An Anti-Jam Manpack Antenna for Global Positioning System Application

Abstract

The GPS Anti-Jam Manpack Antenna (AJMA) system is an ECCM addition to the GPS manpack/vehicular user equipment which will minimize GPS receiver performance degradation due to a jammer by steering a null into the direction of the interference source. Operating strictly at the GPS RF signal level AJMA will easily interface with a GPS receiver without modification and add minimal signal degradation. From results of the experiments described, it is concluded that there exists a feasible method of using null-steering antenna systems to counter CW jammer threats. A number of AJMA configurations were applied successfully and tested practically. (Author)

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Document Details

Document Type
Technical Report
Publication Date
May 01, 1978
Accession Number
ADA057265

Entities

People

  • Charles M. Desantis
  • Jack Gray

Tags

Communities of Interest

  • Space
  • Weapons Technologies

DTIC Thesaurus Topics

  • Acquisition
  • Anechoic Chambers
  • Antenna Arrays
  • Antenna Radiation Patterns
  • Antennas
  • Artificial Satellites
  • Circuit Boards
  • Commercial Equipment
  • Directional Antennas
  • Field Tests
  • Frequency
  • Global Positioning Systems
  • Horn Antennas
  • Linear Polarization
  • Modulation
  • Navigation
  • Radiation Patterns

Fields of Study

  • Engineering

Readers

  • Phased Array Antenna Design.
  • Positioning, Navigation, and Timing (PNT) Technology.

Technology Areas

  • Space