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Class Information
Number: 342/81
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Return signal controls radar system > Antenna control > Beam direction by phase or frequency control
Description: Subject matter including control of which way the signal emanating from the antenna is directed by varying the phase or frequency of the signal.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8587474 Resolution radar using metamaterials Nov. 19, 2013
8587470 Radar apparatus and target detecting method Nov. 19, 2013
8558735 High-resolution radar map for multi-function phased array radar Oct. 15, 2013
8552905 Automated layout of beams Oct. 8, 2013
8547206 Apparatus, method and program for detecting direction of noncontact IC medium and computer-readable recording medium having the program recorded thereon Oct. 1, 2013
8451163 Weather radar apparatus and weather observation method May. 28, 2013
8441397 Monostatic multibeam radar sensor device for a motor vehicle May. 14, 2013
8427362 Radar apparatus for radiating and receiving electric waves having grating lobes Apr. 23, 2013
8362944 Radar system Jan. 29, 2013
8331943 Measurement opportunities for a mobile unit operating with a switched beam antenna in a CDMA system Dec. 11, 2012
8330600 Cold noise source system Dec. 11, 2012
8289203 Radar architecture Oct. 16, 2012
8259005 True time delay diversity beamforming Sep. 4, 2012
8248210 Method and system to determine the position, orientation, size, and movement of RFID tagged objects Aug. 21, 2012
8183935 Phased shifted oscilator and antenna May. 22, 2012
8184041 Search of an acquisition face with modified spy radar May. 22, 2012
8174433 Bias estimation and orbit determination May. 8, 2012
8159384 Method for examining an ice region or dry region using radar echo sounding Apr. 17, 2012
8144051 Adaptive sidelobe blanking for motion compensation Mar. 27, 2012
8068053 Low-profile lens method and apparatus for mechanical steering of aperture antennas Nov. 29, 2011
8022860 Enchanced interference cancellation and telemetry reception in multipath environments with a single paraboic dish antenna using a focal plane array Sep. 20, 2011
7911373 Compact active phased array antenna for radars Mar. 22, 2011
7898464 System and method for transmitting signals via photonic excitation of a transmitter array Mar. 1, 2011
7876256 Antenna back-lobe rejection Jan. 25, 2011
7843375 Method and apparatus for monitoring the RF environment to prevent airborne radar false alarms that initiate evasive maneuvers, reactionary displays or actions Nov. 30, 2010
7830982 Common antenna array using baseband adaptive beamforming and digital IF conversion Nov. 9, 2010
7821443 Dual mode radar methods and systems Oct. 26, 2010
7782245 Radar system Aug. 24, 2010
7737879 Split aperture array for increased short range target coverage Jun. 15, 2010
7710313 Method of using a microwave and millimeter frequency bistatic radar for tracking and fire control May. 4, 2010
7664533 Method and apparatus for a multi-beam antenna system Feb. 16, 2010
7656345 Low-profile lens method and apparatus for mechanical steering of aperture antennas Feb. 2, 2010
7567202 Radar system Jul. 28, 2009
7551680 Wireless communication method and apparatus for forming, steering and selectively receiving a sufficient number of usable beam paths in both azimuth and elevation Jun. 23, 2009
7535410 Weight calculation method, weight calculation device, adaptive array antenna, and radar device May. 19, 2009
7522939 Radio communication apparatus Apr. 21, 2009
7522096 Method for phase calibrating antennas in a radar system Apr. 21, 2009
7498970 Monitor Mar. 3, 2009
7486224 Microwave and millimeter frequency bistatic radar tracking and fire control system Feb. 3, 2009
7460060 Electromagnetic wave transmitting/receiving module and imaging sensor having electromagnetic wave transmitting/receiving module Dec. 2, 2008
7460834 Method and apparatus for utilizing a directional beam antenna in a wireless transmit/receive unit Dec. 2, 2008
7426386 Beam laydown for hopped satellite downlink with adaptable duty cycle Sep. 16, 2008
7423578 Split aperture array for increased short range target coverage Sep. 9, 2008
7382311 Method, computer program product and system for differentiating physical sources from second order nonlinear signal effects Jun. 3, 2008
7379707 System for concurrent mobile two-way data communications and TV reception May. 27, 2008
7340254 Measurement opportunities for a mobile unit operating with a switched beam antenna in a CDMA system Mar. 4, 2008
7307583 Antenna adjustment system and method for an aircraft weather radar system Dec. 11, 2007
7274936 Method and apparatus for measuring channel quality using a smart antenna in a wireless transmit/receive unit Sep. 25, 2007
7248215 Beam architecture for improving angular resolution Jul. 24, 2007
7242345 Method for controlling a radar antenna Jul. 10, 2007

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