Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › H04B 7 - Radio transmission systems, i.e. using radiation field
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
08/1999
08/17/1999US5940743 In a telecommunications system
08/17/1999US5940742 Two-way paging system and apparatus
08/17/1999US5940739 Multiple access satellite communications network
08/17/1999US5940458 Method and compensating for time error of time/frequency generator using global positioning system
08/17/1999US5940454 To receive a radio signal carrying digitally-encoded words and data
08/17/1999US5940453 For performance improvement of a digital wireless receiver
08/17/1999US5940452 Dual mode radio subscriber unit having a diversity receiver apparatus and method therefor
08/17/1999US5940445 Method and apparatus for providing transmit diversity in a wireless communication system
08/17/1999US5940444 Method of transmitting a source signal to a mobile receiver
08/17/1999US5940432 Spread spectrum radiocommunication device utilizing rake reception scheme
08/17/1999US5940430 Method and apparatus for power control in a communication system
08/17/1999US5940415 Error tolerant addressing system and method for noisy ATM links
08/17/1999US5940386 Wireless transmission system between base stations and a mobile terminal station
08/17/1999US5940384 Wideband wireless base station making use of time division multiple access bus having selectable number of time slots and frame synchronization to support different modulation standards
08/17/1999US5940383 Automatic data service selection
08/17/1999US5940382 Virtual locating of a fixed subscriber unit to reduce re-acquisition time
08/17/1999US5940379 Apparatus and method for using multiple spreading codes for data transmission in a satellite communication system
08/17/1999US5940040 System for selecting between a whip antenna and a built-in antenna
08/17/1999CA2170628C Computer system for use with a wireless data communication network
08/17/1999CA2138697C System and method for adaptive maximum likelihood sequence estimation
08/17/1999CA2125260C Automatic frequency control apparatus and method therefor
08/17/1999CA2113734C Diversity transmission strategy in mobile/indoor cellular radio
08/16/1999CA2260282A1 A method for predistortion of a signal transmitted between two units of a telecommunications network and a unit for carrying out the method
08/16/1999CA2255127A1 Method for determining the orbital positions of satellites in leo networks
08/13/1999CA2260286A1 Indoor tdma communication system
08/12/1999WO1999040698A1 Method and apparatus for joint detection of data in a direct sequence spread spectrum communications system
08/12/1999WO1999040694A1 Method for establishing a radio communication and telecommunication network
08/12/1999WO1999040693A1 Method and apparatus for combining transponders on multiple satellites into virtual channels
08/12/1999WO1999040692A1 Orbit/covariance estimation and analysis (ocean) determination for satellites
08/12/1999WO1999040691A1 Method for synchronising a space telecommunication system comprising at least one satellite
08/12/1999WO1999040690A1 Radio receiving apparatus with switched diversity
08/12/1999WO1999040689A1 Power control with signal quality estimation for smart antenna array communication systems
08/12/1999WO1999040648A1 Downlink broadcasting by sequential transmissions from a communication station having an antenna array
08/12/1999WO1999040569A2 A decoding method, speech coding processing unit and a network element
08/12/1999WO1999033204B1 Method and apparatus for determining characteristics of components of a communication channel under load
08/12/1999WO1999030438A3 Reception method and receiver
08/12/1999DE4292273C2 Radiotelephone for use in mobile communication
08/12/1999DE19804701A1 Satellite communication system for temporary allocation of resources to individual subscribers
08/12/1999DE19801495A1 Radio station for data communications in radio communications system
08/11/1999EP0935400A1 Mobile radio communication system, mobile station, and method for controlling diversity hand-over branch
08/11/1999EP0935354A2 Time-division double-way communication system
08/11/1999EP0935352A2 Mobile satellite communication method and system capable of carrying out carrier activation with reliability of a communication path secured
08/11/1999EP0935351A1 Radio resource management in a mobile satellite telephone system
08/11/1999EP0935350A1 Satellite diversity
08/11/1999EP0935349A2 Satellite communication system
08/11/1999EP0935347A2 RF communications system operable in the presence of a repetitive interference source and related methods
08/11/1999EP0934675A1 METHOD FOR THE TRANSMISSION OF USER DATA IN A HYBRID TELECOMMUNICATION SYSTEM ESPECIALLY AN "ISDN $m(8)$m(7) DECT SPECIFIC RLL/WLL" SYSTEM
