FEKO and MoM?

I want to know how FEKO uses the MoM model if it uses the model in its general form or the spacial case of Galerkin when the test functions are equal to the base functions.

11 December 2014 8,162 4 View

Is there any formula to predict a fractal antenna resonant frequency?

Is there any formula to predict a fractal antenna resonant frequency from the antenna parameters and the tree shape when there is no substrate used or the substrate occupies the whole antenna...

11 December 2014 6,330 8 View

HFSS and FEM discretization quality?

Given that HFSS uses the FEM, I want to know if HFSS can and how it can estimate some characteristics concerning the FEM like the: existence and uniqueness of solutions, stability and convergence.

11 December 2014 8,815 0 View

FVM and CEM?

I want to know if there is a CEM simulator that uses the the finite volumes method.

11 December 2014 6,371 1 View

Samart antenna array technique?

I want to design a smart antenna array based on PIFA. I need only a small matrix dimension 3*3 or 4*4. Do you advise me to use for feeding a Blass or Butler matrix techinque?

11 December 2014 1,634 2 View

FVM and CEM?

I want to know if there is a CEM simulator that uses the the finite volume method FVM.

11 December 2014 4,991 3 View

Are there some Matlab programs about implementing radar with electronic scan?

I talk about programs to use directly or to be modified to be adapted for different kinds of radiating function.

11 December 2014 9,980 4 View

Can HFSS estimate a RES?

Dear researchers, I want to know if the HFSS can estimate a Radar Equivalent Surface.

10 November 2014 9,177 3 View

Multi Resolution Time-Domain (MRTD) solver?

Is there any simulator using a Multi Resolution Time-Domain (MRTD) solver?

10 November 2014 7,059 0 View

How do you export an HFSS data table into a known file format?

HFSS simulator can generate after a simulation results in the form of a data table. I want to know how to export these tables to have excel files or other file formats.

10 November 2014 3,564 6 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Which SAR dataset to use for generating coherency matrix and performing target decomposition (Description) ?

Working on chandrayaan-2 DFSAR data, there are three datasets available: 1) Slant range image data product: The slant range complex image file. Each pixel is represented by two 4-byte floating...

02 March 2021 8,481 3 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Compact antenna for the frequency range 1 MHz-5 MHz?

Hello everybody! I have a problem with developing a compact antenna for the 1MHz-5MHz frequency range. Tell me what type of antenna can be used and what books and articles to read to perform this...

27 February 2021 7,710 4 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

Efficiency of Proximity Feed Patch Antenna ?

Greetings to all of You! I have searched some research papers for the designing of a proximity coupled patch antenna. Researchers are talking about the impedance bandwidth of the antenna but...

24 February 2021 7,662 3 View