Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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06/05/1997 | WO1997020435A2 Channel allocation method and apparatus in satellite communication network |
06/05/1997 | WO1997020413A1 Packet switching system using telephonic and satellite transmission |
06/05/1997 | WO1997020402A1 Signal acquisition via repeated access probe transmission |
06/05/1997 | WO1997020401A1 Improved satellite trunked radio service system |
06/05/1997 | WO1997020400A1 Diversity receiver and control method therefor |
06/05/1997 | WO1997020362A1 Virtual network configuration and management system for satellite communications system |
06/05/1997 | WO1997013378A3 Apparatus and method for determining and using channel state information |
06/05/1997 | CA2236104A1 Channel allocation method and apparatus |
06/04/1997 | EP0777400A2 Personal beam cellular communication system |
06/04/1997 | EP0777344A2 Method and device to synchronize DECT networks |
06/04/1997 | EP0777343A2 Synchronization of wireless base stations by a service circuit in a telecommunication switching system |
06/04/1997 | EP0777342A2 A terrestrial flight telephone system |
06/04/1997 | EP0777341A1 Adaptive cross-polarization equalizer |
06/04/1997 | EP0777334A2 Radio receiving apparatus having current consumption reducing function |
06/04/1997 | EP0776588A1 Cellular mobile communication system |
06/04/1997 | EP0776586A1 Method and apparatus for establishing a test loop for monitoring the operation of a radio station |
06/04/1997 | EP0776582A2 Device at telecommunication systems |
06/04/1997 | EP0776557A1 Multi-band, multi-mode spread-spectrum communication system |
06/04/1997 | EP0776551A1 Device and method in radio based telecommunication system using repeaters |
06/04/1997 | EP0776550A1 A receiver with an antenna array |
06/04/1997 | EP0776549A1 Paging method and apparatus |
06/04/1997 | CN1151237A Multi-model personal radio communication system |
06/04/1997 | CN1151228A Adaptive sectorization in a spread spectrum communication system |
06/04/1997 | CN1151093A Radio communication apparatus and method |
06/03/1997 | US5636243 Interterminal direct communication in digital mobile communication system |
06/03/1997 | US5636242 Diversity transmitter/receiver |
06/03/1997 | US5636176 Synchronous DRAM responsive to first and second clock signals |
06/03/1997 | US5635944 Multi-band antenna feed with switchably shared I/O port |
06/03/1997 | US5635693 System and method for tracking vehicles in vehicle lots |
05/29/1997 | WO1997019536A1 Diversity device improved in ability to reproduce carrier in synchronous detection |
05/29/1997 | WO1997019524A1 Mobile satellite user information request system and methods |
05/29/1997 | WO1997015168A3 A method for system registration and cell reselection |
05/29/1997 | WO1997015164A3 Simplifying decoding of codewords in a wireless communication system |
05/29/1997 | WO1997015159A3 Method and apparatus for wireless communication employing collector arrays |
05/28/1997 | EP0776138A2 Transmission system between central and base stations |
05/28/1997 | EP0776105A1 Cdma demodulator |
05/28/1997 | EP0776102A2 Method and device for wireless exchange of information between stations |
05/28/1997 | EP0776101A2 Method and apparatus for bidirectional high bit-rate digital data transmission using space diversity |
05/28/1997 | EP0776100A2 Method and apparatus for compensating Doppler shift in a satellite mobile telephone system |
05/28/1997 | EP0776099A2 Code division multiple access mobile radio system |
05/28/1997 | EP0775918A2 Transmission-reception system |
05/28/1997 | EP0775412A1 Method and apparatus for transmission of data and voice |
05/28/1997 | EP0775409A2 Nonlinear digital communications system |
05/28/1997 | EP0775405A1 Method of and apparatus for interference rejection combining in multi-antenna digital cellular communications systems |
05/28/1997 | EP0775393A2 Dynamic sectorization in a spread spectrum communication system |
05/28/1997 | EP0775391A1 Spectrally efficient and high capacity acknowledgment radio paging system |
05/28/1997 | EP0775388A1 Power consumption control method and apparatus for a communication system subscriber unit |
05/28/1997 | EP0775386A1 Compensation for multi-path interference using pilot symbols |
05/28/1997 | EP0775127A1 N-alkyl ammonium acetonitrile bleach activators |
05/28/1997 | EP0716790A4 Information transmission system and method of operation |
