| Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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| 03/29/1988 | CA1234604A1 Electronic circuit capable of stably keeping a frequency during presence of a burst |
| 03/24/1988 | WO1988002200A1 Power control system for very-small-aperture-terminal |
| 03/23/1988 | EP0260696A2 Subsidiary station capable of automatically adjusting an internal delay in response to a number signal received in a downward signal by the subsidiary station |
| 03/23/1988 | EP0260442A2 Satellite transmission device |
| 03/22/1988 | US4733402 Adaptive filter equalizer systems |
| 03/16/1988 | EP0259315A1 Communication system |
| 03/15/1988 | US4731870 Platform transmitter terminal (PTT) for use with an ARGOS type satellite system and utilizing a solar array/rechargeable battery power source |
| 03/15/1988 | US4731866 Transmission power control system in a satellite communication |
| 03/15/1988 | US4731814 Computer-controlled cordless telephone |
| 03/15/1988 | US4731812 Installation with portable, wireless telephone sets |
| 03/15/1988 | US4731783 Method and system for time division multiple access satellite telecommunications |
| 03/10/1988 | WO1988001392A3 Ranging and processing satellite system for mobile surveillance and data link |
| 03/09/1988 | EP0259129A2 Portable radio communication apparatus having diversity reception function |
| 03/09/1988 | CN87104106A Interactive television and data transmission system |
| 03/08/1988 | US4730310 Terrestrial communications system |
| 03/08/1988 | US4730305 Fast assignment technique for use in a switching arrangement |
| 03/08/1988 | CA1233880A1 Method of communications between register-modelled radio devices |
| 03/02/1988 | EP0257634A2 Synchronisation burst transmit phase control system |
| 03/02/1988 | EP0257110A1 Digital cellular system |
| 03/01/1988 | CA1233525A1 Method for improving the reliability of data transmission over rayleigh fading channels |
| 02/25/1988 | WO1988001457A1 Satellite communications system having frequency addressable high gain downlink beams |
| 02/25/1988 | WO1988001456A1 Satellite communications system employing frequency reuse |
| 02/25/1988 | WO1988001455A2 Filter interconnection matrix |
| 02/25/1988 | WO1988001454A1 Satellite communications system having multiple downlink beams powered by pooled transmitters |
| 02/25/1988 | WO1988001441A1 Beam-forming network |
| 02/25/1988 | WO1988001392A2 Ranging and processing satellite system for mobile surveillance and data link |
| 02/25/1988 | WO1988000417A3 Method and installation for digital communication, particularly between and toward moving vehicles |
| 02/25/1988 | DE3627863A1 Wireless sound transmission |
| 02/24/1988 | EP0256595A2 Method and circuit arrangement for assuring the bit synchronization of a data block in a receiver |
| 02/23/1988 | US4727590 Mobile radio communication system with repeater station grid |
| 02/23/1988 | US4727568 Unit for preventing an interception of a radio communication signal transmitted between a fixed facility and a mobile station |
| 02/23/1988 | US4727534 Timing and carrier recovery in dual polarization communications systems |
| 02/17/1988 | EP0255838A1 Signal processing system |
| 02/16/1988 | US4726073 Receiver including a multipath transmission detector |
| 02/16/1988 | US4726052 Radio telephone system and method for controlling same |
| 02/16/1988 | US4726040 Burst demodulator |
| 02/16/1988 | US4726027 Data retransmitting method in communication network |
| 02/16/1988 | CA1232986A1 Supervising and controlling system for a communication station in a tdma communication system |
| 02/16/1988 | CA1232949A1 System for broadcasting of data, particularly to mobile stations |
| 02/10/1988 | EP0255628A2 Handoff apparatus and method with interference reduction for a radio system |
| 02/09/1988 | US4724537 Method and apparatus for managing the use of an electronic lock for a mobile radio telephone |
| 02/09/1988 | US4723737 Process and device for transmitting data between vehicles moving over a track |
| 02/03/1988 | EP0255048A2 Portable radio telephone having power saver |
| 02/02/1988 | US4723321 Techniques for cross-polarization cancellation in a space diversity radio system |
| 02/02/1988 | US4723304 Mobile station and a mobile radio communication network in which electric power is saved without reduction of an activity ratio of radio communication channels |
| 02/02/1988 | US4723127 Automobile antenna system |
| 02/02/1988 | CA1232327A1 Precipitation loss compensation and disablement for avoidance of satellite transponder overloading |
| 01/26/1988 | US4722093 Arrangement for detecting bursts |
| 01/26/1988 | US4722083 Satellite telecommunications system featuring multi-beam coverage and dynamically controlled allocation of the satellite transmission capacity |
