Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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03/10/1992 | US5095529 Intersystem group call communication system and method |
03/10/1992 | US5095528 Repeater with feedback oscillation control |
03/10/1992 | CN1069842A 同于外设与主机间通信的数据传输方法与装置 With the data transmission method between a peripheral device and communicate with the host |
03/10/1992 | CA1297161C Pulse train relay |
03/07/1992 | WO1992004771A1 Power amplifier |
03/04/1992 | WO1992004780A1 Ultra-small down-converter for satellite communication |
03/04/1992 | EP0473465A1 Power saving arrangement and method in portable cellular telephone system |
03/04/1992 | EP0473297A2 Mobile data telephone |
03/04/1992 | EP0472758A1 Method of transmission of digital data over a time-variant channel |
03/03/1992 | US5093923 Optimization system and method |
03/03/1992 | US5093840 Adaptive power control for a spread spectrum transmitter |
03/03/1992 | US5093839 Frequency diversity receiving system based on cancellation of C/A code in GPS |
03/03/1992 | US5093807 Video frame storage system |
03/03/1992 | US5093668 Multiple-beam array antenna |
03/03/1992 | CA1296772C Digital radio transmission system for a cellular network, using the spread spectrum method |
02/28/1992 | CA2043118A1 Power saving arrangement and method in portable cellular telephone system |
02/26/1992 | EP0472511A2 Handoff of a mobile station between half rate and full rate channels |
02/26/1992 | EP0472018A2 Switchable on-board communication payload for multi-band and multi-beam applications |
02/25/1992 | US5091940 Data router with burst shuffling and deshuffling output buffers |
02/25/1992 | US5091918 Equalizers |
02/25/1992 | US5091733 Antenna pointing device |
02/25/1992 | CA1296390C Radio broadcast communication systems |
02/23/1992 | CA2049615A1 Radio relay system, cordless telephone system, base station device, and radio system |
02/20/1992 | WO1992002996A1 Modular radio communication system |
02/20/1992 | WO1992002995A1 Process for the mobile reception of frequency-modulated stereo-multiplex signals |
02/19/1992 | EP0471246A2 Digital cellular TDM system employing 6:1 packing of transcoded information |
02/19/1992 | EP0471023A1 User activated memory programming authorization in a selective call receiver. |
02/19/1992 | EP0290541B1 Hf radio communications system with frequency management |
02/18/1992 | US5089341 High-sensitivity thermosensitive multilayer film and method for production of plate-making stencil sheet |
02/13/1992 | DE4024178A1 Verfahren fuer den mobilen empfang von frequenzmodulierten stereo-multiplexsignalen Method for mobile reception of frequency-modulated stereo multiplex signals |
02/12/1992 | EP0470831A2 Method for assigning telecommunications channels in a cellular telephone system |
02/12/1992 | EP0470786A2 Electronic rotatable polarization antenna feed apparatus |
02/12/1992 | EP0470126A1 Digital radio communication system and two way-radio. |
02/12/1992 | CN2096171U Automatic recording controller for satellite ground receiving station |
02/11/1992 | US5088108 Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system |
02/11/1992 | CA1295755C Rapid reference acquisition and phase error compensation for radio transmission of data |
02/11/1992 | CA1295731C Steerable beam antenna system using butler matrix |
02/06/1992 | WO1992000632A3 Networked satellite and terrestrial cellular radiotelephone systems |
02/05/1992 | EP0469114A1 A method for active feedback suppression |
02/05/1992 | EP0248033B1 Multi-level power amplifying circuitry for portable radio transceivers |
02/04/1992 | US5086508 Radio transceiver with transmission level control |
02/04/1992 | US5086470 Scrambling in digital communications network using a scrambled synchronization signal |
02/04/1992 | US5086452 Radio telephone system and its control method |
02/04/1992 | US5086425 Arrangement for transforming data packets into a regular multiplex for a transmission system utilizing the tdma principle |
02/04/1992 | US5086394 Introduction system for locating compatible persons |
02/04/1992 | US5086301 Polarization converter application for accessing linearly polarized satellites with single- or dual-circularly polarized earth station antennas |
02/04/1992 | CA1295434C Apparatus and method for obtaining frequency agility in digital communication systems |
02/04/1992 | CA1295371C Data communication system having level control means |
01/29/1992 | EP0468688A2 Method and apparatus for providing wireless communications between remote locations |
