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| Number | Title | Issue Date |
| 8004455 | Antenna simulator A method and apparatus for simulating antenna apparatuses are provided. In an illustrative embodiment, the apparatus comprises a first portion configured to produce a first and third plurality of signals and to receive a second plurality of signals from a transmitte... | 08/23/2011 |
| 7898467 | Method and device for simulating radio navigation instruments The device (405) for behavior simulation of a radio navigation system, without the latter being installed on an aircraft, comprising a means (410) for determining a position of the aircraft, characterized in that it further comprises: ... | 03/01/2011 |
| 7880671 | Electromagnetic (EM) solver using a shooting bouncing ray (SBR) technique In one aspect, a system to generate radar signatures for multiple objects in real-time includes a first module including at least one processor to perform a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of the ob... | 02/01/2011 |
| 7852260 | Methods and systems for generating virtual radar targets This application is directed to a virtual radar target generator and a method of operating thereof. The virtual radar target generator includes a transceiver and a controller coupled to the transceiver. The transceiver includes a transmission antenna and is adapted ... | 12/14/2010 |
| 7768446 | Simulating measurement apparatus and method The invention discloses a simulating measurement apparatus. The simulating measurement apparatus comprises a storing module, a controlling module, and a simulating module. The storing module is used for storing simulating parameter information. The simulating parame... | 08/03/2010 |
| 7750842 | Parallel processing to generate radar signatures for multiple objects In one aspect, a system to generate a radar signature of an object includes electromagnetic processing modules that include a first module including at least one processing unit to perform a shooting and bouncing (SBR) technique to solve for physical optics and mult... | 07/06/2010 |
| 7705773 | Self-calibrating a radar altimeter based on a simulated return signal Systems and methods for performing self calibration of a radar altimeter. An example system includes a first component that generates a simulated return signal based on one or more range values. A transmitter generates a transmission radar signal and a receiver proc... | 04/27/2010 |
| 7616151 | Reducing scattering center data using magnitude-based reduction A method to reduce scattering centers (SC) includes receiving a set of SC data points representing an object. The method also includes reducing SC data points associated with a first region based on magnitudes of intensity of the SC data points associated with the f... | 11/10/2009 |
| 7602332 | Reducing scattering center data using multi-volume aggregation In one example, a method to reduce scattering centers (SC) includes receiving a set of SC data points associated with an object in three-dimensional space, partitioning the SC data points into a plurality of volumes, aggregating the SC data points within each volume... | 10/13/2009 |
| 7592947 | Generating radar signatures for multiple objects In one aspect, a method to generate radar signatures for multiple objects includes performing in parallel a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics of a plurality of objects in motion, a physical theory (PT... | 09/22/2009 |
| 7567205 | Dynamic ray traversing In one aspect, a method to generate radar signatures for multiple objects in motion, includes performing a shooting and bouncing (SBR) technique to solve for physical optics and multi-bounce characteristics associated with the objects. Performing the SBR technique i... | 07/28/2009 |
| 7443337 | Synthesizing arbitrary waveforms using convolution processors A method for generating a synthesized waveform from a desired arbitrary waveform via a convolution processor includes: providing a data stream input signal to the convolution processor including an extended duration impulse signal; computing one or more filter coeff... | 10/28/2008 |
| 7432856 | Signal simulation device A signal simulation device for testing and developing radio receivers adapted to orientate antenna beams to different radio transmitters and to simultaneously suppress interference signals, comprises an antenna array, a signal generator generating reproducible digit... | 10/07/2008 |
| 7430413 | Method and device for simulating a radio channel The invention relates to a device and a method for simulating a radio channel, wherein a signal transmitted and received by more than one antenna is simulated. The method comprises supplying an input signal of each antenna to a similar delay line, each delay line co... | 09/30/2008 |
| 7372398 | Electronic target position control at millimeter wave for hardware-in-the-loop applications An apparatus for use in controlling a simulated target position in a millimeter wave, hardware-in-the-loop system includes a pair of horns and a conditioning circuit. The conditioning circuit is capable of generating a pair of output millimeter wave signals, each to... | 05/13/2008 |
| 7365677 | Compact radar test range A system for testing radar in accordance with one embodiment comprising a target motion platform; a target motion platform controller for controlling motion of the platform; a radar responsive tag and a delay line located on the target motion platform; the radar whi... | 04/29/2008 |
| 7348919 | System and method for evaluating the performance of a scan strategy A system and method is provided for detecting emitter signals and for determining a scan strategy for a receiver system that receives such emitter signals. Once a scan strategy is computed, it may be desirable to evaluate the scan strategy's intercept performance ag... | 03/25/2008 |
| 7340259 | Robust, efficient, localization system Replica correlation processing, and associated representative signal-data reduction and reconstruction techniques, are used to detect signals of interest and obtain robust measures of received-signal parameters, such as time differences of signal arrival and directi... | 03/04/2008 |
| 7340357 | Arbitrary waveform generator with configurable digital signal processing unit An arbitrary waveform generator including a digital signal procession unit and a memory. The digital signal processing unit may be configurable to interconnect a plurality of processing components in different configurations to process data received from the memory ... | 03/04/2008 |
| 7333050 | Radio frequency signature augmentation system Systems and methods are provided for simulating a target platform. An incoming radar signal is transmitted from a radar source and is received at a first platform. Time of the received radar signal is modulated to generate first and second range extent signals. The ... | 02/19/2008 |
