Home Software Releases

Software Releases

SWAN™ is a software in continuous development. In this section the most recent releases are reported.

Year 2021

SWAN™ v.21.0 (Build 1849) – Released on April 1st 2021

  • Design, Analysis, Slot Model
    • New feature: Figures are now saved in high-resolution.
    • Output text window improved output appearance.
  • Design
    • Bug on short circuit compensation has been removed.
    • Bug on convergence algorithm has been removed (CRITICAL).
  • Slot Model
    • GUI bugs removed.

SWAN™ v.21.0 (Build 1848) – Released on March 16th 2021

  • Design
    • Bug on smart convergence for shaped apertures has been removed.
  • Analysis
    • Minor bug on antenna efficiency evaluation for beam steering has been fixed.
  • Design, Analysis
    • Flare thickness parameter has been included.

SWAN™ v.21.0 (Build 1847) – Released on February 15th 2021

  • Design
    • Minor bug on automatic elliptical aperture shaping has been fixed.
  • Analysis
    • Max field strength now also include coupling slots when present.

Year 2020

SWAN™ v.20.0 (Build 1846) – Released on December 15th 2020

  • Design, Analysis, Slot Model
    • New feature: SWAN can now handle 4GB RAM instead of 2GB, thus almost doubling the maximum array size up to 40K slots and more.
    • Updated User Manual (Version 20.0).
  • Design, Analysis
    • Minor improvements on GUI
  • Design
    • New feature: A very useful “Reload” button had been added, to quickly refresh the slot model list when a slot model is updated or a new slot model is saved in Slot Model.
    • Bug on rotational symmetry option has been fixed.

SWAN™ v.20.0 (Build 1845) – Released on September 9th 2020

  • Design, Analysis, Slot Model
    • Updated User Manual (Version 20.0).
  • Design, Analysis
    • Minor improvements on GUI .
  •  Analysis
    • 3D Radiation pattern phase plot has been improved.

SWAN™ v.20.0 (Build 1844) – Released on August 6th 2020

  • Design, Analysis
    • New feature: Rotational symmetry can now be forced also for large and complex structures with arbitrary geometry.
    • Minor bug on DXF export has been removed.

SWAN™ v.20.0 (Build 1843) – Released on July 31st 2020

  • Design, Analysis
    • New feature: Layout DXF export now include Z-axis coordinate, thus making the 3D model generation on any 3D CAD software even simpler.
    • New feature: Flared/baffled slotted waveguide array design and analysis is now possible.
    • New feature: Planar arrays can now be designed and analyzed also with periodic boundary conditions.
    • Edge diffraction effects on mutual coupling has been strongly improved.
  •  Analysis
    • New feature: A very useful “Reload” button had been added, to quickly refresh the antenna data when a new synthesis is performed.
  • Slot Model
    • Updating slot models is made easier, as the slot model file name is now the default name in the save window.

SWAN™ v.20.0 (Build 1842) – Released on June 15th 2020

  • Design, Analysis
    • Minor bugs removed.

SWAN™ v.20.0 (Build 1841) – Released on June 1st 2020

  • Design, Analysis, Slot Model
    • Easier installation of new license has been implemented. 
  • Design, Analysis
    • Improved accuracy (inclusion of higher mode TE01 in the internal mutual coupling – previously only higher mode TE20 was included).

Year 2019

SWAN™ v.19.0 (Build 1840) – Released on December 15th 2019

  • Slot Model, Design, Analysis
    • Improved accuracy in SIW modelling.
    • Improved stability (swan_fix.exe and swan_reset.exe now present in “Troubleshooting” folder)
  • Slot Model
    • Improved accuracy for the slot model extraction based on external full-wave simulations.
    • Improved internal engine accuracy.
  • Design
    • Major accuracy improvements.

SWAN™ v.19.0 (Build 1839) – Released on November 9th 2019

  • Analysis
    • Major accuracy improvement.

SWAN™ v.19.0 (Build 1838) – Released on October 16th 2019

  • Design, Analysis
    • Improved SIW model accuracy.
    • Minor bugs removed.

SWAN™ v.19.0 (Build 1837) – Released on September 9th 2019

  • Slot Model, Design, Analysis
    • “Troubleshooting” folder has been included, with a number of useful tools.
  • Slot Model
    • Improved slot model accuracy when external full-wave simulations are used for the slot model extraction.
  • Analysis
    • Improved graphics for 3D monitors.

SWAN™ v.19.0 (Build 1836) – Released on April 18th 2019

  • Design
    • Theoretical array performance gives now more info.

Year 2018

SWAN™ v.18.0 (Build 1835) – Released on September 30th 2018

  • Design, Analysis
    • Software accuracy for lossy waveguides has been improved.

SWAN™ v.18.0 (Build 1834) – Released on September 20th 2018

  • Slot Model, Design, Analysis
    • Software stability has been further improved.

SWAN™ v.18.0 (Build 1833) – Released on August 18th 2018

  • Slot Model, Design, Analysis
    • Improved accuracy in the slot equivalent circuit and mutual coupling calculation. 

