Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
01/1999
01/07/1999WO1998044654A3 Power control of rf signals with booster module
01/07/1999EP0889664A2 Random access channel congestion control for broadcast teleservice acknowledgment messages
01/07/1999EP0889659A2 Portable wireless communication device
01/07/1999EP0889608A2 Down-traffic-signal transmission system
01/07/1999EP0889605A2 Multi-spot-beam satellite system with broadcast and surge capacity capability
01/07/1999EP0889604A2 Interference mitigation for user terminal in satellite telecommunication system
01/07/1999EP0889603A2 Transmission diversity apparatus
01/07/1999EP0889600A2 Synchronization in spread spectrum communication
01/07/1999EP0889540A1 Delay line antenna array system
01/07/1999EP0888698A1 United access channel for use in a mobile communications system
01/07/1999EP0888674A1 Multi-rate wireless communications system
01/07/1999EP0683938A4 Method and apparatus of frequency generation for use with digital cordless telephones.
01/07/1999DE19827815A1 Data transmission system e.g. for image data
01/07/1999DE19807300A1 Digital single picture camera suitable for telecommunications
01/07/1999CA2294626A1 Telecommunication system
01/07/1999CA2290676A1 Telecommunication system antenna and method for transmitting and receiving using said antenna
01/07/1999CA2241340A1 Process for determining time advance information in a cellular radiocommunication system, and corresponding intercell handover process and locating process
01/06/1999CN1204447A Simplifying decoding of codewords in wireless communication system
01/06/1999CN1204435A Method of detecting operating states of electrical apparatus and electrical apparatus for detecting apparatus-specific operating states
01/06/1999CN1204431A Satellite direct radio broadcast system
01/06/1999CN1204429A Synchronous data transmission method and arrangement
01/06/1999CN1204428A Method, device and communication network for avoiding collisions in radio communication
01/06/1999CN1204427A Emitter systems for transmission of radio signals of given emission frequency according to predefined transmission time protocol
01/06/1999CN1204426A Method for compensating for time dispersion in communication system
01/06/1999CN1204225A Mobile information apparatus and control method therefor
01/06/1999CN1204222A Soft swap handoff method in CDMA cellular system
01/06/1999CN1204221A Hard handoff method using the dummy pilot
01/06/1999CN1204203A Digital still camera capable of telecomunication
01/06/1999CN1204193A Method for transmitting two parallel channels using code division and apparatus realising the method
01/06/1999CN1204189A Receiving device and signal receiving method
01/05/1999US5857156 Personal intercommunication purchase and fulfillment system
01/05/1999US5857155 Method and apparatus for geographic based control in a communication system
01/05/1999US5857147 Method and apparatus for determining the transmission data rate in a multi-user communication system
01/05/1999US5857146 Circuit and method for controlling a timing of intermittent reception in radio equipment
01/05/1999US5857145 Radio pager
01/05/1999US5857012 Radio telephone base station with a monitoring apparatus
01/05/1999US5856971 Code division multiple access system providing variable data rate access to a user
01/05/1999US5856970 Multi-channel echo cancellation method and apparatus
01/05/1999US5856804 Method and intelligent digital beam forming system with improved signal quality communications
01/05/1999CA2156967C A radio communication device incorporating a flippable antenna structuree
12/1998
12/30/1998WO1998059523A2 Dynamic bandwidth allocation to transmit a wireless protocol across a code division multiple access (cdma) radio link
12/30/1998WO1998059512A1 Sectorization of cellular cdma-system
12/30/1998WO1998059511A1 Channel selection in a radio link system
12/30/1998WO1998059449A2 A method and system for wireless communication
12/30/1998WO1998059443A1 A method and a system in a cellular network
12/30/1998WO1998059441A2 Time division multiple access radio systems
12/30/1998WO1998059439A1 Method and device for effective data radiotransmission
12/30/1998WO1998059438A1 Method and mobile radiotelephone for digital data radiotransmission
12/30/1998WO1998059437A1 RADIO INTERFACE FOR A SMALL WIRELESS INSTALLATION IN THE 2.4 GHz ISM BAND
12/30/1998WO1998059436A1 Method and device for radiotransmission
12/30/1998WO1998059435A1 A method to allocate channels for a fixed radio link operating in an non-coordinated frequency band
