Circular Array Beamforming Using Phase Modes

Abstract

The desire to perform 360deg horizon surveillance over wide bandwidths has resulted in planar array designs that require multiple faces. Circular/cylindrical phased arrays satisfy many of the stringent requirements on multifunction apertures with their ability to offer full 360deg view using omnidirectional/directional beams. These arrays do not suffer from scan loss or beam broadening. However, cylindrical/circular arrays do have mature beamforming designs like planar arrays. This report provides an overview of one method of transforming circular array beamforming to linear array beamforming allowing use of linear array beamforming techniques. Modeling and simulation efforts to initialize this development is presented.

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Document Details

Document Type
Technical Report
Publication Date
Dec 16, 2019
Accession Number
AD1091149

Entities

People

  • Anna Stumme
  • Mark P. Parent
  • Rashmi Mital

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Advanced Electronics
  • Electronic Warfare

DTIC Thesaurus Topics

  • Acquisition
  • Additive Manufacturing
  • Antennas
  • Arrays
  • Assembly
  • Bandwidth
  • Beam Steering
  • Boundaries
  • Circuit Boards
  • Coaxial Cables
  • Directional
  • Electronic Warfare
  • Far Field
  • Frequency
  • Frequency Bands
  • Impedance
  • Information Operations
  • Linear Arrays
  • Phase Shift
  • Phased Arrays
  • Radiation Patterns
  • Simulations
  • Test Beds
  • Test Fixtures
  • Three Dimensional

Fields of Study

  • Engineering

Readers

  • Computational Modeling and Simulation
  • Phased Array Antenna Design.