Ansoft HFSS Antenna Design Kit Design Parameters

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Transcription:

Ansoft HFSS Antenna Design Kit Arien Sligar 2007 ANSYS, Inc. All rights reserved. 1 ANSYS, Inc. Proprietary

Wire Monopole Low Linear Narrow Monopole Radius Feed Gap Monopole Length Ref: Balanis, Constantine. Linear Wire Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 2 ANSYS, Inc. Proprietary

Wire Dipole Low Linear Narrow Dipole Radius Feed Gap Dipole Length Ref: Balanis, Constantine. Linear Wire Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 3 ANSYS, Inc. Proprietary

Planar Dipole Dimension Y Dimension X Thickness Low Linear Narrow Dipole Feed Gap Ref: Balanis, Constantine. Linear Wire Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 4 ANSYS, Inc. Proprietary

Rectangular Patch Probe Fed Dimension X Dimension Y Feed Along Y Patch Dimension X Feed Along X Patch Dimension Y Thickness Coax Inner Radius Medium Linear Narrow Coax Outer Radius Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 5 ANSYS, Inc. Proprietary

Rectangular Patch Edge Fed Dimension X Dimension Y Feed Along Y Patch Dimension X Feed Along X Patch Dimension Y Thickness Coax Inner Radius Medium Linear Narrow Coax Outer Radius Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 6 ANSYS, Inc. Proprietary

Rectangular Patch Edge Fed Medium Linear Narrow Patch Dimension Y Dimension Y Edge Feed Edge Feed Length Feed Length Feed Thickness Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 7 ANSYS, Inc. Proprietary

Rectangular Patch Inset Fed Patch Dimension X Inset Gap Inset Distance Patch Dimension Y Dimension Y Feed Length Feed Thickness Medium Linear Narrow Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 8 ANSYS, Inc. Proprietary

Elliptical Patch Dimension X Dimension Y Feed Along Y Patch Dimension Y Patch Dimension X Thickness Feed Along X Medium Linear Narrow Coax Inner Radius Coax Outer Radius Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 9 ANSYS, Inc. Proprietary

Elliptical Patch Edge Fed Medium Linear Narrow Patch Dimension Y Dimension Y Edge Feed Edge Feed Length Feed Length Thickness Feed Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 10 ANSYS, Inc. Proprietary

Elliptical Patch Inset Fed Inset Gap Inset Distance Patch Dimension Y Dimension Y Feed Length Feed Thickness Medium Linear Narrow Ref: Balanis, Constantine. Microstrip Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 11 ANSYS, Inc. Proprietary

Pyramidal Horn Horn a Wall Thickness Horn b Horn Flare Length High Linear Moderate Waveguide Length Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 12 ANSYS, Inc. Proprietary b a

Sectoral Horn - E-Plane Wall Thickness Horn b Horn Flare Length Waveguide Length Medium Linear Moderate Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 13 ANSYS, Inc. Proprietary b a

Sectoral Horn - H-Plane Wall Thickness Horn a Horn Flare Length Medium Linear Moderate Waveguide Length Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 14 ANSYS, Inc. Proprietary b a

Conical Horn Wall Thickness Horn Radius Horn Flare Length High Circular/Linear Moderate Waveguide Length Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. Waveguide Diameter 2007 ANSYS, Inc. All rights reserved. 15 ANSYS, Inc. Proprietary

Elliptical Horn Horn Radius Major Wall Thickness Ratio = Horn Radius (Minor Axis/Major Axis) Horn Flare Length High Circular/Linear Moderate Waveguide Length Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. Waveguide Diameter 2007 ANSYS, Inc. All rights reserved. 16 ANSYS, Inc. Proprietary

Planar Sinuous Outer Radius Medium Dual-Circular Wide Port Extension Height* Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 17 ANSYS, Inc. Proprietary

Planar Sinuous (cont.) Cell P Cell 3 Cell 4 Cell 2 Cell 1 α + δ α - δ α - δ α + δ Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. P 180Ln( r / R ) P ( 1) P sin Ln( P ) R R P P 1 P 1 Where φ and r are polar coordinates 2007 ANSYS, Inc. All rights reserved. 18 ANSYS, Inc. Proprietary and R P is the cell number and τ is the growth rate P 1 r R P

Planar Archimedean Inner Radius Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. Port Extension Height* * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 19 ANSYS, Inc. Proprietary

