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)
03/1999
03/10/1999CN1210635A Method of generating carrier wave of common channels, and radio system
03/10/1999CN1210634A Method and apparatus of signal tracking and rake-receiver utilizing said arrangement
03/10/1999CN1210590A Terminal position location using multiple beams
03/10/1999CN1210437A Radio base station receiving data transmission system for uplink site diversity of mobile communication system
03/10/1999CN1210434A TDMA cellular communication system using receiver station for detecting timing difference between adjacent base stations
03/10/1999CN1210433A Dual mode communication device and method
03/10/1999CN1210410A 接入网络系统 Access Network System
03/10/1999CN1210405A Mobilt communication system
03/10/1999CN1210402A Method and apparatus for anticipating message handing in selective call communication system
03/10/1999CN1210292A Power management method in personal digital assistant
03/09/1999US5881377 Communication device and display blanking control method therefor
03/09/1999US5881368 Method and apparatus of power control in a CDMA dispatch system
03/09/1999US5881367 Method of regulating the power of a signal transmitted by a first station to a second station in a satellite telecommunication network
03/09/1999US5881364 Radio pager having correcting circuit responsive to temperature variation
03/09/1999US5881105 System and method for the non-sequential transmission of control signals within a speech transmission
03/09/1999US5881104 Voice messaging system having user-selectable data compression modes
03/09/1999US5881095 Repeater assisted channel hopping system and method therefor
03/09/1999US5881094 Frequency hopping code division multiple access system and method
03/09/1999US5881092 Spread spectrum telecommunication system
03/09/1999US5881055 Battery saving synchronization method in a communcation apparatus
03/09/1999US5880693 Method and apparatus for the wireless exchange of information between stations
03/09/1999US5880645 Analog adaptive equalizer with gain and filter correction
03/09/1999US5880629 Demodulator having variable gain amplifier and A/D converter controlled by signal level
03/09/1999CA2215075A1 System for providing stream based and packet based services
03/09/1999CA2153181C Signal level measuring apparatus
03/04/1999WO1999011084A1 Apparatus and method for transmitting data
03/04/1999WO1999011083A1 Method and apparatus for analyzing base station timing
03/04/1999WO1999011081A2 An apparatus and method for peer-to-peer link monitoring of a wireless network with centralized control
03/04/1999WO1999011077A2 Mobile satellite radiotelephone systems and methods including mobile radiotelephone bandwidth conversion
03/04/1999WO1999011076A2 Method and communication system for wireless transmission of information between a mobile terminal and a fixed station
03/04/1999WO1999010999A2 Wireless video transfer from computer to tv
03/04/1999WO1999010994A1 Fixed and mobile satellite radiotelephone systems and methods with capacity sharing
03/04/1999WO1999010993A2 Adaptive radio system
03/04/1999WO1999010985A2 Method and apparatus for processing power control signals in a mobile telephone system
03/04/1999WO1998056140A3 Method of operation of a multi-station network
03/04/1999WO1998056119A3 Non-coherent sequence estimation receiver for digital modulations
03/04/1999WO1998054919A3 Paging a wireless terminal in a wireless telecommunications system
03/04/1999WO1998054851A3 A radio system and a call set-up method
03/04/1999WO1998054849A3 Making measurements on parallel frequencies in a radio communications device
03/04/1999WO1998048578A3 Systems and methods for locating remote terminals in radiocommunication systems
03/04/1999DE19738156A1 Verfahren und Anordnung zur Übertragung von Nutzdaten in einem Funkkommunikationssystem Method and apparatus for transmitting user data in a radio communication system
03/04/1999DE19737945A1 Data transmission method for automobile tire pressure control system
03/04/1999DE19737855A1 Datenübertragungssystem und Verfahren zum Übertragen von Echtzeit-Daten und/oder Speicher-Daten in Datenkommunikationsnetzen A data transmission system and method for transferring real-time data and / or store data in data communications networks
03/04/1999CA2301578A1 Wireless video transfer from computer to tv
03/04/1999CA2243857A1 Process for calibrating receiver and/or transmitter chains piloting a radiator network, and the corresponding mobile station
03/03/1999EP0899923A1 Transmission of power control signals in a multicarrier modulation system
03/03/1999EP0899920A2 Radio communication system, transmitting apparatus, radio communication control apparatus, receiving apparatus, and radio communication method
03/03/1999EP0899906A2 System and method for measuring channel quality information
