Inventor
KILLEN WILLIAM D
US46 patents
⚠️ This page may combine multiple inventors who share the name “KILLEN WILLIAM D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HARRIS CORP
45 patentsUS6753814B2Jun 22, 2004
Dipole arrangements using dielectric substrates of meta-materials
HARRIS CORP176 citations99
US5892480AApr 6, 1999
Variable pitch angle, axial mode helical antenna
HARRIS CORP197 citations99
US6985118B2Jan 10, 2006
Multi-band horn antenna using frequency selective surfaces
HARRIS CORP232 citations98
US6906676B2Jun 14, 2005
FSS feeding network for a multi-band compact horn
HARRIS CORP228 citations98
US7006052B2Feb 28, 2006
Passive magnetic radome
HARRIS CORP65 citations97
US6842140B2Jan 11, 2005
High efficiency slot fed microstrip patch antenna
HARRIS CORP80 citations97
US6791496B1Sep 14, 2004
High efficiency slot fed microstrip antenna having an improved stub
HARRIS CORP107 citations97
US6597318B1Jul 22, 2003
Loop antenna and feed coupler for reduced interaction with tuning adjustments
HARRIS CORP81 citations97
US6750820B2Jun 15, 2004
High efficiency antennas of reduced size on dielectric substrate
HARRIS CORP56 citations96
US6731248B2May 4, 2004
High efficiency printed circuit array of log-periodic dipole arrays
HARRIS CORP58 citations96
US6720926B2Apr 13, 2004
System for improved matching and broadband performance of microwave antennas
HARRIS CORP63 citations96
US6943731B2Sep 13, 2005
Arangements of microstrip antennas having dielectric substrates including meta-materials
HARRIS CORP69 citations94
US6963259B2Nov 8, 2005
High efficiency resonant line
HARRIS CORP39 citations93
US6753745B2Jun 22, 2004
High efficiency four port circuit
HARRIS CORP48 citations93
US6750740B2Jun 15, 2004
High efficiency interdigital filters
HARRIS CORP33 citations93
US6741148B2May 25, 2004
High efficiency coupled line filters
HARRIS CORP32 citations93
US6734827B2May 11, 2004
High efficiency printed circuit LPDA
HARRIS CORP27 citations93
US6731244B2May 4, 2004
High efficiency directional coupler
HARRIS CORP40 citations93
US6727785B2Apr 27, 2004
High efficiency single port resonant line
HARRIS CORP39 citations93
US5940045AAug 17, 1999
Optimization of DC power to effective irradiated power conversion efficiency for helical antenna
HARRIS CORP45 citations93
US6995711B2Feb 7, 2006
High efficiency crossed slot microstrip antenna
HARRIS CORP40 citations92
US6731246B2May 4, 2004
Efficient loop antenna of reduced diameter
HARRIS CORP20 citations92
US6407717B2Jun 18, 2002
Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes
HARRIS CORP29 citations92
US6052098AApr 18, 2000
Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes
HARRIS CORP27 citations92
US6879298B1Apr 12, 2005
Multi-band horn antenna using corrugations having frequency selective surfaces
HARRIS CORP41 citations91
US6236362B1May 22, 2001
Mitigation of antenna test range impairments caused by presence of undesirable emitters
HARRIS CORP23 citations91
US6900763B2May 31, 2005
Antenna system with spatial filtering surface
HARRIS CORP31 citations90
US6885355B2Apr 26, 2005
Spatial filtering surface operative with antenna aperture for modifying aperture electric field
HARRIS CORP29 citations90
US6806843B2Oct 19, 2004
Antenna system with active spatial filtering surface
HARRIS CORP33 citations90
US6020862AFeb 1, 2000
Method for making non-planar radio frequency device and device produced thereby
HARRIS CORP25 citations89
US6982671B2Jan 3, 2006
Slot fed microstrip antenna having enhanced slot electromagnetic coupling
HARRIS CORP15 citations84
US6737932B2May 18, 2004
Broadband impedance transformers
HARRIS CORP15 citations84
US7088308B2Aug 8, 2006
Feedback and control system for radomes
HARRIS CORP15 citations83
US7030834B2Apr 18, 2006
Active magnetic radome
HARRIS CORP13 citations83
US6184826B1Feb 6, 2001
Extension of dynamic range of emitter and detector circuits of spread spectrum-based antenna test range
HARRIS CORP15 citations82
US6115005ASep 5, 2000
Gain-optimized lightweight helical antenna arrangement
HARRIS CORP17 citations80
US6781486B2Aug 24, 2004
High efficiency stepped impedance filter
HARRIS CORP8 citations74
US6700463B2Mar 2, 2004
Transmission line structure for reduced coupling of signals between circuit elements on a circuit board
HARRIS CORP8 citations74
US6195062B1Feb 27, 2001
Printed circuit board-configured dipole array having matched impedance-coupled microstrip feed and parasitic elements for reducing sidelobes
HARRIS CORP11 citations73
US6421004B2Jul 16, 2002
Mitigation of antenna test range impairments caused by presence of undesirable emitters
HARRIS CORP11 citations72
US6384780B2May 7, 2002
Extension of dynamic range of emitter and detector circuits of spread spectrum-based antenna test range
HARRIS CORP11 citations71
US6838954B2Jan 4, 2005
High efficiency quarter-wave transformer
HARRIS CORP2 citations63
US6753744B2Jun 22, 2004
High efficiency three port circuit
HARRIS CORP3 citations63
US6825743B2Nov 30, 2004
Substrate enhancement for improved signal characteristics on a discontinuous transmission line
HARRIS CORP6 citations57
US6794952B2Sep 21, 2004
High efficiency low pass filter
HARRIS CORP1 citations52