Vinod Dwarapudi
MathWorks
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已回答
how to calculat the phase shift in 2d planar array
Hi Srinidhi For a planar array, the phase progression must be calculated independently along the x- and y-directions based on t...
how to calculat the phase shift in 2d planar array
Hi Srinidhi For a planar array, the phase progression must be calculated independently along the x- and y-directions based on t...
3 days 前 | 0
已回答
Extracting equivalent currents (Antenna Toolbox)
Hi Johannes Brantl While Antenna Toolbox can compute currents and tangential fields for a known antenna geometry, reconstructin...
Extracting equivalent currents (Antenna Toolbox)
Hi Johannes Brantl While Antenna Toolbox can compute currents and tangential fields for a known antenna geometry, reconstructin...
3 days 前 | 0
已回答
Getting tangential field values of an antenna
Hi Johannes Brantl It sounds like you are describing an inverse source reconstruction problem, where the goal is to estimate th...
Getting tangential field values of an antenna
Hi Johannes Brantl It sounds like you are describing an inverse source reconstruction problem, where the goal is to estimate th...
3 days 前 | 0
已回答
Need help from someone that fully understands antennas and Matlab
Hi Pedro Pereira, A simple way to validate the Array Factor (AF) calculation is to use a uniformly excited linear array. For a ...
Need help from someone that fully understands antennas and Matlab
Hi Pedro Pereira, A simple way to validate the Array Factor (AF) calculation is to use a uniformly excited linear array. For a ...
3 days 前 | 0
已回答
amplitude coefficient of 4x4 planar antenna array
Hi Abdullah Qaroot While optimization can certainly be used to determine amplitude coefficients, in antenna array design the ta...
amplitude coefficient of 4x4 planar antenna array
Hi Abdullah Qaroot While optimization can certainly be used to determine amplitude coefficients, in antenna array design the ta...
7 days 前 | 0
已回答
draw and export omni directional antenna pattern for 5GHz wifi (vertical and horizontal)
Hi Hong Cheng In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the ...
draw and export omni directional antenna pattern for 5GHz wifi (vertical and horizontal)
Hi Hong Cheng In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the ...
22 days 前 | 0
已回答
3d antenna design with antipodal geometery
Hi purva Shrivastava Antenna Toolbox provides a built-in antipodal Vivaldi antenna model that can be used as a starting point f...
3d antenna design with antipodal geometery
Hi purva Shrivastava Antenna Toolbox provides a built-in antipodal Vivaldi antenna model that can be used as a starting point f...
29 days 前 | 0
已回答
Hello, i want to find out HPBW, NULLS, SIDE LOBE LEVELS of 3D pattern of planar antenna array, not from graph, but through matlab coding. your help would be appreciated, i have to submit it quite soon. Regards
Hi Irfan Muhammad, The pattern shown appears to be the array factor of the planar array. To obtain the actual radiation pattern...
Hello, i want to find out HPBW, NULLS, SIDE LOBE LEVELS of 3D pattern of planar antenna array, not from graph, but through matlab coding. your help would be appreciated, i have to submit it quite soon. Regards
Hi Irfan Muhammad, The pattern shown appears to be the array factor of the planar array. To obtain the actual radiation pattern...
29 days 前 | 0
已回答
How to specify spatial position (center feed point) for dipole antenna not at origin
Hi Brett Catalano, Conformal Array can be used to arbitrarily position antenna elements at desired locations % place dipol...
How to specify spatial position (center feed point) for dipole antenna not at origin
Hi Brett Catalano, Conformal Array can be used to arbitrarily position antenna elements at desired locations % place dipol...
29 days 前 | 0
已回答
How can I export a figure to mashlab-like editable format?
Hi Gonzalo Salvador STL files store only geometry and do not natively support scalar field or colormap information. However, so...
How can I export a figure to mashlab-like editable format?
Hi Gonzalo Salvador STL files store only geometry and do not natively support scalar field or colormap information. However, so...
1 month 前 | 0
已回答
radiation pattern generation for 10 element array of point sources using electric field quation
Apart from missing degree to radian conversion, original code had two main issues preventing correct results. First, the inner...
radiation pattern generation for 10 element array of point sources using electric field quation
Apart from missing degree to radian conversion, original code had two main issues preventing correct results. First, the inner...
1 month 前 | 0
已回答
Difficulty plotting the polar plot of the electric field (theta component) radiated by a horn antenna in MATLAB.
Hi Muhammad Hamza Shashid, The H-plane expression needs to be implemented with angle-dependent spectral terms (kx_p, kx_pp) and...
