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Da Huang


Last seen: 28 days ago

MathWorks

15 total contributions since 2019

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Da Huang's Badges

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  • 3 Month Streak
  • Knowledgeable Level 2
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Solved


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

2 months ago

Answered
Alternatives to pcbStack for array element in Antenna Toolbox?
pcbStack is not currently supported in array objects. Currently there is no plan for it. But you can create arrays in pcbStack o...

7 months ago | 0

Answered
Patterncustom function - colobar properties
right click on the colorbar will bring up its property panel for editing.

8 months ago | 0

Answered
Dielectric meshing error due to frequency/epsilon_r combo?
Could you share your code? it is hard to provide any help without the example.

8 months ago | 0

Answered
Patch antenna with multiple feeds with independent voltage and phases
Hi udax, if you setup the FeedLocations property properly in pcbStack object. Then you shall be able to set the FeedVoltage an...

8 months ago | 0

| accepted

Answered
Create Gerber file from antenna design
Hi, You need to specify a substrate in order to generate the gerber file. Please see the following code. ant = spiralArchi...

8 months ago | 0

Answered
Antenna toolbox: Radiation pattern for linear array yields different results when same array is modeled as conformal
Hi Marios, By going through your code, I notice that you call the pattern function through: [F5,azi5,elv5]= pattern(la1,fd,90...

1 year ago | 1

| accepted

Answered
simulink plot antenna pattern
Not sure why you want to implement the code in simulink. But what you want to do can be implemented in matlab script, then mayb...

1 year ago | 0

Answered
how to use antenna array block set to program a spiral antenna array in a specific array configuration?
there are two spiral antennas currently supported in antenna toolbox, spiralArchimedean, and spiralEquiangular. you can place t...

1 year ago | 0

Answered
how to obtain the gain of antenna from antenna pattern file at a particular elevation and azimuth angle.
if you are trying to reconstruct the full 3D pattern from two slices of the pattern. you may find the following example to be us...

1 year ago | 0

| accepted

Answered
How to get a 4-turns Rectangular loop antenna in Matlab or using the antenna Design toolbox?
Not sure what is your actual antenna shape, but you can use customAntennaGeometry in antenna toolbox to build your own 2D/planar...

1 year ago | 0

Answered
Polar plot draw line at -3dB opening
if you have antenna toolbox or phase array toolbox, you can use polarpattern function to plot your own pattern. it also provide...

1 year ago | 0

Answered
How can I write a code to find radiation pattern of reconfigurable antenna?
You can use customArrayGeometry objecct in antenna toolbox to create the radiation antenna without the substrate, and then creat...

1 year ago | 0

Answered
setting resonant frequency and finding circuit properties (power, current, voltage) for a wireless power transfer system
Hi Yuri, Hope the following answer your question. In the wireless power transfer example, you need to change the default spi...

1 year ago | 0

| accepted