Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
06/1999
06/30/1999EP0925656A1 Spot beam selection in a mobile satellite communication system
06/30/1999EP0925655A1 Signaling maintenance for discontinuous information communications
06/30/1999EP0925654A1 Control channel for nonterrestrial cellular mobile telecommunication station
06/30/1999EP0925653A2 Method and apparatus for performing distributed forward power control
06/30/1999EP0925652A2 Coherent demodulation with decision-directed channel estimation for digital communication
06/30/1999EP0751632A4 Method of multi-station communications for low-orbiting satellite systems and a device for carrying out the said method
06/30/1999EP0712556A4 Dynamic radio communications system
06/30/1999CN1221532A Multi-mode communication network with handset-assisted cordless base station activation
06/30/1999CN1221527A Method of establishing radio link
06/30/1999CN1221526A Radio station with circularly polarised antennas
06/30/1999CN1221525A Method and apparatus for interference decorrelation in time and space
06/30/1999CN1221307A Communication method, transmission method, reception method, base station and terminal
06/30/1999CN1221304A Intra-cell-inter-frequency hard handoff method in CDMA cellular system
06/30/1999CN1221303A Basestation transmission system in mobile communication system method
06/30/1999CN1221301A Home location register management system and database management method in mobile radio communication system
06/30/1999CN1221269A Synchronizing system capable of certainly executing synchronizing operation
06/30/1999CN1221268A Radio terminal testing device and electrical wave environment testing apparatus for radio terminal testing device
06/30/1999CN1221264A Power control for mobile wireless communication system
06/30/1999CN1221262A Device and method for generating spread spectrum signal in CDMA mobile communications system
06/30/1999CN1043940C Wireless packet data communications modem and method of use therein
06/30/1999CA2256043A1 Method for increasing the range of a radiocommunications unit and unit for carrying out the method
06/29/1999US5918204 Speech frame disabling circuitry for protection against burst errors of interleaved TDMA frames
06/29/1999US5918176 Method and apparatus for controlling link quality in a wireless communication system
06/29/1999US5918175 Method and apparatus for registering mobile user groups
06/29/1999US5918174 Circuitry and method for initiating communication between communication stations of a radio communication system
06/29/1999US5918169 Homodyne cellular base station
06/29/1999US5918164 Radio communication apparatus
06/29/1999US5918160 Subscriber terminal for a wireless telecommunications system
06/29/1999US5918159 Location reporting satellite paging system with optional blocking of location reporting
06/29/1999US5918157 Satellite communications system having distributed user assignment and resource assignment with terrestrial gateways
06/29/1999US5918156 Broadcasting satellite communication system with improved answer signal transmission
06/29/1999US5918155 Satellite communication system and method thereof
06/29/1999US5918154 Communications systems employing antenna diversity
06/29/1999US5917915 Scramble/descramble method and apparatus for data broadcasting
06/29/1999US5917873 Receiving apparatus, receiving method, and digital PLL circuit
06/29/1999US5917868 Method and circuitry for compensating internal timing errors of a mobile station
06/29/1999US5917851 In a radio system
06/29/1999US5917812 System and method for reducing interference generated by a digital communication device
06/29/1999US5917429 For use with a patient operated medication package
06/29/1999CA2256939A1 Telecommunications system with bandwidth agile receivers and transmitters
06/29/1999CA2255352A1 Enhanced locating and communication service
06/29/1999CA2183119C Method and apparatus for initial pointing of an antenna
06/29/1999CA2148282C Arrangement for controling a transmitting/receiving device of base stations and/or mobile units, in particular of a cordless telephone system
06/26/1999CA2254648A1 Multi-sector cell pattern for a wireless communication system
06/24/1999WO1999031912A2 Circuit for synchronizing cdma mobile phones
06/24/1999WO1999031860A1 Battery-backup mechanism for base unit of wireless telephone system
06/24/1999WO1999031837A1 Tdma wireless telephone system with independently tracked demodulation parameters
06/24/1999WO1999031835A1 Channel estimation device, and cdma receiver and cdma transmitter/receiver having the device
06/24/1999WO1999031832A1 Apparatus and method for reusing satellite broadcast spectrum for terrestrially broadcast signals
06/24/1999WO1999031827A1 Time-division multiple access (tdma) multi-line wireless telephone system
06/24/1999WO1999031826A1 Multi-line wireless telephone system computer interface
