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Match Document Document Title
9024806 Radar level gauge with MCU timing circuit  
A method for determining the filling level of a product in a tank using electromagnetic signals, comprising: a) generating a transmission signal having a predetermined length; b) propagating the...
9013346 Radar system comprising a switching mode power converter  
A radar system including a switching mode power converter. A pulse radar unit is configured to transmit RF pulses with a pulse repetition frequency. The power converter includes a switching...
9000974 Systems and methods for frequency-modulation continuous-wave and pulse-compression transmission operation  
Systems and methods for allowing dual-mode radar operation. An exemplary transmission system includes a hybrid coupler that receives a signal produced by a synthesizer and couples the received...
8994579 RF pulse signal generation switching circuit, RF pulse signal generating circuit, and target object detecting apparatus  
An RF pulse signal generation switching circuit for controlling an output of a power FET for amplifying a high frequency signal to generate an RF pulse signal that is the high frequency signal...
8994925 Optical distance measurement device  
Optical range finders are configured to transmit optical bursts toward a target and detect a corresponding received burst. DC offset in the received burst due to square law detection can be offset...
8994585 Fine grained duty cycling and timing control for pulsed radar  
A method is provided. A first edge on a first gating signal is generated, and a local oscillator and a shared clocking circuit with the first edge on the first gating signal. A second edge on a...
8963769 Guided wave radar interface measurement medium identification  
A guided wave radar transmitter for interface measurement comprises a probe defining a transmission line for sensing level of two immiscible liquids to define an interface therebetween. A pulse...
8912944 Human presence detector suitable for concealment and using a shaped microwave beam  
A presence detector unit (PDU) of the type relying on microwave radiation provides a signal indicating movement within a defined space when such movement occurs. A source of microwave radiation...
8907838 Radar aided doppler compensation  
A radar system includes an antenna. The radar system comprises a processor for providing an error in ground speed estimate based upon Doppler velocity data, and a transmitter. The frequency of...
8884807 Pseudo real time receive signal sampling for ground penetrating radar  
A system and method for pseudo real time collection of receive signal data in a single- or multi-channel ground penetrating radar. Each channel transmits electromagnetic impulses into a medium...
8854257 Conformal array, luneburg lens antenna system  
A Luneburg lens is used in conjunction with a patch antenna array. The patch antenna array is conformed or adapted to cover a portion or backside of the Luneburg len's surface with the backplane...
8830120 Prescribed modulus chirp-like waveforms with multiple frequency notches  
An iterative method for modifying an initial time signal to form a created signal having a prescribed envelope, and frequency notches at prescribed frequency values, wherein the created signal...
8823583 Radar sensor having two oscillators, two I/Q transmit mixers, and two I/Q receive mixers  
A radar sensor for motor vehicles, having a transmitting part, which has two oscillators and a 90° phase shifter for generating a transmission signal, a first comparison signal, and a second...
8788190 On-vehicle wireless communication apparatus and communication system thereof  
An on-vehicle wireless communication apparatus for transmitting transmission data having positional information wirelessly at a frequency includes: a receiver receiving the transmission data from...
8749429 Method for detecting loss of sensitivity of an FMCW radar locating device by diffuse sources of loss  
A method for the detection of sensitivity losses of an FMCW radar locating device due to diffuse sources of loss, in which the radar locating device emits a transmit signal whose frequency is...
8742976 Power management for a radar system and ad hoc node device  
A method and apparatus for providing power management for a device including a radar unit and an ad hoc network node are presented. The present invention involves various individual components of...
8742952 Traffic awareness systems and methods  
Traffic awareness systems and methods include receiving data regarding a first aircraft and determining the location of the first aircraft relative to the location of a second aircraft. An...
8738064 Method and arrangement for power control  
In radio communication between a central unit in an airborne vehicle and a radio communication terminal, the central unit controls a setting of transmission power depending on the altitude of the...
8730095 Super-angular and range-resolution with phased array antenna and multifrequency dither  
An electromagnetic transmitter arrangement includes an antenna line array or subarray defining at least first and second ends, and including first, second, third, fourth, and fifth antenna...
8717227 Communication processing apparatus and distance measuring method for communication processing apparatus  
A communication processing apparatus alternately transmits a carrier wave carrying a command and receives a response from a tag while transmitting an unmodulated carrier wave. A transmission...
8692983 Optical, laser-based, or lidar measuring systems and method  
Present novel and non-trivial optical, laser-based measuring systems and method are disclosed. An optical, laser-based, or LIDAR measuring apparatus is comprised of a radiation...
8681035 System and method for security inspection using microwave imaging  
A microwave imaging system uses microwave radiation provided by a microwave source to image targets. The system includes an array of antenna elements that are capable of being programmed with a...
8659472 Method and apparatus for highly accurate higher frequency signal generation and related level gauge  
An apparatus includes a stable local oscillator, which includes a first control loop. The first control loop includes a first voltage-controlled oscillator configured to generate a first output...
8587474 Resolution radar using metamaterials  
A radar system includes at least one transmit array comprising a plurality of metamaterial elements. The radar system further includes at least one near-field stimulator for inputting...
