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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8144049 | Radar with non-uniformly spaced antenna array In a radar with a non-uniformly spaced antenna array, an extractor estimates a number of arrivals of echoes to the antenna array. A setter sets a number of azimuths corresponding to a number of extracted peaks as a number of tested azimuths greater than the number o... | 03/27/2012 |
| 8102309 | Radar device Provided is a radar device capable of accurately calculating directions and the number of targets. A direction calculation unit includes a correlation matrix addition prohibition unit that prohibits, when a peak frequency in a plurality of modulation periods of a ta... | 01/24/2012 |
| 8054216 | Radar device and target angle detection method A radar device has a plurality of receiving antennas which receive, as a reception wave, a radar wave sent in a predetermined reference direction and reflected by a target; a phase difference detection unit which detects a first phase difference of the reception wav... | 11/08/2011 |
| 7973703 | Method and apparatus for creating and processing universal radar waveforms A new approach to radar imaging is described herein, in which radar pulses are transmitted with an uneven sampling scheme and subsequently processed with novel algorithms to produce images of equivalent resolution and quality as standard images produced using standa... | 07/05/2011 |
| 7961139 | Digital beam forming using frequency-modulated signals The present invention relates to a method for angular determination and/or for increasing the angular resolution or a detectable angular range when operating antenna groups using the technique of digital beam forming (DBF), as well as a device for carrying out the m... | 06/14/2011 |
| 7880669 | Radar apparatus To provide a radar apparatus capable of rapidly detecting an object at the end of a detecting range. The present invention provides a radar apparatus comprising a radar sensor that transmits a transmitting wave to a predetermined angular range and receives a reflect... | 02/01/2011 |
| 7859450 | Detection and ranging appartus and detection and ranging method In a detection and ranging apparatus that performs direction-of-arrival estimation using a sensor array and that enlarges an effective aperture using a plurality of transmitting sensors, adverse effects associated with time division switching are eliminated, achievi... | 12/28/2010 |
| 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 pseudo-spatial-average-covar... | 08/24/2010 |
| 7755537 | Method and apparatus for adjusting orientation direction of array antenna of direction detection apparatus A direction detection apparatus transmits radar waves, with resultant reflected waves being received as incident waves by elements of an array antenna. Normally the direction of a target object is calculated based on analyzing respective received signals from the an... | 07/13/2010 |
| 7750841 | Determining positional information Apparatus for determining positional information relating to an object, comprising: means for receiving, comprising a plurality of receiving elements; detection means for detecting signals received at the receiving elements and for generating output signals represen... | 07/06/2010 |
| 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 change in levels of spectrum peaks in an azimuth spectrum of reception... | 04/06/2010 |
| 7623062 | System and method for target detection with a radar antenna A system and method for controlling a radar antenna are provided. The method includes generating a first single beam antenna pattern, generating a second single beam antenna pattern and transmitting the first and second single beam antenna patterns. The method furth... | 11/24/2009 |
| 7586436 | Radar device A radar device separates directions of a plurality of targets, obtained from combinations of antenna beams, with a high accuracy. The radar device includes: a direction calculating unit for calculating a primary direction, which is the direction of a target, from a ... | 09/08/2009 |
| 7573419 | Method and system for unambiguous angle resolution of a sparse wide-band antenna array The present inventive concept for bistatic or monostatic radar utilization discloses a method and a system for unambiguous angle resolution of a sparse wide-band array antenna by utilizing an ultra wide-band signal, generally a wide-band noise signal which may be co... | 08/11/2009 |
| 7443335 | Radar system To obtain a radar system capable of obtaining an appropriate angular precision by calculating an angle error based on distributions of relative speeds and angles of reflecting points, and of obtaining the appropriate angular precision including an axis deviation ang... | 10/28/2008 |
| 7439902 | Radar controlled automatic target illumination system A radar controlled automatic target illumination system for marine and other moving vessels. A radar system operably connected to the vessel produces an electronic signal corresponding to an azimuth of a target relative to, and in proximity to the vessel. An array o... | 10/21/2008 |
| 7417581 | System and method for intrusion detection using a time domain radar array A system and method for highly selective intrusion detection using a sparse array of time modulated ultra wideband (TM-UWB) radars. Two or more TM-UWB radars are arranged in a sparse array around the perimeter of a building. Each TM-UWB radar transmits ultra wideban... | 08/26/2008 |
| 7417586 | Methods and systems for interferometric cross track phase calibration A method to compensate for variances in signal path delays for a plurality of radar return processing channels is described. The method comprises providing a signal in the signal path between an antenna and a corresponding receiver of each radar return processing ch... | 08/26/2008 |
| 7417585 | Radar scanning method A scanning method of an in-vehicle scanning-type radar for emitting beams subsequently to execute scanning and for detecting an object includes determining whether or not the object is in an approaching state. When it is determined that the object is not in the appr... | 08/26/2008 |
