Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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10/07/1998 | CN1195434A Dual mode satellite/cellular terminal |
10/07/1998 | CN1195433A Reducing power consumption in portable radiotelephone |
10/07/1998 | CN1195240A Adaptive transmission diversity apparatus and adaptive transmission diversity method |
10/06/1998 | USRE35916 Cellular telephone system that uses position of a mobile unit to make call management decisions |
10/06/1998 | US5819185 Portable satellite communication apparatus |
10/06/1998 | US5819182 Method and apparatus for improving receiver performance in a land mobile communications system |
10/06/1998 | US5819181 Apparatus and method for mitigating excess time delay in a wireless communication system |
10/06/1998 | US5819176 Process for operating a mobile radiotelephone system utilizing subscriber indentification modules |
10/06/1998 | US5819170 Power supply unit with switch-on/off facility for powering radio equipment |
10/06/1998 | US5819168 Adaptive communication system and method using unequal weighting of interface and noise |
10/06/1998 | US5819167 Diversity receiver with improved sensitivity |
10/06/1998 | US5819165 System for regulating the power output of and linearizing the transmission signal from a radio transmitter |
10/06/1998 | US5819164 Modulated retroreflection system for secure communication and identification |
10/06/1998 | US5818885 Method for minimizing time to establish initial synchronization between a mobile station and a base station in a mobile communication system |
10/06/1998 | US5818883 Multi-channel digital transceiver and method |
10/06/1998 | US5818882 Frequency offset cancellation apparatus |
10/06/1998 | US5818876 Method and apparatus of adaptive maximum likelihood sequence estimation using a variable convergence step size |
10/06/1998 | US5818871 Method for providing service and rate negotiation in a mobile communication sytstem |
10/06/1998 | US5818869 Spread spectrum communication synchronizing method and its circuit |
10/06/1998 | US5818845 Hybrid access system having channel allocation and prioritized polling schemes |
10/06/1998 | US5818833 Personal communication device usable in two communication modes and personal telecommunication system including the device |
10/06/1998 | US5818829 Method for increasing throughput capacity in a communication system |
10/06/1998 | US5818827 Radio communication device and radio communication method |
10/06/1998 | US5818823 For a communication network |
10/06/1998 | US5818820 Method and system for data link expansion or contraction using spread spectrum TDMA communication |
10/06/1998 | US5818617 Optical data communication and location apparatus, system and method and transmitters and receivers for use therewith |
10/06/1998 | US5818544 Method and apparatus for detecting when the carrier signal and symbol timing for a television signal is recovered and a high definition television employing the method and apparatus |
10/06/1998 | US5818543 Diversity receiver for television |
10/06/1998 | US5818517 Broadband interference reduction |
10/06/1998 | US5818388 Satellite communications apparatus using active redundancy |
10/06/1998 | US5818298 Linear amplifying apparatus using coupled non-linear amplifiers |
10/06/1998 | CA2160978C Systems with increased information rates using embedded sample modulation and predistortion equalization |
10/06/1998 | CA2072373C Shared-carrier frequency hopping |
10/06/1998 | CA2044670C Radio communication system |
10/03/1998 | CA2228714A1 Method and apparatus for spectral efficient transmission of cdma modulated signals |
10/01/1998 | WO1998043459A2 Method for channel evaluation using receive signals transmitted via a radio channel |
10/01/1998 | WO1998043453A1 Method and apparatus for setting an inbound transmitter power level |
10/01/1998 | WO1998043431A1 Method of downloading of data to an mpeg receiver/decoder and mpeg transmission system for implementing the same |
10/01/1998 | WO1998043427A1 Broadcast and reception system, and receiver/decoder and remote controller therefor |
10/01/1998 | WO1998043378A1 Hierarchical resource hopping for variable resource size communication systems |
10/01/1998 | WO1998043376A1 Using a receiver model to multiplex variable-rate bit streams having timing constraints |
10/01/1998 | WO1998043374A2 A method of and apparatus for processing variable rate data for transmission in a fixed rate transmission medium |
10/01/1998 | WO1998043372A1 A system using leo satellites for centimeter-level navigation |
10/01/1998 | WO1998043371A1 Satellite telecommunications repeaters and retransmission methods |
10/01/1998 | WO1998043368A2 Method and apparatus for controlling echo on both sides of a connection |
10/01/1998 | WO1998043315A1 Integrated transmit/receive antenna with arbitrary utilisation of the antenna aperture |
10/01/1998 | WO1998043106A2 Method for evaluating direction |
10/01/1998 | WO1998026617A3 An operational test device and method of performing an operational test for a system under test |
10/01/1998 | DE19713667C1 Basisstation und Empfangseinrichtung für ein Mobil-Kommunikationssystem mit TDMA-Teilnehmerseparierung Base station and receiving device for a mobile communication system using the TDMA subscriber separation |
