Match Document Document Title
7808423 Methods for rapid target acquisitions in range measurement systems  
A method for acquiring targets within a search area using an electronic device is disclosed. The method involves partitioning a first acquisition time period into a plurality of range gates,...
7808425 Space-borne altimetry apparatus, antenna subsystem for such an apparatus and methods for calibrating the same  
The present invention is directed to a space-borne altimetry apparatus having a first receiving antenna, pointing to outer space, for receiving at least one signal emitted by a remote satellite...
7808424 Method and apparatus for measuring distance  
A device measures distance using a wireless signal that has two simultaneously transmitted components. Each of the two components includes a respective repeated code, the two codes having...
7804446 Antenna for a fill level radar for applications involving high temperatures and/or high pressures  
An antenna for a fill level radar includes a high-temperature process separation device and an attenuation element. The attenuation element is used to improve the measuring signal in the near zone...
7801659 Method and apparatus for lane recognition for a vehicle  
A method and an apparatus for lane recognition for a vehicle that is equipped with an adaptive distance and speed control system are provided, the adaptive distance and speed controller having...
7791529 System for estimating the speed of an aircraft, and an application thereof to detecting obstacles  
The invention relates to a method of determining an estimated speed of an aircraft relative to ground being overflown by the aircraft, in which use is made of the sum of an acceleration...
7786926 Radar system for motor vehicles  
A radar system for motor vehicles, having a radar sensor and an evaluation device for measuring distances and relative velocities of objects in the surrounding field of the vehicle, and a...
7782249 Detection and ranging device and detection and ranging method  
A pseudo-spatial-average-covariance-matrix generating unit selects, from matrixes Rf1, Rf2, Rb1 and Rb2, one appropriate matrix or two or more appropriate matrixes for combination to generate a...
7783451 Arrangement and method for ascertaining whether a set of measurements is acceptable for use in determining a time of flight of signals  
First and second devices (7, 8) are configured to transmit and receive signals wirelessly and have first and second clocks respectively for determining signal transmission and arrival times. The...
7782248 UWB distance measurement system and method of driving the same  
The present invention relates to a UWB distance measurement system and method of driving the system. The system includes a reception antenna for receiving a signal, which is output from a...
7782247 System and method for target location  
A method for method of estimating the position of one or more target nodes based on received reflections of a primary signal. The method includes receiving a primary signal from a transmitter node...
7777669 Object detection device  
An object of the present invention is to provide an object detection apparatus capable of detecting an object at high precision in accordance with the type of the object. The object detection...
7773028 Method and system for concatenation of radar pulses  
A system and method are described for generating waveforms for use in radar and sonar systems. The system includes waveform generation circuitry a waveform generator and an up-conversion module....
7764223 Radar apparatus  
Marine radar apparatus propagates groups of three pulses A, B, C of the same amplitude but different widths, the shorter pulse enabling detection of close range targets and the longer pulses...
7761236 Object recognition apparatus for vehicle and distance measurement apparatus  
In an object recognition apparatus for a vehicle which uses intensities of reflected waves from reflecting objects to make a recognition on whether a reflecting object is a vehicle or a...
7760133 Radar apparatus enabling simplified suppression of interference signal components which result from reception of directly transmitted radar waves from another radar apparatus  
In a FM-CW or CW radar apparatus, when interference components are contained in channel signals obtained as beat signals from array antenna elements of respective channels, and the interference...
7760130 Method and system for presence detection  
A method for presence detection using a microwave transmitter and a microwave receiver, the method including generating a sequence of clock pulses by means of a pulse generator, feeding the clock...
7747410 Door measurement system and method  
A measurement system and method to determine the operating characteristics of a door closure sensor technology and others. The objective of the device is to obtain in a simple manipulation,...
7742773 Using GPS and ranging to determine relative elevation of an asset  
A system and method are disclosed for determining a position of a wireless communication device. A method includes determining a respective (x,y) position of two wireless communication devices,...
7742772 Determining relative elevation using GPS and ranging  
A system and method are disclosed for determining a position of a wireless communication device. A method includes determining a respective (x,y) position of two wireless communication devices,...
7741989 Radar system, radar transmission signal generation method, program therefor and program recording medium  
Disclosed is a radar system capable of detecting near targets even in case of using discrete bands transmission signal. For this end, a discrete bands selection unit 1 selects discrete bands that...
7737884 Method for the operation of a radar system  
The invention relates to a method for operating a radar system (100) especially of a motor vehicle (200), comprising at least one first sensor module (110a) and at least one additional sensor...
7733267 Method for analysing a substance in a container  
Method and apparatus for analyzing a substance in a container, the method comprising the steps of: disposing antenna means (3) at a predetermined geometrical distance (L) from a container portion...
7728763 High resolution ranging apparatus and method using UWB  
Provided is a high resolution distance ranging apparatus using an ultra-wideband (UWB) communication. The apparatus includes: a first spectrum analyzer for extracting a frequency component...