Difficulty plotting the polar plot of the electric field (theta component) radiated by a horn antenna in MATLAB.
Hi Muhammad Hamza Shashid, The H-plane expression needs to be implemented with angle-dependent spectral terms (kx_p, kx_pp) and...
1 month 前 | 0
已回答
designing feed network of micro strip patch array
Hi fima Yes. If the patch array is already available, RF PCB Toolbox can be used to design and integrate the microstrip feed ne...
designing feed network of micro strip patch array
Hi fima Yes. If the patch array is already available, RF PCB Toolbox can be used to design and integrate the microstrip feed ne...
1 month 前 | 0
已回答
plotting dipole antenna far-field pattern, with multiple slices
Hi Neil, The following example approximates a dipole using multiple short dipoles. The current distribution of a reference dipo...
plotting dipole antenna far-field pattern, with multiple slices
Hi Neil, The following example approximates a dipole using multiple short dipoles. The current distribution of a reference dipo...
2 months 前 | 0
已回答
3d custom antenna elements
Hi Andrew and George, Yes, this is supported in Antenna Toolbox For a custom 3D antenna geometry, import the STL file and crea...
3d custom antenna elements
Hi Andrew and George, Yes, this is supported in Antenna Toolbox For a custom 3D antenna geometry, import the STL file and crea...
2 months 前 | 0
已回答
STL creation for customAntennaStl?
Hi James, In this particular case, the workflow initially appeared to hang because the STL coordinates were interpreted as 'met...
STL creation for customAntennaStl?
Hi James, In this particular case, the workflow initially appeared to hang because the STL coordinates were interpreted as 'met...
2 months 前 | 0
已回答
How to obtain the bandwidth from an sparameters() imported file?
Hi Chamath Vithanawasam The sample code below is intended for single-band antennas. It identifies the −10 dB S11 crossing frequ...
How to obtain the bandwidth from an sparameters() imported file?
Hi Chamath Vithanawasam The sample code below is intended for single-band antennas. It identifies the −10 dB S11 crossing frequ...
2 months 前 | 0
已回答
Simulation of E-Shaped Antenna
Hi, If you're looking for MATLAB support for an E-shaped microstrip antenna, Antenna Toolbox already includes a built-in E-shap...
Simulation of E-Shaped Antenna
Hi, If you're looking for MATLAB support for an E-shaped microstrip antenna, Antenna Toolbox already includes a built-in E-shap...
3 months 前 | 0
已回答
Non-standard spherical coordinates conversion
Hello Albert, In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the ...
Non-standard spherical coordinates conversion
Hello Albert, In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the ...
3 months 前 | 0
已回答
How to open and read .ffs file matlab?
Hello Barbara, In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the...
How to open and read .ffs file matlab?
Hello Barbara, In R2026a, Antenna Toolbox provides the capability to import radiation pattern data exported from CST. Using the...
3 months 前 | 0
已回答
replication of CST design in MATLAB and use antenna tool box .
Hi, STL export has been supported in CST Microwave Studio for many years. I recommend checking the CST Help documentation or co...
replication of CST design in MATLAB and use antenna tool box .
Hi, STL export has been supported in CST Microwave Studio for many years. I recommend checking the CST Help documentation or co...
3 months 前 | 0
已回答
Optimize antenna from pcbStack object
From 25a, custom Antenna optimization is supported. Attaching the example link for similar problem. Eventhough 3d geometry workf...
Optimize antenna from pcbStack object
From 25a, custom Antenna optimization is supported. Attaching the example link for similar problem. Eventhough 3d geometry workf...
1 year 前 | 0
已回答
I am trying to use the PCBwriter function to output a Gerber file for PCB stack object with greater than 2 layers.
From 25a, gerberWrite supports multiLayer export. Try using it in 25a. Attaching the documentation link here. gerberWrite - Gen...
I am trying to use the PCBwriter function to output a Gerber file for PCB stack object with greater than 2 layers.
From 25a, gerberWrite supports multiLayer export. Try using it in 25a. Attaching the documentation link here. gerberWrite - Gen...
1 year 前 | 0
已回答
Simulating a hertzian dipole
I have changed the scaling of Contour plot and reduced the length of the antenna. Also replaced variable 'i' to 'xx' to not get ...
Simulating a hertzian dipole
I have changed the scaling of Contour plot and reduced the length of the antenna. Also replaced variable 'i' to 'xx' to not get ...
5 years 前 | 0
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