| 7327308 | Programmable method and test device for generating target for FMCW radar A test device for a frequency modulated continuous wave (FMCW) radar is provided. The test device has a central control unit for monitoring the FMCW radar. When the FMCW radar transmits a frequency modulated continuous signal to search for a target, the central cont... | 02/05/2008 |
| 7242346 | Pulse descriptor word generator A portable apparatus and a method for inserting digitized previously recorded or fabricated radio frequency (RF) pulse descriptor word (PDW) data files into an electronic surveillance (ES) system to realistically simulate a complex RF environment. The apparatus incl... | 07/10/2007 |
| 7206975 | Internal product fault monitoring apparatus and method A method and system for monitoring and maintaining a primary service, its associated services and requisite system resources on a computer system. The system includes a fault monitor component and a system monitor component. The fault monitor component monitors and ... | 04/17/2007 |
| 7177747 | Vehicle braking device and vehicle braking method Vehicle braking is precisely performed matching with a condition. A recognizing unit 5 recognizes a target object based on information from a preview sensor 2 for detecting a forward condition of a vehicle, and outputs positional information of the tar... | 02/13/2007 |
| 7155210 | System and method for short-range wireless retail advertising aimed at short-range wireless protocol-enabled personal devices A system, method and apparatus is presented that provides advertising transmitted from a business to prospective customers that are proximate the business premises via a short-range wireless transmission protocol receivable by personal devices enabled with the short... | 12/26/2006 |
| 7154435 | Sparse numerical array feed for compact antenna and RCS ranges Systems and methods enable numerically creating a flat field in a compact radar range with a curved reflector, and without use of a separate phased array of elements, at frequencies lower than those that are possible with currently known, reflector-only compact rada... | 12/26/2006 |
| 7145504 | Arbitrary radar target synthesizer (arts) A system for generating a simulated radar return signal. The novel system includes a processor adapted to receive target and waveform parameters and in accordance therewith generate a composite digital signal, and a digital to analog converter adapted to convert the... | 12/05/2006 |
| 7138940 | Method and systems for automatic zero calibration of radar altimeters A method for operating a radar altimeter to perform a zero altitude calibration is described. The method includes determining a difference between an altitude measured by the radar altimeter and a desired altitude indication and upon receiving a zero calibration com... | 11/21/2006 |
| 7132977 | Target identification from a pool of targets using a new adaptive transmitter-receiver design A design methodology for jointly optimizing the transmit waveform and receiver filter for multiple target identification is presented in presence of transmit signal dependent clutter like interference and noise. The methodology is applied and illustrated for various... | 11/07/2006 |
| 7129839 | Device for monitoring an area The present invention relates to a monitoring device (1) with a transmitter unit (2) and a receiver unit (3) for monitoring an area. Slotted cables serve as antennas. According to the invention, a first slotted cable is arranged as a transmittin... | 10/31/2006 |
| 7123882 | Digital phased array architecture and associated method Digital phased array architecture and associated method are disclosed that eliminate the necessity of utilizing analog phase shifters in the receive and transmit signal paths. Desired delays are instead generated by adjusting the timing of sampling signals sent to a... | 10/17/2006 |
| 7075478 | Radar altimeter having an automatically calibrated sensitivity range control function A radar altimeter for an air vehicle is described. The radar altimeter includes a transmit antenna configured to transmit radar signals toward the ground, a receive antenna configured to receive radar signals reflected from the ground, the receive antenna also recei... | 07/11/2006 |
| 7068819 | System for storing geospecific data A system for storing geospecific data for use by an interactive computing environment utilizes separate terrain height data storage and image data storage. The terrain height data storage stores blocks of terrain height data which are defined as discrete terrain hei... | 06/27/2006 |
| 7065466 | Attenuator test system System for testing attenuators by a flatness and standing wave ratio tests which includes a vector network analyzer (VNA) adapted to be coupled to a device under test (DUT) and which provides an input stimulus signal for the DUT and, when certain conditions are sati... | 06/20/2006 |
| 7038616 | Target identification from a pool of targets using a new adaptive transmitter-receiver design A design methodology for jointly optimizing the transmit waveform and receiver filter for multiple target identification is presented in presence of transmit signal dependent clutter like interference and noise. The methodology is applied and illustrated for various... | 05/02/2006 |
| 7020434 | Animated radar signal display with fade An exemplary embodiment of the invention relates to a computer-based program and system for displaying visually realistic raw radar signals. The computer program includes a RADAR display fade algorithm. The algorithm includes alpha blending and texture mapping for p... | 03/28/2006 |
| 7015857 | Calibrating an antenna by determining polarization Calibrating an antenna includes receiving a signal sent from a reference located within a region. The signal has a polarization within an expected polarization range. Polarization value sets are established in accordance with the expected polarization range. Polariz... | 03/21/2006 |
| 6961016 | Estimating an antenna pointing error by determining polarization Estimating an antenna pointing error includes receiving a signal sent from a reference located within a region. A polarization ratio is evaluated over the region. A minimum polarization ratio variance for the polarization ratio is established. A location correspondi... | 11/01/2005 |
| 6954172 | Power monitor for radar system A method and corresponding devices for monitoring the performance of a radar system (2, 4) which is equipped with a shield 2 (radome) to protect it against weather influences are described. For this purpose, a part of the radiated radar signal is modif... | 10/11/2005 |
| 6950057 | Complex radar target simulator A complex radar target emitter having independent control of three radio frequency (RF) radiation field characteristics, the radiation field characteristics being the real and imaginary components of the complex amplitude of the radiation field, the spatial derivati... | 09/27/2005 |
