I Agree - Nearfield Systems Inc.

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Array element size and spacing0.5 lambdaAmp = 1VPhase = 0 deg13 Elements0.4 lambda0.5 lambda21 ElementsJuly 2007 12
Orthogonal near-field pattern cutsNear-field amplitude of Array03_003.dat0HcutVcut-5-10-15Amplitude (dB)-20-25-30-35-40-45-50-0.20 -0.15 -0.10 -0.05 0.00 0.05 0.10 0.15 0.20X (meters)July 2007 13
Page 2 and 3: Overview• Prior work• Simulatio
Page 4 and 5: Planar Near-field ScanJuly 2007 4
Page 6 and 7: Back Projection( )( , , ) ( , )iγ
Page 8 and 9: Far-field Expressionst ( k , k )A x
Page 11: Simulated array radiators.13 Elemen
Page 15 and 16: Single element with reversed phase1
Page 17 and 18: SNF Radial Distance Sensitivity I
Page 19 and 20: SNF Angular Span Sensitivity• < H
Page 21 and 22: SNF Angular Span Sensitivity - cont
Page 23 and 24: PNF Probe to AUT separation distanc
Page 25 and 26: PNF Amplitude sensitivity IHologram
Page 27 and 28: PNF Amplitude sensitivity IIHologra
Page 29 and 30: Conclusions I• SNF back projectio
Page 31: Limitations• The data presented h

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