Chandra Amma Palanisamy

MathWorks

Last seen: Today | Con actividad desde 2021

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I am a Engineer at MathWorks. DISCLAIMER: Any advice or opinions here are my own, and in no way reflect that of MathWorks

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delta m in Beamwidth of the antenna
The ∆m value shown in the antenna beamwidth plot represents the difference in directivity magnitude between markers C2 and C1. ...

alrededor de 13 horas hace | 0

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Radiation Pattern Of Wire Antennas Of Different lengths
The wire antennas of different lengths can be modelled by converting a dipole antenna into a wire structure using the wireStack ...

alrededor de 15 horas hace | 0

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function similar to Vivaldi element pattern
To design Vivaldi antennas, use the Antenna Toolbox vivaldi, vivaldiOffsetCavity, and vivaldiAntipodal antenna objects which sup...

alrededor de 16 horas hace | 0

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Lens Antenna Design
Using the Antenna Toolbox dielectricLens object, one can design and analyze dielectric lens antennas.

alrededor de 16 horas hace | 0

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Antenna radiant power (v/m)^2 pattern value wildly inconsistent across effectively identical simulations
Hi, Could you please share a minimal MATLAB example (preferably using a simple patch antenna) that reproduces the issue? Includ...

alrededor de 17 horas hace | 0

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Is there any way to create a phased array using the customAntennaMesh command ?
The customAntennaMesh can be directly assigned as an Element in the phased array objects Ex. phased.ULA. ant = customAntennaMes...

alrededor de 17 horas hace | 0

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Error filling holes for shared_channel:patternCustom:RepeatedPoints. Floating point numbers are not allowed as holes. They should be converted to character vectors.
This error usually occurs when patternCustom receives duplicate or nearly identical direction points in the phi/theta data. It e...

5 días hace | 0

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how can i plot the radiation intensity in general by matlab for aperture antenna
Antenna Toolbox provides built-in aperture antennas including horn, hornConical, hornCorrugated, hornConicalCorrugated, hornPott...

5 días hace | 0

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DESIGN A LOOP ANTENNA AND COMPARE ITS CHARACTERSTICS AT VARIOUS DIMENSIONS
Antenna Toolbox already includes loop antennas such as loopCircular and loopRectangular. By varying parameters such as radius, o...

5 días hace | 0

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Results difference for a conical horn antenna in CST and Antenna Toolbox
Hi Evangelos, The Antenna Toolbox in MATLAB can be utilized to design and analyze horn antennas. Could you please share your sc...

6 días hace | 0

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How to extract the Impedance Matrix of the Method of Moments (MoM) in antenna toolbox?
Hi, Currently there is no supported workflow in Antenna Toolbox to directly retrieve or extract the Method of Moments (MoM) imp...

6 días hace | 0

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how to calculate the nulls, minors, majors and grating lobes of an antenna array in matlab
You can use the polarpattern plot in Antenna Toolbox to visualize the radiation pattern and compute parameters such as nulls, ma...

6 días hace | 0

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How to add a substrate to an antenna pattern
The RFID example uses customAntennaMesh to create the antenna. To include a PET substrate (90 µm thick, εr ≈ 3.5), you can recre...

12 días hace | 0

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How to specify matched loads for elements in Antenna Toolbox built-in arrays?
IIn Antenna Toolbox array objects such as linearArray, circularArray, and rectangularArray, AmplitudeTaper specifies the excitat...

13 días hace | 0

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how to apply the LMS algorithm on circular array of dipole antenna?
In Antenna Toolbox, you can create a circular array of dipole antennas using the circularArray object and analyze its radiation ...

20 días hace | 0

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How to create a directional antenna with Antenna Toolbox for RF coverage analysis
The above-mentioned directional antenna can be modeled in Antenna Toolbox using its 3-D Modelling capabilities. After creating t...

alrededor de 1 mes hace | 0

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Plot radiation pattern of 2 antennas omnidirectional.
The array of two antennas can be created using the array catalog available in Antenna Toolbox. The radiation pattern of both the...

alrededor de 1 mes hace | 0

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3D plot of antenna factor
The issue is that AFlog is calculated for a single pair of PHI and THETA values, resulting in a scalar, but it is later used in ...

alrededor de 1 mes hace | 0

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Antenna Toolbox function patternCustom gives error in standalone application: " Undefined function or variable 'patternCustom' "
This behavior is expected because patternCustom is an Antenna Toolbox function that requires Antenna Toolbox license during exec...

alrededor de 2 meses hace | 0

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how to get radiation pattern (2d and 3D) for an antenna?
Since Antenna Toolbox was introduced in R2015a, you can generate both 2D and 3D radiation patterns of an antenna directly using ...

alrededor de 2 meses hace | 0

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How can I tri sectorized an antenna?
Tri-sectorization can be achieved by creating three directional antennas and orienting them with azimuth angles separated by 120...

2 meses hace | 0

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How to Define Differential (Balanced) Transmission Lines in Antenna Toolbox Using customAntenna?
RF PCB Toolbox provides built-in transmission line catalogs, including support for differential transmission lines. For more inf...

2 meses hace | 0

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matlab code for an E-shaped antenna?
Antenna Toolbox already includes a built-in E-shaped patch antenna model (patchMicrostripEnotch). You can use it to analyze S11 ...

2 meses hace | 0

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How to write an 3D-fdtd code for SAR calculation of microstrip patch antenna?
Currently, Antenna Toolbox does not support the FDTD solver. For a list of supported solvers, see the Solvers documentation.

2 meses hace | 0

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EHfield function in MATLAB produces 3 x 441 matrix. What do these rows and column represent?
EHfields returns the complex electric and magnetic field vectors at a set of observation points. The 3 rows correspond to the x...

2 meses hace | 0

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Antenna Toolbox "rcs" function for multiple materials?
Currently, the Antenna Toolbox does not support RCS computation for objects that contain both PEC and dielectric materials. RCS ...

2 meses hace | 0

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Combine multiple S2P files into one single S16P file
Hi, Kindly refer this MATLAB Answer thread: How to build bigger S-parameter from smaller S-parameters - MATLAB Answers - MATL...

3 meses hace | 0

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How can I calculate in MATLAB-the electric field due to a time varying magentic field for a simple geometry?
Hi Md Chowdhury, MATLAB Antenna Toolbox can be used to create circular loop and compute E and H fields. The below code can be u...

más de 2 años hace | 1

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How to have a new line inside a string ?
Hi Vinothkumar, It is my understanding that you want to insert a newline in a string. The example code is given below: set(...

más de 5 años hace | 0

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Problems with running a design of dual polarised multi-layer patch antenna
Hi Swaroop, I understand that the error you are facing during the analysis on the dual polarised multilayer patch antenna is a ...

más de 5 años hace | 0

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