a Matlab package for phased array beam shape inspection

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66 B POINTING GEOMETRY SODANKYLA Lat=67.36 Lon=26.63 Hgt=0.20 Tromso vertical (−), field−aligned 184.9, 77.4 (−−), and CP2 (.) 60 315 Elevation (°) 40 20 Azimuth (°) 310 305 300 Range (km) 0 0 100 200 300 400 CV altitude (km) 600 500 400 300 0 100 200 300 400 CV altitude (km) Intersection angle (°) 295 0 100 200 300 400 CV altitude (km) 100 80 60 40 0 100 200 300 400 CV altitude (km) Figure 37: Pointing directions from Sodankylä. PORJUS Lat=67.05 Lon=19.58 Hgt=0.00 Tromso vertical (−), field−aligned 184.9, 77.4 (−−), and CP2 (.) 100 40 Elevation (°) 50 Azimuth (°) 20 0 Range (km) 0 0 200 400 600 800 CV altitude (km) 1000 800 600 400 200 0 200 400 600 800 CV altitude (km) Intersection angle (°) −20 0 200 400 600 800 CV altitude (km) 150 100 Figure 38: Pointing directions from Porjus. 50 0 0 200 400 600 800 CV altitude (km)
67 KIRUNA Lat=67.86 Lon=20.44 Hgt=0.42 Tromso vertical (−), field−aligned 184.9, 77.4 (−−), and CP2 (.) 100 40 Elevation (°) 50 Azimuth (°) 20 0 −20 Range (km) 0 0 100 200 300 400 CV altitude (km) 500 400 300 200 100 0 100 200 300 400 CV altitude (km) Intersection angle (°) −40 0 100 200 300 400 CV altitude (km) 150 100 Figure 39: Pointing directions from Kiruna. 50 0 0 100 200 300 400 CV altitude (km) KOUTOKEINO Lat=69.00 Lon=23.05 Hgt=0.00 Tromso vertical (−), field−aligned 184.9, 77.4 (−−), and CP2 (.) 100 300 Elevation (°) 50 Azimuth (°) 280 260 240 Range (km) 0 0 100 200 300 CV altitude (km) 350 300 250 200 150 0 100 200 300 CV altitude (km) Intersection angle (°) 220 0 100 200 300 CV altitude (km) 100 80 60 40 20 0 100 200 300 CV altitude (km) Figure 40: Pointing directions from Koutokeino.
Page 1 and 2:
E3ANT A Matlab Package for Phased A
Page 3 and 4:
List of Figures 1. Beam steering. .
Page 5 and 6:
5 2. Time steering and phase steeri
Page 7 and 8:
2.2 Monochromatic signals—time-st
Page 9 and 10:
3.1 Transmission 9 lobes have equal
Page 11 and 12:
3.2 Reception 11 current I goes via
Page 13 and 14:
3.2 Reception 13 equations. But fir
Page 15 and 16: 15 “losing sensitivity” (due) t
Page 17 and 18: 4.2 Array factor as 2-D discrete Fo
Page 19 and 20: 4.6 Parseval’s theorem 19 closed
Page 21 and 22: 4.9 The power integral for an array
Page 23 and 24: 4.12 Computing the antenna directiv
Page 25 and 26: 4.14 2-D beam cross section 25 or m
Page 27 and 28: 5.1 Timing accuracy versus pointing
Page 29 and 30: 6.1 Method 29 excitation amplitudes
Page 31 and 32: 31 electric field and the scatterin
Page 33 and 34: 33 Table 1: Predicting SNR for the
Page 35 and 36: 35 s(t, r; û) E p û û 0 0 R m
Page 37 and 38: 37 D=1.0; θ 0 = 60, θ g = −8, 6
Page 39 and 40: 39 (a) (b) (c) (d) Figure 5: Random
Page 41 and 42: 41 A + Z 2 I A Z 1 B + Z 3 V V (B)
Page 43 and 44: 43 E 0 E m û d m P xy ∆ m P u Fi
Page 45 and 46: 45 80 60 40 20 θ 0 (°) 0 −20
Page 47 and 48: 47 10 Beam width (°) 9 8 7 6 5 4 M
Page 49 and 50: 49 Y X Figure 17: A 3D view of an a
Page 51 and 52: 51 45 40 Directivity (dBi) 35 30 25
Page 53 and 54: 53 ARRAY 50×20 1.50×1.50 δx=0.0
Page 55 and 56: 55 ARRAY 50×20 1.50×1.50 δx=0.0
Page 57 and 58: 57 ∆X z E p χ P Q ∆Z z r 2 R 2
Page 59 and 60: 0.02 59 12×4 1.4×1.4 φ 0 =0.0°
Page 61 and 62: 61 V eff for a long pulse (km 3 ) V
Page 63 and 64: 63 V eff for a long pulse (km 3 ) V
Page 65: 65 B. Pointing geometry The functio
Page 69: 69 C. Matlab functions There are tw
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a Matlab package for phased array beam shape inspection

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