05/28/1997 | DE19647090A1 Measuring power loss through transmission signal leaking to adjacent channel |
05/28/1997 | CN1150881A Handover in mobile communication system |
05/28/1997 | CN1150872A Repeater |
05/27/1997 | US5634206 Method and apparatus for estimating a signal fading characteristic |
05/27/1997 | US5634204 Radio communication apparatus |
05/27/1997 | US5634199 Method of subspace beamforming using adaptive transmitting antennas with feedback |
05/27/1997 | US5634195 System and method for setting of output power parameters in a cellular mobile telecommunication system |
05/27/1997 | US5634191 Self-adjusting RF repeater arrangements for wireless telephone systems |
05/27/1997 | US5634190 Low earth orbit communication satellite gateway-to-gateway relay system |
05/27/1997 | US5633891 Portable integrated satellite communications unit |
05/27/1997 | US5633889 Phased array spread spectrum system and method |
05/27/1997 | US5633876 Store and forward repeater |
05/27/1997 | US5633875 Protocol and mechanism for centralized asset tracking communications |
05/27/1997 | US5633874 Automatic retransmission request |
05/27/1997 | US5633872 Interactive radio |
05/27/1997 | US5633860 Reliablity-controlled data reception in receivers for TDMA mobile radio systems |
05/27/1997 | US5633742 Optical data communication and location apparatus, system and method and transmitters and receivers for use therewith |
05/27/1997 | US5633630 Watchdog circuit of vehicle tracking system |
05/27/1997 | CA2043135C Plural frequency matrix multiplexer |
05/22/1997 | WO1997018682A1 Method and apparatus for improving receiver performance in a land mobile communications system |
05/22/1997 | WO1997018660A1 Asynchronous data transmission method and arrangement |
05/22/1997 | WO1997018656A1 System for decrypting television from several satellites |
05/22/1997 | WO1997018651A1 An adaptor card providing conditional access |
05/22/1997 | WO1997018650A1 High-penetration transmission method for a radiocommunication system |
05/22/1997 | WO1997018644A1 Synchronous data transmission method and arrangement |
05/22/1997 | WO1997018643A1 Fast power control in a variable data rate mobile cmda communication system |
05/22/1997 | WO1997018485A1 Global space radio navigation and radiolocation system, beacon, and receiver used in said system |
05/22/1997 | WO1997018128A1 Applications of sun-synchronous satellite orbits to communications satellites |
05/22/1997 | WO1997007609A3 High altitude cellular communication system platform |
05/22/1997 | DE19600197C1 Data transfer in cellular radio system |
05/22/1997 | DE19547468C1 Information transmission method for universal transmission network |
05/22/1997 | CA2237693A1 High-penetration transmission method for a radiocommunication system |
05/22/1997 | CA2237626A1 Asynchronous data transmission method and arrangement |
05/22/1997 | CA2237568A1 Synchronous data transmission method and arrangement |
05/22/1997 | CA2210306A1 Global space radiopositioning and radionavigation system, beacon and receiver used in this system |
05/22/1997 | CA2189807A1 Cdma air interface for radio local loop system |
05/21/1997 | EP0774876A2 Cell testing in cellular telecommunication network |
05/21/1997 | EP0774843A2 Mobile satellite user information system and method |
05/21/1997 | EP0774842A2 Wireless telecommunication system using frequency hopping, and method of controlling same |
05/21/1997 | EP0774179A1 Remote transmitter power control in a cdma communications system |
05/21/1997 | EP0760778A4 Elliptical orbit satellite coverage and deployment system |
05/21/1997 | EP0651925A4 Frequency hopping time-diversity communications systems and transceivers for local area networks. |
05/21/1997 | EP0581917B1 Method for controlling a radio transmitter unit |
05/21/1997 | CN1150513A Traffic control method in hierarchical mobile communication system |
05/21/1997 | CN1150512A Power control method and arrangement for handover in mobile communication system |
05/21/1997 | CN1150498A Microstrip antenna array |
05/21/1997 | CN1150358A Automatic gain control circuit for satellite communication transmitters |
05/21/1997 | CN1150355A Method of regulating power of signal sent by first station to second station in telecommunication network |
05/21/1997 | CN1034979C Voice automatic calling system |
05/21/1997 | CN1034978C Radio frequency data communications networks |