8558735 High-resolution radar map for multi-function phased array radar  
A method of operating a multi-function phased array radar system having an antenna array populated with dual-pol antenna elements is described. The method includes selectively controlling...
8482454 Monostatic multi-beam radar sensor, as well as method  
A monostatic multi-beam radar sensor includes a group antenna and a mixer system made up of a plurality of transfer mixers connected to antenna elements of the group antenna. A first number of the...
8477065 Combined transmit/receive single-post antenna for HF/VHF radar  
An antenna configuration is described for high frequency (HF) or very high frequency (VHF) radars contained in a single vertical post. The radar may include a vertical dipole or monopole...
8441397 Monostatic multibeam radar sensor device for a motor vehicle  
A monostatic multibeam radar sensor device for a motor vehicle, including a directional characteristic of an antenna unit having at least one transceiving channel and at least one receiving...
8362944 Radar system  
A radar system is disclosed for forming a scanning receive beam from signals received by a phased array having a plurality of sub arrays. An exemplary radar system includes a plurality of phase...
8355453 UWB transmitter  
An ultra-wideband (UWB) dual impulse transmitter is made up of a trigger edge selection circuit actuated by a single trigger input pulse; a first step recovery diode (SRD) based pulser connected...
8354955 Observation signal processing apparatus  
An observation signal processing apparatus transmits a pulse signal as a search signal, generates an observation value based on a reflected signal against a target and a delay modulation pulse...
8334800 On-vehicle radar device  
A radar device includes: a frequency modulating unit for modulating a frequency of a transmission signal by a triangular wave; a transmitting unit for pulsing the frequency modulated transmission...
8319682 Method and apparatus for examining an object using electromagnetic millimeter-wave signal illumination  
A method examining an object using millimeter-wave signals includes: (a) providing at least two millimeter-wave signal sources; (b) transmitting at least two millimeter-wave signals having at...
8289201 Method and apparatus for using non-linear ground penetrating radar to detect objects located in the ground  
A method and apparatus for detecting objects located underground. In one advantageous embodiment, a detection system detects objects having electrical non-linear characteristics located...
8237608 Magnetron and radar apparatus  
This disclosure is related to a magnetron including a cylindrical cathode having a center axis, an anode coaxially arranged with the cathode so as to be separated from the cathode via a...
8212718 Microwave/millimeter wave sensor apparatus  
A microwave/millimeter wave sensor apparatus including a planar radiation type oscillator substrate having an inner-layer GND interposed between a front surface side dielectric substrate and a...
8207885 Adjustable pulse width ground penetrating radar  
A ground penetrating radar system is described that is able to create both low frequency, wide pulses, and high frequency, narrow pulses, to enable both deep and shallow operation of the ground...
8199054 Method for estimating distance between transmitter and receiver, and transmitter and receiver implementing same  
A method for estimating the distance between a transmitter and at least one receiver. The transmitter has radio transmission circuitry, at least part of which is operable in a first operation mode...
8188905 Target tracking system and method with jitter reduction suitable for directed energy systems  
Embodiments of a target tracking system and method with jitter reduction suitable for directed energy systems are generally described herein. In some embodiments, the directed energy system...
8170134 Transmitter and a method for duplicating same  
The present invention is intended to realize a transmitter whose internal signal processing function can be duplicated without having to add any hardware components. The transmitter converts an...
8125373 Microwave system utilizing elevational scanning by frequency hopping  
For use in conjunction with a microwave antenna having a radiator array configured to scan in a horizontal direction, a method for scanning in the vertical direction. A first FMCW microwave signal...
8098192 System for distinguishing among radar returns using information from a database  
A terrain awareness system includes a processor for receiving radar returns and providing terrain and/or obstacle alerts or warnings in response to the radar returns. The processor receives...
8089393 Relating target tracking  
An exemplary system and method are for tracking a target in a decentralised network having a plurality of sensing nodes. Each node makes observations of a target, performs a multiple models...
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...
8072367 Organically reactive cell for underground sensing (ORCUS) and system  
A movement detection system includes a microwave antenna able to transmit microwave frequency signals into a space. An electronics controller is connected to the microwave antenna, and is...
8054213 Multiple beam directed energy system  
A method and apparatus for transmitting beams of electromagnetic energy. A plurality of beams having a first number of frequencies and a number of beams having a second number of frequencies are...
8031109 Combined transmit/receive single-post antenna for HF/VHF radar  
An antenna configuration is described for high frequency (HF) or very high frequency (VHF) radars contained in a single vertical post. The radar may include a vertical dipole or monopole...
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...
8018371 Passive proximity sensor method and apparatus  
A passive proximity detection system and method are provided. A transmitted signal, such as a communication signal, is sampled and placed in memory. A version of the transmitted signal, reflected...
8013784 Butler matrix for 3D integrated RF front-ends  
A radar apparatus comprises a substrate having first and second sides, an antenna including radiative elements disposed on the first side of the substrate, a Butler matrix supported by the...

Matches 1 - 50 out of 225 1 2 3 4 5 >