Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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05/02/1997 | EP0770289A2 A direct-sequence spread spectrum communication system, a primary radio station, and a secondary radio station |
05/02/1997 | EP0770288A1 A method for rapid signal acquisition in a satellite communications system |
05/02/1997 | EP0770287A1 Airborne radiotelephone communications system |
05/02/1997 | EP0745248A4 Interactive control of remote equipment |
05/02/1997 | EP0742909A4 Air traffic surveillance and communication system |
05/02/1997 | EP0687388B1 Drive arrangement for mechanically-steered antennas |
05/02/1997 | EP0573417B1 Shared-carrier frequency-hopping |
05/02/1997 | EP0524184B1 Antenna diversity receiving system for eliminating reception interference in mobile television signal reception |
05/02/1997 | EP0417099B1 Alternating sequential half duplex communication system |
05/01/1997 | WO1997016044A1 Retransmission control method for cdma mobile communication |
05/01/1997 | WO1997016000A1 Coexisting communication systems |
05/01/1997 | WO1997015994A1 Method, device and communication network for avoiding collisions in radio communication |
05/01/1997 | WO1997015992A1 Strato state platform and its use in communication |
05/01/1997 | WO1997015991A1 Booster |
05/01/1997 | WO1997015990A1 Method and apparatus for adaptive rf power control of cable access units |
05/01/1997 | WO1997015985A1 Data transmission method, transmitter, and receiver |
05/01/1997 | WO1997013333A3 Distributed circuit switched radiocommunications network |
05/01/1997 | CA2235551A1 Coexisting communication systems |
04/30/1997 | DE19643675A1 Verfahren und Vorrichtungen zur auf Satellitenfunk gestützten Zeit- und/oder Ortsbestimmung Methods and apparatus for satellite-based radio time and / or location determination |
04/30/1997 | CN1148919A Variable rate transmitting method, and transmitter and receiver using it |
04/30/1997 | CN1148907A 天线系统 Antenna System |
04/30/1997 | CN1148784A Wireless telephone system |
04/30/1997 | CN1148781A Wide-zone beeping business treatment method for wireless beeping system |
04/30/1997 | CN1148779A Interval-connection communication method |
04/30/1997 | CN1148762A Moveable satellite communication terminal system |
04/30/1997 | CN1148761A Data transmission method during speech sounds interval in synchronous communication system |
04/30/1997 | CN1148760A Double-net diffraction passive relay communication system |
04/30/1997 | CN1148758A Radio communication equipment using single frequency and method thereof |
04/30/1997 | CN1148756A Method for controlling transmitting power of wireless transmitter |
04/29/1997 | US5625893 Satellite communications system with receiver distortion correction which is controlled by up-link transmission equipment |
04/29/1997 | US5625892 Dynamic power regulator for controlling memory power consumption |
04/29/1997 | US5625881 Time and frequency diveristy in a radio system having intermittent operation receivers |
04/29/1997 | US5625880 Spectrally efficient and high capacity acknowledgement radio paging system |
04/29/1997 | US5625877 Wireless variable bandwidth air-link system |
04/29/1997 | US5625876 Method and apparatus for performing handoff between sectors of a common base station |
04/29/1997 | US5625874 Terminal station which does not cause an interruption of communication on changing of a communication system |
04/29/1997 | US5625872 Method and system for delayed transmission of fast associated control channel messages on a voice channel |
04/29/1997 | US5625869 System for preventing unauthorized use of a micro cellular system operating in coexistence with a cellular system |
04/29/1997 | US5625868 Method and apparatus for load sharing in a satellite communication system |
04/29/1997 | US5625867 Method of handing off traffic in a low orbit satellite communication system serving terminals and communication system using a method of this kind |
04/29/1997 | US5625653 In a telecommunication system |
04/29/1997 | US5625642 Spread-response precoding system having signature sequences longer than the inter-symbol time interval |
04/29/1997 | US5625640 Apparatus for and method of broadcast satellite network return-link signal transmission |
04/29/1997 | US5625639 Spread spectrum method for transmitting an information signal as a radio signal at a high speed |
04/29/1997 | US5625628 In an integrated satellite network |
04/29/1997 | US5625627 Mobile station apparatus and base station apparatus |
04/29/1997 | US5625624 High data rate satellite communication system |
04/29/1997 | US5625363 Paging/messaging system using GPS satellites |
04/24/1997 | WO1997015168A2 A method for system registration and cell reselection |
