Patents
Patents for H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)
07/1997
07/30/1997EP0666007B1 Mobile communications device registration method
07/30/1997EP0624287A4 Modem including an equalizer for amplitude jitter.
07/30/1997CN1155965A CDMA mobile communication method, system, and mobile station equipment
07/30/1997CN1155953A Method and system for time aligning a frame in a communication system
07/30/1997CN1155799A Generation of cryptographic signatures using hash keys
07/30/1997CN1155796A Frequency diversity process and device for SHF (super high frequency) carrier
07/30/1997CN1155794A Method and apparatus for call establishment in satellite communication system
07/30/1997CN1155793A Dual mode radio subscriber unit having diversity receiver apparatus and method therefor
07/30/1997CN1155792A Method for controlling diversity receiver apparatus in radio subscriber unit
07/30/1997CN1155791A Radio telephone apparatus for performing space diversity reception to communicate with base stations in TDMA radio communication system
07/30/1997CA2196141A1 Portable radio apparatus
07/30/1997CA2194535A1 Hysteresis-free anti-saturation circuit
07/29/1997US5652903 DSP co-processor for use on an integrated circuit that performs multiple communication tasks
07/29/1997US5652795 Method and apparatus for an adapter card providing conditional access in a communication system
07/29/1997US5652765 Receiver and repeater for spread spectrum communications
07/29/1997US5652764 Radio communication system
07/29/1997US5652752 Mobile radio communication system employing time division multiple transmission scheme
07/29/1997US5652750 Cellular communication system
07/29/1997US5652748 Method for making a handover in a CDMA cellular radio system, and a mobile station
07/29/1997US5652707 Vehicle locating and communicating method and apparatus
07/29/1997US5652423 Non-contacting RF-ID card for wide voltage range input
07/24/1997WO1997026762A1 Satellite receiver computer adapter card
07/24/1997WO1997026730A1 Secure satellite receive-only local area network with address filter
07/24/1997WO1997026724A2 Mobile and wireless information dissemination system; architecture and protocols
07/24/1997WO1997026720A1 Delay insensitive basestation-to-handset interface for radio telephone systems
07/24/1997WO1997026718A1 High power short message service using dedicated carrier frequency
07/24/1997WO1997026717A1 Interference reduction in shared-frequency wireless communication systems
07/24/1997WO1997026716A2 A method for controlling transmitting power and a radio system
07/24/1997WO1997020435A3 Channel allocation method and apparatus in satellite communication network
07/24/1997WO1997017769A3 Method and apparatus for power control in a telephone system
07/24/1997DE19601405A1 Transmitting system echo compensation method
07/24/1997CA2241932A1 High power short message service using dedicated carrier frequency
07/23/1997EP0785637A2 Wireless communication apparatus and method
07/23/1997EP0785635A1 Method and apparatus for frequency diversity transmission using a plurality of uncorrelated carriers
07/23/1997EP0784909A1 Method for power saving in a cellular radiotelephone apparatus
07/23/1997EP0784906A1 Message unit having channel assignment table
07/23/1997EP0784893A1 Hierarchical communication system providing intelligent data, program and processing migration
07/23/1997EP0784888A2 Interference cancellation method, and receiver
07/23/1997EP0784887A2 Signal detection in a tdma system
07/23/1997CN1155366A Intra-cell handover with antenna arrays
07/23/1997CN1155358A Radiocommunication system suing geostationary and non-geostationary satellites
07/23/1997CN1155192A Mobile satellite user information request system and method
07/23/1997CN1035499C Cluster system of wireless monitoring meters
07/22/1997US5651050 Ground-to-air telephone calling system and related method for establishing a telephone link between a ground-based caller and a passenger on board an aircraft
07/22/1997US5650790 Antenna device for radio transmission-reception apparatus
07/22/1997US5650788 Terrestrial antennas for satellite communication system
07/17/1997WO1997025827A1 Process and device for data transmission in a cellular radio system
07/17/1997WO1997025787A1 Full mesh satellite-based multimedia networking system
07/17/1997WO1997025786A1 Message fragmenting in a time diversity radio system
07/17/1997WO1997025785A1 Usage-based billing system for full mesh multimedia satellite network
