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Class Information
Number: 342/108
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Determining velocity > Combined with determining distance and direction > With correlation
Description: Subject matter including a measurement of a relationship between the transmitted and the received radar signals.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8686893 Radar device Apr. 1, 2014
8648745 Electronic scanning radar apparatus, received wave direction estimating method, and received wave direction estimating program Feb. 11, 2014
8582698 Reduced complexity timing estimation for locating the position of a mobile terminal Nov. 12, 2013
8542145 Locating system based on noisy type waveforms Sep. 24, 2013
8345731 Methods and apparatus for reducing a sampling rate during a sampling phase determination process Jan. 1, 2013
8330648 Method and apparatus for measuring distance in a wireless environment Dec. 11, 2012
8174433 Bias estimation and orbit determination May. 8, 2012
8115669 Vehicular radar device Feb. 14, 2012
8064500 Correlation calculation control circuit and correlation calculation control method Nov. 22, 2011
7924213 Method of and device for tracking an object Apr. 12, 2011
7907083 Radar device Mar. 15, 2011
7758507 Blood flow imaging Jul. 20, 2010
7746225 Method and system for conducting near-field source localization Jun. 29, 2010
7724181 Target object detection apparatus for acquiring information concerning target objects based on correlation matrix derived from signal values corresponding to reflected electromagnetic waves May. 25, 2010
7719460 Radar device May. 18, 2010
7719461 Track fusion by optimal reduced state estimation in multi-sensor environment with limited-bandwidth communication path May. 18, 2010
7714769 Method for estimating the width of radar objects May. 11, 2010
7508336 Single scan track initiation for radars having rotating, electronically scanned antennas Mar. 24, 2009
7474962 Methods and systems of relative navigation for shipboard landings Jan. 6, 2009
7463181 Method of suppressing interferences in systems for detecting objects Dec. 9, 2008
7423576 System and method for radar tracking using communications packets Sep. 9, 2008
7420501 Method and system for correlating radar position data with target identification data, and determining target position using round trip delay data Sep. 2, 2008
7420503 Small-sized low-power dissipation short-range radar that can arbitrarily change delay time between transmission and reception with high time resolution and method of controlling the same Sep. 2, 2008
7408499 Generations of sequences of waveforms Aug. 5, 2008
7394422 Interferometer-type radar Jul. 1, 2008
7345621 Real-time multistatic radar signal processing system and method Mar. 18, 2008
7315276 Beam compression radar Jan. 1, 2008
7301496 Radar apparatus Nov. 27, 2007
7268723 System and method for locating targets using measurements from a space based radar Sep. 11, 2007
7248205 Radar apparatus Jul. 24, 2007
7199750 Real-time multistatic radar signal processing system and method Apr. 3, 2007
7193557 Random set-based cluster tracking Mar. 20, 2007
7164381 Target identifying apparatus, target identifying method, and target identifying program Jan. 16, 2007
7161529 Dual forward scattering method for modeling multipath propagation Jan. 9, 2007
7151476 Radar system having a beamless emission signature Dec. 19, 2006
7151483 System and method for concurrent operation of multiple radar or active sonar systems on a common frequency Dec. 19, 2006
7132975 Apparatus and method for detecting moving objects Nov. 7, 2006
7030814 System and method to estimate the location of a receiver in a multi-path environment Apr. 18, 2006
7026981 Surface interaction region methodology for delimiting multipath propagation inquiry Apr. 11, 2006
6999025 Clutter rejection in a passive radar receiver of OFDM signals with antenna array Feb. 14, 2006
6940447 Radar device and method for operating a radar device Sep. 6, 2005
6941196 Modified three lobe search method Sep. 6, 2005
6914931 Spread spectrum receiver kalman filter residual estimator method Jul. 5, 2005
6876859 Method for estimating TDOA and FDOA in a wireless location system Apr. 5, 2005
6859659 Estimation of vector velocity Feb. 22, 2005
6801153 Spread spectrum radar with leak compensation at baseband Oct. 5, 2004
6801152 Method for determining the optimum observer heading change in bearings-only passive emitter tracking Oct. 5, 2004
6714155 Method of passively estimating an emitter's position and velocity using bearings-only without requiring observer acceleration Mar. 30, 2004
6711384 Apparatus and method for controlling communications based on moving speed Mar. 23, 2004
6686868 Radar ranging device for performing merging process on a plurality of detected targets Feb. 3, 2004

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