Planar Archimedean (cont.) Offset Angle r r where, r 0 0 ExpansionCoefficient inner radius (1/ SpiralCoeficient) SpiralCoefficient 1 for Archimedes Spiral 2 for Fermat s Spiral etc Can be any positive value Inner Radius Spiral Coefficient 1 for Archimedes Spiral 2 for Fermat s Spiral etc Can be any positive value Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. Spiral Coefficient = 1 Spiral Coefficient = 2 2007 ANSYS, Inc. All rights reserved. 20 ANSYS, Inc. Proprietary

Planar Log-Spiral Inner Radius Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. Port Extension Height* * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 21 ANSYS, Inc. Proprietary

Planar Log-Spiral (cont.) r r e where, r 0 0 a inner radius a Ln( ExpansionRatio ) /(2 ) Offset Angle r 0 Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. 2007 ANSYS, Inc. All rights reserved. 22 ANSYS, Inc. Proprietary

Cone Height Conical Sinuous Medium Dual-Circular Wide Port Extension Height* Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 23 ANSYS, Inc. Proprietary

Conical Sinuous (cont.) Cell P Cell 3 Cell 4 Cell 2 Cell 1 α + δ α - δ α - δ α + δ Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. P 180Ln( r / R ) P ( 1) P sin Ln( P ) R R P P 1 P 1 Where φ and r are polar coordinates 2007 ANSYS, Inc. All rights reserved. 24 ANSYS, Inc. Proprietary and R P is the cell number and τ is the growth rate P 1 r R P

Conical Archimedean Cone Height Medium Circular Wide Port Extension Height* Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 25 ANSYS, Inc. Proprietary

Conical Archimedean (cont.) Offset Angle r r where, r 0 0 ExpansionCoefficient inner radius (1/ SpiralCoeficient) SpiralCoefficient 1 for Archimedes Spiral 2 for Fermat s Spiral etc Can be any positive value Inner Radius Spiral Coefficient 1 for Archimedes Spiral 2 for Fermat s Spiral etc Can be any positive value Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. Spiral Coefficient = 1 Spiral Coefficient = 2 2007 ANSYS, Inc. All rights reserved. 26 ANSYS, Inc. Proprietary

Conical Log-Spiral Cone Height Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. Port Extension Height* * Port Extension Height only applicable to 4 arm spirals ** Spiral antenna only supports 2 or 4 arms 2007 ANSYS, Inc. All rights reserved. 27 ANSYS, Inc. Proprietary

Conical Log-Spiral (cont.) r r e where, r 0 0 a inner radius a Ln( ExpansionRatio ) /(2 ) Offset Angle r 0 Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. 2007 ANSYS, Inc. All rights reserved. 28 ANSYS, Inc. Proprietary

Ltaper Ltotal Linear Tapered Slot Thickness Feed_offset Wbalun Lbalun Wslot Lfeed Wstrip Lstrip_offset High Linear Wide Wtaper Wtotal Ref: Johnson, Richard. Slot Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. 2007 ANSYS, Inc. All rights reserved. 29 ANSYS, Inc. Proprietary

Ltaper Ltotal Vivaldi Continuous Thickness Feed_offset Wslot Wbalun Lbalun Wstrip Lfeed Lstrip_offset High Linear Wide Wtaper Wtotal Ref: Johnson, Richard. Slot Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. 2007 ANSYS, Inc. All rights reserved. 30 ANSYS, Inc. Proprietary

Ltaper Ltotal Vivaldi Stepped Thickness Feed_offset Wslot Wbalun Lbalun Wstrip Lfeed Lstrip_offset High Linear Wide Wtaper Wtotal Ref: Johnson, Richard. Slot Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 1993. 2007 ANSYS, Inc. All rights reserved. 31 ANSYS, Inc. Proprietary

Log Periodic Toothed Dimension X Dimension Y a 2 δ R 2 a 1 R 1 β Medium Linear Wide Outer Radius = R 1 R R a R n 1 n n n 1 1 Thickness Port Gap Ref: Balanis, Constantine. Frequency Independent Antennas: Spirals and Log Periodics. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 32 ANSYS, Inc. Proprietary

Log Periodic Toothed Trapezoid Dimension X Dimension Y a 1 a 2 δ R 2 β Medium Linear Wide R 1 Outer Length = R 1 a R Ref: Balanis, Constantine. Frequency Independent Antennas: Spirals and Log Periodics. Modern Antenna Handbook. New York, Wiley, 2008. R R n 1 n n n 1 1 Thickness Port Gap 2007 ANSYS, Inc. All rights reserved. 33 ANSYS, Inc. Proprietary