10/01/1998 | DE19713271A1 Bidirectional communication system e.g. for broadcasting station |
10/01/1998 | CA2284045A1 Integrated transmit/receive antenna with arbitrary utilisation of the antenna aperture |
09/30/1998 | EP0868093A1 System and method for managing power budgets |
09/30/1998 | EP0868040A2 System and method for providing electronic mail via a satellite broadcast system receiver |
09/30/1998 | EP0868037A1 TDMA system with discontinuous transmission |
09/30/1998 | EP0868036A2 Satellite communications terminal location system and method |
09/30/1998 | EP0868034A2 CDMA mobile radio communication |
09/30/1998 | EP0867970A2 Radio transmitting apparatus and gain control method for the same |
09/30/1998 | EP0867849A2 Mobile unit support system to detect movement by means of a magnetic sensor |
09/30/1998 | EP0867082A2 A real-time csma method having the capability to adaptively vary cell sizes and a wireless network for implementing the same |
09/30/1998 | EP0867080A1 Emitter systems for the transmission of radio signals of a given emission frequency according to a predefined transmission time protocol |
09/30/1998 | EP0867079A1 Multisensor equalisation method and device enabling multisensor reception in the presence of interference and multipath propagation |
09/30/1998 | EP0867052A1 Antenna assembly and associated method for radio communication device |
09/30/1998 | EP0866982A1 Gps translator with spread spectrum pilot |
09/30/1998 | EP0866979A2 Method for displaying a "low battery" state in electrical equipment with electrical energy stores and electrical equipment with electrical energy stores with means for displaying a "low battery" state |
09/30/1998 | EP0699334A4 Method and apparatus for group encoding signals |
09/30/1998 | CN1194756A Method and apparatus for providing fixed cellular functionality |
09/30/1998 | CN1194741A Self caliberation apparatus and method for communication device |
09/30/1998 | CN1194739A Pilot signal strength control for a low earth orbiting satellite communications system |
09/30/1998 | CN1194738A 接收方法和接收机 The receiving method and receiver |
09/30/1998 | CN1194557A Radio Telephone capable of operating on time slt paging mode and operating method |
09/30/1998 | CN1194551A Digital radio communication machine |
09/30/1998 | CN1194550A Communication method, base station and terminal equipment |
09/30/1998 | CN1194519A Demodulation method and its device, receiving method and its device, and communication device |
09/30/1998 | CN1194518A Channel ratio measurer and method in communication system and control method for transmitting power |
09/30/1998 | CN1194512A Satellite communication system for user distribution and resource distribution by using ground network |
09/30/1998 | CN1194511A CDMA satillite communication system and its internal signal transfer method |
09/30/1998 | CN1194510A Position diversity reception, base station main frame apparatus and processing method for receiving signal |
09/30/1998 | CA2217813A1 Subspace combining of antenna beams in a mobile radio base site |
09/30/1998 | CA2217812A1 Continuous interference assessment and avoidance in a land mobile radio system |
09/30/1998 | CA2217799A1 Traffic distribution analysis in a land mobile radio system |
09/29/1998 | US5815821 Method and a device for conserving power in a battery powered transceiver |
09/29/1998 | US5815820 Transmitter having adjustable power levels responsive to the position of a movable antenna |
09/29/1998 | US5815819 Intermittent reception control apparatus |
09/29/1998 | US5815818 Cellular mobile communication system wherein service area is reduced in response to control signal contamination |
09/29/1998 | US5815817 Information broadcasting method |
09/29/1998 | US5815814 Cellular telephone system that uses position of a mobile unit to make call management decisions |
09/29/1998 | US5815809 Mobile earth terminal communication device providing voice, data, facsimile, and/or roaming communication features |
09/29/1998 | US5815801 Method for estimating the quality of a connection, and a receiver |
09/29/1998 | US5815798 Apparatus and method of controlling transmitting power in a subscriber terminal of a wireless telecommunications system |
09/29/1998 | US5815796 Method for determining parameters for the design of ground equipment for a satellite link system and a method of transmitting signals in a satellite link system |
09/29/1998 | US5815795 Oscillation detecting system for wireless repeater |
09/29/1998 | US5815533 Receive processor device for use in a digital mobile radio systems |
09/29/1998 | US5815527 Method and apparatus for switching spread spectrum/code division multiple access modulated beams |
09/29/1998 | US5815525 Transmitter |
09/29/1998 | US5815506 Method for providing an overlay short messaging service in a mobile satellite communication system |
09/29/1998 | US5815116 Personal beam cellular communication system |
09/29/1998 | US5815071 Method and apparatus for monitoring parameters of vehicle electronic control units |
09/29/1998 | US5814242 Heterocyclic cationic species |
09/29/1998 | US5813634 Method for replacing failing satellites in a satellite communication system |
09/29/1998 | CA2083776C Digital communication system using superposed transmission of high speed and low speed digital signals |