Ansoft HFSS Antenna Design Kit Design Parameters
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1 Ansoft HFSS Antenna Design Kit Arien Sligar 2007 ANSYS, Inc. All rights reserved. 1 ANSYS, Inc. Proprietary
2 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, ANSYS, Inc. All rights reserved. 2 ANSYS, Inc. Proprietary
3 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, ANSYS, Inc. All rights reserved. 3 ANSYS, Inc. Proprietary
4 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, ANSYS, Inc. All rights reserved. 4 ANSYS, Inc. Proprietary
5 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, ANSYS, Inc. All rights reserved. 5 ANSYS, Inc. Proprietary
6 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, ANSYS, Inc. All rights reserved. 6 ANSYS, Inc. Proprietary
7 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, ANSYS, Inc. All rights reserved. 7 ANSYS, Inc. Proprietary
8 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, ANSYS, Inc. All rights reserved. 8 ANSYS, Inc. Proprietary
9 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, ANSYS, Inc. All rights reserved. 9 ANSYS, Inc. Proprietary
10 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, ANSYS, Inc. All rights reserved. 10 ANSYS, Inc. Proprietary
11 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, ANSYS, Inc. All rights reserved. 11 ANSYS, Inc. Proprietary
12 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, ANSYS, Inc. All rights reserved. 12 ANSYS, Inc. Proprietary b a
13 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, ANSYS, Inc. All rights reserved. 13 ANSYS, Inc. Proprietary b a
14 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, ANSYS, Inc. All rights reserved. 14 ANSYS, Inc. Proprietary b a
15 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, Waveguide Diameter 2007 ANSYS, Inc. All rights reserved. 15 ANSYS, Inc. Proprietary
16 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, Waveguide Diameter 2007 ANSYS, Inc. All rights reserved. 16 ANSYS, Inc. Proprietary
17 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, * 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
18 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, 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
19 Planar Archimedean Inner Radius Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 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
20 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, Spiral Coefficient = 1 Spiral Coefficient = ANSYS, Inc. All rights reserved. 20 ANSYS, Inc. Proprietary
21 Planar Log-Spiral Inner Radius Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 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
22 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, ANSYS, Inc. All rights reserved. 22 ANSYS, Inc. Proprietary
23 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, * 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
24 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, 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
25 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, * 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
26 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, Spiral Coefficient = 1 Spiral Coefficient = ANSYS, Inc. All rights reserved. 26 ANSYS, Inc. Proprietary
27 Conical Log-Spiral Cone Height Medium Circular Wide Ref: Johnson, Richard. Frequency Independent Antennas. Antenna Engineering Handbook, 3 rd Ed. New York, McGraw-Hill, 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
28 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, ANSYS, Inc. All rights reserved. 28 ANSYS, Inc. Proprietary
29 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, ANSYS, Inc. All rights reserved. 29 ANSYS, Inc. Proprietary
30 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, ANSYS, Inc. All rights reserved. 30 ANSYS, Inc. Proprietary
31 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, ANSYS, Inc. All rights reserved. 31 ANSYS, Inc. Proprietary
32 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, ANSYS, Inc. All rights reserved. 32 ANSYS, Inc. Proprietary
33 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, R R n 1 n n n 1 1 Thickness Port Gap 2007 ANSYS, Inc. All rights reserved. 33 ANSYS, Inc. Proprietary
34 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, Antenna Offset Feed Feed Length Antenna Trace Feed Offset (from center of board) 2007 ANSYS, Inc. All rights reserved. 34 ANSYS, Inc. Proprietary
35 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, Coax Inner Radius Coax Outer Radius 2007 ANSYS, Inc. All rights reserved. 35 ANSYS, Inc. Proprietary
36 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, Coax Outer Radius 2007 ANSYS, Inc. All rights reserved. 36 ANSYS, Inc. Proprietary
37 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, b a 2007 ANSYS, Inc. All rights reserved. 37 ANSYS, Inc. Proprietary
38 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, ANSYS, Inc. All rights reserved. 38 ANSYS, Inc. Proprietary
39 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, ANSYS, Inc. All rights reserved. 39 ANSYS, Inc. Proprietary
40 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, ANSYS, Inc. All rights reserved. 40 ANSYS, Inc. Proprietary
41 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, ANSYS, Inc. All rights reserved. 41 ANSYS, Inc. Proprietary
42 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, ANSYS, Inc. All rights reserved. 42 ANSYS, Inc. Proprietary
43 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, ANSYS, Inc. All rights reserved. 43 ANSYS, Inc. Proprietary
44 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, ANSYS, Inc. All rights reserved. 44 ANSYS, Inc. Proprietary
45 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, ANSYS, Inc. All rights reserved. 45 ANSYS, Inc. Proprietary
46 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, ANSYS, Inc. All rights reserved. 46 ANSYS, Inc. Proprietary
47 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, ANSYS, Inc. All rights reserved. 47 ANSYS, Inc. Proprietary
48 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, ANSYS, Inc. All rights reserved. 48 ANSYS, Inc. Proprietary
49 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, ANSYS, Inc. All rights reserved. 49 ANSYS, Inc. Proprietary
50 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, ANSYS, Inc. All rights reserved. 50 ANSYS, Inc. Proprietary
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Version:2.0 M1+/M2/M3
Version:2.0 M1+/M2/M3 Safety Information CAUTION: To reduce the risk of electric shock, do not remove any cover(or the rear section). No user serviceable parts inside. Refer servicing to qualified service
Warp knitting 经编机 MLF 46 / 24 MLF 60 / 32. Multibar Raschel machines for the production of high-quality elastic and rigid lace 生产高品质无弹和弹力花边的多梳拉舍尔经编机
Warp knitting 经编机 MLF 46 / 24 MLF 60 / 32 Multibar Raschel machines for the production of high-quality elastic and rigid lace 生产高品质无弹和弹力花边的多梳拉舍尔经编机 Karl Mayer WARP KNITTING All-rounder to create EXPRESSIVE
关于台词的备注 : 请注意这不是广播节目的逐字稿件 本文稿可能没有体现录制 编辑过程中对节目做出的改变
BBC Learning English Listening Page About this script Please note that this is not a word for word transcript of the programme as broadcast. In the recording and editing process changes may have been made
SMART Manufacturing Technologies - A Chinese Approach to Sustainable Manufacturing-
ICSM AMT Center at Tongji University Shanghai SMART Manufacturing Technologies - A Chinese Approach to Sustainable Manufacturing- Dr. Ö.S. Ganiyusufoglu -. 葛兴福 Consultant to Chairman of Shenyang Machine
ctbuh.org/papers The City Re-Imagined Title: Paul Friedli, Head of Transit Management, Schindler Max Schwitalla, Founder, Studio Schwitalla
ctbuh.org/papers Title: Authors: Subject: Keywords: The City Re-Imagined Paul Friedli, Head of Transit Management, Schindler Max Schwitalla, Founder, Studio Schwitalla Vertical Transportation Integrated