facsimile for mobile satellite communications
04/03/1997DE19536587A1 Zu synchronisierende Basisstationen eines drahtlosen Mehrzellen-Telekommunikationssystems To be synchronized base stations of a wireless multi-cell telecommunication system
04/02/1997EP0766439A2 Apparatus informing message received for portable wireless telephone
04/02/1997EP0766426A2 Medium access control and air interface subsystem for an indoor wireless ATM network
04/02/1997EP0766419A2 Dynamically reconfigurable frequency division multiplexer and modulator
04/02/1997EP0766417A1 Base station for cellular mobile radio communication system and synchronisation system for these base stations
04/02/1997EP0766416A2 Multiple access cellular communication with signal cancellation to reduce co-channel interference
04/02/1997EP0766415A2 Mobile radio communication device with synchronisation and maintenance control means
04/02/1997EP0766414A1 Radio station
04/02/1997EP0766413A2 Fast response gain tracker for echo canceller
04/02/1997EP0766412A2 Echo canceller using initial training
04/02/1997EP0766411A2 Method and apparatus for reducing communications echo signal
04/02/1997EP0766337A1 Window pane antenna for vehicles
04/02/1997EP0766097A1 GPS overlay system for a geostationary satellite
04/02/1997EP0765588A1 Traffic control method in a hierarchical mobile communication system
04/02/1997EP0765587A1 Handover in a mobile communication system
04/02/1997EP0765586A1 Method and system for providing communications service to a coverage hole
04/02/1997EP0765584A2 Transceiver handlers load sharing
04/02/1997EP0765583A2 Selective call system and a secondary station for use therein
04/02/1997EP0765562A1 Adaptive microphone arrangement and method for adapting to an incoming target-noise signal
04/02/1997EP0765560A1 Apparatus and method for hybrid network access
04/02/1997EP0765546A1 Free space communications system employing line of sight radiation
04/02/1997EP0709002B1 Method and apparatus for controlling transceiver operations in a radio communications system
04/02/1997CN1146845A Direct mode repeater in a mobile radio system
04/02/1997CN1146844A Method and apparatus for RF linking private branch exchange connecting local subscribers
04/02/1997CN1146833A Allocation of time slots in a mobile communication system
04/02/1997CN1146832A Dynamic sectorization in a spread spectrum communication system
04/02/1997CN1146701A Digital mobile radio communication device
04/02/1997CN1146698A Roam control method for digital mobile telephone