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| Number | Title | Issue Date |
| 8188909 | Observation signal processing apparatus An observation signal processing apparatus transmits pulse signals as search signals per each search, generates observation values based on reflected signals against a target and delay modulation pulse signals, and performs coherent integration on the observation va... | 05/29/2012 |
| 8184038 | Two-way ranging with inter-pulse transmission and reception Relatively short turnaround times are provided in conjunction with two-way ranging to, for example, facilitate accurate ranging measurements when the relative clock drift between ranging nodes (e.g., devices) is relatively high. In some aspects, relatively short tur... | 05/22/2012 |
| 8169359 | Pulse doppler radar device A judging and controlling part 110 comprises an operation mode judging unit 111, a pulse width selecting unit 112, and a band limiting width selecting unit 113, wherein the operation mode judging unit 111 receives a signal of a gea... | 05/01/2012 |
| 8169360 | Systems and methods of range tracking A system(s) and method(s) of tracking a target(s). Systems include at least one electronic waveform processor operatively associated with an apparent emitted signal electronic sensor and a reflected signal electronic sensor and configured and programmed to generate ... | 05/01/2012 |
| 7982660 | Measuring device for a motor vehicle A measuring device , e.g., a measuring device for a motor vehicle, is for measuring a distance between the measuring device and at least one object and/or measuring a difference in speed between the measuring device and the at least one object. The measuring device ... | 07/19/2011 |
| 7924215 | Radar apparatus and mobile object A signal processing circuit detects, at a plurality of different timing points, a first and a second distance of an oncoming vehicle approaching a vehicle including the radar apparatus and detects a first and a second component of a relative velocity of the vehicle ... | 04/12/2011 |
| 7893865 | Vehicular lamp A vehicular lamp includes a lamp chamber formed by a lamp body opening forward and a transparent front cover attached to a forward opening portion thereof; a lamp unit disposed within the lamp chamber; a millimeter wave radar for sending a millimeter wave to reflect... | 02/22/2011 |
| 7786927 | Radar, radio frequency sensor, and radar detection method In a sensor and a radar for measuring the distance and the moving speed of a target by radiating a radio frequency, particularly a millimeter wave, compatibility between cost reduction and high detection performance has been conventionally a significant problem. In ... | 08/31/2010 |
| 7755536 | Method of signal processing for determining range and velocity of an object The present invention is a method of finding range and velocity of a target in a radar system using a time scale factor. Specifically, sending at least one signal from at least one transmitter to a target. A return signal is then received from the target at each tra... | 07/13/2010 |
| 7737882 | Radar device A radar device can reliably, and rapidly detect dirt adhered to a radome surface without misdetection. The radar device includes a transmit/receive shared antenna (306) that transmits an electric wave to an object and receives a reflected wave that has been r... | 06/15/2010 |
| 7714771 | Method and device for measuring the distance and relative speed of multiple objects A method and device are provided for measuring distance and relative speed of a plurality of objects with the aid of an FMCW radar, transmitted signals being reflected by objects, and the reflected signals being received and mixed with the transmitted signals. A com... | 05/11/2010 |
| 7688252 | Radar system, in particular for measuring distance and/or speed In a radar system, harmonic excitation of an antenna is carried out in different frequency ranges. The antenna characteristic which varies as a function thereof is used to analyze different solid angle ranges around an object. ... | 03/30/2010 |
| 7671788 | Apparatus and method for suppression of unnecessary signals in a radar system By pulsing transmission radio waves of continuous wave radar, clutter components included in a reception signal are suppressed. In a radar system that emits into space pulsed transmission radio waves being generated based on a frequency-modulated reference co... | 03/02/2010 |
| 7663534 | Radar sensor and method for analyzing objects A method and a radar sensor for transmitting frequency-modulated transmitted signals and receiving partial waves reflected by objects in the sensor detection range. A frequency shift of the received signal relative to the transmitted signal is determined for each ob... | 02/16/2010 |
| 7633433 | Method for detecting and documenting traffic violations at a traffic light A method for detecting and documenting red-light violations and/or speeding violations in which a radar beam is directed across all lanes of a roadway of interest and in which the speed and the position of a vehicle which passes through the radar beam are determined... | 12/15/2009 |
| 7579981 | Signal processing method for FM-CW radar Disclosed is a signal processing method for an FM-CW radar that can accurately detect the relative distance, relative velocity, etc. with respect to a target approaching or receding at a high relative velocity, wherein predicted values for peak frequencies currently... | 08/25/2009 |
| 7545312 | Target detection device and its detection method This invention relates to a target detection device and its detection method, comprising: a transmitting unit for transmitting a detecting pulse to detect target which then reflects the detecting pulse to generate a reflected pulse; a plurality of measuring units, l... | 06/09/2009 |
| 7508337 | Radar apparatus and signal processing method The radar apparatus of the present invention can obtain distance to a target and speed with higher accuracy even when multiple targets are running within a detecting field of a radar. The radar apparatus can transmit a radio wave by alternately switching a section h... | 03/24/2009 |
| 7504990 | Radar apparatus Disclosed is a DBF radar apparatus comprising: an antenna for radiating a transmit signal; a plurality of antennas for receiving the transmit signal reflected from an object; a first selector switch section for sequentially selecting output terminals of the pluralit... | 03/17/2009 |
| 7486225 | Radar device A data code generator produces a data code, while a reference code generator produces a reference code. The data code is phase-shifted by the data code generator in a predetermined sweep range, according to a sweep command signal given by a phase difference detector... | 02/03/2009 |