7728765 Method and apparatus for clutter filtering staggered pulse repetition time signals  
A method for clutter filtering staggered pulse repetition time data signals is provided. The method comprises the steps of receiving a plurality of staggered pulse repetition time data signals....
7724178 Traffic alert collision avoidance system (TCAS) devices and methods  
A device for determining the bearing of a vehicle using Inertial Reference Unit (IRU) and Traffic Alert Collision Avoidance System (TCAS) data. The device includes a means to communicate with the...
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...
7714773 RFID tag distance measuring system and reader  
An RFID tag distance measuring system includes a reader that outputs a predetermined carrier signal to a tag and receives a reflected signal of the carrier signal from the tag. The reader has...
7714777 Semiconductor device for spread spectrum radar apparatus  
Provided is a semiconductor device for a spread spectrum radar apparatus which suppresses spurious signals resulting from non-linearity of active elements. The semiconductor device as the inverse...
7706432 Data transfer system, wireless communication device, wireless communication method, and computer program  
In a data transfer system in which wireless data transmission is carried out between a first device and a second device that each has a UWB wireless device, the data transfer system includes a...
7692575 Radar target detection method and radar apparatus using the same  
A radar target detection method in which an azimuth at which a target is located is detected on the basis of reception signals obtained through antenna elements of an array antenna by detecting a...
7688255 Electronic scanning radar apparatus  
An electronic scanning radar apparatus has a cutting portion for cutting receiving data which is comprised of N numbers of data for each channel into two more short time data having M (
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...
7683825 Method and apparatus for measuring distance between a target and a receiver in a ranging system  
A method of measuring distance between a target and a receiver in a ranging system may comprise transmitting a first pulse at a first time determined by a sampling clock in a receiver, receiving...
7684921 Vehicle running control apparatus and map information data recording medium  
The present invention can realize a vehicle running control apparatus including ACC function and map information data recording medium to obtain effective information for safety driving capable...
7683826 Method of electromagnetic coupling between a radar in the L band and radionavigation equipment item and autoprotection and radionavigation device  
A device and a method for eliminating interference between a radar working on the L frequency band and an aeronautical radio navigation equipment item, such as DME (Distance Measurement...
7679562 Target detection apparatus and system  
A target detection apparatus that includes a transmission/reception device for generating a transmission signal for detection of a target, and extracting distance information about the target from...
7675457 Radar system  
A radar system transmits a beam of detection radio waves with a predetermined azimuth width, receives a reflected wave from a target, changes a central azimuth of the beam, and detects the...
7675461 System and method for displaying radar-estimated terrain  
A circuit for a display used on an aircraft causes the display to display a composite terrain image. The composite terrain image can be formed from first terrain data from a terrain database and...
RE41153 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...
7667598 Method and apparatus for detecting presence and range of a target object using a common detector  
A multifunction detector for detecting energy reflected from the surface, the detector comprising: a focal plane array in communication with the optical receiving path; and an optical receiving...
7667637 System and method for radar detection of an object  
There is provided a radar system for detection of one or more objects. The radar system comprises a radar wave transmitter for simultaneously transmitting a CW radar signal and a FM-CW or MF radar...
7663535 System and method to position register and phase synchronize a monitoring network  
A system is disclosed for position registration and phase synchronization of monitors in a monitor network. Each monitor includes a transceiver having a transponder circuit with a calibrated...
7663532 Method for measuring distance and position using spread spectrum signal, and an equipment using the method  
By using the delay profile created by delay profile creating section 102 and the first threshold value 330 received from the first threshold value calculation 105, the first threshold value timing...
7663537 Target detecting apparatus using electronically agile radar  
A target detecting apparatus mounted on a vehicle has an electronically agile radar detecting a beat signal indicating a difference in frequency between transmission and reception signals and...
7650239 Object recognition apparatus for motor vehicle  
An object recognition apparatus in a subject vehicle includes a radar unit for transmitting a plurality of laser beams in a scan range spread in horizontal and vertical directions of the subject...
7649491 Distance measuring apparatus, distance measuring method, reflector and communication system  
A transmission controller 7B is configured to transmit an R/W request signal for requesting transmission of a tag response signal to a RFID tag 1 twice. At this time, a frequency controller 7A...
7649490 Method, and apparatus for measuring distance using radio frequency signal  
Provided are a method, apparatus, and medium for measuring a distance using a radio frequency (RF) signal. The method of measuring a distance includes setting the transmitter power of an RF signal...
7642952 Spread spectrum radar apparatus  
A spread spectrum radar apparatus includes: a transmission unit which generates a spread signal that is a spectrum-spread signal, using a first oscillator signal, a second oscillator signal, and a...
7639175 Method and apparatus for estimating terrain elevation using a null response  
A weather radar system coupled to a weather radar antenna, including a receive circuit for receiving radar returns received by the antenna and a processor for summing portions of the radar return...