|
Match
|
Document |
Document Title |
|
|
8184041 |
Search of an acquisition face with modified spy radar
Radar beams for searching a volume are selected by determining the central angle and azimuth and elevation extents to define an acquisition face. The number of beams NMBA required to cover the...
|
|
|
8134491 |
Systems and methods for terrain and obstacle detection by weather radar
A method is provided for controlling an aircraft-mounted radar system configured to project radar beams and to receive radar returns relating to the projected radar beams. The method includes...
|
|
|
8130137 |
Template updated boost algorithm
A method and a system for sensing a boosting target missile, estimate position and velocity and boost acceleration parameters of the target missile, and control an interceptor missile to the target...
|
|
|
8086399 |
Navigation apparatus
A navigation apparatus includes notification means for notifying an advance direction at a branching point in a route guiding, storage means for storing a plurality of moving methods and...
|
|
|
8068053 |
Low-profile lens method and apparatus for mechanical steering of aperture antennas
A low-profile lens element for steering a beam is provided. Specifically, the low-profile lens element is mechanically rotatable such that a beam can be steered in any direction within...
|
|
|
8022860 |
Enchanced interference cancellation and telemetry reception in multipath environments with a single paraboic dish antenna using a focal plane array
An Advanced Focal Plane Array (“AFPA”) for parabolic dish antennas that exploits spatial diversity to achieve better channel equalization performance in the presence of multipath (better than tem...
|
|
|
8019576 |
Method for placement of sensors for surveillance
A limited number of sensors are placed at selected locations in order to achieve equitable coverage levels to all locations that need to be monitored. The coverage level provided to any specific...
|
|
|
7999726 |
Antenna pointing bias estimation using radar imaging
A system for estimating an antenna boresight direction. The novel system includes a first circuit for receiving a Doppler measurement and a line-of-sight direction measurement corresponding with...
|
|
|
7994963 |
High-sensitivity subsurface sensing system
A target is sensed by an antenna array having a transmitter antenna and a receiver antenna, both of which are caused to be electromagnetically coupled to the target. The antenna array is rotated,...
|
|
|
7965225 |
Radar antenna stabilization enhancement using vertical beam switching
A method of adjusting a position of an antenna to reduce a position error comprises receiving first data associated with first returns associated with a first portion of an antenna. The method...
|
|
|
RE42472 |
Main beam alignment verification for tracking antennas
A method for main beam alignment verification includes providing data pertaining to one or more patterns associated with an antenna, measuring power levels of a signal acquired by the antenna, and...
|
|
|
7880668 |
Automated radar elevation angle configuration
According to an embodiment of the disclosure, a computer implemented method of configuring a land-based radar system for scanning a scan region is disclosed. The method comprises dividing the scan...
|
|
|
7868818 |
Multi-element antenna
An antenna is provided, in combination with an associated switch array, the antenna comprising a number of antenna elements mounted above a ground plane for providing coverage over a predetermined...
|
|
|
7843375 |
Method and apparatus for monitoring the RF environment to prevent airborne radar false alarms that initiate evasive maneuvers, reactionary displays or actions
Rather than costly modifications to existing radars, a small, low cost radar warning receiver is used to monitor the RF environment. This add-on receiver can provide situational awareness including...
|
|
|
7734416 |
Automatic vehicle braking device
The automatic vehicle braking device is equipped with a braking force control processing portion which, based on the judgment result of a collision judgment processing portion and the judgment...
|
|
|
7710310 |
Detection system, method for detecting objects and computer program therefor
A detection system (1) having an optical sensor (3), a radar device (2) and a signal processor (4) communicatively connected with the optical sensor and the radar device. The signal processor...
|
|
|
7696926 |
Apparatus for identifying target satellite in satellite communication antenna and method thereof
Provided is an apparatus and method for identifying a target satellite in a satellite communication antenna. The apparatus includes: a power splitting unit for splitting a signal inputted through...
|
|
|
7656345 |
Low-profile lens method and apparatus for mechanical steering of aperture antennas
A low-profile lens element for steering a beam is provided. Specifically, the low-profile lens element is mechanically rotatable such that a beam can be steered in any direction within...
|
|
|
7633431 |
Alignment correction engine
A method for determining an adjusted position of a component of an aerial vehicle in response to a situational parameter is provided. The system includes a component mounted on an aerial vehicle, a...
|
|
|
7603077 |
Broadcast receiver with automatic channel scanning
A broadcast receiver includes a smart antenna, a tuner for extracting a signal of a predetermined channel from airwaves received by the smart antenna, a signal processing unit for processing the...
|
|
|
7561098 |
System and method for estimating airborne radar antenna pointing errors
Methods and systems for estimating and correcting airborne radar antenna pointing errors. The methods and systems include predicting expected received power from at least one scattering source...
|
|
|
7474254 |
Radar system with agile beam steering deflector
A radar system including a base unit and a radar sensor. The sensor steers a beam in a scanning or tracking manner in both azimuth and elevation. Steering control in azimuth and elevation may be...
|
|
|
7417579 |
Weather radar with significance determination
A weather radar system includes processing electronics. The processing electronics sense weather and determine significant weather based upon the altitude of the weather. The altitude of the...
|
|
|
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 TV ...
|
|
|
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...
|
|
|
7275431 |
Vehicle mounted system for detecting objects
A method for object detection using vehicle-mounted sensors is provided, the sensing ranges of which sensors overlap at least partially. In this context, signals of at least two sensors having...