07/17/1997WO1997025780A1 Improved channel estimation in a communication system
07/17/1997DE19700037A1 Funktelekommunikationssystem und Verfahren für eine geschichtete Weitgebietumherbewegungsverwaltung Radio telecommunications system and method for a layered Wide Area tumbling management
07/17/1997DE19601196A1 Communication and monitoring system for ill, old or handicapped people
07/16/1997EP0784412A2 Automated wireless-call completion using a paging network
07/16/1997EP0784390A1 Method for changing the monitoring program in a receiving station of a microwave link, receiving station and corresponding microwave data transmission system
07/16/1997EP0784387A2 System and method for the efficient control of a radio communations network
07/16/1997EP0784386A2 Wireless audio signal transmission system
07/16/1997EP0784381A2 Two band receiver
07/16/1997EP0784353A1 Mobile communication information terminal apparatus
07/16/1997EP0783827A1 Method and apparatus for providing broadcast messages in a communications network
07/16/1997EP0783811A2 Data transmission method in a tdma mobile communication system
07/16/1997EP0783806A1 Serial linked interconnect for summation of multiple waveforms on a common channel
07/16/1997EP0783805A1 Device at radio base communication system operating with repeaters
07/16/1997EP0783804A1 Multiple band radio
07/16/1997EP0783803A1 A wireless digital communication device, and a peak-detector
07/16/1997EP0783801A2 Digital agc for a cdma radiotelephone
07/16/1997EP0783278A1 Protection of living systems from adverse effects of electric, magnetic and electromagnetic fields
07/16/1997EP0554386B1 Receiver with battery saver
07/16/1997CN1154770A Spread spectrum interference canceler system and method
07/16/1997CN1154769A Aerial diversity radio receiving arrangement for telecommunication system with block-oriented radio information transmission
07/16/1997CN1154768A Output power controller
07/16/1997CN1154638A Methods for assigning subscriber units to visited gateways
07/16/1997CN1154637A Mobile communication apparatus, fixed communication apparatus, communication system and communication method
07/16/1997CN1154634A Cordless private automatic branch exchange
07/16/1997CN1154612A Communication apparatus, communication system and communication method
07/15/1997US5649314 Selective radio paging receiver with battery saving operation
07/15/1997US5649310 Signal translation and amplification system including a thermal radiation panel coupled thereto
07/15/1997US5649306 Portable radio housing incorporating diversity antenna structure
07/15/1997US5649303 Method and apparatus for reducing interference among communication systems
07/15/1997US5649299 Apparatus and method for adapting a digital radiotelephone system to increased subscriber traffic
07/15/1997US5649296 Tag for use in a radio communication system
07/15/1997US5649295 Tag for use in a radio communication system
07/15/1997US5649294 Method and apparatus for delivering global event information in a radio communication system
07/15/1997US5649291 Communication system and method using subscriber units to evaluate hand-off candidates
07/15/1997US5649287 Orthogonalizing methods for antenna pattern nullfilling
07/15/1997US5648992 In a communications system
07/15/1997US5648988 Communication system including a digital roll-off filter
07/15/1997US5648987 Rapid-update adaptive channel-equalization filtering for digital radio receivers, such as HDTV receivers
07/15/1997US5648969 Reliable ATM microwave link and network
07/15/1997US5648967 Method and arrangement for transmitting information in a digital radio system
07/15/1997US5648962 Base station in a cellular radio system and a cellular radio system
07/15/1997US5648961 Radio telephone system and antenna device and base station for the same
07/15/1997US5648955 In a time division multiple access communication system
07/15/1997US5648784 procedure for controlling a scanning antenna
07/15/1997US5648769 Vehicle data processing system which can communicate with information center
07/15/1997US5648767 Transponder detection system and method
07/15/1997CA2085721C Offset down conversion for a two-handset cordless telephone system
07/13/1997CA2194901A1 Process for modifying the supervision program installed in a microwave receiving station and receiving station and microwave data transmission system using said process
07/12/1997CA2194846A1 System and method for the efficient control of a radio communications network
07/10/1997WO1997024897A1 Reverse inter-msc handover