Antenna Design Examples
Vivaldi Antenna Geometry

 See the results of a balanced antipodal Vivaldi antenna drawn in AutoCAD and run in XFdtd®.


Thin Wire Dipole Antenna

 The XFdtd® "thin wire" material is useful for simulating wire elements which have diameters much less than the cell size.


Horn Antenna Using MPI

horn_geometry The same horn antenna geometry shown in other XFdtd® examples on our web site is used here to demonstrate the ability of the MPI version of XFdtd.


Complex Dipole Impedance

4 This example shows the ability of XFdtd® to import complicated CAD files, mesh them, and produce accurate results.


Patch Antenna in Body
patch_body_tran_e_1

In this example XFdtd® is used to compute the input impedance, radiation gain pattern, and SAR of a patch antenna embedded inside a human body.


Three Patch Array
e_tran

The ability of XFdtd® to generate arrays is used in this example of a three patch antenna array.


M-28 Aircraft

m28example_clip_image013Case Study: Using XFdtd® to Position Antennas on an Aircraft.


Dual Frequency Inverted FL Antenna

flantenna_clip_image010Analysis of Dual Frequency Inverted FL Antenna using XFdtd®


Double L WLAN Antenna In Adaptive Mesh

doublewlanantenna_clip_image002A broad band antenna designed for WLAN applications is simulated in XFdtd® using a variety of variable mesh configurations and the return loss is compared to measured results.


Circularly Polarized Microstrip Antenna for WLAN Analyzed With XFdtd

circularlypolarizedmicrostripantenna_clip_image014A circularly polarized microstrip antenna is simulated in XFdtd® and return loss results are compared to measurements.


Horn Antenna

An optimum gain pyramidal horn antenna (see Antenna Theory and Design by W. Stutzman and G. Thiele, John Wiley & Sons, New York, 1981, pgs 413-415) was simulated using XFdtd®.


10-Turn Helical Antenna

thumb_6 A 10-turn helical antenna is simulated in XFdtd® to demonstrate the far-field circular polarization plotting capabilities of the software.


Monopole Antenna On a Box

xgdtd_monopole_fig1This example considers the far zone antenna gain patterns from a 0.125 m monopole antenna situated on top of a metal box.


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