Dipolefed corner reflector Antenna 4 Results Dipolefed corner
- Slides: 69
Dipole-fed corner reflector Antenna 4 : Results
Dipole-fed corner reflector Antenna 4 : sketches, objectives and parameters
Name Description f₀ Centre frequency Lr Reflector length Wr Reflector width φ Reflector angle S Reflector-dipole spacing Ld Dipole length Dd Dipole diameter X Antenna width Y Antenna depth Z Antenna length Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Antenna Structure: Antenna Parameters
Top view Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Sketches End view
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Sketches (2) Side view
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Preview
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Front Side Preview
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Left Side Preview
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Right Side Preview
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Top Side Preview
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Bottom Side Preview
Best dimensions: Design Objectives Name Description Value f₀ Centre frequency 437 MHz Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Objective Group: operating frequency
Name Description Value Lr Reflector length 210. 1 mm Wr Reflector width 417. 9 mm φ Reflector angle 160 ° S Reflector-dipole spacing 92. 39 mm Ld Dipole length 287. 7 mm Dd Dipole diameter 6. 860 mm Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Physical Parameters
Name Description Value X Antenna width 417. 9 mm Y Antenna depth 413. 7 mm Z Antenna length 92. 39 mm Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions: Derived Quantities
Dipole-fed corner reflector Antenna 4 : estimated performance charts
Impedance Input Impedance vs Frequency Best dimensions - Port 1 Real Best dimensions - Port 1 Imaginary 57 37 -3 371. 4 391. 4 411. 4 431. 4 -23 -43 -63 -83 -103 -123 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Impedance (Ω) 17
Impedance Input Impedance vs Frequency Peak real impedance @ frequency 47. 58 Ω @ 502. 4 MHz Real impedance @ zero-crossing frequency 24. 73 Ω @ 457. 1 MHz Mean real impedance 21. 12 Ω Mean imaginary impedance -28. 24 Ω Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Impedance Reflection coefficient (20 log|Γ|) Best dimensions - Port 1 0 371. 4 391. 4 411. 4 431. 4 451. 4 471. 4 491. 4 -1 -3 -4 -5 -6 -7 -8 -9 -10 Frequency (MHz) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Reflection coefficient (d. B) -2
Impedance Reflection coefficient (20 log|Γ|) Best dimensions Minimum S 11 value -9. 926 d. B @ 463. 0 MHz Frequency at which S 11 = -10 d. B 50 Ω Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Reference impedance @ port 1
Impedance VSWR Best dimensions - Port 1 6 5. 5 5 VSWR 4 3. 5 3 2. 5 2 1. 5 1 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 4. 5
Impedance VSWR Minimum VSWR value 1. 937 @ 463. 0 MHz Frequency at which VSWR = 2 457. 9 MHz 468. 3 MHz Reference impedance @ port 1 50 Ω Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Impedance Input Impedance (Smith)
Impedance Input Impedance (Smith) Frequency at which VSWR = 2 457. 9 MHz 468. 3 MHz Minimum VSWR value 1. 937 Reference impedance @ port 1 50 Ω Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Gain (Total - normalised) Best dimensions - E-plane Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Gain (Total - normalised)
Radiation pattern Gain (Total - normalised) Peak gain @ angle (freq) [φ = 0 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 65. 24 ° Peak gain @ angle (freq) [φ = 90 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 90. 18 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Gain (LHC - normalised) Best dimensions - E-plane Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Gain (LHC - normalised)
Radiation pattern Gain (LHC - normalised) Peak gain @ angle (freq) [φ = 0 °] 4. 891 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 65. 24 ° Peak gain @ angle (freq) [φ = 90 °] 4. 891 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 90. 18 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Gain (RHC - normalised) Best dimensions - E-plane Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Gain (RHC - normalised)
Radiation pattern Gain (RHC - normalised) Peak gain @ angle (freq) [φ = 0 °] 4. 891 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 65. 24 ° Peak gain @ angle (freq) [φ = 90 °] 4. 891 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 90. 18 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Gain (Horizontal - normalised) Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -2 Gain (d. Bi) -6 -8 -10 -12 -14 -16 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -4
Radiation pattern Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (Horizontal - normalised)
Radiation pattern Gain (Horizontal - normalised) Peak gain @ angle (freq) [φ = 0 °] - Main 3 d. B beamwidth (freq) [φ = 0 °] - Peak gain @ angle (freq) [φ = 90 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 90. 18 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Gain (Vertical - normalised) Best dimensions - E-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Radiation pattern Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (Vertical - normalised)
