Advanced antenna measurement topics

Advanced antenna measurement topics

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This chapter encompasses a number of disparate antenna measurement topics: open-ended rectangular waveguide probes; dual polarised waveguide probes; broadband probes; far-field anechoic chamber measurements; probe calibration; channel balance correction for measurements of linearly and circularly polarised antennas; aperture diagnostics; amplitude and phase drift correction; antenna pattern rotation; alignment correction in planar antenna measurements; antenna pattern correction; near-field antenna measurements; planar and cylindrical mathematical absorber reflection suppression; spherical near-field electrical alignment; and three antenna gain method.

Chapter Contents:

  • 10.1 Introduction
  • 10.2 Common topics
  • 10.2.1 Probes and probe selection
  • 10.2.2 Channel-balance correction for antenna measurements
  • 10.2.3 Aperture diagnostics
  • 10.2.4 Amplitude and phase drift correction: tie-scan correction
  • 10.2.5 Alignment correction (in PNF, CNF and SNF)
  • 10.2.6 Introduction to range reflection suppression
  • 10.3 PNF topics
  • 10.3.1 Bias leakage error
  • 10.3.2 Compensation for probe translation effects in dual polarised planar near-field antenna measurements
  • 10.3.3 Introduction to phase-less near-field antenna measurements
  • 10.3.4 Planar mathematical absorber reflection suppression
  • 10.4 CNF topics
  • 10.4.1 Cylindrical mathematical absorber reflection suppression
  • 10.4.2 Application of C-MARS to far-field and CATR measurements - FF-MARS
  • 10.5 SNF topics
  • 10.5.1 Spherical near-field electrical alignment
  • 10.5.2 The radial distance to MRS ratio
  • 10.5.3 Spherical mathematical absorber reflection suppression
  • 10.5.4 Rotary joint wow correction for LP antennas
  • 10.6 Power parameter definitions and their measurement
  • 10.6.1 Directivity
  • 10.6.2 Gain
  • 10.6.3 Equivalent isotropically radiated power (EIRP)
  • 10.6.4 Saturating flux density (SFD)
  • 10.7 Summary
  • 10.7.1 Summary of MARS
  • References

Inspec keywords: probes; antenna testing; multifrequency antennas; aperture antennas; reflector antennas; electromagnetic wave polarisation; rectangular waveguides; antenna radiation patterns; planar antennas

Other keywords: cylindrical mathematical absorber reflection suppression; channel balance correction; dual polarised waveguide probes; amplitude correction; spherical near-field electrical alignment; far-field anechoic chamber measurements; open-ended rectangular waveguide probes; circularly polarised antennas; phase drift correction; planar antenna measurements; linearly polarised antennas; near-field antenna measurements; planar mathematical absorber reflection suppression; antenna measurement topics; antenna pattern correction; antenna pattern rotation; three antenna gain method; probe calibration; aperture diagnostics; broadband probes

Subjects: Single antennas; Production facilities and engineering; Waveguides and microwave transmission lines

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