12/30/1998WO1998059434A1 Method and apparatus for providing interactive two-way communications using a single one-way channel in satellite systems
12/30/1998WO1998059433A2 Method and apparatus for downlink power control in macro diversity radio systems
12/30/1998WO1998059432A2 Method and apparatus for power adaptation control in closed-loop communications
12/30/1998WO1998059431A1 Methods and apparatus for echo suppression
12/30/1998WO1998046033A3 Channel assignment in enhanced fixed-plan mobile communications systems
12/30/1998WO1998044754A3 Method for channel allocation utilizing power restrictions
12/30/1998WO1998044744A3 Data transmission method, reception method and receiver using several multiple access methods
12/30/1998WO1998044667A3 Bandwidth management in a heterogenous wireless personal communications system
12/30/1998EP0888024A1 Call setup in a mobile communication system
12/30/1998EP0887977A2 Generation of addresses for a coefficient memory in an equaliser for multicarrier signals
12/30/1998EP0887957A2 Control system for telecommunications systems using feedback
12/30/1998EP0887951A2 Method and system for communicating high rate data in a satellite-based communications network
12/30/1998EP0887950A1 Base station with antennas diversity for the transmission of unidirectional channels and corresponding method
12/30/1998EP0887949A2 Methods and apparatus for increasing the uplink gain of a CDMA base station
12/30/1998EP0887948A2 Power control and data services in CDMA networks
12/30/1998EP0887947A2 Method of controlling transmitting power of a base station in a CDMA mobile communication system
12/30/1998EP0887946A2 Synchronous capture circuit for code division multiple access communication
12/30/1998EP0887656A1 Process for determing the orbital position of satellites in LEO networks
12/30/1998EP0886985A1 Method and apparatus for providing centralized power control administration for a set of base stations
12/30/1998EP0886950A1 An integrated local communication system
12/30/1998EP0886949A1 A multi-function mobile telephone station
12/30/1998EP0886944A2 Process and arrangement for executing protocols between telecommunications devices in wireless telecommunications systems
12/30/1998EP0886927A1 Method and apparatus for providing a multi-party speech connection for use in a wireless communication system
12/30/1998EP0886922A1 Selective filtering for co-channel interference reduction
12/30/1998EP0623262B1 Cordless local area network (radio lan) with central unit
12/30/1998CN1203728A Method for system registration and cell reselection
12/30/1998CN1203725A Method and apparatus for wireless communication employing collector arrays
12/30/1998CN1203722A Selective call transceiver and method of re-registering same
12/30/1998CN1203711A Echo cancelling system for digital telephony applications
12/30/1998CN1203507A Mobile station having improved DCCH synchronization
12/30/1998CN1203505A Radio PBX for personal communications system
12/30/1998CA2294224A1 Sectorization of cellular cdma-system
12/30/1998CA2241010A1 Adaptive pre-distortion apparatus for linearizing an amplifier output within a data transmission system
12/29/1998USRE36017 Cellular digital mobile radio system and method of transmitting information in a digital cellular mobile radio system
12/29/1998US5854986 Cellular communication system having device coupling distribution of antennas to plurality of transceivers
12/29/1998US5854972 Circuit for adjusting transmit power
12/29/1998US5854814 Digital transmission system with improved decoder in the receiver
12/29/1998US5854793 GPS synchronization of CTS transmitters for an interactive network
12/29/1998US5854784 Power-saving method for providing synchronization in a communications system
12/29/1998US5854611 In a wireless communication system
12/29/1998CA2163498C Voltage and current mode power regulator
12/29/1998CA2158895C Point-to-multipoint time division multiple access transmission network
12/29/1998CA2147912C Accelerated synchronization process for a radiocommunication network mobile terminal
12/23/1998WO1998058514A1 Wireless device, control system and methods for protected sites with operation according to interference parameters
12/23/1998WO1998058504A1 Method, mobile station and base station for transmitting signals
12/23/1998WO1998058503A1 Mobile communication system
12/23/1998WO1998058472A2 High rate data transmission using a plurality of low data rate channels
12/23/1998WO1998058464A1 Frequency synchronisation method for a mobile station in a mobile communications system
12/23/1998WO1998058463A1 Time synchronisation method for a mobile station in a mobile communications system