| 7432850 | Wideband radar The invention refers to a method and device for wideband radar, the method comprising: —generating a wideband signal (1, 6) with a bandwidth B; —copying the wideband signal (1, 6); —transmitting the wideband signal (6′); —receiving a r... | 10/07/2008 |
| 7432849 | Frequency modulation radar apparatus for vehicle use background of the invention A frequency modulation radar apparatus for vehicle use can suppress the influence of noise to avoid incorrect estimation due to noise thereby to provide a beat frequency with high accuracy and at high speed without increasing the frequency resolution of the beat fre... | 10/07/2008 |
| 7425917 | Radar for detecting the velocity of a target A radar including a target measurement component, a differential velocity calculator and an overall velocity determination portion. The target measurement component transmits and receives an electromagnetic wave over a detection range repeatedly at measurement inter... | 09/16/2008 |
| 7409294 | Traffic alert police radar An enhanced police Doppler direction sensing radar detects possibly dangerous traffic conditions during certain vehicle maneuvers such as U-turns and returns to travel after roadside stops. By monitoring a host or primary vehicle speed, speed transitions, transmissi... | 08/05/2008 |
| 7391361 | Signal processing method for FM-CW radar Disclosed is a signal processing method for an FM-CW radar that can accurately detect the relative distance, relative velocity, etc. with respect to a target approaching or receding at a high relative velocity, wherein predicted values for peak frequencies currently... | 06/24/2008 |
| 7385550 | Method for measuring distances and speeds of several objects by means of an FMCW radar Distance and velocity measuring at a plurality of objects using FMCW radar includes repeating measurements using different frequency ramps and including mixing transmitted and received signals, and recording the mixed signal's spectrum. A matching includes recording... | 06/10/2008 |
| 7373237 | Speed regulator with distance regulating function A speed controller for motor vehicles is provided, the vehicle having a distance regulating function, a locating system for detecting locating data for objects that are in front of the vehicle, and an evaluation device for determining whether a located object needs ... | 05/13/2008 |
| 7369598 | Ultra-wideband receiver and transmitter A waveform-adaptive ultra-wideband (UWB) transmitter and noise-tracking UWB receiver for use in communications, object detection and radar applications. In one embodiment, the output of an oscillator is gated by a low-level impulse generator either directly or throu... | 05/06/2008 |
| 7363812 | Radar level gauge with variable transmission power A pulsed radar level gauge, comprising a transmitter for generating and transmitting a signal in the form of a pulse train, means for receiving pulses reflected in said tank, and to form an analogue tank signal based on these reflections, an analogue to digital conv... | 04/29/2008 |
| 7362261 | Linear frequency-modulated pulse radar A linear frequency-modulated pulse radar system is provided in which the echo signal is mixed with a de-ramp signal, in order to reduce the bandwidth. The transmission signal of the pulse radar and the de-ramp signal are generated with the same reference oscillator,... | 04/22/2008 |
| 7356438 | Method and device for temperature monitoring along a measuring line The present invention relates to a registering device for registering a location along a measuring line, at which location a temperature change takes place. In an advantageous way, according to one exemplary embodiment of the present invention, by means of the FMCW ... | 04/08/2008 |
| 7352320 | FM-CW radar An FM-CW radar includes a transmitting section, a mixing section, an A/D conversion section, a storage unit, and a signal processing section. The transmitting section transmits a continuous wave frequency-modulated with a triangular wave. The mixing section mixes th... | 04/01/2008 |
| 7339518 | FMCW radar device and method for detecting interference An FMCW radar device executes a frequency analysis for a beat signal in a frequency increase interval and a frequency decrease interval, to obtain frequency components in a predetermined high frequency range exceeding a frequency range corresponding to a target dete... | 03/04/2008 |
| 7339517 | Radar A radar wherein a first threshold value is determined in accordance with the intensity of background noise; second threshold values are set in a fixed frequency area around base portions of peaks in the frequency spectrum; the higher one of these second threshold va... | 03/04/2008 |
| 7336221 | High frequency package, transmitting and receiving module and wireless equipment A multilayer dielectric substrate includes a first signal via, a second signal via, an internal-layer signal line, an internal-layer ground conductor, and ground vias. The first signal via is connected to a bias-and-control-signal terminal of a high-frequency semico... | 02/26/2008 |
| 7327307 | Radar system with adaptive waveform processing and methods for adaptively controlling the shape of a radar ambiguity function An adaptive waveform radar system transmits a selected waveform of a family of related waveforms and either phase shifts or bit shifts the radar return signal for correlating with the other waveforms of the family. In some embodiments, phase shifting may be performe... | 02/05/2008 |
| 7317417 | Methods for detection and tracking of targets The present invention relates to active sensor applications, and more particularly is directed to efficient systems and methods for detection and tracking of one or more targets. The invention provides a method for receiving signals reflected from one or more target... | 01/08/2008 |
| 7312745 | Radar A radar wherein, in accordance with a peak frequency f1[t−nT] of a first projecting portion at a predetermined timing t−nT, a center frequency fr[t] of peak frequencies of first and second projecting portions at a current measurement timing t is predicted... | 12/25/2007 |
| 7295154 | Vehicle obstacle warning radar A method for detecting an object using a transmitting antenna and an array of receiving antennas. The method comprises the step of transmitting a signal from the transmitting antenna. The magnitude and phase of a respective received signal at each of the receiving a... | 11/13/2007 |
| 7271761 | Distance calculating method and system In a system, a frequency-modulating unit is configured to frequency-modulate a radar wave signal within a predetermined frequency modulation range from bottom to top so that a frequency of the frequency-modulated radar wave changes in time. The rate of frequency cha... | 09/18/2007 |