06/24/1999WO1999031822A1 Short messaging method and system for airborne passengers
06/24/1999WO1999031821A1 High bandwidth delivery and internet access for airborne passengers
06/24/1999WO1999031820A1 A mobile station having plural antenna elements and interference suppression
06/24/1999WO1999031819A1 Base station transmit power control in a cdma cellular telephone system
06/24/1999WO1999031817A1 Receiver with parallel correlator for spread spectrum digital transmission
06/24/1999WO1999031815A1 Increased capacity in an ocdma system for frequency isolation
06/24/1999WO1999031811A1 Power saving protocol for tdma multi-line wireless telephone handsets
06/24/1999WO1999031810A1 Method and apparatus for communication system control utilizing remote unit signal information
06/24/1999WO1999031799A1 Power saving device for radio communication terminal
06/24/1999WO1999031798A2 A communication system, device and method
06/24/1999WO1999021391A3 Seamless lobe handover
06/24/1999WO1999021290A9 Method for measurement and reduction of frequency offsets in distributed satellite/wireless networks and corresponding communications system
06/24/1999WO1999020061A3 Method and receiving device for estimating channels in communications systems
06/24/1999WO1999020005A3 Apparatus and method for selecting power control modes
06/24/1999WO1999017476A3 Method of adjusting frequency of cellular radio repeater
06/24/1999WO1999017466A9 Using multiple antennas to mitigate specular reflection
06/24/1999WO1999014870A3 Practical space-time radio method for cdma communication capacity enhancement
06/24/1999DE19820761C1 Channel estimation e.g. GSM system
06/24/1999DE19755049A1 Verfahren zum Betrieb eines Telekommunikationsendgerätes, Telekommunikationsendgerät und Funkmodul Method for operating a telecommunications terminal, telecommunications terminal and the radio module
06/24/1999CA2314973A1 Base station transmit power control in a cdma cellular telephone system
06/24/1999CA2314102A1 A mobile station having plural antenna elements and interference suppression
06/24/1999CA2310729A1 Increased capacity in an ocdma system for frequency isolation
06/24/1999CA2225901A1 Remotely controlled gain control of transceiver used to inter-connect wireless telephones to a broadband network
06/23/1999EP0924890A2 Adaptive error correction for a communication link
06/23/1999EP0924887A2 Method for supplying input signals to repeaters in common wave transmitter networks
06/23/1999EP0924878A2 Synchronisationsverfahren für Basisstationen
06/23/1999EP0924877A2 Bulk filtering and demodulation of independent FDMA sources
06/23/1999EP0924876A2 Data communication apparatus and method with antennas diversity
06/23/1999EP0924875A2 Diversity reception method and apparatus in a CDMA system
06/23/1999EP0924869A2 Correlator and despreading code switching method
06/23/1999EP0924868A1 Cell search method and mobile station apparatus
06/23/1999EP0924866A1 Transmission system comprising at least one satellite station and one base station, the station comprising a device for the correction of speech messages and a method for enhancing speech quality
06/23/1999EP0924581A1 Cordless phone and timer management method
06/23/1999EP0923841A1 Methods and apparatus for generating timing signals in a radiocommunication unit
06/23/1999EP0923820A2 Data transmission method, and radio system
06/23/1999EP0923817A1 Combined subtractive interference cancellation and space diversity signal processing in a cellular cdma communications system
06/23/1999EP0923816A1 Communication routing method by satellite in a network
06/23/1999EP0923815A1 Control channel for non-terrestrial cellular mobile telecommunication station
06/23/1999EP0923814A1 Antenna for nonterrestrial mobile telecommunication system
06/23/1999EP0923812A2 Method and arrangement for forming calibration signal
06/23/1999EP0923809A1 Satellite receiver
06/23/1999CN1220792A Cablibration device for array antenna wireless receiver
06/23/1999CN1220789A Method and apparatus for cordless infrared communication
06/23/1999CN1220787A Method and apparatus for interference rejection combining and downlink beamforming in cellular radiocommunications system
06/23/1999CN1220569A Wireless communication system apparatus, and method to communicate using plurality of communication slots in time division multiple access technique
06/23/1999CN1220568A Radio communications system, mobile radio of such system and method of selecting system from such systems operating in same converage area
06/23/1999CN1220566A Mobile telephone circuit quality alarming apparatus
06/23/1999CN1220562A Smart antenna receiver using pilot signal in CDMA mobile communication system and signal receiving method therefor
06/23/1999CN1220559A Method and arrangement for defining transmission power in mobile station