Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426) |
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06/13/1995 | US5425032 TDMA network and protocol for reader-transponder communications and method |
06/13/1995 | US5424862 High capacity communications satellite |
06/08/1995 | WO1995015634A1 System and method for transmitting and receiving variable length authorization control for digital services |
06/08/1995 | WO1995015632A1 System and method for simultaneously authorizing multiple virtual channels |
06/08/1995 | WO1995015626A1 Time alignment in a cdma system |
06/08/1995 | DE4437490A1 HF receiver for radio data telegrams |
06/08/1995 | DE4428843A1 Fernmeldesystem zur Übertragung von analogen oder digitalen Nachrichten Telecommunications system for transmission of analogue or digital communications |
06/07/1995 | EP0656734A2 Transcoder and improved land system for a mobile radio communication system |
06/07/1995 | EP0656716A1 Method and device for power control in the base-to-mobile link of a mobile radio system with code division multiple access |
06/07/1995 | EP0656697A2 Method and apparatus for creating fast fading at a receiver using orthogonally polarized antennas and transmitter time diversity |
06/07/1995 | CN1028827C Diversity antenna structure for radio communications |
06/07/1995 | CA2135855A1 Radio channel access control |
06/06/1995 | US5423086 Dual port memory communication for a radio frequency device and a personal computer |
06/06/1995 | US5423085 Method and apparatus for digital automatic frequency control of TDM communications systems |
06/06/1995 | US5423084 Spectrum recovery apparatus and method therefor |
06/06/1995 | US5423077 Radio telephone suitable for portable and vehicle-mounted use |
06/06/1995 | US5423072 Testing transmitter-receiver apparatus for sector cell base station |
06/06/1995 | US5423071 Monitoring and alarm circuitry for a base station transmitting supervising signals to one or more mobile radio stations |
06/06/1995 | US5423067 Digital mobile communications system and method for providing intensity/coverage reference maps using base stations and mobile stations |
06/06/1995 | US5423063 Method and apparatus for identifying a transmitter in a simulcast radio communication system |
06/06/1995 | US5423059 Method for enhancing signal quality in a simulcast communication system |
06/06/1995 | US5423056 Adaptive cellular paging system |
06/06/1995 | US5422913 High frequency multichannel diversity differential phase shift (DPSK) communications system |
06/06/1995 | US5422908 Phased array spread spectrum system and method |
06/06/1995 | US5422813 No-outage GPS/commercial RF positioning system |
06/06/1995 | US5422647 Mobile communication satellite payload |
06/06/1995 | CA2022854C Multiple beam deployable space antenna system |
06/01/1995 | WO1995015064A2 Low-power frequency-hopped spread spectrum acknowledgement paging system |
06/01/1995 | WO1995015039A1 Modular antenna driver for extending the area of coverage between a base station connected to a catv cable system and cordless handsets |
06/01/1995 | WO1995015038A2 Communication method in a radio telephone system |
06/01/1995 | WO1995015037A1 A method for adjusting transmission power, and a base station |
06/01/1995 | WO1995015033A1 Satellite receiver code rate switching apparatus |
06/01/1995 | WO1995014936A1 Direction finding and mobile location system for trunked mobile radio systems |
06/01/1995 | WO1995014935A1 Multi-path resistant frequency-hopped spread spectrum mobile location system |
06/01/1995 | DE4441720A1 Vorrichtung zur Temperaturüberwachung A temperature monitoring device |
05/31/1995 | EP0655871A1 Method and apparatus for management of automatically initiated communication |
05/31/1995 | EP0466843B1 Satellite communications system |
05/31/1995 | EP0432202B1 Link utilization control mechanism for demand assignment satellite communications network |
05/31/1995 | CN1103242A A method and an apparatus for handing off mobile station from a first to a second channel in a mobile communication system |
05/31/1995 | CN1103223A 移动无线电系统 Mobile radio system |
05/31/1995 | CN1028705C Method and system for enhanced data transmission in a cellular telephone system |
05/31/1995 | CN1028704C Frequency offset method and apparatus for use in a transceiver |
05/30/1995 | US5420896 Synchronous spread-spectrum communications system and method |
05/30/1995 | US5420864 Method of effecting random access in a mobile radio system |
05/30/1995 | US5420851 Method of multiple access |
05/30/1995 | US5420850 Mobile station and cell selecting method for code division multiplex access mobile communication |
05/30/1995 | US5420592 Separated GPS sensor and processing system for remote GPS sensing and centralized ground station processing for remote mobile position and velocity determinations |
05/30/1995 | US5420576 Personal radio paging receiver having sync signal controlled DC/DC converter |