| 7369083 | Method for performing bistatic radar functions A bistatic radar system having a transmitter that generates unique signals at spatially independent transmitter degrees of freedom and a receiver that filters the signal at each receiver degree of freedom into a group of signals identical in number to the number of ... | 05/06/2008 |
| 7358888 | System and method for intrusion detection using a time domain radar array A system and method for highly selective intrusion detection using a sparse array of time modulated ultra wideband (TM-UWB) radars. Two or more TM-UWB radars are arranged in a sparse array around the perimeter of a building. Each TM-UWB radar transmits ultra wideban... | 04/15/2008 |
| 7348918 | Mobile ballistic missile detection and defense system The present invention is directed towards a ballistic missile detection and defense system. The system of the present invention comprises a ship based interceptor or antiballistic missile, a missile launch detection and tracking system, and a signal processing syste... | 03/25/2008 |
| 7342513 | Aircraft interior wireless communications system A wireless communications system suitable for use within an aircraft, such as a part of a wireless emergency lighting system (WELS) is provided. In an aircraft, EXIT signs are located throughout the interior of the aircraft, including the ceiling (general illuminati... | 03/11/2008 |
| 7333047 | System and method for spatially diverse radar signal processing An ultra wideband radar system for detecting objects where at least one of the radar system or the object is moving. The radar may be scanned in at least one dimension, which may include angle or range. The system includes a scan combiner that combines scan informat... | 02/19/2008 |
| 7330149 | Method for locating multiple angle sources using a monopulse radar A monopulse radar tracking method which analyzes boresight error information provided a monopulse radar to determine a location for two targets. The monopulse radar tracking method analyzes the boresight error information to determine an angle of arrival for a domin... | 02/12/2008 |
| 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 |
| 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 |
| 7327306 | RF system for tracking objects A system for tracking an object in space for position, comprises a transponder device connectable to the object. The transponder device has one or several transponder aerial(s) and a transponder circuit connected to the transponder aerial for receiving an RF signal ... | 02/05/2008 |
| 7324041 | Method for solving two RF signals' angular position A method for determining an angle for each of two RF signals at different frequencies and offset from each other. The average angle of a composite signal is obtained from the two RF signals over a frequency difference period by averaging the frequency difference per... | 01/29/2008 |
| 7321330 | Ball measuring apparatus The present invention provides a ball measuring apparatus capable of measuring a trajectory of a ball from a hitting position to a landing position, the landing position and a stop position. A ball measuring apparatus 100 according to a first embodiment inclu... | 01/22/2008 |
| 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 |
| 7295150 | Methods and systems for identifying high-quality phase angle measurements in an interferometric radar system A method for determining a mechanical angle to a radar target utilizing a multiple antenna radar altimeter is described. The method comprises receiving radar return signals at the multiple antennas, populating an ambiguity resolution matrix with the electrical phase... | 11/13/2007 |
| 7289058 | Radar apparatus The present invention relates to a radar apparatus that forms multiple digital beams based on reflected waves of a transmitted radio wave. A transmit signal is transmitted in a predetermined cycle from one of transmitting/receiving antennas A1 to A4 ar... | 10/30/2007 |
| 7286079 | Method and apparatus for detecting slow-moving targets in high-resolution sea clutter An apparatus for non-coherently detecting slow-moving targets in high resolution sea clutter includes a binary detector for converting high resolution radar returns, produced in response to a radar pulse scan of a plurality of identical pulses, into corresponding bi... | 10/23/2007 |
| 7277046 | Single transmit multi-receiver modulation radar, multi-modulation receiver and method A single transmit multi-receiver modulation radar modulates radar return signals received through an associated receive-signal path with one of a plurality of differing modulation waveforms having low-cross correlation products. Each receive-signal path may be assoc... | 10/02/2007 |
| 7274324 | Apparatus and method of tracking objects in flight A path in three-dimensions for an object in flight is determined according to a radar signal reflected by the object. The radar signal is transmitted at an offset angle from horizontal sufficient to capture the object within the transmitted radar signal. The transmi... | 09/25/2007 |
| 7262692 | Emergency evacuation guiding system using signal strength for guidance An emergency evacuation guiding system for guiding people to run away in a building system as an accident occurs comprises a detector system for detecting an accidents which is occurred in the building system; an informing system for informing people that an acciden... | 08/28/2007 |
| 7262729 | Radio detection and ranging intrusion detection system A radar system having a processor, a waveform generator, a plurality of antenna interfaces, a set of first antennas configured to transmit a waveform, and a set of second antennas configured to receive a reflected waveform is disclosed. The waveform generator and an... | 08/28/2007 |
| 7248206 | Instantaneous multisensor angular bias autoregistration Unknown alignment biases of sensors of a tracking system are estimated by an iterative Kalman filter method. Current measurements are corrected for known alignment errors and previously estimated alignment biases. The filter time reference is updated to produce esti... | 07/24/2007 |
| 7242350 | Estimating an angle-of-arrival of a signal by determining polarization Estimating an angle-of-arrival of a signal includes receiving a signal sent from an emitter. The signal is received at a singly polarized antenna system associated with an antenna response model. An autocorrelation matrix having noise-related eigenvectors is generat... | 07/10/2007 |