PIFA Dimension X Dimension Y Thickness Antenna Length 1 Low Linear Narrow Antenna Length 2 Ref: Wong, Kin-Lu. PIFAs for Internal Mobile Phone Antennas. Planar Antennas For Wireless Communications. New York, Wiley, 2003. Antenna Offset Feed Feed Length Antenna Trace Feed Offset (from center of board) 2007 ANSYS, Inc. All rights reserved. 34 ANSYS, Inc. Proprietary

PIFA - Shorting Pin Dimension X Dimension Y Feed Along Y Patch Dimension Y Patch Dimension X Thickness Feed Along X *Feed Along X and Y, and Shorting Pin Location Along X and Y is measured from center of patch Medium Linear Narrow Ref: Wong, Kin-Lu. PIFAs for Internal Mobile Phone Antennas. Planar Antennas For Wireless Communications. New York, Wiley, 2003. Coax Inner Radius Coax Outer Radius 2007 ANSYS, Inc. All rights reserved. 35 ANSYS, Inc. Proprietary

PIFA - Shorting Plate Dimension X Shorting Plate Dimension Y Feed Along Y Patch Dimension Y Patch Dimension X Feed Along X Thickness *Feed Along X and Y is measured from center of patch **Shorting plate width is always measured from corner of patch Coax Inner Radius Medium Linear Narrow Ref: Wong, Kin-Lu. PIFAs for Internal Mobile Phone Antennas. Planar Antennas For Wireless Communications. New York, Wiley, 2003. Coax Outer Radius 2007 ANSYS, Inc. All rights reserved. 36 ANSYS, Inc. Proprietary

Rectangular Waveguide - Open Ended Wall Thickness Waveguide Length Medium Linear Moderate Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. b a 2007 ANSYS, Inc. All rights reserved. 37 ANSYS, Inc. Proprietary

Circular Waveguide - Open Ended Wall Thickness Waveguide Radius Waveguide Length Medium Circular/Linear Moderate Ref: Balanis, Constantine. Aperture Antennas: Analysis, Design, and Applications. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 38 ANSYS, Inc. Proprietary

Bowtie Dimension X Inner Dimension Y Arm Length Port Gap Outer Thickness Low Linear Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 39 ANSYS, Inc. Proprietary

Bowtie - Slot Dimension X Inner Arm Length Port Offset Dimension Y Port Gap Outer Thickness Low Linear Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 40 ANSYS, Inc. Proprietary

Bowtie - Rounded Dimension X Outer Inner Dimension Y Arm Length Port Gap Outer Radius Thickness Low Linear Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 41 ANSYS, Inc. Proprietary

Bicone Outer Radius Gap Port Gap Port Length Inner Diameter Cone Height Low Linear Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 42 ANSYS, Inc. Proprietary

Discone Outer Radius Cone Height Inner Diameter Low Linear Moderate Gap Port Gap Port Length Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 43 ANSYS, Inc. Proprietary

Helix Axial Mode Helix Diameter Helix Spacing Wire Diameter Feed Pin Height Ground Plane High/Moderate Circular Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 44 ANSYS, Inc. Proprietary

Helix Axial Mode Continuous Taper Helix Spacing Wire Diameter Feed Pin Height Helix Diameter Ground Plane High/Moderate Circular Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 45 ANSYS, Inc. Proprietary

Helix Normal Mode Helix Diameter Helix Spacing Wire Diameter Feed Pin Height Ground Plane Low Circular Low Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 46 ANSYS, Inc. Proprietary

Helix Quadrifilar Shorted Helix Diameter Helix Height = Helix Spacing * Number of Turns Wire Diameter Port Height Ground Plane Moderate Circular Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 47 ANSYS, Inc. Proprietary

Helix Quadrifilar Open Helix Diameter Helix Height = Helix Spacing * Number of Turns Wire Diameter Port Height Ground Plane Moderate Circular Moderate Ref: Balanis, Constantine. Wideband and Traveling-Wave Antennas. Modern Antenna Handbook. New York, Wiley, 2008. 2007 ANSYS, Inc. All rights reserved. 48 ANSYS, Inc. Proprietary

Dimension Y Slot Antenna Dimension X Slot Slot Length Feed offset Low Linear Narrow Ref: Balanis, Constantine. Linear Wire Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 49 ANSYS, Inc. Proprietary

Dimension Y Slot Antenna Microstrip Feed Dimension X Slot Slot Length Microstrip Feed offset Low Linear Narrow Microstrip Offset Length Ref: Balanis, Constantine. Linear Wire Antennas. Antenna Theory, 2 nd Ed. New York, Wiley, 1997. 2007 ANSYS, Inc. All rights reserved. 50 ANSYS, Inc. Proprietary

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