Beantwortet
The N-Point Moving Average (MA) Filter
Hello, I see that you're working on implementing an N-point moving average filter in MATLAB and are encountering a couple of is...

9 Monate vor | 0

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Why N point FFT of a under-sampled signal in time domain is worse than only a N point FFT of the time domain signal (Not resampled)
Hi Tworit, It is my understanding that you are trying to discern why an N-point FFT of an undersampled signal yields worse ...

9 Monate vor | 0

Beantwortet
16-QAM constilation
Hi Vikas, For generating 16-QAM symbols for a 2x2 MIMO system with equal probability using the rand function in MATLAB, you can...

9 Monate vor | 0

Beantwortet
Why 'Port width mismatch' error occurred?
Hi Patryk, It seems there might be a small typo in your function block. The correct function name is atan2d, not 'atand2'. Afte...

9 Monate vor | 0

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OFDM system with channel estimation code error in modulate
Hi albin, The issue you're encountering with the modulate function is due to an incorrect number of input parameters. The modul...

9 Monate vor | 0

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Is my LDPC BER curve right?
Hi Rishi, From the figures you've provided, it looks like the BER is quite low for SNR values of 0 and 1 dB, falling below . Si...

9 Monate vor | 0

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A signal has the information of two different freqency. How to distinguish betwwen these two frequencis?
Hi Tasin, I understand that you are trying to isolate the amplitude and phase of two closely spaced frequencies within a receiv...

10 Monate vor | 0

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CSI of the guard-band subcarrier in 5G channel
Hi Abdelwahab, I see that you're seeking clarification on how the number of subcarriers is determined, specifically ...

10 Monate vor | 0

Beantwortet
cwt and wcoherence different periods
Hi Elif, You've noticed a difference in the period values when comparing the results from the continuous wavelet transform; cwt...

10 Monate vor | 1

Beantwortet
How to get the complex-valued impulse response coefficients from comm.RayleighChannel
Hi Imran, To obtain the complex impulse response coefficients of a multipath Rayleigh fading channel, you can pass a impulse si...

10 Monate vor | 0

Beantwortet
The outage probability that the recieve SNR is greater than SNR_{th}
Hi A_SD, It is my understanding that you want to calculate the outage probability () of 10 users when minimum rate () is grea...

10 Monate vor | 0

Beantwortet
compute energy and running correlation
Hi Michael, You can perform the operations/calculations you mentioned using the following MATLAB functions: 1. xcorr - to ...

10 Monate vor | 0

Beantwortet
Feedforward equalizer (FFE) MMSE vs ZF: I get ZF performs better than MMSE, why is that?
Hello Zonghao Li, In your simulation, the Zero Forcing (ZF) equalizer seems to surpass the Minimum Mean Square Error (MMSE)...

10 Monate vor | 1

Beantwortet
How do I interpret path loss outputs for raytracing signal propagation environments?
Hi Alex, The 1x2 cell array returned by the 'pathloss' function is a result of having two transmitters (tx1 and tx2)...

10 Monate vor | 0

Beantwortet
How do I get my simulation line to follow the theory curve?
Hello Pierre, It appears that there is a discrepancy between the simulated and theoretical values of the Bit Error Rate (BE...

11 Monate vor | 0

Beantwortet
To find FFT, lowppass, rms, psd, ps and peak plot them
Hello Solleti, I understand you want to analyze the data in "example.txt" for column-wise Fast Fourier Transform (FFT), pow...

11 Monate vor | 0

Beantwortet
Why the calculated RSRP is greater than zero in matlab 5G example
Hello chengyi zhou, I see that you're puzzled by the RSRP values being greater than zero in the MATLAB examples you mention...

11 Monate vor | 0

Beantwortet
Why does SER calculated for higher SNR becomes zero?
Hi Jay, Based on your observations in the NOMA system simulation, the SER for user one (U1) dropping to zero before user tw...

11 Monate vor | 0

Beantwortet
what is the difference between the normxcorr2 and the below processing?
Hello N Saf, I see that you're interested in calculating correlation coefficients in MATLAB. You can accomplish this in a coupl...

11 Monate vor | 0

Beantwortet
Too many input arguments for RMS - sudden issue
Hi Erik, I understand that the 'rms' function is unexpectedly generating an "too many input arguments" error with an input ...

11 Monate vor | 0

Beantwortet
OFDM Transmitter and Receiver using QPSK Modulation
Hi Lincoln, I understand that you're facing an issue where the Bit Error Rate (BER) in your simulation does not decrease ...

11 Monate vor | 1

Beantwortet
Identifying round objects and calculate the radius
Hello Wissem-Eddine, I understand you're encountering an error related to the data type of 'H_custom' when using it in a lo...

11 Monate vor | 0

Beantwortet
How to do equalization when a frequency-selective channel has been created using comm.RayleighChannel
Hello Imran, It seems you are interested in performing equalization using the "PathGains" matrix obtained from the ‘...

11 Monate vor | 0

Beantwortet
How to increase MATLAB corrplot co-efficient precision ?
Hi Nadatimuj, I understand that you want to increase the font size and precision of coefficients in MALAB ‘corrplot’. ...

12 Monate vor | 0

Beantwortet
How to make such a colorbar for bivariate analysis as shown in the attached figure below?
Hello Abhishek, I understand that you want to create a 2D colorbar for bivariate analysis as shown in the figure. Refer to...

12 Monate vor | 0

Beantwortet
How to add white noise to ARX model
Hi Tarek, I understand that you want to add white noise to your model. The ‘awgn’ function in the Communications Toolbox can...

12 Monate vor | 0

Beantwortet
Getting PathDelays in nrCDLChannel
Hi Riccardo I understand that you want to calculate values of all path delays, not just the average path gains in the CDL C...

12 Monate vor | 0

Beantwortet
LDPC encoder/decoder with a rate of 1/3 and a length of the code being less than 10,000 bits?
Hello R. R. It is my understanding that you want to encode a LDPC code with a rate of 1/3 and a length of less than 10,000...

12 Monate vor | 2

Beantwortet
How to compute SNR in dB for complex signals when noise is added in terms of standard deviation?
Hi Kalasagarreddi, It is my understanding that you want to know if there are any MATLAB functions to add noise to complex sign...

12 Monate vor | 0

Beantwortet
Is there a way to obtain a constellation plot from an uplink signal in the LTE toolbox?
Hello Ian, It is my understanding that since the ‘hPUSCHEVM’ function doesn’t plot the Constellation Diagram, you want to k...

12 Monate vor | 0

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