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Xingda Chen


Last seen: 21 Tage vor |  Aktiv seit 2020

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Does MATLAB's pattern() function use full-wave MoM or superposition of elements for antenna array analysis?
This question is probably more for MATLAB staffs but I am open to any response. I am conducting research to compare the results...

etwa ein Monat vor | 0 Antworten | 0

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What are the point locations for EHfields() function output?
When I run the EHfields function like this: [e,h] = EHfields(antenna_object,frequency) The size of the output e is 3 * 441. Wh...

6 Monate vor | 2 Antworten | 0

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How does the createFeed() by GUI (antenna toolbox and selecting a closed polygon) work as an excitation source?
I am experimenting with MATLAB antenna tool box. The simulation result of a geometry differs quite a bit when I use a simple del...

11 Monate vor | 0 Antworten | 0

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How to introduce a phase shift to a existing vector
Perhaps this is what you are looking for: p_freq = 5e3; p_period = 1/p_freq; %you have to know your frequency move_this_many_s...

mehr als ein Jahr vor | 0

Beantwortet
which solver is best to solve a set of trig equation?
I realized I cannot simiply log a complex number. I am editing my script such that my a+bj complex number returns an angle readi...

fast 2 Jahre vor | 0

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Frage


which solver is best to solve a set of trig equation?
I wonder if existing MATLAB solvers can solve my set of trignometric equations: For the above equations, assume I know , , ...

fast 2 Jahre vor | 1 Antwort | 0

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how to make sure the normal vector of phase.ConformalArray is the same as normal vector of antenna element?
I used a simple but dumb way by setting my element number to be 1 and compare the generaqted pattern with the original pattern t...

mehr als 2 Jahre vor | 0

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how to make sure the normal vector of phase.ConformalArray is the same as normal vector of antenna element?
I am creating a conformal array of microstrip patch antenna using the phase array system toolbox. I first created a single a...

mehr als 2 Jahre vor | 1 Antwort | 0

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alternate hist() function
a = [4 4]; b=unique(a); c=hist(a,b); c=nonzeros(c); d=find(c~=0); result=a(d); I got a simple ...

fast 3 Jahre vor | 0

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Frage


alternate hist() function
I wanted to know how many times a number is repeated in a vector, so I used the hist() function. For example, an extracted idea...

fast 3 Jahre vor | 1 Antwort | 0

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check ismember for each element individually
Hello all, I wonder if there is any smart way checking the indices of every individual elements in an array, in another array. ...

etwa 3 Jahre vor | 3 Antworten | 0

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set(gca,'fontsize',[]) reporting error
Hi all, I bumped into a simple problem but I do not know what is going on. I was trying to make a plot and seting up the font s...

etwa 3 Jahre vor | 2 Antworten | 0

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what is the best way to model a noise effected wired ASK communication on Matlab?
I want to model/simulatE how 60Hz AC power EMI affected an ASK modulated wired transmission, preperrably see the distrotion in t...

etwa 4 Jahre vor | 0 Antworten | 0

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how to plot data from a cell array that the numbers are type string?
Hi, I want to plot some lab data. they are collected in txt file, the data itself in txt looks like this I want to plot ...

etwa 4 Jahre vor | 1 Antwort | 0

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matlab does not plot the from origin
trying to plot my lab result, but the first data point suppose to be (0,0) , can't make matlab plot that....does this happen to ...

mehr als 4 Jahre vor | 0 Antworten | 0

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Error in naming function handles
Hi all, I am writting a Runge Kutta for a time varying system of ODEs, but bumped into an error of indexing. I think the proble...

mehr als 4 Jahre vor | 1 Antwort | 0

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