08/11/1999EP0934671A1 Method and apparatus for mitigating intermodulation effects in multiple-signal transmission systems
08/11/1999EP0934670A2 Method for controlling logging of wireless mobile components onto wireless base stations of universal mobile telecommunication systems, especially dect mobile components in dect base stations of cap specific telecommunication systems
08/11/1999EP0934667A2 Interstitial sector system
08/11/1999EP0934640A1 Method and apparatus for processing data from multiple sources
08/11/1999EP0934637A2 Method of receiving messages, and electrical appliance for implementing the method
08/11/1999EP0934636A2 Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals
08/11/1999EP0934635A2 Dual mode symmetric/asymmetric communication control system
08/11/1999EP0934634A2 A radio system and a call set-up method
08/11/1999EP0934633A1 Determination of frequency offsets in communication systems
08/11/1999EP0934630A1 Homodyne cellular base station
08/11/1999EP0777933A4 Spread spectrum radiotelephone having adaptive transmitter gain control
08/11/1999EP0749651A4 Cell extender with timing alignment for tdma systems
08/11/1999EP0615676B1 Communication channel selection in cellular radio communication systems
08/11/1999CN1225789A Method for transmission of user data in hybrid telecommunication system esp. 'ISDN->}DECT specific RLL/WLL' system
08/11/1999CN1225788A Method and apparatus for providing diversity in hard handoff for CDMA system
08/11/1999CN1225784A Wireless communications system and switching exchange with multiple orientation antennas
08/11/1999CN1225768A Method and apparatus for processing data from multiple sources
08/11/1999CN1225765A Data transmission method and base station for TDMA radio system
08/11/1999CN1225764A Multi-code compressed mode DS-CDMA systems and methods
08/11/1999CN1225763A Device and method of radio telecommunication
08/11/1999CN1225762A Base station with antenna, including an amplifier, located at distance from the base station
08/11/1999CN1225736A 语音活动检测器 Voice activity detector
08/11/1999CN1225529A Apparatus and method for controlling communications based on moving speed
08/11/1999CN1225527A Antenna device and radio receiver using the same
08/11/1999CA2260329A1 Adaptive signal receiver for cdma communication system
08/10/1999US5937358 Method and device for radio communication in traffic guidance systems
08/10/1999US5937352 Satellite-based cellular telecommunications system utilizing an earth station subsystem
08/10/1999US5937350 Train radio telephone system using home location register (HLR)
08/10/1999US5937349 Method and system of tracking dynamic communication parameters during a link interruption
08/10/1999US5937332 Satellite telecommunications repeaters and retransmission methods
08/10/1999US5937328 Method for controlling transmission data flow in satellite communication
08/10/1999US5937018 DC offset compensation using antenna arrays
08/10/1999US5937015 Interference mitigation by joint decoding of overlapped signals
08/10/1999US5937014 To process a signal received in a radiocommunication system
08/10/1999US5937008 Method and system for controlling the minimal distance between successive errors in digital radio transmission
08/10/1999US5937005 Error rate measurement apparatus for a mobile radio communications system
08/10/1999US5937004 Apparatus and method for verifying performance of digital processing board of an RF receiver
08/10/1999US5937002 Channel hopping in a radio communication system
08/10/1999US5936979 Used in a radio system
08/10/1999US5936961 Signalling packet for communication system with reference modulated in accordance with a time-dependent law
08/10/1999US5936950 Data transmission method, reception method, and receiver
08/10/1999US5936947 Mobile communication system and control channel setting method in mobile communication system
08/10/1999US5936937 Mobile communication system using CDMA site diversity system
08/10/1999US5936588 Reconfigurable multiple beam satellite phased array antenna
08/10/1999US5936580 Multi-sector antennae configuration having vertical and horizontal displaced antenna pairs
08/10/1999US5936577 Adaptive antenna
08/10/1999US5936570 Low-earth orbit satellite acquisition and synchronization system using a beacon signal
08/10/1999US5936569 Method and arrangement for adjusting antenna pattern
08/10/1999US5936534 Alarm circuit for residual capacity of battery in portable radio transmitting and receiving apparatus
08/10/1999CA2259671A1 Method and apparatus for calibration of digital down converters in a signal processing system
08/10/1999CA2157727C Method and apparatus for providing a synchronous communication environment
08/10/1999CA2157024C Method and apparatus for group encoding signals
08/10/1999CA2127366C Frequency control system
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