Quadrifilar Helix Antenna

Abstract

A quadrifial helical antenna is provided having feed points connected to the individual helical antenna elements through a spiral coupling path. The spiral coupling path additionally is wound contrarily to the winding of the helix. Moreover, each path has variable dimensions to provide impedance matching.

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Document Details

Document Type
Technical Report
Publication Date
Oct 13, 1998
Accession Number
ADD019389

Entities

People

  • Michael J. Josypenko

Organizations

  • United States Department of the Navy

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies
  • Space

DTIC Thesaurus Topics

  • Antenna Feeds
  • Antenna Radiation Patterns
  • Antennas
  • Artificial Satellites
  • Circular Polarization
  • Connectors
  • Couplings
  • Dipole Antennas
  • Directional Antennas
  • Frequency
  • Frequency Bands
  • Helical Antennas
  • Impedance
  • Monopole Antennas
  • Radiation Patterns
  • Spiral Antennas
  • Transmission Lines

Fields of Study

  • Physics

Readers

  • Electrical Engineering
  • Phased Array Antenna Design.