답변 있음

MUSIC algorithm ghost target in Matlab Radar Simulation Demo

The range angle image you mentioned in question is not a mirrored target, rather it's just an aliasing to the opposite side due ...

MUSIC algorithm ghost target in Matlab Radar Simulation Demo

The range angle image you mentioned in question is not a mirrored target, rather it's just an aliasing to the opposite side due ...

4년 초과 전 | 0

답변 있음

About real time data processing in FMCW RADAR.

You may want to take a look at this example to get some idea on how to process real time data. https://www.mathworks.com/help/p...

About real time data processing in FMCW RADAR.

You may want to take a look at this example to get some idea on how to process real time data. https://www.mathworks.com/help/p...

4년 초과 전 | 0

답변 있음

Matlab range and angle

I didn't quite understand what you mean by position = d.*t but rangeangle() support vectorization so you should be able to pa...

Matlab range and angle

I didn't quite understand what you mean by position = d.*t but rangeangle() support vectorization so you should be able to pa...

4년 초과 전 | 0

답변 있음

MUSIC algorithm for direction of arrival

Generally speaking MUSIC belongs to subspace method. It doesn't really compare amplitude or phase, instead it takes advantage of...

MUSIC algorithm for direction of arrival

Generally speaking MUSIC belongs to subspace method. It doesn't really compare amplitude or phase, instead it takes advantage of...

4년 초과 전 | 0

| 수락됨

답변 있음

Radar Doppler Signals for Car dataset!!

What is your requirement? Do you have any specific motion you want to cover? For a generic model, you can consider using many po...

Radar Doppler Signals for Car dataset!!

What is your requirement? Do you have any specific motion you want to cover? For a generic model, you can consider using many po...

4년 초과 전 | 0

답변 있음

Collector for array formed of replicated subararrays

They do consider the gain at different angles. As to the input, you may want to check with your setting in array. Did you turn ...

Collector for array formed of replicated subararrays

They do consider the gain at different angles. As to the input, you may want to check with your setting in array. Did you turn ...

4년 초과 전 | 0

| 수락됨

답변 있음

matlab which filtfilt function handles filter objects

The filtfilt that handles a filter object will be a method on the filter object. For example, you can find filtfilt() method in ...

matlab which filtfilt function handles filter objects

The filtfilt that handles a filter object will be a method on the filter object. For example, you can find filtfilt() method in ...

4년 초과 전 | 1

| 수락됨

답변 있음

Building Radar Data Cube

For FMCW, after phased.ReceiverPreamp, that's the raw signal. You will need to mix it with the transmitted signal and then do an...

Building Radar Data Cube

For FMCW, after phased.ReceiverPreamp, that's the raw signal. You will need to mix it with the transmitted signal and then do an...

4년 초과 전 | 0

답변 있음

How to get received signal at the carrier when use Phased Array ToolBox

Phased Array System Toolbox models the signal as a complex baseband representation. Normally a signal occupies certain bandwidth...

How to get received signal at the carrier when use Phased Array ToolBox

Phased Array System Toolbox models the signal as a complex baseband representation. Normally a signal occupies certain bandwidth...

4년 초과 전 | 0

답변 있음

Phased.RadarBackScatteringTarget be used in bistatic configuration

Bistatic and monostatic RCS is a bit different in the sense that bistatic RCS not only depends on the incident angle, but also d...

Phased.RadarBackScatteringTarget be used in bistatic configuration

Bistatic and monostatic RCS is a bit different in the sense that bistatic RCS not only depends on the incident angle, but also d...

4년 초과 전 | 0

답변 있음

LinearFM Target Range Detection with Matched Filter Error

You forgot to set the sample rate in channel accordingly. Replace your channel definition as channel = phased.FreeSpace('Propag...

LinearFM Target Range Detection with Matched Filter Error

You forgot to set the sample rate in channel accordingly. Replace your channel definition as channel = phased.FreeSpace('Propag...

4년 초과 전 | 1

| 수락됨

답변 있음

Beamforming using custom phases for each array element.

Like you said, you can use custom tapering on elements. Just convert the phase to the corresponding complex number and specify i...

Beamforming using custom phases for each array element.

Like you said, you can use custom tapering on elements. Just convert the phase to the corresponding complex number and specify i...

4년 초과 전 | 0

답변 있음

phased.freespace channel multiple targets

What are dimensions of your inputs to the object? You may need to match the number of input signal to number or targets. HTH

phased.freespace channel multiple targets

What are dimensions of your inputs to the object? You may need to match the number of input signal to number or targets. HTH

4년 초과 전 | 0

답변 있음

how to simulate radar echo signal with time delay and doppler shift?

These examples in Phased Array System Toolbox mahy be a good start. https://www.mathworks.com/help/phased/examples/designing-a-...

how to simulate radar echo signal with time delay and doppler shift?

These examples in Phased Array System Toolbox mahy be a good start. https://www.mathworks.com/help/phased/examples/designing-a-...

