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Class Information
Number: 342/21
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Base band system
Description: Subject matter wherein a radar signal extends over a broad band of frequencies rather than being at a single carrier frequency.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8674871 Method and system for aiding environmental characterization by ultra-wideband radiofrequency signals Mar. 18, 2014
8643535 Radar device Feb. 4, 2014
8630357 Ultra-wideband dual band magnitude summer apparatus and method Jan. 14, 2014
8587474 Resolution radar using metamaterials Nov. 19, 2013
8573529 Standoff detection of motion and concealed unexploded ordnance (UXO) Nov. 5, 2013
8547273 Pulse radar apparatus and control method thereof Oct. 1, 2013
8502729 Ultra-wideband radar sensors and networks Aug. 6, 2013
8391336 Variable length ranging and direction-finding signals constructed from bandlimited kernels and sparse spreading sequences Mar. 5, 2013
8368586 Person-borne improvised explosive device detection Feb. 5, 2013
8350745 Anti jamming system Jan. 8, 2013
8350746 Anti jamming system Jan. 8, 2013
8319682 Method and apparatus for examining an object using electromagnetic millimeter-wave signal illumination Nov. 27, 2012
8237603 Receiver test circuits, systems and methods Aug. 7, 2012
8190286 Machine tool monitoring device May. 29, 2012
8169359 Pulse doppler radar device May. 1, 2012
8116959 System and method of vehicular wireless communication Feb. 14, 2012
8072367 Organically reactive cell for underground sensing (ORCUS) and system Dec. 6, 2011
8063814 Beat-product radio imaging method (RIM) Nov. 22, 2011
7982657 Ultra-wideband radar waveform calibration for measurements of a heterogeneous material Jul. 19, 2011
7983692 Wireless communication apparatus and distance measuring method Jul. 19, 2011
7978071 Device and method for detecting the presence of an object Jul. 12, 2011
7969344 Methods and systems for improved extraction of a signal from a noisy environment Jun. 28, 2011
7920088 Apparatus and method to identify targets through opaque barriers Apr. 5, 2011
7884757 Scanning ultra wideband impulse radar Feb. 8, 2011
7864100 Self-referencing radar pulse detector Jan. 4, 2011
7812760 Short-range radar and control method thereof Oct. 12, 2010
7782976 Multiple channel waveform generator with dynamic delay through symbol superresolution Aug. 24, 2010
RE41479 Time domain radio transmission system Aug. 10, 2010
7741989 Radar system, radar transmission signal generation method, program therefor and program recording medium Jun. 22, 2010
7719457 Digitally tuned digital radio frequency memory May. 18, 2010
7715502 Digital low-power CMOS pulse generator for ultra-wideband systems May. 11, 2010
7656347 Quadrature radar apparatus Feb. 2, 2010
7656346 Millimeter wave image processor and millimeter wave image processing method Feb. 2, 2010
7592944 System and method for intrusion detection using a time domain radar array Sep. 22, 2009
7576687 RF front-end circuitry with reduced DC offset Aug. 18, 2009
7548192 Method of mapping steel reinforcements in concrete foundations Jun. 16, 2009
7541968 System and method for detecting an intruder using impulse radio technology Jun. 2, 2009
7515092 Sub-frame synchronized residual radar Apr. 7, 2009
7446695 Precision pulse detection system for radar sensors Nov. 4, 2008
7439899 Encoded transmitted signals in a simultaneous dual polarization weather system Oct. 21, 2008
7417581 System and method for intrusion detection using a time domain radar array Aug. 26, 2008
7414567 ADS-B radar system Aug. 19, 2008
7411539 Method for detecting the presence of radar signal emitters, an electronic support measures unit and a system for determining the position and identity of said emitters Aug. 12, 2008
7379016 Carrier phase detection system for radar sensors May. 27, 2008
7358888 System and method for intrusion detection using a time domain radar array Apr. 15, 2008
7355545 Through the wall ranging with triangulation using multiple spaced apart radars Apr. 8, 2008
7345617 Apparatus for collecting ground radar data with polarization information Mar. 18, 2008
7336219 System and method for generating a radar detection threshold Feb. 26, 2008
7304604 Radar sensor and method for operating a radar sensor Dec. 4, 2007
RE39759 Time domain radio transmission system Aug. 7, 2007

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