Radiation pattern Gain (Vertical - normalised) Peak gain @ angle (freq) [φ = 0 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 65. 24 ° Peak gain @ angle (freq) [φ = 90 °] - Main 3 d. B beamwidth (freq) [φ = 90 °] - Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Axial Ratio (Handed) Best dimensions - E-plane Best dimensions - H-plane 1 0. 8 0. 6 -180 0. 2 0 -130 -80 -30 20 -0. 2 -0. 4 -0. 6 -0. 8 -1 Angle (°) 70 120 170 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Axial Ratio 0. 4
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Axial Ratio (Handed)
Radiation pattern Axial Ratio (Handed) Maximum axial ratio @ angle [φ=0 °] 0 @ θ=-180 ° Minimum axial ratio @ angle [φ=0 °] 0 @ θ=-180 ° Maximum axial ratio @ angle [φ=90 °] 0 @ θ=-180 ° Minimum axial ratio @ angle [φ=90 °] 0 @ θ=-180 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Axial Ratio (IEEE) Best dimensions - E-plane Best dimensions - H-plane 40 35 25 20 15 10 5 0 -180 -130 -80 -30 20 Angle (°) 70 120 170 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Axial Ratio (d. B) 30
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Axial Ratio (IEEE)
Radiation pattern Axial Ratio (IEEE) Maximum axial ratio @ angle [φ=0 °] 80 d. B @ θ=-180 ° Minimum axial ratio @ angle [φ=0 °] 80 d. B @ θ=-180 ° Maximum axial ratio @ angle [φ=90 °] 80 d. B @ θ=-180 ° Minimum axial ratio @ angle [φ=90 °] 80 d. B @ θ=-180 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Ludwig III (Co) Best dimensions - E-plane Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Ludwig III (Co)
Radiation pattern Ludwig III (Co) Peak gain @ angle (freq) [φ = 0 °] -0. 3791 d. Bi @ θ = -36 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 39. 99 ° Peak gain @ angle (freq) [φ = 90 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 63. 99 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Radiation pattern Ludwig III (Cross) Best dimensions - E-plane Best dimensions - H-plane 0 -180 -130 -80 -30 20 70 120 170 -5 Gain (d. Bi) -15 -20 -25 -30 -35 -40 Angle (°) Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 -10
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Radiation pattern Ludwig III (Cross)
Radiation pattern Ludwig III (Cross) Peak gain @ angle (freq) [φ = 0 °] 7. 901 d. Bi @ θ = 0 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 0 °] 53. 57 ° Peak gain @ angle (freq) [φ = 90 °] 1. 963 d. Bi @ θ = -49 ° (437 MHz) Main 3 d. B beamwidth (freq) [φ = 90 °] 63. 05 ° Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Gain (Total) Best dimensions - Boresight 9 8. 8 8. 6 8. 2 8 7. 6 7. 4 7. 2 7 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (d. Bi) 8. 4
Gain vs frequency (at boresight) Gain (Total) Peak gain @ frequency (θ = 0 °; φ = 0 °) 8. 127 d. Bi @ 502. 6 MHz -3 d. B bandwidth (θ = 0 °; φ = 0 °) indeterminate Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Gain (LHC) Best dimensions - Boresight 6 5. 8 5. 6 5. 2 5 4. 8 4. 6 4. 4 4. 2 4 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (d. Bi) 5. 4
Gain vs frequency (at boresight) Gain (LHC) Peak gain @ frequency (θ = 0 °; φ = 0 °) 5. 117 d. Bi @ 502. 6 MHz -3 d. B bandwidth (θ = 0 °; φ = 0 °) indeterminate Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Gain (RHC) Best dimensions - Boresight 6 5. 8 5. 6 5. 2 5 4. 8 4. 6 4. 4 4. 2 4 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (d. Bi) 5. 4
Gain vs frequency (at boresight) Gain (RHC) Peak gain @ frequency (θ = 0 °; φ = 0 °) 5. 117 d. Bi @ 502. 6 MHz -3 d. B bandwidth (θ = 0 °; φ = 0 °) indeterminate Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain vs frequency (at boresight)
Gain vs frequency (at boresight) Gain (Horizontal) Peak gain @ frequency (θ = 0 °; φ = 0 °) - -3 d. B bandwidth (θ = 0 °; φ = 0 °) - Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Gain (Vertical) Best dimensions - Boresight 9 8. 8 8. 6 8. 2 8 7. 6 7. 4 7. 2 7 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (d. Bi) 8. 4
Gain vs frequency (at boresight) Gain (Vertical) Peak gain @ frequency (θ = 0 °; φ = 0 °) 8. 127 d. Bi @ 502. 6 MHz -3 d. B bandwidth (θ = 0 °; φ = 0 °) indeterminate Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Axial Ratio (Handed) Best dimensions - Boresight 1 0. 8 0. 6 0. 2 0 371. 4 391. 4 411. 4 431. 4 -0. 2 -0. 4 -0. 6 -0. 8 -1 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Axial Ratio 0. 4
Gain vs frequency (at boresight) Axial Ratio (Handed) Maximum axial ratio @ frequency 0 @ 371. 5 MHz Minimum axial ratio @ frequency 0 @ 371. 5 MHz Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Axial Ratio (IEEE) Best dimensions - Boresight 40 35 25 20 15 10 5 0 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Axial Ratio (d. B) 30
Gain vs frequency (at boresight) Axial Ratio (IEEE) Maximum axial ratio @ frequency 80 d. B @ 371. 5 MHz Minimum axial ratio @ frequency 80 d. B @ 371. 5 MHz Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain vs frequency (at boresight)
Gain vs frequency (at boresight) Ludwig III (Co) Peak gain @ frequency (θ = 0 °; φ = 0 °) - -3 d. B bandwidth (θ = 0 °; φ = 0 °) - Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
Gain vs frequency (at boresight) Ludwig III (Cross) Best dimensions - Boresight 9 8. 8 8. 6 8. 2 8 7. 6 7. 4 7. 2 7 371. 4 391. 4 411. 4 431. 4 Frequency (MHz) 451. 4 471. 4 491. 4 Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Gain (d. Bi) 8. 4
Gain vs frequency (at boresight) Ludwig III (Cross) Peak gain @ frequency (θ = 0 °; φ = 0 °) 8. 127 d. Bi @ 502. 6 MHz -3 d. B bandwidth (θ = 0 °; φ = 0 °) indeterminate Antenna Magus 4. 0. 1: Tuesday, August 14, 2012 Best dimensions
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