# Fayaz

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Question

how to generate hdl code for the cyclic prefix removal part of NPARCH fromats using the hdl simulink block set

here im attaching my cyclic prefix removal code, it contains many for loops. i tried with hdl simulink matlb fuction block, but...

10 months ago | 1 answer | 0

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answerQuestion

CONVOLUTION process with the HDL simulink blocks, does not giving the similar output for the MATLAB script output (highvariations between the simulink and script output))

i tried with both methods, passing the fixed point coversion values of convolute signal and filter coefficent & double complex v...

11 months ago | 1 answer | 0

### 1

answerQuestion

Do i need to add a LUT-lookup table along with the hdlNCO block to perform a frequency shifting. if yes, please give clear guidance with the blocks and passing parameters

I studied and tried up with applying "LUT-look up table". I dont know it is using a LUT is correct or not for the process, acco...

11 months ago | 1 answer | 0

### 1

answerQuestion

i was not able to configure the filter response(ex.order,etc) of " FIR decimation" block in simulink according to the default "decimate(X,R)" or(X,R,N) in script

The above FIR decim filter is used for decimation process. So how to configure the filter of the block from the filter r...

11 months ago | 0 answers | 0

### 0

answersQuestion

How to pass the complex double values as the fixed point values to the "NCO" block to generate the HDL code. many entries are in NCO, what vals & wht prt of scipt are added?

This is my script: shift_val = -3.5; % Perform the shift using the selected shift value for ii = 1:length(NPRACH_WAVE) N...

11 months ago | 1 answer | 0

### 1

answerQuestion

How to pass complex double value of array in the workspace to "HDL FFT block-DSP HDL toolbox block" to generate HDL code

script: FFT_OUTPUT = fft(ARRAY);% TAKE FFT FOR THE SAMPLES worspace: what are the blocks shoulb be added before the FFT ...

12 months ago | 1 answer | 0

### 1

answerQuestion

how to pass(or link) ' fixed- point values' to the (root inport mapper-connect inputs) in the 'HDL inport block'

THIS IS THE ERROR THTA SHOWS WHEN I LINK THE 'FIXED POINT VALUE' TO INPORT BLOCK, USING THE OTHER SIMULINK BLOCK TYPES WHICH...

12 months ago | 1 answer | 0

### 1

answerQuestion

how to perform frequency shift or frequency correction in simulation using HDL NCO and LOOKUP table(LUT) in order to generate HDL code

for the below mentioned exponential part contain code, % 5MHz carrier fs = 7.68; tdw=LTE5_3_1.waveform; %% SHOLDER REMOVING...

12 months ago | 1 answer | 0

### 1

answerQuestion

how to build a Simulink HDL block set for FREQUENCY SHIFTING process with a for loop in the MATLAB

% 5MHz carrier fs = 7.68; tdw=LTE5_3_1.waveform; %% SHOLDER REMOVING shape5_out = conv(tdw,shape5); %% UPSAMPLING AND LOW ...

12 months ago | 1 answer | 0

### 1

answerQuestion

how to insert the narrowband 48 subacarrier(3.75kHz) grid to the LTE12 subcarrier(15kHz) empty grid

NB-IoT resource block (180kHz) is deployed in LTE inband and guardband. NB-IoT 48 subcarriers each 3.75kHz and LTE resource bloc...

12 months ago | 0 answers | 0

### 0

answersQuestion

how to configure parameters for NCO(frequency shifting or frequency correction) simulink block set based on the NCO operation has performed in the matlab script

i have to build the hdl block set for NCO(frequency shifting). so i selected a HDL NCO block, but i dont know how to set the par...

12 months ago | 1 answer | 0

### 1

answerQuestion

Cannot connect to model 'time_simulink'; please try Update Diagram (Ctrl-D). Caused by: Error in 'time_simulink/Upsample': All sample times for this block must be discrete. C

Cannot connect to model 'time_simulink'; please try Update Diagram (Ctrl-D). Caused by: Error in 'time_simulink/Upsample': A...

1 year ago | 1 answer | 0

### 1

answerQuestion

taking frequency fourier transform (FFT) for the LTE NB-IOT NPRACH frequency hopping repetations

tis is the time domain CPs and SYMBOLS in the frequnecy hopping. i have written a code to remove the cyclic prefix and take on...

1 year ago | 0 answers | 0

### 0

answersQuestion

in NB-IoT PRACH Detection and False Alarm Conformance Test model, there is an error while running the code in any release of matlab versions

im doing a final year project, Implementation of the Base Station Processing Chain of NB-IoT Random Access Channel (narrowband-p...

1 year ago | 0 answers | 0

### 0

answersQuestion

Implementation of the Base Station Processing Chain of NB-IoT Random Access Channel(narrow-band prach) on Digital Hardware

while plotting the Narrw-band PRACH signal using the default code whic is given to generate the time domain signal in the LTE to...

1 year ago | 0 answers | 0