|
|
|
7242345 |
Method for controlling a radar antenna
A method is described for detecting an object with target radar. After the first detection of an object, the antenna is tilted. The original direction towards the object is restored by...
|
|
|
7239265 |
Method for evaluating and controlling a radar installation
A method is disclosed for evaluating the terrain surrounding a radar site. The method comprises to calculate the radar horizon around a radar site from stored terrain elevation information. The...
|
|
|
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...
|
|
|
7205928 |
Automatic weather radar system and method
Methods and apparatus are provided for operating a radar system to provide a thunderstorm image to a pilot. The method comprises using one or more radar scans depending upon the aircraft altitude,...
|
|
|
7196653 |
Imaging apparatus and method
An imaging apparatus has transmitter illuminating a selected surface with a radar beam footprint, and processor for profiling/processing the radar returns so as to derive attitude information in...
|
|
|
7187320 |
Matched maneuver detector
A target tracking arrangement predicts the state of a target. The predictor may be a Kalman filter. In the presence of a target which is maneuvering, the prediction may be in error. A maneuver...
|
|
|
7129885 |
Adaptive weather radar detection system and method used in continental and maritime environments
A method of adapting weather radar thresholds is disclosed. The method comprises generating a location from a location sensor, retrieving information representative of a weather type from a...
|
|
|
7119732 |
Bistatic and multistatic system for space situational awareness
Provided is a bistatic and multistatic system for detecting and identifying a target in close proximity to an orbiting satellite. An electromagnetic fence is established to surround the satellite,...
|
|
|
7091900 |
Radar
A radar of the present invention has: (1) an antenna unit for transmitting a radio wave and receiving a reflected wave of the radio wave; (2) rotating means for rotating the antenna unit about an...
|
|
|
7071867 |
Method, apparatus, and computer program product for radar detection of moving target
Methods, apparatus, and computer program products are provided for tracking at least one moving target with a radar device without requiring the use of Doppler information. The invention comprises...
|
|
|
7038615 |
Efficient technique for estimating elevation angle when using a broad beam for search in a radar
A method and apparatus for estimating elevation angle when using a broad search beam such as a cosecant-squared beam is provided. The range of a target detected during a search with a broad beam...
|
|
|
7015855 |
Creating and identifying synthetic aperture radar images having tilt angle diversity
An apparatus for and method of employing synthetic aperture radar (SAR) images to automatically classify a target comprising emitting and collecting SAR signals at a plurality of squint angles,...
|
|
|
6940447 |
Radar device and method for operating a radar device
A radar device having means for generating a carrier-frequency signal, means for shaping pulses, means for generating modulated radar pulses from the carrier-frequency signal, means for emitting...
|
|
|
6940452 |
Reducing co-channel interference in satellite communications systems by antenna re-pointing
A system and method for increasing the performance of a satellite communication system by using a multivariate analysis approach to optimize the pointing of the boresight of a satellite-mounted...
|
|
|
6937186 |
Main beam alignment verification for tracking antennas
A method for main beam alignment verification includes providing data pertaining to one or more patterns associated with an antenna, measuring power levels of a signal acquired by the antenna, and...
|
|
|
6933883 |
Method and device for aligning radar mount direction, and radar aligned by the method or device
A radar mount direction alignment device to be used for aligning the transmit/receive direction of a radar device 2D mounted on a member on which a radar device is to be mounted, such as a vehicle...
|
|
|
6900761 |
Automated portable remote robotic transceiver with directional antenna
A portable, remote-controlled or automated robotic (capable of operating in an unmanned mode) transceiver using a directional antenna pointing system The system comprises a highly integrated,...
|
|
|
6897821 |
Spacecraft off-gimbal IRU precision payload pointing and disturbance rejection system
An off-gimbal pointing system is improved using filtering of resolver and gyro responses respectively applied at the output of the resolvers and gyros for attenuating high frequencies resolver...
|
|
|
6856277 |
Radar beam scanning method, on-vehicle radar apparatus and radar scanning computer program
In the on-vehicle radar apparatus of the present invention, the vertical scanning width of the radar beam is narrowed, before the horizontal scanning, thereby avoiding unnecessary data processing...
|
|
|
6853330 |
Inverse precision velocity update for monopulse calibration
A radar system derives a correction for an actual boresight (311) of a radar monopulse antenna mounted on a moving platform from Σ data and Δ data generated with respect to an a priori known, c...
|
|
|
6828928 |
Motor-vehicle driving assistance device which is optimized by synergy with an adaptive lighting system
Driving assistance device for a motor vehicle, including at least one emitter of radiation toward the front of the vehicle, a receiver of part of this radiation reflected by a target vehicle, and...
|
|
|
6825796 |
Radar system using two-dimensional scanner
A radar apparatus comprises a signal transmitter device that transmits a signal, a scanner that two-dimensionally scans a target object using the signal transmitted from the signal transmitter...
|
|
|
6748241 |
Dynamic antenna inclination control method for a radiotelecommunication system
A method for determining an antenna beam angle for base stations of a radiotelecommunication system, notably of the cellular mobile radiotelephony system type. Each of the base stations defines a...
|
|
|
6697009 |
Adaptive digital beamforming architecture for target detection and angle estimation in multiple mainlobe and sidelobe jamming
A system and method for detecting a radar target of interest in the presence of radar jamming interference include a sub-array beamformer, a sum and difference beamformer, a weight calculator, a...
|