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8153943 |
Tornado detection network
A tornado disarming network includes a command center, tornado detection systems, and tornado busting missile launch sites in communications with the command center. Tornado busting missiles are at...
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8144048 |
Systems and methods for gaussian decomposition of weather radar data for communication
Exemplary methods and systems provide for processing weather data received from a weather radar system. An exemplary embodiment receives radar reflectivity data, decomposes the received radar...
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8138961 |
Step frequency ISAR
A step frequency inverse synthetic aperture radar (ISAR) includes a transmitter configured to transmit a transmission pulse at a transmission frequency to a near earth object (NEO), the...
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8138962 |
Method for processing measured vertical profiles of the power of the echoes returned following a transmission of radar signals
The method processes measured vertical profiles of the power of the echoes returned following a transmission of radar signals, each measured vertical profile being a function of the sweep angle of...
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8120523 |
Method of eliminating ground echoes for a meteorological radar
The present invention relates to a method of eliminating ground echoes for a meteorological radar. The ground echoes being received from a predetermined area by a radar, the radar illuminating, for...
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8111186 |
Systems and methods for infering hail and lightning using an airborne weather radar volumetric buffer
A weather radar system for improving output of potential lightning and hail weather conditions. An exemplary system includes a processor that receives and stores the weather radar reflectivity...
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8098189 |
Weather radar system and method using dual polarization antenna
An antenna system for a weather radar system includes a first transceiver and a second transceiver. The polarization of the first transceiver is orthogonal to the polarization of the second...
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8089391 |
Weather radar system and method using data from a lightning sensor
A weather radar system or method can be utilized to determine a location of a weather hazard for an aircraft. The weather radar system can utilize processing electronics coupled to an antenna. The...
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8085182 |
Systems and methods for collecting weather information using an airborne aircraft
Weather information recording systems and methods are operable to record information detected by airborne aircraft. An exemplary embodiment generates a trigger event corresponding to the presence...
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8085181 |
Polarization-modulated transmitter for a weather radar
Polarization modulated transmitter, in particular for a weather radar, with at least two signal paths (3, 4) to which a radio frequency signal can be fed, and which are connected to a coupler (8),...
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8077074 |
Networked waveform system
Certain embodiments provide a network waveform system that can include multiple radars disposed at different geographical positions within an environment. The multiple radars may be configured to...
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8077081 |
Ground collision instrument for aircraft and marine vehicles
Radar return processing systems and methods are operable to process radar information when an installation vehicle is operating in proximity to a surface area of interest. An exemplary embodiment...
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8068050 |
Methods and systems for detection of hazard to aviation due to convective weather
Systems and methods for improving output of weather information. A weather radar system receives weather reflectivity values. A processing device stores the received weather reflectivity values...
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8054214 |
Systems and methods for preparing ground-based weather radar information for use in an installation vehicle
Systems and methods prepare ground-based supplemental weather radar information for integration with onboard weather radar information. An exemplary embodiment receives ground-based weather radar...
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8022859 |
Systems and methods for using nexrad information to verify weather radar information
Systems and methods distinguish weather radar returns from terrain radar returns. An exemplary embodiment receives a radar return from a weather radar system on board an installation vehicle,...
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8018374 |
Radar
A radar having a high time and high spatial resolution and being capable of performing volume scanning with an inexpensive and simple structure, while enabling reduction is size and weight. A radar...
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8009080 |
Weather radar and weather observation method
A weather radar includes an antenna unit of an active phased array system in which a plurality of antenna elements configured to transmit a radar pulse and receive a reflected pulse are arranged in...
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8004458 |
Means for dual polarization radar with automatic built-in test equipment and calibration
A calibration system for the receiver of a dual polarization radar system has been developed. The system includes a radar transmitter that transmits signals in horizontal and vertical polarizations...
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7982666 |
System and method for increasing spectral resolution
A system and method for extrapolating sampled radar data allows in one aspect spectral data to be increased without increasing scan time and in another aspect allows scan time to be decreased...
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7948429 |
Methods and apparatus for detection/classification of radar targets including birds and other hazards
Methods and apparatus for processing data from a low beam channel, a high beam channel and a weather channel to perform an altitude estimation based upon a target amplitude ratio between the low...
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7928894 |
Phased array radar with mutually orthogonal coding of transmitted and received V and H components
A polarimetric radar with V and H polarized array antenna elements which transmit a V component modulated by a V code and the H component modulated by an H code orthogonal thereto. Unwanted...
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7924211 |
Electromagnetic pulse reflector detection method
Detecting reflectors of an emitted electromagnetic pulse, using a received signal, by time-sampling the received signal and the emitted pulse at a same sampling frequency, each received sample...
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7898463 |
Runway identification system via radar receiver
A runway identification system including a weather radar system. The weather radar system includes a receiver. The receiver is configured to receive a runway characteristic signal from a...
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7898459 |
Adaptive specific differential phase in dual-polarization radar
Systems and methods are provided for adaptively estimating the specific differential phase (Kdp) from dual-polarization radar data in the complex domain. Some embodiments adapt for wrapped...
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7880665 |
System and method for adaptation of a radar receiver in response to frequency drift in a transmission source
A system and method for adaptation of a radar receiver in response to frequency drift in a transmission source is disclosed that utilizes a stable local oscillator established at a single,...
