Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
09/1999
09/02/1999CA2319028A1 Device and method for detecting the presence of an operating cellular telephone of the gsm type or any other mobile unit
09/01/1999EP0939569A1 Control information distribution in a TDMA mobile communication system
09/01/1999EP0939568A2 Physical channel assignment method and transmitter
09/01/1999EP0939567A2 Mobile station with variable duty-cycle for power saving
09/01/1999EP0939538A1 Multimedia terminal device
09/01/1999EP0939506A2 Milliwave transmitting device, milliwave receiving device and milliwave transmission and reception system capable of simplifiying wiring of a receiving system of terrestrial broadcasting service and satellite broadcasting service
09/01/1999EP0939502A2 Channel tracking in a mobile receiver
09/01/1999EP0939501A2 Data transmission method, transmitter and receiver
09/01/1999EP0939499A1 Frame waveform mutual correction data signal demodulation method
09/01/1999EP0939452A2 Multiple beam phased array antenna and satellite communication system
09/01/1999EP0938823A2 Process and base station system for configuring an air interface between a mobile station and a base station in a time-division multiplex mobile radio telephone system for packet data transmission
09/01/1999EP0938822A2 Process and base station system for configuring an air interface between a mobile station and a base station in a time-division multiplex mobile radio telephone system for packet data transmission
09/01/1999EP0938821A2 Process and base station system for configuring an air interface between a mobile station and a base station in a time-division multiplex mobile radio telephone system for packet data transmission
09/01/1999EP0938820A2 Process and base station system for configuring an air interface between a mobile station and a base station in a time-division multiplex mobile radio telephone system for packet data transmission
09/01/1999EP0938797A2 Method and equipment for transmitting terminal interface user data and status information
09/01/1999EP0938794A2 System and method for interfacing a local communication device
09/01/1999EP0938788A2 Despreading of direct sequence spread spectrum communications signals
09/01/1999EP0938787A1 Method for reducing interference within signaling data over an air interface
09/01/1999EP0938786A1 Transporting user data over a-bis and a-interfaces within a mobile telecommunications network
09/01/1999EP0938785A1 Dual-mode satellite/terrestrial mobile communication unit
09/01/1999EP0938784A2 Method and apparatus for performing position- and preference-based service selection in a mobile telephone system
09/01/1999EP0938782A1 Method of transmission and device to carry out said method
09/01/1999EP0938781A2 Transmission system with improved reconstruction of missing parts
09/01/1999EP0938775A1 Kronecker product code acquisition system
09/01/1999EP0713619A4 Method and apparatus for coordinating clocks in a simulcast network
09/01/1999EP0710417A4 Data messaging in a communications network
09/01/1999CN1227700A Signalling method and a digital radio system
09/01/1999CN1227685A Method and apparatus of providing bit count integrity and synchronous data transfer over a channel which does not preserce synchronization
09/01/1999CN1227683A Transmitter deversity assembly and associated method for radio transmitter
09/01/1999CN1227682A Method for determining connection quality and a receiver
09/01/1999CN1227444A Spread spectrum signal generating device and method in transmitter of mobile communications system
08/1999
08/31/1999US5946634 Mobile communications
08/31/1999US5946631 Real-time CSMA method having the capability to adaptively vary cell sizes and a wireless network for implementing the same
08/31/1999US5946625 Method for improving co-channel interference in a cellular system
08/31/1999US5946624 Synchronized frequency hopping
08/31/1999US5946618 Method and apparatus for performing position-based call processing in a mobile telephone system using multiple location mapping schemes
08/31/1999US5946617 Cellular communication system with remote power source for providing power to access points
08/31/1999US5946611 Cellular telephone system that uses position of a mobile unit to make call management decisions
08/31/1999US5946603 Method and apparatus to respond to a blockage environment in a communication system
08/31/1999US5946602 In a satellite communication system
08/31/1999US5946359 Parameter measuring apparatus for digital quadrature modulation signals
08/31/1999US5946358 Receiver circuit for a mobile communications system
08/31/1999US5946356 Method and apparatus for data transmission within a broad-band communications system
08/31/1999US5946350 Data receiving system using a decision feedback equalizer
08/31/1999US5946346 Method and system for generating a power control command in a wireless communication system
08/31/1999US5946322 Hybrid access system utilizing credit/done polling protocols