| 01/26/1988 | CA1232025A1 Frequency control for point to multipoint radio |
| 01/20/1988 | EP0253039A1 Method and apparatus for the protection against echos in a modem |
| 01/20/1988 | CN87103632A Combined up and down feed network for a communication satellite antenna |
| 01/19/1988 | US4720873 Satellite audio broadcasting system |
| 01/14/1988 | WO1988000417A2 Method and installation for digital communication, particularly between and toward moving vehicles |
| 01/14/1988 | DE3621679A1 Method and device for selecting the channel suitable for reception in wireless microphone systems |
| 01/13/1988 | CN87201819U Low voltage transceiver and remote controller |
| 01/13/1988 | CN86103475A Common frequency relay enlarges f.m. tv. transmitter |
| 01/12/1988 | CA1231429A1 Rf telemetric system |
| 01/12/1988 | CA1231383A1 Two-way personal message system with extended coverage |
| 01/07/1988 | EP0250621A1 Method for information transmission between a central data radio station and a plurality of mobile stations on a single carrier frequency |
| 01/05/1988 | US4718108 Improved multiple site communication system |
| 01/05/1988 | US4718066 Self-adaptive hybrid data transmission |
| 12/29/1987 | CA1230928A1 Frequency management system |
| 12/23/1987 | EP0250105A1 Radio location and apparatus |
| 12/23/1987 | EP0249951A1 Roadside beacon system |
| 12/22/1987 | US4715048 Frequency offset diversity receiving system |
| 12/22/1987 | US4715033 State information communication in a TDMA satellite communication network with high frame availability |
| 12/22/1987 | US4715029 FDMA communications channel synchronizer |
| 12/22/1987 | US4714923 Method and apparatus for shedding load in a communications controller of a data communications system |
| 12/22/1987 | CA1230648A1 Cellular voice and data radiotelephone system |
| 12/17/1987 | WO1987007770A1 Diversity aerial system |
| 12/17/1987 | EP0231259A4 Nationwide radio paging system. |
| 12/16/1987 | CN86209581U High gain integrated circuit frequency-modulating receiver |
| 12/15/1987 | US4713809 Time division multiple access radio communications system |
| 12/09/1987 | EP0248351A2 Cordless telephone system |
| 12/08/1987 | US4712229 Multiple access radio telephone system selectively operating on full-duplex and half-duplex modes |
| 12/08/1987 | US4712212 Terminal control device for reference station in TDMA satellite communication system |
| 12/03/1987 | WO1987007439A1 Combined uplink and downlink satellite antenna feed network |
| 12/02/1987 | EP0247186A1 Power control system for satellite communications |
| 12/02/1987 | EP0115528B1 Method and apparatus for assigning duplex radio channels and scanning duplex radio channels assigned to mobile and portable radiotelephones in a cellular radiotelephone communications system |
| 12/02/1987 | CN87200132U Battery operated small power tv transponder |
| 12/01/1987 | US4710975 Space diversity reception system having compensation means of multipath effect |
| 12/01/1987 | US4710945 Signal selection by statistical comparison |
| 12/01/1987 | US4710944 Dual transmit-receive space diversity communication system |
| 11/25/1987 | EP0246226A1 Pointing compensation system for spacecraft instruments. |
| 11/24/1987 | US4709403 Apparatus for controlling output power of transmitter |
| 11/24/1987 | US4709402 Method of synchronizing radio transmitters for synchronous radio transmission |
| 11/24/1987 | US4709401 Method of setting radio transmitters for synchronous radio transmission |
| 11/19/1987 | WO1987007109A1 Interactive television and data transmission system |
| 11/17/1987 | CA1229437A1 Space diversity communications system for multi- direction time division multiplex communications |
| 11/17/1987 | CA1229436A1 Multidirection multiplex communication systems |
| 11/11/1987 | EP0245077A2 TDMA communication system having common local path medium and local time slot for intraoffice calls |
| 11/11/1987 | EP0245024A2 Radio communication system with power saving disablement prior to call handling processes |
| 11/11/1987 | EP0244872A2 Base station capable of monitoring occurrence of interference on every transmission |
| 11/11/1987 | EP0244779A1 Adaptive depolarization interference compensator |
| 11/11/1987 | CN87103288A Method and device for building up connection in shortwave radio networks |
| 11/11/1987 | CN86103152A Remote dialing apparatus for joining common-frequency simplex radio telephone into automatic duplex wire telephone network |
| 11/10/1987 | US4706243 Single-channel-per-carrier communication system including a voice-activated transmission power controller |
| 11/10/1987 | US4706239 Communications satellite repeater |
| 11/10/1987 | CA1229185A1 High-speed burst signal monitoring device |