Electronics Letters · 1980 · 10 citations · 2 references
EngineeringElectrical EngineeringAntennasElectromagneticsMicrowave EngineeringAntenna DesignAntenna GainAntenna RadiationAntenna Radiation PatternsHelical AntennasMicrowave AntennasAntenna CouplingAxial RatioHelical Antenna DesignHelical Antenna GeometryNumber Of TurnsParasitic ElementsRadiation Pattern AnalysisRadiation Pattern Theory
An antenna system consisting of a driven balanced helix and two parasitic helices is compared with a continuously wound balanced helix with the same total turns. The similarity in the radiation pattern, axial ratio and directive gain are found by theoretical investigation.
2
The balanced helices radiating in the axial mode
Hisamatsu Nakano, Junji Yamauchi · 2005 · 10 citations