04/24/1997 | WO1997015164A2 Simplifying decoding of codewords in a wireless communication system |
04/24/1997 | WO1997015159A2 Method and apparatus for wireless communication employing collector arrays |
04/24/1997 | WO1997015156A1 A method for increasing throughput capacity in a communication system |
04/24/1997 | WO1997015153A1 Registration control of mobile stations in a wireless communication system |
04/24/1997 | WO1997015152A1 Pager operated emission/radio relay |
04/24/1997 | WO1997015126A1 A method for compensating for time dispersion in a communication system |
04/24/1997 | WO1997014977A1 Receiver for determining a position using satellite networks |
04/24/1997 | WO1997003501A3 Dual mode satellite/cellular terminal |
04/24/1997 | DE19641084A1 Verfahren, Vorrichtung und Kommunikationsnetzwerk zum Vermeiden von Kollisionen bei Funkkommunikation A method, apparatus and communication network for avoiding collisions in radio communication |
04/24/1997 | DE19616829C1 Radio transfer system for digital signals between several subscriber terminals and base station |
04/24/1997 | DE19545762C1 Operating condition detection system for cordless mobile telephone |
04/24/1997 | DE19539259A1 Radio transmission system |
04/24/1997 | CA2234623A1 Method and apparatus for wireless communication employing collector arrays |
04/23/1997 | EP0769885A1 Mobile communication system and its base-station device |
04/23/1997 | EP0769857A2 Integrated cellular communications system |
04/23/1997 | EP0769856A2 Method and device for an errorfree satellite relay hop |
04/23/1997 | EP0769236A1 Cellular communications network |
04/23/1997 | EP0692163B1 Radio repeater |
04/23/1997 | EP0556361B1 Data signal multiplexing method and device |
04/23/1997 | CN1148452A Method and apparatus for signal acquisition and channel estimation using multiple antennas |
04/23/1997 | CN1148450A Synchronizing mobile station transmission |
04/23/1997 | CN1148444A Radio transmission system and a radio apparatus for use in such system |
04/23/1997 | CN1148314A sound volume setting device for portable telephone |
04/23/1997 | CN1148313A Method for executing automatic calling |
04/23/1997 | CN1148312A Under-ground and obove-ground |
04/23/1997 | CN1148300A System and methods of supporting connection-oriented services in network with changing topology |
04/23/1997 | CN1148296A Independent satellite-based comunications systems sharing common frequency spectrum and method of operation thereof |
04/23/1997 | CN1148295A Train radio system and mobile station therefor |
04/22/1997 | US5623487 Doubly orthogonal code and frequency division multiple access communication system |
04/22/1997 | US5623486 Transmission power control method and apparatus for mobile communications using a CDMA (code division multiple access) system |
04/22/1997 | US5623485 Dual mode code division multiple access communication system and method |
04/22/1997 | US5623484 Method and apparatus for controlling signal quality in a CDMA cellular telecommunications |
04/22/1997 | US5623429 Techniques for expeditiously predicting electromagnetic wave propagation |
04/22/1997 | US5623318 Ghost cancelling method and apparatus using canonical signed digit codes |
04/22/1997 | US5623269 Mobile communication satellite payload |
04/22/1997 | CA2102504C A method for eliminating acoustic echo in a communication device |
04/22/1997 | CA2068254C Mobile telephone device wherein an adder supplies a sum of audio and out-of audio band signals to a compressor circuit |
04/22/1997 | CA2031437C Power amplifying unit using a power amplifying module |
04/17/1997 | WO1997014192A1 Very small aperture terminal and antenna for use therein |
04/17/1997 | WO1997014049A2 Gps receiver and method for processing gps signals |
04/17/1997 | DE19630048C1 Operating method for TDMA radio communication system |
04/17/1997 | CA2667775A1 Gps receiver and method for processing gps signals |
04/16/1997 | EP0768804A2 Mobile communication system capable of effectively carrying out a hand-over control |
04/16/1997 | EP0768797A2 Satellite videocommunications system |
04/16/1997 | EP0768777A2 Method and apparatus for restoration of an ATM network |
04/16/1997 | EP0768764A2 Circuit for controlling antenna diversity for associated radio apparatus |
04/16/1997 | EP0768583A2 A method and apparatus for generating a clock signal which is compensated for a clock rate deviation therefor |
04/16/1997 | EP0767995A1 Method and apparatus for signal acquisition and channel estimation using multiple antennas |
04/16/1997 | EP0767994A1 Adaptive sectorization in a spread spectrum communication system |
04/16/1997 | EP0767993A1 Spread-spectrum changeable base station |
04/16/1997 | EP0767992A2 Radiocommunication system using geostationary and non-geostationary satellites |