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| Number | Title | Issue Date |
| 6735525 | Systems and methods for spectral corrected lightning detection A lightning detection system provides an estimated location of a lightning stroke. The system includes sensors and an analyzer. Each sensor within range of a lightning event provides messages to the analyzer. Each sensor includes a waveform engine that converts a si... | 05/11/2004 |
| 6718272 | Fast transient protection for RF plasma generator An apparatus and method for the detection of and recovery from a plurality of electrical transients in a plasma generator system is disclosed. The plasma generator system comprises a plasma chamber and a power amplifier is provided, wherein the apparatus comprises a... | 04/06/2004 |
| 6606564 | Displaying lightning strikes Lightning strikes are displayed as uniformly-structured (e.g., gaussian) kernels that decay in size and intensity over time. The lightning strikes may be displayed as they occur, or stored for later display. Overlapping areas of the kernels are displayed ... | 08/12/2003 |
| 6584405 | Radiance modeling A spectrum is automatically searched to select monochromatic spectral points, monochromatic transmittances or radiances are automatically calculated at the selected monochromatic spectral points, for one or more viewing geometries and for non-homogeneous ... | 06/24/2003 |
| 6560538 | Displaying lightning strikes Lightning strikes are displayed as uniformly-structured (e.g., gaussian) kernels that decay in size and intensity over time. The lightning strikes may be displayed as they occur, or stored for later display. Overlapping areas of the kernels are displayed ... | 05/06/2003 |
| 6424927 | Computer-based real-time transient pulse monitoring system and method A computer-based transient pulse monitoring system and method are described. A general-purpose computer system having a processor, memory, and a digital signal bus for conveying digital signals, also includes a circuit board for measuring certain paramete... | 07/23/2002 |
| 6405134 | Method and apparatus for predicting lightning threats based on radar and temperature data The invention provides a system and method for predicting areas where lightning strikes are likely to occur by evaluating radar and temperature data. Radar volume data is analyzed to locate cloud tops that extend above a height corresponding to a temperat... | 06/11/2002 |
| 6405133 | Displaying lightning strikes Lightning strikes are displayed as uniformly-structured (e.g., gaussian) kernels that decay in size and intensity over time. The lightning strikes may be displayed as they occur, or stored for later display. Overlapping areas of the kernels are displayed ... | 06/11/2002 |
| 6175808 | Lightning effects monitoring and retest evaluation method An evaluation system and retest method uses essential coupling physics of lightning, monitored system geometries, and on-line sensor readings for generating and comparing monitored retest indices to critical retest indices using a retest chain algorithm u... | 01/16/2001 |
| 6038512 | Method and system for estimating earth environmental effects in relation to planetary orbital dynamics This method and system for estimating Earth environmental effects in relation to planetary orbital dynamics provides for integrating seemingly diverse data input sources gathered from historical data, field data, meteorological sensors, satellites, and th... | 03/14/2000 |
| 5983162 | Computer implemented empirical mode decomposition method, apparatus and article of manufacture A computer implemented physical signal analysis method is invented. This method includes two essential steps and the associated presentation techniques of the results. All the steps exist only in a computer: there are no analytic expressions resulting fro... | 11/09/1999 |
| 5977762 | Lightning detection apparatus and methodology Apparatus and methodology for detection of lightning. The invention includes an antenna and amplifier for receiving the electrostatic and/or electromagnetic discharges of lightning and electrical noise and outputs an analog electrical signal representativ... | 11/02/1999 |
| 5940776 | Automated real-time weather graphics generating systems and methods An automated real-time weather graphics generating system and method includes a host computer that receives meteorological data from a plurality of real-time meteorological data sources and then multiplexes the meteorological data into a serial data strea... | 08/17/1999 |
| 5699245 | Distributed lightning detection system A distributed lightning detection system comprises a plurality of lightning detection stations located at different positions with respect to a common frame of reference with the position of at least one detection station being mobile with respect to the ... | 12/16/1997 |
| 5541501 | Lightning and storm warning method and apparatus A lightning ranging device which utilizes two frequencies in the field generated by a lightning discharge to determine range. The relative amplitudes of the outputs from two tuned receiver channels varies with distance from the lightning stroke. A two-dim... | 07/30/1996 |
| 5537318 | Lightning strike detection and mapping system A lightning strike detection and mapping system which determines the range and bearing of each valid lightning strike by (1) computing the Fourier Transform, and more preferably the discrete Fourier Transform (DFT) of the X and Y waveforms, classifying th... | 07/16/1996 |
| 5528494 | Statistically based thunderstorm cell detection and mapping system A thunderstorm cell detection and mapping system is provided, including means for acquiring lightning strike information relating to locations of respective lightning strikes, means for clustering the lightning strikes into groups corresponding to respect... | 06/18/1996 |
| 5325299 | System for classifying lightning strikes to enhance location estimation thereof A system for classifying detected lightning strikes detects signals representative of a lightning strike and processes such signals to generate a frequency signature thereof which is used to classify the lightning strike represented by the detected signal... | 06/28/1994 |
| 5319553 | Lightning strike detection and mapping system with auto control of mapping display A lightning strike detection and mapping system includes a processor which generates a location signal of a lightning strike from detected signals representative thereof and drives a display to display an indication of the lightning strike based on the lo... | 06/07/1994 |
| 5305210 | Sampled data lightning strike detection and mapping system capable of early detection of an invalid strike from sampled data and quick resumption of monitoring an incoming signal A sampled data lightning strike detection and mapping system receives a signal waveform representative of a lightning strike and digitizes samples of the waveform to generate a train of digital data samples. The digital data samples are monitored to ident... | 04/19/1994 |
| 5303152 | Lightning strike detection system capable of quickly determining an invalid correlation of strike signaling A sampled data lightning strike detection and mapping system receives first and second signal waveforms representative of a magnetic field, and a third signal waveform representative of an electrical field, the first, second and third signal waveforms eac... | 04/12/1994 |
| 5299127 | Lightning strike detection and mapping system capable of monitoring its power source and of displaying a representation thereof on the mapping display A lightning strike detection and mapping system includes a processor for generating a location signal of a lightning strike based on detected signals representative thereof. The location signal is used to drive a display for displaying an indication of th... | 03/29/1994 |
| 5295072 | Sampled data lightning strike detection and mapping system capable of recovering a pre threshold sample history for detection and mapping processing A sampled data lightning strike detection and mapping system receives a signal waveform representative of a lightning strike and samples the waveform to generate a train of data samples representative thereof. A data sample of the train is identified as e... | 03/15/1994 |
| 5295071 | Sampled data lightning strike detection and mapping system capable of generating frequency spectrum of input signal waveforms and displaying such on the mapping display A sampled data lightning strike detection and mapping system receives a signal waveform representative of a lightning strike and other electrical activity and samples the waveform to generate a train of data samples representative thereof. The data sample... | 03/15/1994 |
| 5140523 | Neural network for predicting lightning A system and method are provided for the automated prediction of lightning strikes in a set of different spatial regions for different times in the future. In a preferred embodiment, the system utilizes measurements of many weather phenomena. The types of... | 08/18/1992 |
| 4672305 | Storm warning method and apparatus Electric (E) and magnetic (H) field components of a lightning stroke are separately received in order to determine and display the location of regions of recently occuring lightning activity. Direction is determined by operating upon electrical signals as... | 06/09/1987 |
| 4010357 | Analog visibility computer The computation of visual range is performed by a compact and comparatively inexpensive analog circuit which receives, as primary input information, a signal corresponding to atmosphere extinction coefficient. The circuit simultaneously solves Allard's an... | 03/01/1977 |