01/29/1992 | EP0468662A2 Plural frequency matrix multiplexer |
01/29/1992 | EP0468025A1 Radio having removable memory means for storing radio user validation code |
01/28/1992 | US5084900 Spread spectrum system with random code retransmission |
01/28/1992 | US5084891 Technique for jointly performing bit synchronization and error detection in a TDM/TDMA system |
01/28/1992 | CA1295020C Radio system for data transmission with one passive end |
01/26/1992 | CA2041705A1 Method and apparatus for providing wireless communications between remote locations |
01/23/1992 | WO1992001338A1 Receiver for communications satellite down-link reception |
01/22/1992 | EP0467651A1 Satellite-based cellular communication system with position aided subscriber unit. |
01/22/1992 | EP0467600A1 Radio link architecture for wireless communication systems |
01/22/1992 | EP0467358A2 A demodulator and a polarization diversity receiver for coherent optical communication provided with the demodulator |
01/22/1992 | EP0466843A1 Satellite communications system. |
01/22/1992 | EP0358688A4 Method for dynamically allocating data channels on a trunked communication system |
01/22/1992 | EP0264440B1 Method and apparatus for precision dynamic differential positioning |
01/21/1992 | CA1294674C Communication system having a packet structure field |
01/19/1992 | CA2021458A1 Passenger entertainment system for coaches |
01/15/1992 | EP0466139A2 Mobile radio communication system |
01/15/1992 | EP0466126A2 Method and apparatus for producing multiple, frequency-addressable scanning beams |
01/15/1992 | EP0349603B1 Process and arrangement for equalizing dispersive, linear or approximately linear channels for transmitting digital signals |
01/14/1992 | US5081703 Satellite mobile communication system for rural service areas |
01/14/1992 | US5081464 Method and apparatus for producing multiple, frequency-addressable scanning beams |
01/14/1992 | CA1294379C Method and arrangement for compensating shifts in delay produced by the doppler effect in bursts in a tdma frame |
01/09/1992 | WO1992000639A1 System and method for generating signal waveforms in a cdma cellular telephone system |
01/09/1992 | WO1992000632A2 Networked satellite and terrestrial cellular radiotelephone systems |
01/09/1992 | CA2073336A1 Networked satellite and terrestrial cellular radiotelephone systems |
01/08/1992 | EP0465457A2 System for providing adaptive channel frequencies in a tunnel |
01/08/1992 | EP0464765A1 Space telecommunications system |
01/08/1992 | EP0464314A2 Control device for radio communication apparatus |
01/08/1992 | EP0464142A1 Paging terminal apparatus with user selectable page forwarding capability and methodology therefor. |
01/07/1992 | CA1294074C Spread spectrum multiple access communication using satellite or terrestrial repeaters |
01/07/1992 | CA1294073C Tdma radio system employing bpsk synchronization for qpsk signals subject to random phase variation and multipath fading |
01/07/1992 | CA1294006C Signal diversity arrangement for mobile reception |
01/07/1992 | CA1294004C Angle diversity signal separator using mode conversion |
01/07/1992 | CA1293999C Earth station capable of effectively using a frequency band of asatellite |
01/04/1992 | CA2046061A1 Space telecommunication system |
01/02/1992 | EP0463665A1 Microwave vector modulator and device for matching a microwave load |
01/02/1992 | EP0463625A2 Device operable with an excellent spectrum suppression |
01/02/1992 | EP0463621A1 Receiver for digital radio signals |
01/01/1992 | CN1057557A Method for regulating power in digital mobile telephony system |
01/01/1992 | CN1057556A Radio communication system, particularly cellular mobile-radio system |
12/31/1991 | US5077761 Elastic buffer circuit |
12/31/1991 | US5077759 Phase adjusting system for a radio communication system |
12/31/1991 | US5077755 Digital signal processing system in modem |
12/31/1991 | US5077741 Data throughput enhancement |
12/31/1991 | US5077731 Telecommunication arrangement |
12/31/1991 | CA1293773C Radio communications signal booster |
12/29/1991 | CA2044450A1 Microwave vector modulator and device for matching a microwave load |
12/28/1991 | WO1992000636A1 Satellite mobile communication system for rural service areas |
12/28/1991 | CA2088052A1 Satellite mobile communication system for rural service areas |
12/27/1991 | EP0462952A1 A method for regulating power in a digital mobile telephony system |
12/27/1991 | EP0462601A2 Radiotelephone communication system |
12/27/1991 | EP0462341A1 A synchronous frequency modulated booster system |