08/31/1999US5946306 Allocation of time slots in a mobile communication system
08/31/1999US5945936 Learn mode for remote transmitters
08/31/1999US5944770 Method and receiver using a low earth orbiting satellite signal to augment the global positioning system
08/31/1999CA2121684C Automatic gain control for reducing effects of jamming
08/31/1999CA2026107C Technique for time-division duplex cordless telecommunication
08/31/1999CA2026106C Telecommunications system
08/26/1999WO1999043180A1 A method and apparatus for maximizing standby time using a quick paging channel
08/26/1999WO1999043179A1 Mobile communication system, base station, base station controller and mobile communication method
08/26/1999WO1999043136A1 Cellular phone with expansion memory for audio and video storage
08/26/1999WO1999043127A1 Method of identifying wireless units
08/26/1999WO1999043105A1 Method and system for transmit gating in a wireless communication system
08/26/1999WO1999043104A1 Method for improving inter-beam capacity switching for multiple spot beam satellite systems
08/26/1999WO1999043103A1 Location method for a selective call receiver operating in a satellite communication system
08/26/1999WO1999043102A1 Device and method for providing time switched transmission diversity in mobile communication system
08/26/1999WO1999043101A1 Forward link power control in a cellular system using nt/i0 values
08/26/1999WO1999043100A1 Synchronization of forward link base station power levels during handoff between base station sectors in a mobile radio communication system
08/26/1999WO1999043099A2 A power consumption reduction method in a digital mobile radio system and a mobile radio station
08/26/1999WO1999043098A2 A power consumption reduction method in a digital mobile radio system and a mobile radio station
08/26/1999WO1999043097A2 A power consumption reduction method in a digital mobile radio system and a mobile radio station
08/26/1999WO1999043095A1 Power supply assembly for portable phone
08/26/1999WO1999043048A1 Cellular antennas for stratosphere coverage of multi-band annular earth pattern
08/26/1999WO1999043043A1 Dual band diversity antenna having parasitic radiating element
08/26/1999WO1999034532A3 Upgrading of resources in a telecommunications network
08/26/1999WO1999033302A3 Locating method and arrangement
08/26/1999WO1999026358A9 Architecture for integrated wll/vsat system
08/26/1999WO1999025079A9 Rapid signal acquisition and synchronization for access transmissions
08/26/1999DE19804581A1 Speech or voice-information transmission method for radio communication system using at least two mobile stations for GSM/TDMA service
08/26/1999CA2321212A1 Power supply assembly for portable phone
08/26/1999CA2260528A1 Channel tracking in a mobile receiver
08/25/1999EP0938242A2 Mobile wireless terminal and power controlling method
08/25/1999EP0938241A2 Base station architecture comprising a central base unit and remote radio units
08/25/1999EP0938222A2 Mobile radio telephone and method for operating the same
08/25/1999EP0938219A2 Collapsible telephone set
08/25/1999EP0938204A1 Calibration device for array antenna wireless receiver
08/25/1999EP0938198A1 Variable rate transmission and reception methods, and variable rate transmission and reception devices
08/25/1999EP0938194A2 Near-optimal low-complexity decoding of space-time codes for fixed wireless applications
08/25/1999EP0938193A1 Header structure for TDD systems
08/25/1999EP0937366A2 Method of combining several signals, and base station
08/25/1999EP0937349A1 Synchronization in tdma systems in a non-real-time fashion
08/25/1999EP0937343A2 Transmission method and communication system employing the method
08/25/1999EP0937341A1 Power-saving method for providing synchronization in a communications system
08/25/1999EP0937340A2 Frequency sharing for satellite communication system
08/25/1999EP0937338A1 Method and apparatus for reducing standby current in communications equipment
08/25/1999EP0616742B1 Spatial division multiple access wireless communication systems
08/25/1999CN1227037A Cellular radio system allowing mobile station to communicate via base station connected via CDMA radio channel, and base station device and mobile station device used in the same
08/25/1999CN1227035A Method and apparatus for efficient system access in dispatch system
08/25/1999CN1227024A Method and apparatus for applying user selected frequency response pattern to audio signals provided to cellular telephone speaker
08/25/1999CN1227020A Variable rate transmission and reception methods and devices
08/25/1999CN1227018A Method of determining effect of radio wave multipath fading
08/25/1999CN1226788A Global mobile paging system
08/25/1999CN1226768A Base station transceiver for FH/CDMA system
08/25/1999CN1226765A Reverse power control device and method for reducing interference between terminals
08/25/1999CN1044845C Small wireless telecommunication system
08/25/1999CN1044844C Method for dynamically alternating radio station