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Class Information
Number: 343/815
Name: Communications: radio wave antennas > Antennas > Balanced doublet - centerfed (e.g., dipole) > Plural > Parallel arrangement > With parasitic element (e.g., reflector or director)
Description: Subject matter wherein the doublets are combined with conductive structure (usually metallic, e.g., rod) which reradiates into free space impinging radio waves coming from or going to the antennas.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8648755 Antenna and method for steering antenna beam direction Feb. 11, 2014
8633863 Modal adaptive antenna using pilot signal in CDMA mobile communication system and related signal receiving method Jan. 21, 2014
8604988 Multi-function array for access point and mobile wireless systems Dec. 10, 2013
8581789 Active self-reconfigurable multimode antenna system Nov. 12, 2013
8558748 Printed dual-band Yagi-Uda antenna and circular polarization antenna Oct. 15, 2013
8525748 Variable directivity antenna apparatus provided with antenna elements and at least one parasitic element connected to ground via controlled switch Sep. 3, 2013
8519902 Wireless local area network antenna array Aug. 27, 2013
8487816 Patch antenna element array Jul. 16, 2013
8482473 Planar reconfigurable antenna Jul. 9, 2013
8362962 Antenna and method for steering antenna beam direction Jan. 29, 2013
8354972 Dual-polarized radiating element, dual-band dual-polarized antenna assembly and dual-polarized antenna array Jan. 15, 2013
8242968 Mobile television antenna with integrated UHF digital booster Aug. 14, 2012
8237618 Slot-fed Yagi aerial Aug. 7, 2012
8207901 Antenna for underwater communications Jun. 26, 2012
8184062 Wireless local area network antenna array May. 22, 2012
8164536 Directed dual beam antenna Apr. 24, 2012
8144070 Portable yagi antenna kit for being frequency/wavelength adjustable by virtue of being knockdownable Mar. 27, 2012
8026860 Electrically small antenna devices, systems, apparatus, and methods Sep. 27, 2011
8018394 UHF digital booster kit for a television antenna and method Sep. 13, 2011
7948365 Tire air pressure monitoring system May. 24, 2011
7920096 Radio frequency identification tagging Apr. 5, 2011
7911402 Antenna and method for steering antenna beam direction Mar. 22, 2011
RE42087 Tunable antenna system Feb. 1, 2011
7808443 Antenna arrangement with interleaved antenna elements Oct. 5, 2010
7705797 Antenna arrangement Apr. 27, 2010
7696928 Systems and methods for using parasitic elements for controlling antenna resonances Apr. 13, 2010
7639198 Dipole antenna array having dipole arms tilted at an acute angle Dec. 29, 2009
7633454 Antenna array system and method for beamsteering Dec. 15, 2009
7629938 Open Yaggi antenna array Dec. 8, 2009
7616159 Antenna array Nov. 10, 2009
7573388 RFID device with augmented grain Aug. 11, 2009
7505009 Polarization-diverse antenna array and associated methods Mar. 17, 2009
7463211 Adjustable antenna element and antennas employing same Dec. 9, 2008
7457587 Method and apparatus for forming array antenna beam of mobile terminal Nov. 25, 2008
7427964 Center fed half wave dipole antenna system Sep. 23, 2008
7405701 Multi-band bent monopole antenna Jul. 29, 2008
7391385 Directional antenna Jun. 24, 2008
7388555 Adjustable-frequency two-element bowtie antenna Jun. 17, 2008
7382330 Antenna system with parasitic element and associated method Jun. 3, 2008
7365702 Antenna device Apr. 29, 2008
7339527 Controllable antenna arrangement Mar. 4, 2008
7339545 Impedance matching means between antenna and transmission line Mar. 4, 2008
7333057 Stacked patch antenna with distributed reactive network proximity feed Feb. 19, 2008
7323977 Tunable RFID tag for global applications Jan. 29, 2008
7286097 Yagi antenna with balancing tab Oct. 23, 2007
7277058 Wireless communication device antenna for improved communication with a satellite Oct. 2, 2007
7236130 Symmetrical antenna in layer construction method Jun. 26, 2007
7224313 Multiband antenna with parasitically-coupled resonators May. 29, 2007
7218288 Antenna that uses four metal conductors May. 15, 2007
7205953 Directional antenna array Apr. 17, 2007

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