4년 초과 전 | 1

답변 있음

generating matched filter for a rectangular pulse waveform

In general matched filter is the conjugated time reversal of the waveform, like y = conv(x,conj(flip(x))) HTH

generating matched filter for a rectangular pulse waveform

In general matched filter is the conjugated time reversal of the waveform, like y = conv(x,conj(flip(x))) HTH

4년 초과 전 | 0

| 수락됨

답변 있음

How to save the previous figure generated by function'step(H,x)'

The constellation diagram is workig as expected. The object enables you to overwrite the plot over time so you can see how the c...

How to save the previous figure generated by function'step(H,x)'

The constellation diagram is workig as expected. The object enables you to overwrite the plot over time so you can see how the c...

거의 5년 전 | 0

답변 있음

How can I get the phase of a ConformalArray

Could you elaborate what you mean by having steering vector as an input? In your pattern() call, the steering vector (I assume t...

How can I get the phase of a ConformalArray

Could you elaborate what you mean by having steering vector as an input? In your pattern() call, the steering vector (I assume t...

거의 5년 전 | 0

답변 있음

Shnidman’s equations

In this case you can use shnidman to compute the SNR as a functionof N and then plot it manually, e.g. N = 1:50; Pd = 0.98; P...

Shnidman’s equations

In this case you can use shnidman to compute the SNR as a functionof N and then plot it manually, e.g. N = 1:50; Pd = 0.98; P...

거의 5년 전 | 0

| 수락됨

답변 있음

Can I use my own model in "trackingimm"

Yes you can. You need to provide your own motion model update/measurement functions as well as a function switching the state be...

Can I use my own model in "trackingimm"

Yes you can. You need to provide your own motion model update/measurement functions as well as a function switching the state be...

거의 5년 전 | 1

| 수락됨

답변 있음

2D beamforming simulation

First of all, I don't think elevation is changing. This plot is in spherical coordinates, so the surface is curved, but the colo...

2D beamforming simulation

First of all, I don't think elevation is changing. This plot is in spherical coordinates, so the surface is curved, but the colo...

거의 5년 전 | 0

답변 있음

Delay-Sum Beam-forming

The following page contains some relevant information and can be a good starting point. https://www.mathworks.com/help/phased/b...

Delay-Sum Beam-forming

The following page contains some relevant information and can be a good starting point. https://www.mathworks.com/help/phased/b...

거의 5년 전 | 0

답변 있음

How to model a rotating target ?

The following example may give you some ideas. https://www.mathworks.com/help/phased/examples/introduction-to-micro-doppler-ef...

How to model a rotating target ?

The following example may give you some ideas. https://www.mathworks.com/help/phased/examples/introduction-to-micro-doppler-ef...

거의 5년 전 | 0

답변 있음

Antenna Toolbox Directivity Appears To Saturate

Your array has more than 100 thousand elements so it's very large. Therefore, the calculation probably missed the narrow beam. A...

Antenna Toolbox Directivity Appears To Saturate

Your array has more than 100 thousand elements so it's very large. Therefore, the calculation probably missed the narrow beam. A...

거의 5년 전 | 0

답변 있음

How can I find the incident angle of a 4x4 array that is divided from 1 Tx and 1 Rx channel using Phased Array Toolbox?

If all you care is just this 4x4 array, then you may just want to use a regular URA. It's not clear why you opt in a Partitioned...

How can I find the incident angle of a 4x4 array that is divided from 1 Tx and 1 Rx channel using Phased Array Toolbox?

If all you care is just this 4x4 array, then you may just want to use a regular URA. It's not clear why you opt in a Partitioned...

거의 5년 전 | 0

답변 있음

phased array toolbox.

Yes this can be done. You can look at some examples in following pages to see how to transmit and receive with steering https:/...

phased array toolbox.

Yes this can be done. You can look at some examples in following pages to see how to transmit and receive with steering https:/...

거의 5년 전 | 0

답변 있음

How to add regular sine wave in phased array toolbox?

Could you clarify your use case? Although there is no regular sine in Phased Array System Toolbox, but you can use sin() functio...

How to add regular sine wave in phased array toolbox?

Could you clarify your use case? Although there is no regular sine in Phased Array System Toolbox, but you can use sin() functio...

거의 5년 전 | 0

답변 있음

How can I use replicated subarrays and still set individual taper and phases?

If you set SubarraySteering to Custom, it means you want to control each element individually, thus you need to provide a weight...

How can I use replicated subarrays and still set individual taper and phases?

If you set SubarraySteering to Custom, it means you want to control each element individually, thus you need to provide a weight...

거의 5년 전 | 0

| 수락됨

답변 있음

How to introduce phase error into phased array

You can do somethign like this to simulate a phase error uniformly distributed within +/- 2.5 degrees in each element. pherr_de...

How to introduce phase error into phased array

You can do somethign like this to simulate a phase error uniformly distributed within +/- 2.5 degrees in each element. pherr_de...

대략 5년 전 | 0

답변 있음

How can i fix this problem "Undefined function 'Taylor' for input arguments of type 'double'."

Looks like you are using a function from the book so you may want to find the function from the disc or download. You should als...

How can i fix this problem "Undefined function 'Taylor' for input arguments of type 'double'."

Looks like you are using a function from the book so you may want to find the function from the disc or download. You should als...

대략 5년 전 | 0