03/03/1999EP0899898A2 Data signal for wireless transmission of data between collecting moduls of traffic data and at least a central unit
03/03/1999EP0899896A1 Method and system to estimate spatial parameters of transmission channels
03/03/1999EP0899895A1 Coherent demodulation of spread spectum signals without pilot signal
03/03/1999EP0899894A2 Smart antenna receiver and signal receiving method
03/03/1999EP0898850A1 Method and apparatus for directional radio communication
03/03/1999EP0898848A1 Method and apparatus for accessing a plurality of communication networks
03/03/1999EP0898835A1 Multi-mode communication network with handset-assisted cordless base station activation
03/03/1999EP0898818A1 Process for transmitting data
03/03/1999EP0845190B1 Data delivery services
03/03/1999EP0834225B1 Method for setting transmit and receive chains of channels formed by a mobile radio system base station
03/03/1999EP0783278A4 Protection of living systems from adverse effects of electric, magnetic and electromagnetic fields
03/03/1999EP0775412A4 Method and apparatus for transmission of data and voice
03/03/1999CN1209937A Automatic data service selection
03/03/1999CN1209925A Remote communication system, channel expansion agreement and radio station
03/03/1999CN1209922A Method for setting load goal and radio system
03/03/1999CN1209921A Method for load control and radio system
03/03/1999CN1209919A Method and apparatus for cellular radiotelephone base stations using selected multiple diversity reception
03/03/1999CN1209918A Selective filtering for co-channel interference reduction
03/03/1999CN1209715A Method for increasing selective capacity of code converter and selector base of mobile communication
03/03/1999CN1209714A Mobile communication apparatus, power supply apparatus and power-supplying method and modulator-demodulator card
03/03/1999CN1209702A Automatic control system of audio-frequency equipment fitted in automoble and control method thereof
03/03/1999CN1209697A Signal receiving apparatus of code division multiple address communication system
03/03/1999CN1209694A Synthetic diversity receiving system capable of avoiding reduction of receiving sensitivity
03/02/1999US5878350 Scheme for controlling transmission powers during soft handover in a CDMA mobile communication system
03/02/1999US5878346 Nonterrestrial cellular mobile telecommunication network
03/02/1999US5878345 Antenna for nonterrestrial mobile telecommunication system
03/02/1999US5878344 Module for selectively providing wireless and wireless call communication services
03/02/1999US5878339 Cellular radiotelephone system with remotely programmed mobile stations
03/02/1999US5878330 Satellite communications system including automatic frequency control
03/02/1999US5878329 Power control of an integrated cellular communications system
03/02/1999US5878328 Method and apparatus for wireless communication system organization
03/02/1999US5878093 Interference rejection combining with frequency correction
03/02/1999US5878076 Direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station
03/02/1999US5878038 Method in a wireless code division multiple access communication system for delivering a message to a mobile communication unit
03/02/1999US5878037 Code division switching scheme
03/02/1999US5878034 Spacecraft TDMA communications system with synchronization by spread spectrum overlay channel
03/02/1999US5877871 Communication method and apparatus
03/02/1999US5877564 Mobile station voltage supply using level shift of base band operating voltages
03/02/1999US5877315 Dimeric N-Alkyl ammonium acetonitrile bleach activators
03/02/1999CA2066281C Time-division multiplex communication system
02/1999
02/25/1999WO1999009777A1 Method in a mobile radio system
02/25/1999WO1999009774A1 Method and system for controlling radio communications network and radio network controller
02/25/1999WO1999009768A1 Vehicle communication system
02/25/1999WO1999009707A1 Multicast transmission of information over a satellite
02/25/1999WO1999009680A1 Mobile communication system
02/25/1999WO1999009679A1 Method and system for data digital radio transmission
02/25/1999WO1999009678A1 Method and device for radio transmission of data by means of frequency hops
02/25/1999WO1999009677A2 Transmission method and radio system
02/25/1999WO1999009676A2 Method of optimizing transmission, and transmitter
02/25/1999WO1999009675A1 Improved two-way paging uplink infrastructure
02/25/1999WO1999009673A1 Method and device for synchronising carrier frequencies in a mobile telephone on carrier frequencies of a fixed station
02/25/1999WO1999009670A1 Method and device for making available useful carrier frequency values for applications in mobile radiotelephone system
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