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7183963 |
System and method for inspecting transportable items using microwave imaging
An inspection system uses microwave radiation to capture a microwave image of a transportable item. The system includes a transmit scanning panel including a transmit array of transmit antenna...
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7180442 |
Target indentification method using cepstral coefficients
A method of identifying an unknown target comprising creating a density function of cepstral coefficients for a known target; receiving a signal from the unknown target; transforming the signal...
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7180440 |
Integrated circuit for a radar device in a hermetically sealed housing comprising a patch antenna formed from a bent component from sheet metal
A compact radar device that can be produced with little complication has at least one cavity ( 3 ) with a radiation element ( 10 ) disposed therein and a shielded chamber ( 2 ) for electrical...
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7176830 |
Image processing system for mounting to a vehicle
An image processing system to be mounted to a vehicle includes a radar adapted to measure distance and direction to an object based on reflected electromagnetic waves which are outputted to scan...
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7170440 |
Linear FM radar
A FM-CW radar system comprises a frequency modulated continuous wave digital generator that produces both in-phase (I) and quadrature-phase (Q) outputs to orthogonally oriented transmitter...
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7170444 |
Non-linear dispersive pulse generator
A non-linear dispersive pulse generator for producing pulsed radio frequency electrical signals includes a non-linear dispersive electrical circuit ( 1 ) incorporating at least one non-linear...
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7167124 |
Data acquisition for a ground penetrating radar system
A system and method for measuring ground penetrating radar data is described which includes controlling the timing for generating stimulus electromagnetic waves and the sampling rate of reflected...
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7164380 |
Interrogator and goods management system adopting the same
An interrogator with an antenna that allows information exchanges with multiple transponders in a shorter distance of communication, by securing an intensified and uniform electromagnetic energy...
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7161528 |
Device and method for the suppression of pulsed wireless signals
The invention relates to a method of suppressing pulsed signals in particular of DME or TACAN type present in the radio signals received (Ue) by a radio-frequency receiver, characterized in that...
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7161531 |
High performance radar display
A scan conversion is provided which allows the scan converter to work with data in its most convenient format in a radar memory. A displayable image is mirrored to a graphics memory simultaneously...
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7158072 |
Ethernet connection of airborne radar over fiber optic cable
A weather radar signal path for an aircraft. The signal path has an antenna, a digital down-converter, a first transceiver, fiber optic cabling, a second transceiver and a processing unit. The...
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7154434 |
Anti-personnel airborne radar application
An anti-personnel airborne radar application for ultra slow target tracking is provided. The anti-personnel airborne radar application includes a rotorcraft and a signal processing system. The...
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7154433 |
Method and device for the detection and track of targets in high clutter
A method for discriminating and tracking a target in a clutter cloud includes transmitting a radar signal at a signal bandwidth to: identify a range extent of a clutter cloud; determine a centroid...
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7154431 |
Signal synthesizer and method therefor
A digital synthesizer includes a digital radio frequency memory (DRFM) for storing phase values and corresponding digital signals. The digital synthesizer includes a digital processing circuit...
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7154432 |
Radar sensor
The invention intends to provide a sensor module suitable for miniaturization and reduction in costs, in the radar sensor that uses a millimeter or sub-millimeter wave signal of which frequency is...
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7151478 |
Pseudo-orthogonal waveforms radar system, quadratic polyphase waveforms radar, and methods for locating targets
In some pseudo-orthogonal waveform embodiments, a radar system transmits pseudo-orthogonal waveforms and performs multiple correlations on a combined single receiver channel signal. In some...
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7151482 |
Antenna configuration and radar device including same
A radar device ( 2 ) includes plural transmission antennas and plural reception antennas. The reception antennas constitute a reception-side antenna portion ( 20 ) and are arranged at an interval...
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7151484 |
Pulse compression processor
A pulse compression processor 20 compressing a modulated pulse signal correlately received by a receiver, includes a coefficient calculator 30 calculating a set of filtering coefficients for...
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7148838 |
Method for attaching radar for vehicle, radar for vehicle, and monitoring method
An attachment method attaches a bracket to a vehicle, and attaches a radar to the bracket so that an axis of a directivity pattern of an antenna directs upward with respect to a horizontal...
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7148842 |
Ferroelectric delay line based on a dielectric-slab transmission line
A delay line is made by sandwiching a thin slice of ferroelectric between two “cladding” layers of relatively low-ε, low loss material to form a dielectric slab waveguide, and may support the...
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7148840 |
Radar apparatus, radar apparatus controlling method
A radar apparatus comprises: a transmitter unit having a high-frequency oscillating unit whose oscillation frequency is variable, and a pulse amplitude modulating unit for amplitude-modulating a...
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7148835 |
Method and apparatus for identifying ownship threats
A method and apparatus for evaluating whether one or more threat sources is actively tracking an object, such as an aircraft. A tracking system may analyze information regarding signals received...
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7145503 |
Surface wave radar
A surface wave radar system including a receive antenna array ( 20, 22 ) for generating receive signals, and a data processing system ( 24 ) for processing received data representing the receive...
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7145501 |
Methods and systems for measuring terrain height
An altitude measuring system is described that includes a radar altimeter configured to measure altitude and a digital terrain map database. The database includes data relating to terrain elevation...
