Magdalena Salazar-Palma - Modern Characterization of Electromagnetic Systems and its Associated Metrology

4 Chapter 4Figure 4.1 (a) Original data – 415 points, (b) Truncated Data ‐40 points mis...Figure 4.2 (a) Truncated Data – 60 points missing. Comparison of the reconst...Figure 4.3 (a) Truncated data with a nonzero initial guess (80 missing point...Figure 4.4 These arc plots of the frequency domain data of a microstrip band...Figure 4.5 These arc plots of the frequency domain data of a microstrip band...Figure 4.6 These are plots of the frequency domain data of another microstri...Figure 4.7 These arc plots of the frequency domain data for the input impeda...Figure 4.8 These are plots of the frequency domain data for a microstrip not...Figure 4.9 Comparison between the Lomb periodogram and the modified method p...Figure 4.10 F 1( ω ) and Hilbert transform of F 2( ω ) for different va...Figure 4.11 Processing time reduces using the Hilbert transformation.Figure 4.12 Accurate Estimate for the amplitude is given by equation (4.83),...Figure 4.13 (a) DOA Estimation using a half wavelength spaced 15 element arr...

5 Chapter 5Figure 5.1 An overview of the NF‐FF transformation using the SRM.Figure 5.2 Relationship between the field acquisition domain and the equival...Figure 5.3 Original and the Equivalent problem with a magnetic current sheet...Figure 5.4 Equivalent magnetic current covering the aperture of the antenna ...Figure 5.5 Plate S oon the xy‐ plane where the equivalent magnetic curr...Figure 5.6 Co‐polarization characteristic for φ = 0° cut for a 32 × 32 ...Figure 5.7 Co‐polarization characteristic for φ = 0° cut for a 32 × 32 ...Figure 5.8 Co‐polarization characteristic for φ = 0° cut for a 32 × 32 ...Figure 5.9 Co‐polarization characteristic for φ = 0° cut for a 32 × 32 ...Figure 5.10 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.11 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.12 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.13 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.14 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.15 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.16 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.17 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.18 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.19 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.20 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.21 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.22 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.23 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.24 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.25 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.26 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.27 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.28 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.29 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.30 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.31 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.32 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.33 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.34 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.35 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.36 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.37 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.38 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.39 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.40 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.41 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.42 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.43 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.44 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.45 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.46 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.47 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.48 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.49 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.50 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.51 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.52 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.53 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.54 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.55 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.56 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.57 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.58 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.59 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.60 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.61 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.62 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.63 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.64 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.65 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.66 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.67 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.68 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.69 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.70 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.71 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.72 Co‐polarization characteristic for φ = 0° cut for a 32 × 32...Figure 5.73 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.74 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.75 Co‐polarization characteristic for φ = 90° cut for a 32 × 3...Figure 5.76 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.77 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.78 Cross‐polarization characteristic for φ = 0° cut for a 32 ×...Figure 5.79 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.80 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.81 Cross‐polarization characteristic for φ = 90° cut for a 32 ...Figure 5.82 Original problem and external equivalent problems.Figure 5.83 Near‐field measurement setup and DCS base station antenna.Figure 5.84 Normalized amplitude (dB) of the “forward” (up) and the “backwar...Figure 5.85 Amplitude (dB) of the E‐field pattern of a DCS base station ante...Figure 5.86 Comparison of the co‐polarised and the cross‐polarised component...Figure 5.87 A pyramidal horn antenna with a 348.6 mm × 259.6 mm aperture ope...Figure 5.88 Measurement Setup using a spherical near field range.Figure 5.89 Normalized amplitude (dB) of the “forward” (up) and the “backwar...Figure 5.90 Amplitude (dB) of the E‐field pattern of a pyramidal horn antenn...Figure 5.91 Comparison of the aperture fields produced by the finite element...Figure 5.92 Comparison of the far field pattern between the measurement, fin...Figure 5.93 “Reference volume” of the DCS base station antenna. Amplitude (d...