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7606528 |
Distributed conformal adaptive antenna array for SATCOM using decision direction
An apparatus comprises a distributed array of antenna elements for receiving a radio frequency signal on a satellite communications link, wherein the radio frequency signal includes a known...
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7593753 |
Base station antenna system employing circular polarization and angular notch filtering
An antenna system for transferring wireless communication signals between a wireless communication device and a base station is provided. The system includes a first linear polarization antenna...
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7535419 |
Method for data exchange between military aircraft and device for carrying out this method
A device for user data transmission implemented in an aircraft for transmitting user data to a relay aircraft. The device includes a controllable directional antenna arrangement and an antenna...
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7528773 |
Satellite beacon for faster sky-search and pointing error identification
An apparatus for determining the identity of a first detected satellite and to determine a second scan position for a satellite of interest based in part on the identity of the first detected...
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7522102 |
Antenna beam steering
An antenna steering system is provided that includes a plurality of gyro sensors fixedly located in close proximity to an antenna, for example a phased array antenna. The gyro sensors measure...
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7519332 |
Radio-frequency radiocommunication apparatus
A radiocommunication apparatus includes a transmitting device and a receiving device. The transmitting device includes a first local oscillation section for selecting a frequency for a first local...
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7518552 |
Antenna control system
A cellular base station telecommunication system includes a plurality of base station antenna sites, each site having one or more groups of base station antennas. A central controller is configured...
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7515874 |
Directivity optimization for short-range wireless mobile communication systems
The present invention provides a short-range wireless mobile communication system with a first terminal and a mobile terminal that are each adapted for transmitting and receiving an information...
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7501982 |
Antenna alignment method
A method for antenna alignment includes defining a first link budget for wireless communication between first and second communication systems via respective first and second antennas in a normal...
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7492323 |
Antenna assembly and a method for satellite tracking
The present invention relates to a method for satellite tracking by use of an antenna assembly having a master antenna for receiving and transmitting signals to and from a master antenna satellite...
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7472409 |
System for access to direct broadcast satellite services
A system for receiving direct broadcast satellite signals in a mobile craft is disclosed. Generally, the system includes an orientation system for determining the first orientation of the mobile...
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7436370 |
Device and method for polarization control for a phased array antenna
A method of configuring a phased array antenna having a plurality of radiators, each said radiator elements capable of radiating or receiving signals in one of two orthogonal polarizations...
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7414576 |
Precision RF antenna pointing
A precision antenna pointing system and methods are disclosed. Antenna pointing error is determined by detecting RF signal phases at locations along the edge of an antenna reflector. A set of...
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7382315 |
System for and method of improving beyond line-of-sight transmissions and receptions
A radio system can be configured as a beyond line-of-sight system and includes a number of antennas, a number of phase adjusters and a transmitter/receiver unit. Each of the phase adjusters can be...
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7379707 |
System for concurrent mobile two-way data communications and TV reception
A low profile mobile in-motion antenna and transmit/receive terminal system for two-way “VSAT” type satellite communication using FSS service, preferably in Ku band, supporting at the same time...
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7372401 |
Multitracking of collocated satellites
Tracking of collocated satellites is accomplished by providing a single tracking antenna having a tracking feed and combiner which receives a first satellite signal. A first pointing error signal...
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7369084 |
Two-sectional controlling method and device for satellite antenna
A controlling device for a satellite antenna is provided. The controlling device includes a first signal generating device generating an inertial compensating signal having a compensating...
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7365696 |
Multitransmitter RF rotary joint free weather radar system
A multitransmitter RF rotary joint free weather radar system is used to transmit two transmitted waves toward an object and to receive two reflected waves from the object. The system incorporates...
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7339520 |
Phased array terminal for equatorial satellite constellations
A low cost and low profile antenna for commercial use, either in a fixed or mobile condition is disclosed. The antenna has a generally flat circular plate that rotates to seam the azimuth...
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7330151 |
Alignment of an elliptical beam of an antenna
A system and methods for aligning an elliptical beam of an antenna to a line-of-sight from the antenna to a remote receiver are disclosed. The methods offset the antenna from an initial pointing...
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7327323 |
Communication apparatus, method of transmission and antenna apparatus
Communications apparatus has a plurality of nodes each of which is capable of communicating with plural other nodes via point-to-point wireless transmission links between the nodes. At least one of...
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7324784 |
Transmission beam control method, adaptive antenna transmitter/receiver apparatus and radio base station
Changes in instructions for increasing/decreasing transmission power that have been decoded from TPC bits are monitored, and when the increase/decrease instructions in a prescribed time interval...
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7324046 |
Electronic beam steering for keyhole avoidance
An airborne radio frequency (RF) antenna terminal system includes a two-axis gimbals control system and a phased array antenna. The phased array antenna electronically steers the receive and...
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7298325 |
Technique for accurate estimate of large antenna inertial two dimensional orientation using relative GPS spatial phase
A radar antenna has a reflector and maximum gain along its boresight. The reflector has a periphery, typically circular, rectangular or elliptical. A plurality of Global Positioning System (GPS)...
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7289062 |
Method and device for accurately pointing a satellite earth station antenna
A device for measuring the received signal strength at an Earth station antenna has the capability to provide an accurate pointing indication when the frequency bands and other key characteristics...
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7268726 |
Method and apparatus for correction of quantization-induced beacon beam errors
A method of correcting for beacon pointing errors is disclosed. A desired beacon value and a predicted measured beacon value are computed and used to generate the beacon correction. An antenna...