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7145502 |
Distance measurement method and device
A distance can be measured with high resolution. A frequency controller ( 7 ) controls a voltage control oscillator ( 2 ) so as to change a signal source frequency f in a range containing two...
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7145505 |
Device for detecting and evaluating objects in the surroundings of a vehicle
An apparatus 1 for detecting and evaluating objects in the vicinity of a vehicle, having transmitting and receiving means for electromagnetic radiation in the Gigahertz range, includes at least...
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7142151 |
Vehicle-onboard signal processing device and vehicle-onboard radar system
In order to magnetically shield the transmission line which connects the external connector mounted on the outer housing with the internal circuit and also to make it possible to freely mount the...
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7142147 |
Method and apparatus for detecting, locating, and identifying microwave transmitters and receivers at distant locations
Methods and apparatuses for detecting, locating, and identifying microwave transmitters and receivers at distant locations are disclosed. First and second electromagnetic beams at first and second...
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7142153 |
Short pulse/stepped frequency radar system
A unique hardware architecture that combines short pulse, stepped frequency and centerline processing. The inventive architecture implements a radar system having a transmitter for transmitting...
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7142150 |
Method and system for detecting an object using a composite evidence grid
A method and system for detecting an object uses a composite evidence grid based on dual frequency sensing. A source transmits a laser transmission in a first zone. A detector receives a reflection...
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7138936 |
Method and apparatus for protecting personnel from RF-triggered explosive devices (RTED) using ultra-wideband (UWB) transmission
The test results found that the EMI impact depended on the UWB power that fell within the receiver passband. Specifically, EMI occurred when the average power in the receiver passband was...
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7138939 |
Radar
A radar has a transmission section, a reception section that receives a reflected wave of the transmission wave, a transmission switch section, a delay section that delays a predetermined timing, a...
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7138938 |
System and method for preemptively sensing an object and selectively operating both a collision countermeasure system and a parking assistance system aboard an automotive vehicle
A system and method for preemptively sensing an object in the potential drive path of an automotive vehicle and selectively operating both a collision countermeasure system and a parking assistance...
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7138937 |
Radar system having low-profile circulator
A circulator comprises first and second couplers. The first and second couplers are coupled by first and second transmission lines. First and second magnetic fields are provided crossing the first...
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7136011 |
System for avoidance of collision between an aircraft and an obstacle
A field unit for warning of a danger of collision between an aircraft and an obstacle, in particular a topographical ground obstacle or an obstacle formed by a mast, building or aerial cable...
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7132974 |
Methods and systems for estimating three dimensional distribution of turbulence intensity using radar measurements
Methods, systems, and computer program products for storing turbulence radar return data into a three-dimensional buffer. The method involves modeling the radar signal scattering properties of...
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7132976 |
Automotive radar
An automotive radar which can process signals at high speed to detect a target in a wide angle range is provided. The automotive radar comprises a transmitting antenna which emits an...
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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...
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7129884 |
Multiple antenna radar signal detection and estimation
A radar detection technique in a WLAN device can include a short pulse detection technique and a long pulse detection technique that can be performed using multiple receive chains. Short pulse...
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7126525 |
Millimeter wave-radar and method for manufacturing the same
A millimeter-wave radar has a radome or radar cover including a layer, the dielectric constant of which is a greater than that of the other portion without the layer, or including a magnetic loss...
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7121502 |
Pseudo GPS aided multiple projectile bistatic guidance
A guidance system for guiding each of several projectiles toward a moving target has a platform having a radar system for illuminating the target with a radar signal. Each projectile has a receiver...
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7119736 |
Transponder system and method for measurement of separation
Separation determination systems for determining the separation between a base station and a transponder, whereby the base station includes an oscillating signal source, for generating a signal and...
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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,...
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7119735 |
Vehicle-installed radar sensor system and vehicle-installed radar sensor
A vehicle-installed radar sensor system includes a transmission section, a reception section, and a shield member. The transmission section is disposed in a closed space formed between a permeable...
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7116267 |
Method for generating calibration signals for calibrating spatially remote signal branches of antenna systems
The invention concerns a method for generating calibration signals for calibrating spatially remote signal branches of antenna systems. In accordance with the invention, a base signal is generated...
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7113130 |
Method and system for determining location by implication
Systems and methods for determining location by implication are described. A responsive environment includes a location determination method that operates in an area that is only partially...
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7113049 |
Device for generating oscillations in the high frequency range
A device for generating electromagnetic oscillations in the HF range, in particular in the gigahertz range, using at least one Gunn element, in particular at least one Gunn diode. The device is...
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7109916 |
Device for, in particular bistatic radar applications
In a device for bistatic radar applications, at least two spaced-apart radar sensors having separate carrier-frequency oscillators are provided, which do not require phase synchronization. The...
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7109917 |
Intergrated semiconductor component for high-frequency measurement and use thereof
It is provided that the semiconductor component is a component of a semiconductor circuit ( 10 ) comprising a first silicon layer ( 12 ), an adjoining silicon dioxide layer (insulating layer ( 14...
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7106246 |
Oscillator coupled to an antenna and an application
A radio frequency device has an antenna for capturing an incoming signal for processing by the device or for radiating an outgoing signal from the device and a signal processor having one or more...
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