05/30/1995 | CA2014869C Radio telephone suitable for portable and vehicle-mounted use |
05/27/1995 | CA2134395A1 Method and apparatus for management of automatically initiated communication |
05/26/1995 | WO1995014356A2 Method and apparatus of providing time sensitive message over a variable delay channel |
05/26/1995 | WO1995014355A1 A voice and digit compatible fully automatic radio paging system |
05/26/1995 | WO1995014336A1 Reception method and cdma receiver |
05/26/1995 | WO1995014335A1 A system for increasing the utility of satellite communication systems |
05/26/1995 | WO1995013943A1 System and method for remotely tripping a switch |
05/26/1995 | CA2153148A1 Method and apparatus of providing time sensitive message over a variable delay channel |
05/24/1995 | EP0654916A2 A method of multiple access |
05/24/1995 | EP0654915A2 Multipathreception using matrix calculation and adaptive beamforming |
05/24/1995 | EP0654911A2 Switch-mode power supply for time division multiple access radio phone systems |
05/24/1995 | EP0654677A1 Method and device for processing a signal |
05/24/1995 | EP0654201A1 Process and device for a microcellular common-channel radio system. |
05/24/1995 | EP0654194A1 A speech decoding method and a speech decoder |
05/24/1995 | EP0411083B1 Telecommunications system |
05/24/1995 | EP0188554B2 Cellular voice and data radiotelephone system |
05/24/1995 | CN1102937A Cartesian multicarrier feedback |
05/23/1995 | US5418843 Method for estimating traffic density in mobile telephone networks |
05/23/1995 | US5418814 Threshold cancellation means for use in digital mobile radio networks |
05/23/1995 | US5418524 Method and apparatus for over-the-air upgrading of radio modem application software |
05/20/1995 | CA2130507A1 System and method for remotely tripping a switch |
05/18/1995 | WO1995013671A1 System with satellites on equatorial and inclined orbits relaying information through intersatellites link and earth relays |
05/18/1995 | WO1995013670A1 Method and apparatus for antenna switching in a diversity system |
05/18/1995 | WO1995013663A1 Embedded transmission line coupler for radio frequency signal amplifiers |
05/18/1995 | WO1995013662A1 Power detector with matching impedance for amplifier |
05/18/1995 | WO1995013631A1 Offset transmission line coupler for radio frequency signal amplifiers |
05/18/1995 | WO1995009511A3 Radiotelephone system for groups of remote subscribers |
05/18/1995 | DE4434041C1 Transmission equipment for spoken information |
05/18/1995 | CA2174671A1 System with satellites on equatorial and inclined orbits relaying information through intersatellites link and earth relays |
05/17/1995 | EP0653894A2 A public multiplexed mobile telephone system for masstransit applications |
05/17/1995 | EP0653845A1 A method for synchronizing the reference frequency oscillator to a master oscillator |
05/17/1995 | EP0653131A1 Method and apparatus for conveying a field of data in a communication system |
05/17/1995 | EP0653130A1 Method and arrangement for measuring the condition of a base station |
05/17/1995 | EP0653127A1 Rake receiver combining all the useful multipath components of a spread spectrum signal |
05/17/1995 | EP0653126A1 Method and apparatus for loading a software program from a radio modem into an external computer |
05/17/1995 | EP0653091A1 Discriminating between stationary and non-stationary signals |
05/17/1995 | EP0625293A4 Distributed supervisory control and data acquisition system. |
05/17/1995 | EP0606396A4 A radio frequency local area network. |
05/17/1995 | EP0399005B1 Common path multichannel optical processor |
05/17/1995 | EP0382788B1 Nationwide display pager with location readout |
05/17/1995 | CN1102740A Alarm system utilizing telephone line calling service for transmitting signal |
05/16/1995 | US5416797 System and method for generating signal waveforms in a CDMA cellular telephone system |
05/16/1995 | US5416767 Method of transmitting a data stream, transmitter and receiver |
05/16/1995 | US5416441 Automatic control circuit for power amplifier |
05/16/1995 | CA2055387C Satellite communications system having increased power output density per unit of bandwidth |
05/11/1995 | WO1995012956A1 A method for controlling a subscriber station in a mobile radio system |
05/11/1995 | WO1995012951A1 Relay apparatus, decoder and security broadcasting apparatus |
05/11/1995 | WO1995012938A1 Variable rate signal transmission in a spread spectrum communication system using coset coding |
05/11/1995 | WO1995012936A1 A method and apparatus for locating a digital control channel in a radiocommunication system |
05/11/1995 | WO1995012935A1 Automatic retransmission request |
05/11/1995 | WO1995012934A1 Layer 2 protocol in a cellular communication system |
05/11/1995 | WO1995012933A1 A message transmission system and method for a radiocommunication system |