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7265728 |
Method for automatically adjusting antenna and system thereof
A method for automatically adjusting an antenna and the system thereof are provided. The method includes driving the motor to rotate the antenna at first, so as to receive multiple first digital...
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7262732 |
Method and apparatus for fast satellite acquisition via signal identification
The invention relates to a method and apparatus for fast satellite antenna acquisition via signal identification. The method and apparatus operate by positioning a satellite antenna using signal...
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7257370 |
Method and apparatus for mitigating interference from terrestrial broadcasts sharing the same channel with satellite broadcasts using an antenna with posterior sidelobes
An apparatus for simultaneously receiving a first signal from a non-terrestrial source and a second signal from a terrestrial source on the same or overlapping channels using a receive antenna with...
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7254365 |
Antenna directivity estimator for a reconfigurable antenna
A method and apparatus for redistributing power radiated by an antenna comprised of a plurality of antenna elements. An antenna directivity estimator function is performed to screen out...
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7239274 |
Dynamic orientation adjusting device and method for satellite antenna installed in moveable carrier
Disclosed is a device and method for dynamically adjusting orientation of a satellite antenna carried in a movable carrier, including a satellite tracking system and an adjusting device. The...
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7230569 |
Search algorithm for phased array antenna
An antenna system electronically searches for a satellite signal by beginning at the current pointing angle of an antenna. The antenna system sweeps a tuner frequency of the receiver by...
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7218277 |
Antenna failure detection
The present invention provides an apparatus, method, and computer-executable program for detecting antenna failures in directional antennas. In particular, the present invention compares a bearing...
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7218273 |
Method and device for boresighting an antenna on a moving platform using a moving target
A technique for boresighting an antenna mounted on a moving platform is described. The technique uses a concurrently moving calibration target. Target navigation data and platform navigation data...
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7194394 |
Method and apparatus for detecting and correcting inaccuracies in curve-fitted models
A technique for detecting and correcting inaccuracies in curve-fitted models. Humps and dips in a curve-fitted model are identified. An analysis is performed on the humps and dips to determine if...
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7187323 |
Apparatus for controlling antenna in stratospheric platform and stratospheric platform system having the same
Provided is an antenna control apparatus for controlling an antenna mounted on a stratospheric platform of the stratospheric communication system. The apparatus includes a plurality of location...
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7183997 |
Satellite dish location device
A satellite line of site alignment device for the installation of all satellite dish antenna. The alignment device provides a hand held orientation and angular inclination determination for...
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7178160 |
Device for receiving satellite broadcast and a receiving method therefor
A satellite broadcast receiver comprises an antenna, a tuner, a modulator, a FEC decoder, a microprocessor, and an antenna driver. The antenna receives the satellite signal and the tuner tunes the...
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7177667 |
Antenna remote control apparatus of mobile communication base station system
An antenna remote control apparatus for a base station in a mobile communication system is disclosed. The antenna remote control apparatus includes a remote controller for matching a driving...
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7174242 |
Ship motion predictor
There is disclosed a predictive filter for predicting the future position of a look direction of a rotating directional antenna mounted on a vessel. Prediction of a look direction of the antenna at...
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7165365 |
Satellite ready building and method for forming the same
A satellite ready building comprises a plurality of studs and satellite wires positioned adjacent to the studs having a first termination and a second termination. A connector is coupled to the...
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7136012 |
Approach radar with array antenna having rows and columns skewed relative to the horizontal
A monopulse precision landing or other land-based radar system uses an array antenna and a beamformer to produce sum, azimuth difference and elevation difference beams relative to the array. The...
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7126530 |
Non-coherent high-power directed-energy system and method
A directed-energy system includes a plurality of non-coherent microwave sources and a plurality of antennas. Each antenna may be coupled to a corresponding one or more of the sources to radiate...
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7123876 |
Easy set-up, vehicle mounted, in-motion tracking, satellite antenna
A low profile, vehicle mounted, in-motion tracking, satellite antenna includes a pair of antenna assemblies mounted in parallel on a rotatable platform. Each antenna assembly includes two...
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7092673 |
Angle of arrival estimation in a wireless telecommunications network
The present invention relates to estimating the Angle of Arrival (AoA) of a signal from a user equipment received at a base station of a wireless telecommunications network where the base station...
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7054739 |
Radio navigation system
Navigation apparatus that may include a radio receiver, at least one directional antenna communicatively coupled to the radio receiver, and a navigation computer including a memory and a processor....
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7053828 |
Systems and methods for correcting thermal distortion pointing errors
One embodiment of the present invention relates to a system for correcting spacecraft thermal distortion pointing errors. The system comprises one or more spacecraft sensors located at positions on...
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7016643 |
Antenna positioning system and method for simultaneous reception of signals from a plurality of satellites
A system and method for positioning a dish antenna having a plurality of low noise block converters for the simultaneous reception of signals from a plurality of satellites in a direct broadcast...
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7012566 |
Dynamic orientation adjusting device for satellite antenna installed in movable carrier
Disclosed is a device for dynamically adjusting orientation of a satellite antenna carried in a movable carrier, including a satellite tracking system and an adjusting device. The satellite...
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7009558 |
Vehicle mounted satellite tracking system
A satellite tracking system includes a vehicle having an attitude measuring device for measuring an attitude of the vehicle. An antenna is mounted on the vehicle. An antenna pointing device is...
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