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Type: Posts; User: pinkyvidya

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    Closed: Generation of H matrix for ldpc in matlab

    How to generate H matrix in matlab for ldpc?In matlab using the inbuilt command(fec.ldpcenc) it is possible to generate only default value of 32400x64800 parity matrix.Plz help me to generate H...
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    Closed: sparse matrix for ldpc in matlab

    HOw do i generate a sparse matrix for ldpc in matlab?The matlab demo shows for a smaller value.I need for higher values.
    I tried generating but then the last (N-K) columns of the parity-check matrix...
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    Closed: Re: How to realize reconfiguration in FPGA?

    Is that bit file u mentioned is the part of the design which has to be configured......How we will know about the size of bit file and how it is created????How can we calculate the turn around...
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    Closed: Re: Dose any FPGA support reconfiguration?

    Does ALTERA devices support run-time reconfiguration.......Is it possible to find reconfiguration time manually???Please reply
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    Closed: Re: Reconfiguration time in FPGA.............

    Thanks for the information.........But I would like to know if there is any equation to in which the netlist size can be given as a parameter to calculate the run-time reconfiguration time in an...
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    Closed: Re: Reconfiguration time in FPGA.............

    Thank you for your reply....But I think irrespective of the FPGA we are using there is some equation based on the size of netlist to find out the reconfiguration time....Kindly help me out with...
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    Closed: Reconfiguration time in FPGA.............

    Can anyone help me in finding reconfiguration time in any FPGA?? I need a general equation to calculate the NETLIST RECONFIGURATION TIME for a system designed in hardwareand implemented in any...
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    Closed: Re: Execution time in a C program

    Thanks for your valuable reply.....................

    @ amraldo

    [color=darkred]But you should take care of wrapping.

    Have you ever though of using a profiler?


    I am begineer in C field....
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    Closed: Execution time in a C program

    Inorder to find execution time in C program, I have used the following piece of code

    1.
    #include <stdio.h>
    2.
    #include <time.h>
    3.

    4.
    clock_t start =...
  10. Closed: How to do profiling in Nios2 processor of Altera?

    How to do profiling in Nios2 processor of Altera?

    I had written some c codes in Nios2 processor and simulated using Nios2 ISS and I need to extract the profiling details like execution time and...
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    Closed: Re: MATLAB CODE FOR GENETIC ALGORITHM

    Even I came across that tool and its examples.But I need a MATLAB code for genetic algorithm so that I can modify as per my requirement for my project.Kindly help
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    Closed: Re: MATLAB CODE FOR GENETIC ALGORITHM

    Thank you for your kind reply.But I need the program for Genetic algorithm in MATLAB.Could you please help me with that.
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    Closed: Matlab code for genetic algorithm

    Can any one please help me in providing matlab code for genetic algorithm? I am urgently in need of that code for my project. Please help me. Thanks in advance.
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    Closed: Re: traceback length in convolutional coding

    Sir i went through the paper......but still.................Can it be concluded as traceback length depends only on constraint length.
    so if constraint length is 7 then traceback length is...
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    Closed: traceback length in convolutional coding

    How is traceback length determined in convolutional coding?Is it 5 times the constraint length.Are there any other parameters to define it?
    plz help
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    Closed: Traceback length in convolutional coding

    How do you determine traceback length in convolutional coding?Is traceback length 5 times the constraint length.If so,i am using convolution encoding
    (7,[171,133])den te traceback length would be...
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    Closed: Re: Implementation of CODED OFDM in MATLAB

    Sir,have u meant dec2bin? i had tried it but then using dec2bin the output would be in 0's and1's.If so scatterplot for QPSK doesn't work because the bits shud be in the range of 0:3,but by using...
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    Closed: Re: Implementation of CODED OFDM in MATLAB

    Sir can u please explain.....................i need bits in the position 240th to 255 th position which r in the range of 0:225 ,to change in the range of 0:3.
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    Closed: Implementation of CODED OFDM in MATLAB

    I am trying to implement COFDM using Reed Solomon(255,239).The hindrance i face is that i use QPSK modulation,after reed solomon encoding.TO perform QPSK modulation i need my bits in the range of...
  20. Closed: Implementation of qpsk modulation to reed solomon coded data

    To implement qpsk modulation using pskmod command in matlab requires the data bits in the range of 0:3.if i use reed solomon encoder with n=255 and k=239 from 240th bit position to 255th bit...
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    Closed: Concatenated Reed Solomon Code

    Can anyone pls explain about the theoratical concepts and implementation of concatenated reed solomon code in Matlab.
    Thanks in advance
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    Closed: Area per Logic element in FPGA???

    Can anyone please tell me how to represent logic elements in terms of area.
    In Quartus utilization factor is represented in terms of logic elements. I need to know area per logic element in its...
  23. Closed: Re: To recover the original signal after using Hilbert trans

    I had done SSB modulation using Hilbert transform ,how do i demodulate to get the original signal.
  24. Closed: Re: To recover the original signal after using Hilbert trans

    But how do I demodulate as there is no inbuilt command for it????
  25. Closed: Re: To recover the original signal after using Hilbert trans

    i did the ssb modulation using Hilbert transform in matlab
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