SWAN™ v.18.0 (Build 1832) – Released on July 23rd 2018

  • Slot Model, Design, Analysis
    • Substrate Integrated Waveguide (SIW) modeling have been improved and some minor bugs have been removed.

SWAN™ v.18.0 (Build 1831) – Released on January 22nd 2018

  • Slot Model, Design, Analysis
    • Minor bugs removed.

Year 2017

SWAN™ v.17.0 (Build 1830) – Released on November 20th 2017

  • Analysis
    • Array Layout DFX Export – multi-section arrays: bug removed.
    • New feature: Gain Accuracy. Now gain accuracy can be defined or gain computation can be disabled, in many cases allowing for strong simulation time reduction, especially for large arrays (thousands of slots).
  • Design
    • Array Layout DFX Export – multi-section arrays: bug removed.
    • Array theoretical performance estimation has been improved (“Theoretic” button).    
    • Complex Excitation synthesis: bug removed.

SWAN™ v.17.0 (Build 1829) – Released on September 20th 2017

  • Analysis
    • Array Layout DFX Export – multi-section arrays with holes on the aperture: bug removed.
  • Design
    • Slot Model: E.M. Internal Engine (I.E.) minor bug removed.
    • Array Layout DFX Export – multi-section arrays with holes on the aperture – bug removed.

SWAN™ v.17.0 (Build 1828) – Released on June 15th 2017

  • Analysis
    • Tilted beam plot: minor bug fixed.
  • Design
    • Short circuit compensation: accuracy improved.

SWAN™ v.17.0 (Build 1827) – Released on April 20th 2017

  • Design
    • E/H-plane symmetry plane: minor bug fixed.
  • Slot Model, Design, Analysis
    • Licence stability issues have been solved. No more software crashes.

SWAN™ v.17.0 (Build 1826) – Released on January 23rd 2017

  • Slot Model, Design, Analysis
    • Minor bugs removed.

Year 2016

SWAN™ v.16.0 (Build 1825) – Released on November 17th 2016

  • Design
    • Complex Excitation synthesis: bug removed.
    • Centre-inclined coupling slot synthesis has been improved.
  • Analysis
    • New feature: Mask filename used for complex excitation synthesis has been added on the GUI.
    • New feature: 2D radiation patterns can be now also plotted in normalized mode.
    • Minor bugs removed.

SWAN™ v.16.0 (Build 1824) – Released on August 19th 2016

  • Design
    • Complex Excitation synthesis: minor bug removed. 

SWAN™ v.16.0 (Build 1823) – Released on August 08th 2016

  • Design
    • New feature: E-plane complex excitation synthesis now also possible with feeding WG sections.
    • E-plane complex excitation synthesis strongly improved.
  • Analysis
    • New feature: 3D radiation pattern plot has been introduced.
    • New feature: Montecarlo analysis now includes information on E-field strength and maximum power handling (feature available only if Montecarlo Analysis is an active option).
    • Improved visualization of 3D field monitors.

SWAN™ v.16.0 (Build 1822) – Released on June 07th 2016

  • Slot Model
    • GUI Settings: when opening the module, parameters of the last extracted model will be restored.
  • Design
    • New feature: Load/Save Design Settings. It is now possible to load and save current design parameter settings.
    • Active Section GUI: bugs removed.
  • Analysis
    • VSWR plot: optimized y range.
    • Radiation Pattern Plots: zoom function now active.
    • Radiation Pattern Plots: Directivity and Gain curves can be enabled/disabled.

SWAN™ v.16.0 (Build 1821) – Released on May 11th 2016

  • Design, Analysis
    • New feature: Full-wave mutual coupling. Increases the accuracy of mutual coupling calculation when using a dielectric radome.
    • Radome modelling accuracy improved.

SWAN™ v.16.0 (Build 1820) – Released on April 18th 2016

  • Design
    • Export layout minor bugs fixed.
    • Slot model interpolation accuracy improved.
  • Analysis
    • Export layout minor bugs fixed.

SWAN™ v.16.0 (Build 1819) – Released on April 07th 2016

  • Slot Model
    • Dielectric radome model accuracy improved.
  • Design
    • New feature: Save/Load Design Settings.
    • New feature: “Smart Convergence” now includes: progressive excitation fitting, progressive mutual coupling weighting, progressive mutual coupling windowing, slot offset and length ranges optimization.
    • Dielectric radome model accuracy improved.
  • Analysis
    • Save as BMP, JPG, TIFF fixed.
    • Dielectric radome model accuracy improved.

SWAN™ v.16.0 (Build 1818) – Released on March 09th 2016

  • Design
    • Symmetric geometries synthesis: bug fixed.
    • “Smart Convergence” has been strongly improved (progressive mutual coupling).
    • Stability improved.

SWAN™ v.16.0 (Build 1817) – Released on February 24th 2016

  • Design
    • Antenna weight estimation (Kgs).
    • More accurate antenna efficiency computation.
    • Minor bugs removed.

Comments are closed.