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7880664 |
Method for correcting weather data
The invention relates to a method, an apparatus and a computer program product for correcting the weather data of radial speed, spectral width and/or differential reflectivity which have been...
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7872603 |
Method and apparatus for making airborne radar horizon measurements to measure atmospheric refractivity profiles
A method for determining a refractivity profile of an atmosphere of the Earth. The method may involve: generating radar signals from a radar device located above the Earth's surface toward the...
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7868811 |
Weather radar system and method using data from a lightning sensor
A weather radar system includes an input for receiving lightning detection data and processing electronics for determining a presence of a convective cell or associated hazard. The processing...
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7859449 |
System and method for a terrain database and/or position validation
An aircraft weather radar system can be used with a terrain avoidance system. The aircraft weather radar system is coupled to an antenna. A processor receives radar returns received by the antenna....
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7843380 |
Half aperture antenna resolution system and method
A system and method for sensing elevation terrain using an airborne weather radar. Method techniques include sampling first and second radar returns from a weather radar at two portions of an...
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7843378 |
Dynamic and adaptive radar tracking of storms (DARTS)
Methods and systems for estimating atmospheric conditions are disclosed according to embodiments of the invention. In one embodiment, a method may include receiving reflective atmospheric data and...
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7830302 |
Remote sensing of wave heights using a narrowband radar arrangement
A narrowband radar arrangement having a radar transmitter and a radar receiver mounted above a targeted water surface to monitor and determine a sea state of the targeted water surface. Fixed...
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7821448 |
Constant altitude plan position indicator display for multiple radars
A system and a method to receive radar data from a plurality of radars and to reduce the data from the plurality of radars to a common universal latitude-longitude coordinate frame. The plurality...
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7808426 |
Remote sensing of wave heights using a broadband radar arrangement
A broadband radar arrangement having a radar transmitter and a radar receiver mounted above a targeted water surface to monitor and determine a sea state of the targeted water surface. Spectrally...
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7808422 |
Predictive and adaptive weather radar detection system and method
A method of detecting weather on an aircraft uses a weather radar system. The method includes determining a location of a reflective radar target, accessing a database having stored information...
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7796082 |
Methods and apparatus for log-FTC radar receivers having enhanced sea clutter model
Methods and apparatus to provide Log-Amp-detected radar sea clutter voltage modeled by a polynomial, such as a cubic polynomial, and using that model as a basis for sea clutter reduction filtering....
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7796829 |
Method and system for forming an image with enhanced contrast and/or reduced noise
A method and system for generating images from projection data; a preferred embodiment comprising inputting projection data from at least one receiving element; generating a first aperture or array...
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7773029 |
System and method for filtering clutter
A system and method for filtering clutter is contemplated that in one aspect performs clutter-filtering on complex-voltages. In one aspect, spectral coefficients identified from a series of...
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7765037 |
Runway incursion detection system and method for displaying a runway incursion
A method for displaying a runway incursion for an aircraft includes electronically gathering traffic information data from a traffic information system, employing a runway incursion algorithm to...
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7760129 |
Simultaneous dual polarization radar system with optical communications link
A simultaneous dual polarization radar system is disclosed repositioning critical processing components below the elevation rotary coupler to avoid radar emission pulse train corruption due to...
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7750839 |
Method for detecting atmospheric turbulence by an embedded electromagnetic sensor, notably on board an aircraft
An aim of the invention is to allow the detection of turbulence in the absence of tracers. A radar is embedded aboard an aircraft (21) and implements the following steps: searching for the upper...
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7733264 |
System and method for generating weather radar information
A weather radar system can be utilized on-board an aircraft. The weather radar system includes processing electronics for sensing weather. The processing electronics is configured to utilize sensed...
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7728759 |
System and method for using iridium satellite signals for meteorological measurements
A method for obtaining weather related information for a portion of the Earth's atmosphere between a mobile platform traversing over a predetermined surface portion of the Earth, and at least one...
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7728760 |
Method for generating a representation of an atmospheric vortex kinematic structure
A method for generating a representation of a kinematic structure of an atmospheric vortex is provided. The method comprises receiving a plurality of signals from a Doppler radar. The signals are...
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7728758 |
Method and system for maintaining spatio-temporal data
A system and method for maintaining spatio-temporal data for a given area (e.g., an airspace) containing a given node (e.g., an aircraft) and one or more other nodes (e.g., aircraft). The given...
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7724177 |
Systems and methods for location-based discrimination of turbulence
Systems and methods differentiate weather, such as storm cells and/or turbulence regions, based on location relative to a planned flight path of an aircraft. An exemplary embodiment compares a...
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7714766 |
Method of processing a radar image
Embodiments of the invention process a radar image arising from a radar antenna, by reading the reflectivity information associated with each pixel forming the radar image, processing the...
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7714767 |
Storm top detection and prediction
A radar system is configured to predict future storm cell characteristics and display an indication of the characteristics on an electronic display. The system has an antenna configured to receive...
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7705769 |
System and method for presenting wind speed information
A system and method for presenting wind speed information in a manner so as to be easily understood and appreciated by viewers of televised weather report presentations and the like. Wind speed...
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7698058 |
System, method and apparatus for searching geographic area using prioritized spatial order
A spatial data search method, system and apparatus for identifying particular data of significance around a reference vector through the spatial data. The method involves determining a reference...
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